treewide: add meta.mainProgram to packages with a single binary

The nixpkgs-unstable channel's programs.sqlite was used to identify
packages producing exactly one binary, and these automatically added
to their package definitions wherever possible.

2374 files changed, 2374 insertions, 0 deletions

diff --git a/pkgs/development/beam-modules/erlfmt/default.nix b/pkgs/development/beam-modules/erlfmt/default.nix
index e7c6f21b20ffc..4cf139845a209 100644
--- a/pkgs/development/beam-modules/erlfmt/default.nix
+++ b/pkgs/development/beam-modules/erlfmt/default.nix
@@ -13,6 +13,7 @@ rebar3Relx rec {
   meta = with lib; {
     homepage = "https://github.com/WhatsApp/erlfmt";
     description = "An automated code formatter for Erlang";
+    mainProgram = "erlfmt";
     platforms = platforms.unix;
     license = licenses.asl20;
     maintainers = with lib.maintainers; [ dlesl ];
diff --git a/pkgs/development/compilers/acme/default.nix b/pkgs/development/compilers/acme/default.nix
index 3f8110b5b5a4a..cc6426a309a55 100644
--- a/pkgs/development/compilers/acme/default.nix
+++ b/pkgs/development/compilers/acme/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A multi-platform cross assembler for 6502/6510/65816 CPUs";
+    mainProgram = "acme";
     homepage = "https://sourceforge.net/projects/acme-crossass/";
     license = licenses.gpl2Plus;
     platforms = platforms.all;
diff --git a/pkgs/development/compilers/ante/default.nix b/pkgs/development/compilers/ante/default.nix
index ebd70475d0fab..906ee0f16c2aa 100644
--- a/pkgs/development/compilers/ante/default.nix
+++ b/pkgs/development/compilers/ante/default.nix
@@ -52,6 +52,7 @@ rustPlatform.buildRustPackage {
   meta = with lib; {
     homepage = "https://antelang.org/";
     description = "A low-level functional language for exploring refinement types, lifetime inference, and algebraic effects";
+    mainProgram = "ante";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ ehllie ];
   };
diff --git a/pkgs/development/compilers/arachne-pnr/default.nix b/pkgs/development/compilers/arachne-pnr/default.nix
index a08ad91c4a1c0..37b7158c62842 100644
--- a/pkgs/development/compilers/arachne-pnr/default.nix
+++ b/pkgs/development/compilers/arachne-pnr/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Place and route tool for FPGAs";
+    mainProgram = "arachne-pnr";
     longDescription = ''
       Arachne-pnr implements the place and route step of
       the hardware compilation process for FPGAs. It
diff --git a/pkgs/development/compilers/armips/default.nix b/pkgs/development/compilers/armips/default.nix
index b6fbb5ef34c8a..6e3a3ef4d964b 100644
--- a/pkgs/development/compilers/armips/default.nix
+++ b/pkgs/development/compilers/armips/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/Kingcom/armips";
     description = "Assembler for various ARM and MIPS platforms.";
+    mainProgram = "armips";
     license = licenses.mit;
     maintainers = with maintainers; [ marius851000 ];
   };
diff --git a/pkgs/development/compilers/as31/default.nix b/pkgs/development/compilers/as31/default.nix
index c76b8a03312e8..9cff12dd306d9 100644
--- a/pkgs/development/compilers/as31/default.nix
+++ b/pkgs/development/compilers/as31/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://wiki.erazor-zone.de/wiki:projects:linux:as31";
     description = "An 8031/8051 assembler";
+    mainProgram = "as31";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ AndersonTorres ];
     platforms = platforms.unix;
diff --git a/pkgs/development/compilers/avra/default.nix b/pkgs/development/compilers/avra/default.nix
index f3bc33516a3f6..8e2d2558c571a 100644
--- a/pkgs/development/compilers/avra/default.nix
+++ b/pkgs/development/compilers/avra/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Assembler for the Atmel AVR microcontroller family";
+    mainProgram = "avra";
     homepage = "https://github.com/Ro5bert/avra";
     license = licenses.gpl2Plus;
     platforms = platforms.all;
diff --git a/pkgs/development/compilers/ballerina/default.nix b/pkgs/development/compilers/ballerina/default.nix
index 4dacd028311ed..5a58d9afd9a83 100644
--- a/pkgs/development/compilers/ballerina/default.nix
+++ b/pkgs/development/compilers/ballerina/default.nix
@@ -37,6 +37,7 @@ in stdenv.mkDerivation {
 
   meta = with lib; {
     description = "An open-source programming language for the cloud";
+    mainProgram = "bal";
     license = licenses.asl20;
     platforms = openjdk.meta.platforms;
     maintainers = with maintainers; [ eigengrau ];
diff --git a/pkgs/development/compilers/bfc/default.nix b/pkgs/development/compilers/bfc/default.nix
index 2ebf02b18138f..c495c3f722234 100644
--- a/pkgs/development/compilers/bfc/default.nix
+++ b/pkgs/development/compilers/bfc/default.nix
@@ -39,6 +39,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "An industrial-grade brainfuck compiler";
+    mainProgram = "bfc";
     homepage = "https://bfc.wilfred.me.uk";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/compilers/blueprint/default.nix b/pkgs/development/compilers/blueprint/default.nix
index 856fcaa5d5abd..14a901d785fe1 100644
--- a/pkgs/development/compilers/blueprint/default.nix
+++ b/pkgs/development/compilers/blueprint/default.nix
@@ -64,6 +64,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "A markup language for GTK user interface files";
+    mainProgram = "blueprint-compiler";
     homepage = "https://gitlab.gnome.org/jwestman/blueprint-compiler";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ benediktbroich ranfdev ];
diff --git a/pkgs/development/compilers/cakelisp/default.nix b/pkgs/development/compilers/cakelisp/default.nix
index b6541619b9f9a..9f8939708cece 100644
--- a/pkgs/development/compilers/cakelisp/default.nix
+++ b/pkgs/development/compilers/cakelisp/default.nix
@@ -44,6 +44,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "A performance-oriented Lisp-like language";
+    mainProgram = "cakelisp";
     homepage = "https://macoy.me/code/macoy/cakelisp";
     license = licenses.gpl3Plus;
     platforms = platforms.darwin ++ platforms.linux;
diff --git a/pkgs/development/compilers/chicken/4/egg2nix.nix b/pkgs/development/compilers/chicken/4/egg2nix.nix
index dfbec7442ed42..e175f17e1ab7e 100644
--- a/pkgs/development/compilers/chicken/4/egg2nix.nix
+++ b/pkgs/development/compilers/chicken/4/egg2nix.nix
@@ -20,6 +20,7 @@ eggDerivation rec {
 
   meta = {
     description = "Generate nix-expression from CHICKEN scheme eggs";
+    mainProgram = "egg2nix";
     homepage = "https://github.com/the-kenny/egg2nix";
     license = lib.licenses.bsd3;
     platforms = lib.platforms.unix;
diff --git a/pkgs/development/compilers/chicken/5/egg2nix.nix b/pkgs/development/compilers/chicken/5/egg2nix.nix
index 62b634eb63706..3e2cc49a26697 100644
--- a/pkgs/development/compilers/chicken/5/egg2nix.nix
+++ b/pkgs/development/compilers/chicken/5/egg2nix.nix
@@ -21,6 +21,7 @@ eggDerivation {
 
   meta = {
     description = "Generate nix-expression from CHICKEN scheme eggs";
+    mainProgram = "egg2nix";
     homepage = "https://github.com/the-kenny/egg2nix";
     license = lib.licenses.bsd3;
     platforms = lib.platforms.unix;
diff --git a/pkgs/development/compilers/closure/default.nix b/pkgs/development/compilers/closure/default.nix
index 39dfa67d23e4e..ee560d8763014 100644
--- a/pkgs/development/compilers/closure/default.nix
+++ b/pkgs/development/compilers/closure/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A tool for making JavaScript download and run faster";
+    mainProgram = "closure-compiler";
     homepage = "https://developers.google.com/closure/compiler/";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
     license = licenses.asl20;
diff --git a/pkgs/development/compilers/colm/default.nix b/pkgs/development/compilers/colm/default.nix
index d7a0953a8035e..b1540ff630729 100644
--- a/pkgs/development/compilers/colm/default.nix
+++ b/pkgs/development/compilers/colm/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A programming language for the analysis and transformation of computer languages";
+    mainProgram = "colm";
     homepage = "http://www.colm.net/open-source/colm";
     license = licenses.gpl2;
     platforms = platforms.unix;
diff --git a/pkgs/development/compilers/cone/default.nix b/pkgs/development/compilers/cone/default.nix
index d94432be12d38..b13ac8de868e9 100644
--- a/pkgs/development/compilers/cone/default.nix
+++ b/pkgs/development/compilers/cone/default.nix
@@ -34,6 +34,7 @@ llvmPackages.stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Cone Programming Language";
+    mainProgram = "conec";
     homepage = "https://cone.jondgoodwin.com";
     license = licenses.mit;
     maintainers = with maintainers; [ luc65r ];
diff --git a/pkgs/development/compilers/crystal/default.nix b/pkgs/development/compilers/crystal/default.nix
index c9ffed829b2d8..79a9ab8c4ac10 100644
--- a/pkgs/development/compilers/crystal/default.nix
+++ b/pkgs/development/compilers/crystal/default.nix
@@ -250,6 +250,7 @@ let
       meta = with lib; {
         inherit (binary.meta) platforms;
         description = "A compiled language with Ruby like syntax and type inference";
+        mainProgram = "crystal";
         homepage = "https://crystal-lang.org/";
         license = licenses.asl20;
         maintainers = with maintainers; [ david50407 manveru peterhoeg donovanglover ];
diff --git a/pkgs/development/compilers/crystal2nix/default.nix b/pkgs/development/compilers/crystal2nix/default.nix
index 3a53525b47717..2ba0fefd6aba6 100644
--- a/pkgs/development/compilers/crystal2nix/default.nix
+++ b/pkgs/development/compilers/crystal2nix/default.nix
@@ -29,6 +29,7 @@ crystal.buildCrystalPackage rec {
 
   meta = with lib; {
     description = "Utility to convert Crystal's shard.lock files to a Nix file";
+    mainProgram = "crystal2nix";
     license = licenses.mit;
     maintainers = with maintainers; [ manveru peterhoeg ];
   };
diff --git a/pkgs/development/compilers/dictu/default.nix b/pkgs/development/compilers/dictu/default.nix
index 113f9291df2c3..5bce969edb8b6 100644
--- a/pkgs/development/compilers/dictu/default.nix
+++ b/pkgs/development/compilers/dictu/default.nix
@@ -76,6 +76,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "High-level dynamically typed, multi-paradigm, interpreted programming language";
+    mainProgram = "dictu";
     homepage = "https://dictu-lang.com";
     license = licenses.mit;
     maintainers = with maintainers; [ luc65r ];
diff --git a/pkgs/development/compilers/dmd/generic.nix b/pkgs/development/compilers/dmd/generic.nix
index eec43a6a82a75..88fabd9c83fb1 100644
--- a/pkgs/development/compilers/dmd/generic.nix
+++ b/pkgs/development/compilers/dmd/generic.nix
@@ -216,6 +216,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Official reference compiler for the D language";
+    mainProgram = "dmd";
     homepage = "https://dlang.org/";
     # Everything is now Boost licensed, even the backend.
     # https://github.com/dlang/dmd/pull/6680
diff --git a/pkgs/development/compilers/elm/packages/elm-instrument.nix b/pkgs/development/compilers/elm/packages/elm-instrument.nix
index 18f4d3aff1962..02593b8550777 100644
--- a/pkgs/development/compilers/elm/packages/elm-instrument.nix
+++ b/pkgs/development/compilers/elm/packages/elm-instrument.nix
@@ -40,4 +40,5 @@ mkDerivation {
   homepage = "https://elm-lang.org";
   description = "Instrumentation library for Elm";
   license = lib.licenses.bsd3;
+  mainProgram = "elm-instrument";
 }
diff --git a/pkgs/development/compilers/elm/packages/elm-json.nix b/pkgs/development/compilers/elm/packages/elm-json.nix
index 6eb5d10cd4711..5b988244cc97b 100644
--- a/pkgs/development/compilers/elm/packages/elm-json.nix
+++ b/pkgs/development/compilers/elm/packages/elm-json.nix
@@ -32,6 +32,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Install, upgrade and uninstall Elm dependencies";
+    mainProgram = "elm-json";
     homepage = "https://github.com/zwilias/elm-json";
     license = licenses.mit;
     maintainers = [ maintainers.turbomack ];
diff --git a/pkgs/development/compilers/elm/packages/elm-test-rs.nix b/pkgs/development/compilers/elm/packages/elm-test-rs.nix
index 5e2a5502b2110..02f69c2d2f03f 100644
--- a/pkgs/development/compilers/elm/packages/elm-test-rs.nix
+++ b/pkgs/development/compilers/elm/packages/elm-test-rs.nix
@@ -23,6 +23,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Fast and portable executable to run your Elm tests";
+    mainProgram = "elm-test-rs";
     homepage = "https://github.com/mpizenberg/elm-test-rs";
     license = licenses.bsd3;
     maintainers = [ maintainers.jpagex ];
diff --git a/pkgs/development/compilers/elm/packages/elm-test.nix b/pkgs/development/compilers/elm/packages/elm-test.nix
index fc943a80a3fa4..eca45395c3df2 100644
--- a/pkgs/development/compilers/elm/packages/elm-test.nix
+++ b/pkgs/development/compilers/elm/packages/elm-test.nix
@@ -25,6 +25,7 @@ buildNpmPackage rec {
   meta = {
     changelog = "https://github.com/rtfeldman/node-test-runner/blob/${src.rev}/CHANGELOG.md";
     description = "Runs elm-test suites from Node.js";
+    mainProgram = "elm-test";
     homepage = "https://github.com/rtfeldman/node-test-runner";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ turbomack ];
diff --git a/pkgs/development/compilers/erg/default.nix b/pkgs/development/compilers/erg/default.nix
index c2ecc635e05cd..0ad4320c046a0 100644
--- a/pkgs/development/compilers/erg/default.nix
+++ b/pkgs/development/compilers/erg/default.nix
@@ -57,6 +57,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A statically typed language that can deeply improve the Python ecosystem";
+    mainProgram = "erg";
     homepage = "https://github.com/erg-lang/erg";
     changelog = "https://github.com/erg-lang/erg/releases/tag/${src.rev}";
     license = with licenses; [ asl20 mit ];
diff --git a/pkgs/development/compilers/fasmg/default.nix b/pkgs/development/compilers/fasmg/default.nix
index ec915bcb04bcf..b62c114c77e42 100644
--- a/pkgs/development/compilers/fasmg/default.nix
+++ b/pkgs/development/compilers/fasmg/default.nix
@@ -50,6 +50,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "x86(-64) macro assembler to binary, MZ, PE, COFF, and ELF";
+    mainProgram = "fasmg";
     homepage = "https://flatassembler.net";
     license = licenses.bsd3;
     maintainers = with maintainers; [ orivej luc65r ];
diff --git a/pkgs/development/compilers/fbc/default.nix b/pkgs/development/compilers/fbc/default.nix
index 631bf9c7bfe02..f2a223fb6b8a3 100644
--- a/pkgs/development/compilers/fbc/default.nix
+++ b/pkgs/development/compilers/fbc/default.nix
@@ -123,6 +123,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.freebasic.net/";
     description = "A multi-platform BASIC Compiler";
+    mainProgram = "fbc";
     longDescription = ''
       FreeBASIC is a completely free, open-source, multi-platform BASIC compiler (fbc),
       with syntax similar to (and support for) MS-QuickBASIC, that adds new features
diff --git a/pkgs/development/compilers/firrtl/default.nix b/pkgs/development/compilers/firrtl/default.nix
index 5a59060b6f217..54138a6d3de8e 100644
--- a/pkgs/development/compilers/firrtl/default.nix
+++ b/pkgs/development/compilers/firrtl/default.nix
@@ -49,6 +49,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Flexible Intermediate Representation for RTL";
+    mainProgram = "firrtl";
     longDescription = ''
       Firrtl is an intermediate representation (IR) for digital circuits
       designed as a platform for writing circuit-level transformations.
diff --git a/pkgs/development/compilers/flasm/default.nix b/pkgs/development/compilers/flasm/default.nix
index c1d2cfedc984d..e1da977b0039c 100644
--- a/pkgs/development/compilers/flasm/default.nix
+++ b/pkgs/development/compilers/flasm/default.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Assembler and disassembler for Flash (SWF) bytecode";
+    mainProgram = "flasm";
     homepage = "https://flasm.sourceforge.net/";
     license = licenses.bsd2;
     maintainers = with maintainers; [ siraben ];
diff --git a/pkgs/development/compilers/flix/default.nix b/pkgs/development/compilers/flix/default.nix
index 53897054979f4..c0f32438db14a 100644
--- a/pkgs/development/compilers/flix/default.nix
+++ b/pkgs/development/compilers/flix/default.nix
@@ -26,6 +26,7 @@ stdenvNoCC.mkDerivation rec {
 
   meta = with lib; {
     description = "The Flix Programming Language";
+    mainProgram = "flix";
     homepage = "https://github.com/flix/flix";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
     license = licenses.asl20;
diff --git a/pkgs/development/compilers/flux/default.nix b/pkgs/development/compilers/flux/default.nix
index 75386f21f7439..bb3c0da52c61c 100644
--- a/pkgs/development/compilers/flux/default.nix
+++ b/pkgs/development/compilers/flux/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "An interface description language used by DirectFB";
+    mainProgram = "fluxcomp";
     homepage = "https://github.com/deniskropp/flux";
     license = licenses.mit;
   };
diff --git a/pkgs/development/compilers/gbforth/default.nix b/pkgs/development/compilers/gbforth/default.nix
index e85e621cff16c..882a25cdae075 100644
--- a/pkgs/development/compilers/gbforth/default.nix
+++ b/pkgs/development/compilers/gbforth/default.nix
@@ -42,6 +42,7 @@ stdenv.mkDerivation {
   meta = with lib; {
     homepage = "https://gbforth.org/";
     description = "A Forth-based Game Boy development kit";
+    mainProgram = "gbforth";
     longDescription = ''
       A Forth-based Game Boy development kit.
       It features a Forth-based assembler, a cross-compiler with support for
diff --git a/pkgs/development/compilers/gcl/default.nix b/pkgs/development/compilers/gcl/default.nix
index 8ef2cedbf076d..64d36ea67a73c 100644
--- a/pkgs/development/compilers/gcl/default.nix
+++ b/pkgs/development/compilers/gcl/default.nix
@@ -29,6 +29,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "GNU Common Lisp compiler working via GCC";
+    mainProgram = "gcl";
     maintainers = lib.teams.lisp.members;
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/development/compilers/gleam/default.nix b/pkgs/development/compilers/gleam/default.nix
index d21c4d48f33f1..5dc3976025a81 100644
--- a/pkgs/development/compilers/gleam/default.nix
+++ b/pkgs/development/compilers/gleam/default.nix
@@ -32,6 +32,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A statically typed language for the Erlang VM";
+    mainProgram = "gleam";
     homepage = "https://gleam.run/";
     license = licenses.asl20;
     maintainers = teams.beam.members;
diff --git a/pkgs/development/compilers/gmqcc/default.nix b/pkgs/development/compilers/gmqcc/default.nix
index f3b25e2dbd4ad..a030133fba52f 100644
--- a/pkgs/development/compilers/gmqcc/default.nix
+++ b/pkgs/development/compilers/gmqcc/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://graphitemaster.github.io/gmqcc/";
     description = "A modern QuakeC compiler";
+    mainProgram = "gmqcc";
     longDescription = ''
       For an enduring period of time the options for a decent compiler for
       the Quake C programming language were confined to a specific compiler
diff --git a/pkgs/development/compilers/graalvm/community-edition/buildGraalvmProduct.nix b/pkgs/development/compilers/graalvm/community-edition/buildGraalvmProduct.nix
index 579e405808020..907441ff68c42 100644
--- a/pkgs/development/compilers/graalvm/community-edition/buildGraalvmProduct.nix
+++ b/pkgs/development/compilers/graalvm/community-edition/buildGraalvmProduct.nix
@@ -72,5 +72,6 @@ stdenv.mkDerivation ({
   meta = ({
     inherit (graalvm-ce.meta) homepage license sourceProvenance maintainers platforms;
     description = "High-Performance Polyglot VM (Product: ${product})";
+    mainProgram = "js";
   } // (args.meta or { }));
 } // extraArgs)
diff --git a/pkgs/development/compilers/hvm/default.nix b/pkgs/development/compilers/hvm/default.nix
index 03dcdcae67247..8342f0ee05b1d 100644
--- a/pkgs/development/compilers/hvm/default.nix
+++ b/pkgs/development/compilers/hvm/default.nix
@@ -28,6 +28,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A pure functional compile target that is lazy, non-garbage-collected, and parallel";
+    mainProgram = "hvm";
     homepage = "https://github.com/higherorderco/hvm";
     license = licenses.mit;
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/compilers/idris2/idris2-lsp.nix b/pkgs/development/compilers/idris2/idris2-lsp.nix
index a9587588417a3..095b973cc0cb3 100644
--- a/pkgs/development/compilers/idris2/idris2-lsp.nix
+++ b/pkgs/development/compilers/idris2/idris2-lsp.nix
@@ -43,6 +43,7 @@ let
 
     meta = with lib; {
       description = "Language Server for Idris2";
+      mainProgram = "idris2-lsp";
       homepage = "https://github.com/idris-community/idris2-lsp";
       license = licenses.bsd3;
       maintainers = with maintainers; [ mattpolzin ];
diff --git a/pkgs/development/compilers/idris2/idris2.nix b/pkgs/development/compilers/idris2/idris2.nix
index 88c4d05703cf6..421fb93cf03ba 100644
--- a/pkgs/development/compilers/idris2/idris2.nix
+++ b/pkgs/development/compilers/idris2/idris2.nix
@@ -89,6 +89,7 @@ in stdenv.mkDerivation rec {
 
   meta = {
     description = "A purely functional programming language with first class types";
+    mainProgram = "idris2";
     homepage = "https://github.com/idris-lang/Idris2";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ fabianhjr wchresta mattpolzin ];
diff --git a/pkgs/development/compilers/inform7/default.nix b/pkgs/development/compilers/inform7/default.nix
index 24bc14c0b3a9c..0fba6d7c4a497 100644
--- a/pkgs/development/compilers/inform7/default.nix
+++ b/pkgs/development/compilers/inform7/default.nix
@@ -23,6 +23,7 @@ in stdenv.mkDerivation {
 
   meta = with lib; {
     description = "A design system for interactive fiction";
+    mainProgram = "i7";
     homepage = "http://inform7.com/";
     license = licenses.artistic2;
     maintainers = with maintainers; [ mbbx6spp ];
diff --git a/pkgs/development/compilers/inklecate/default.nix b/pkgs/development/compilers/inklecate/default.nix
index ac32e29549370..fa701d8fd269e 100644
--- a/pkgs/development/compilers/inklecate/default.nix
+++ b/pkgs/development/compilers/inklecate/default.nix
@@ -29,6 +29,7 @@ buildDotnetModule rec {
 
   meta = with lib; {
     description = "Compiler for ink, inkle's scripting language";
+    mainProgram = "inklecate";
     longDescription = ''
       Inklecate is a command-line compiler for ink, inkle's open source
       scripting language for writing interactive narrative
diff --git a/pkgs/development/compilers/ispc/default.nix b/pkgs/development/compilers/ispc/default.nix
index 0c710b0736a3c..b7f2ad1228b7f 100644
--- a/pkgs/development/compilers/ispc/default.nix
+++ b/pkgs/development/compilers/ispc/default.nix
@@ -68,6 +68,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage    = "https://ispc.github.io/";
     description = "Intel 'Single Program, Multiple Data' Compiler, a vectorised language";
+    mainProgram = "ispc";
     license     = licenses.bsd3;
     platforms   = [ "x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin" ]; # TODO: buildable on more platforms?
     maintainers = with maintainers; [ aristid thoughtpolice athas alexfmpe ];
diff --git a/pkgs/development/compilers/julia/generic.nix b/pkgs/development/compilers/julia/generic.nix
index 4ab317618a413..7f690d44e1634 100644
--- a/pkgs/development/compilers/julia/generic.nix
+++ b/pkgs/development/compilers/julia/generic.nix
@@ -83,6 +83,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "High-level performance-oriented dynamical language for technical computing";
+    mainProgram = "julia";
     homepage = "https://julialang.org/";
     license = licenses.mit;
     maintainers = with maintainers; [ nickcao joshniemela thomasjm ];
diff --git a/pkgs/development/compilers/juniper/default.nix b/pkgs/development/compilers/juniper/default.nix
index ff6751104ac02..edf3e4b6374c4 100644
--- a/pkgs/development/compilers/juniper/default.nix
+++ b/pkgs/development/compilers/juniper/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Functional reactive programming language for programming Arduino";
+    mainProgram = "juniper";
     longDescription = ''
       Juniper targets Arduino and supports many features typical of functional programming languages, including algebraic data types, tuples, records,
       pattern matching, immutable data structures, parametric polymorphic functions, and anonymous functions (lambdas).
diff --git a/pkgs/development/compilers/kind2/default.nix b/pkgs/development/compilers/kind2/default.nix
index 182e4cb1a0e92..95eedb80670f0 100644
--- a/pkgs/development/compilers/kind2/default.nix
+++ b/pkgs/development/compilers/kind2/default.nix
@@ -25,6 +25,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A functional programming language and proof assistant";
+    mainProgram = "kind2";
     homepage = "https://github.com/higherorderco/kind";
     license = licenses.mit;
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/compilers/lesscpy/default.nix b/pkgs/development/compilers/lesscpy/default.nix
index d85b36da8918a..52372bb1edce7 100644
--- a/pkgs/development/compilers/lesscpy/default.nix
+++ b/pkgs/development/compilers/lesscpy/default.nix
@@ -17,6 +17,7 @@ python3Packages.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Python LESS Compiler";
+    mainProgram = "lesscpy";
     homepage    = "https://github.com/lesscpy/lesscpy";
     license     = licenses.mit;
     maintainers = with maintainers; [ s1341 ];
diff --git a/pkgs/development/compilers/ligo/default.nix b/pkgs/development/compilers/ligo/default.nix
index 3027aa52c5e43..9443f7a8cc08b 100644
--- a/pkgs/development/compilers/ligo/default.nix
+++ b/pkgs/development/compilers/ligo/default.nix
@@ -127,6 +127,7 @@ ocamlPackages.buildDunePackage rec {
     homepage = "https://ligolang.org/";
     downloadPage = "https://ligolang.org/docs/intro/installation";
     description = "A friendly Smart Contract Language for Tezos";
+    mainProgram = "ligo";
     license = licenses.mit;
     platforms = ocamlPackages.ocaml.meta.platforms;
     broken = stdenv.isLinux && stdenv.isAarch64;
diff --git a/pkgs/development/compilers/llvm/11/compiler-rt/default.nix b/pkgs/development/compilers/llvm/11/compiler-rt/default.nix
index 7fddc6e924b9e..8a94abeffdcaf 100644
--- a/pkgs/development/compilers/llvm/11/compiler-rt/default.nix
+++ b/pkgs/development/compilers/llvm/11/compiler-rt/default.nix
@@ -122,6 +122,7 @@ stdenv.mkDerivation {
   meta = llvm_meta // {
     homepage = "https://compiler-rt.llvm.org/";
     description = "Compiler runtime libraries";
+    mainProgram = "hwasan_symbolize";
     longDescription = ''
       The compiler-rt project provides highly tuned implementations of the
       low-level code generator support routines like "__fixunsdfdi" and other
diff --git a/pkgs/development/compilers/llvm/12/compiler-rt/default.nix b/pkgs/development/compilers/llvm/12/compiler-rt/default.nix
index 4b2bdad454ae2..63b5a4ba4eeda 100644
--- a/pkgs/development/compilers/llvm/12/compiler-rt/default.nix
+++ b/pkgs/development/compilers/llvm/12/compiler-rt/default.nix
@@ -113,6 +113,7 @@ stdenv.mkDerivation {
   meta = llvm_meta // {
     homepage = "https://compiler-rt.llvm.org/";
     description = "Compiler runtime libraries";
+    mainProgram = "hwasan_symbolize";
     longDescription = ''
       The compiler-rt project provides highly tuned implementations of the
       low-level code generator support routines like "__fixunsdfdi" and other
diff --git a/pkgs/development/compilers/llvm/13/compiler-rt/default.nix b/pkgs/development/compilers/llvm/13/compiler-rt/default.nix
index b6a9c13ba9436..8033ea499a3f5 100644
--- a/pkgs/development/compilers/llvm/13/compiler-rt/default.nix
+++ b/pkgs/development/compilers/llvm/13/compiler-rt/default.nix
@@ -120,6 +120,7 @@ stdenv.mkDerivation {
   meta = llvm_meta // {
     homepage = "https://compiler-rt.llvm.org/";
     description = "Compiler runtime libraries";
+    mainProgram = "hwasan_symbolize";
     longDescription = ''
       The compiler-rt project provides highly tuned implementations of the
       low-level code generator support routines like "__fixunsdfdi" and other
diff --git a/pkgs/development/compilers/llvm/14/compiler-rt/default.nix b/pkgs/development/compilers/llvm/14/compiler-rt/default.nix
index 1652b3a7fac0f..464bb09d9e778 100644
--- a/pkgs/development/compilers/llvm/14/compiler-rt/default.nix
+++ b/pkgs/development/compilers/llvm/14/compiler-rt/default.nix
@@ -128,6 +128,7 @@ stdenv.mkDerivation {
   meta = llvm_meta // {
     homepage = "https://compiler-rt.llvm.org/";
     description = "Compiler runtime libraries";
+    mainProgram = "hwasan_symbolize";
     longDescription = ''
       The compiler-rt project provides highly tuned implementations of the
       low-level code generator support routines like "__fixunsdfdi" and other
diff --git a/pkgs/development/compilers/llvm/15/compiler-rt/default.nix b/pkgs/development/compilers/llvm/15/compiler-rt/default.nix
index fbf25786efee6..bedf47a251395 100644
--- a/pkgs/development/compilers/llvm/15/compiler-rt/default.nix
+++ b/pkgs/development/compilers/llvm/15/compiler-rt/default.nix
@@ -127,6 +127,7 @@ stdenv.mkDerivation {
   meta = llvm_meta // {
     homepage = "https://compiler-rt.llvm.org/";
     description = "Compiler runtime libraries";
+    mainProgram = "hwasan_symbolize";
     longDescription = ''
       The compiler-rt project provides highly tuned implementations of the
       low-level code generator support routines like "__fixunsdfdi" and other
diff --git a/pkgs/development/compilers/llvm/16/compiler-rt/default.nix b/pkgs/development/compilers/llvm/16/compiler-rt/default.nix
index 0f15a9e12cde5..272fb54924d9f 100644
--- a/pkgs/development/compilers/llvm/16/compiler-rt/default.nix
+++ b/pkgs/development/compilers/llvm/16/compiler-rt/default.nix
@@ -141,6 +141,7 @@ stdenv.mkDerivation {
   meta = llvm_meta // {
     homepage = "https://compiler-rt.llvm.org/";
     description = "Compiler runtime libraries";
+    mainProgram = "hwasan_symbolize";
     longDescription = ''
       The compiler-rt project provides highly tuned implementations of the
       low-level code generator support routines like "__fixunsdfdi" and other
diff --git a/pkgs/development/compilers/llvm/17/compiler-rt/default.nix b/pkgs/development/compilers/llvm/17/compiler-rt/default.nix
index 0f15a9e12cde5..272fb54924d9f 100644
--- a/pkgs/development/compilers/llvm/17/compiler-rt/default.nix
+++ b/pkgs/development/compilers/llvm/17/compiler-rt/default.nix
@@ -141,6 +141,7 @@ stdenv.mkDerivation {
   meta = llvm_meta // {
     homepage = "https://compiler-rt.llvm.org/";
     description = "Compiler runtime libraries";
+    mainProgram = "hwasan_symbolize";
     longDescription = ''
       The compiler-rt project provides highly tuned implementations of the
       low-level code generator support routines like "__fixunsdfdi" and other
diff --git a/pkgs/development/compilers/llvm/common/libclc.nix b/pkgs/development/compilers/llvm/common/libclc.nix
index c91930963b20d..4c2081e693c16 100644
--- a/pkgs/development/compilers/llvm/common/libclc.nix
+++ b/pkgs/development/compilers/llvm/common/libclc.nix
@@ -47,6 +47,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://libclc.llvm.org/";
     description = "Implementation of the library requirements of the OpenCL C programming language";
+    mainProgram = "prepare_builtins";
     license = licenses.mit;
     platforms = platforms.all;
   };
diff --git a/pkgs/development/compilers/lobster/default.nix b/pkgs/development/compilers/lobster/default.nix
index 02748546d5aa2..131fdbfef98fa 100644
--- a/pkgs/development/compilers/lobster/default.nix
+++ b/pkgs/development/compilers/lobster/default.nix
@@ -53,6 +53,7 @@ stdenv.mkDerivation (finalAttrs: {
     broken = stdenv.isDarwin;
     homepage = "https://strlen.com/lobster/";
     description = "The Lobster programming language";
+    mainProgram = "lobster";
     longDescription = ''
       Lobster is a programming language that tries to combine the advantages of
       very static typing and memory management with a very lightweight,
diff --git a/pkgs/development/compilers/lunarml/default.nix b/pkgs/development/compilers/lunarml/default.nix
index 558a4e435a416..d47801181701d 100644
--- a/pkgs/development/compilers/lunarml/default.nix
+++ b/pkgs/development/compilers/lunarml/default.nix
@@ -49,6 +49,7 @@ stdenvNoCC.mkDerivation {
 
   meta = {
     description = "Standard ML compiler that produces Lua/JavaScript";
+    mainProgram = "lunarml";
     homepage = "https://github.com/minoki/LunarML";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ toastal ratsclub ];
diff --git a/pkgs/development/compilers/manticore/default.nix b/pkgs/development/compilers/manticore/default.nix
index b767ccf150a69..030e131656310 100644
--- a/pkgs/development/compilers/manticore/default.nix
+++ b/pkgs/development/compilers/manticore/default.nix
@@ -39,6 +39,7 @@ in stdenv.mkDerivation {
 
   meta = {
     description = "A parallel, pure variant of Standard ML";
+    mainProgram = "pmlc";
 
     longDescription = ''
       Manticore is a high-level parallel programming language aimed at
diff --git a/pkgs/development/compilers/mcpp/default.nix b/pkgs/development/compilers/mcpp/default.nix
index e8eb62a15f130..9db55e29ccdb9 100644
--- a/pkgs/development/compilers/mcpp/default.nix
+++ b/pkgs/development/compilers/mcpp/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = with lib; {
     homepage = "https://github.com/museoa/mcpp";
     description = "Matsui's C preprocessor";
+    mainProgram = "mcpp";
     license = licenses.bsd2;
     maintainers = with maintainers; [ AndersonTorres ];
     platforms = platforms.unix;
diff --git a/pkgs/development/compilers/microscheme/default.nix b/pkgs/development/compilers/microscheme/default.nix
index fa65622ba0cdf..c9f3a1847066b 100644
--- a/pkgs/development/compilers/microscheme/default.nix
+++ b/pkgs/development/compilers/microscheme/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://ryansuchocki.github.io/microscheme/";
     description = "A Scheme subset for Atmel microcontrollers";
+    mainProgram = "microscheme";
     longDescription = ''
       Microscheme is a Scheme subset/variant designed for Atmel
       microcontrollers, especially as found on Arduino boards.
diff --git a/pkgs/development/compilers/mint/default.nix b/pkgs/development/compilers/mint/default.nix
index b1baf88c936c1..3a81f17fd5384 100644
--- a/pkgs/development/compilers/mint/default.nix
+++ b/pkgs/development/compilers/mint/default.nix
@@ -26,6 +26,7 @@ crystal.buildCrystalPackage rec {
 
   meta = with lib; {
     description = "A refreshing language for the front-end web";
+    mainProgram = "mint";
     homepage = "https://www.mint-lang.com/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ manveru ];
diff --git a/pkgs/development/compilers/mrustc/default.nix b/pkgs/development/compilers/mrustc/default.nix
index eae17cbce91fa..1305843a7fa7d 100644
--- a/pkgs/development/compilers/mrustc/default.nix
+++ b/pkgs/development/compilers/mrustc/default.nix
@@ -41,6 +41,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Mutabah's Rust Compiler";
+    mainProgram = "mrustc";
     longDescription = ''
       In-progress alternative rust compiler, written in C++.
       Capable of building a fully-working copy of rustc,
diff --git a/pkgs/development/compilers/mrustc/minicargo.nix b/pkgs/development/compilers/mrustc/minicargo.nix
index 76d19d4d96d7d..c7d5da1f90491 100644
--- a/pkgs/development/compilers/mrustc/minicargo.nix
+++ b/pkgs/development/compilers/mrustc/minicargo.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A minimalist builder for Rust";
+    mainProgram = "minicargo";
     longDescription = ''
       A minimalist builder for Rust, similar to Cargo but written in C++.
       Designed to work with mrustc to build Rust projects
diff --git a/pkgs/development/compilers/odin/default.nix b/pkgs/development/compilers/odin/default.nix
index ff3efcb8a6ef8..6d4ddf61da319 100644
--- a/pkgs/development/compilers/odin/default.nix
+++ b/pkgs/development/compilers/odin/default.nix
@@ -71,6 +71,7 @@ in stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A fast, concise, readable, pragmatic and open sourced programming language";
+    mainProgram = "odin";
     homepage = "https://odin-lang.org/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ luc65r astavie znaniye ];
diff --git a/pkgs/development/compilers/openspin/default.nix b/pkgs/development/compilers/openspin/default.nix
index abf5623b58213..5bf0ff64d354a 100644
--- a/pkgs/development/compilers/openspin/default.nix
+++ b/pkgs/development/compilers/openspin/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Compiler for SPIN/PASM languages for Parallax Propeller MCU";
+    mainProgram = "openspin";
     homepage = "https://github.com/parallaxinc/OpenSpin";
     license = licenses.mit;
     maintainers = [ maintainers.redvers ];
diff --git a/pkgs/development/compilers/ophis/default.nix b/pkgs/development/compilers/ophis/default.nix
index 2ddfa849b6640..0eebdce820ee1 100644
--- a/pkgs/development/compilers/ophis/default.nix
+++ b/pkgs/development/compilers/ophis/default.nix
@@ -16,6 +16,7 @@ buildPythonApplication rec {
   meta = with lib; {
     homepage = "http://michaelcmartin.github.io/Ophis/";
     description = "A cross-assembler for the 6502 series of microprocessors";
+    mainProgram = "ophis";
     longDescription = ''
       Ophis is an assembler for the 6502 microprocessor - the famous chip used
       in the vast majority of the classic 8-bit computers and consoles. Its
diff --git a/pkgs/development/compilers/paco/default.nix b/pkgs/development/compilers/paco/default.nix
index d8014dd8e51b1..195a67da023ab 100644
--- a/pkgs/development/compilers/paco/default.nix
+++ b/pkgs/development/compilers/paco/default.nix
@@ -27,6 +27,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A simple compiled programming language";
+    mainProgram = "paco";
     homepage = "https://github.com/pacolang/paco";
     license = licenses.mit;
     maintainers = with maintainers; [ hugolgst ];
diff --git a/pkgs/development/compilers/passerine/default.nix b/pkgs/development/compilers/passerine/default.nix
index e5f88e586746a..8583566573264 100644
--- a/pkgs/development/compilers/passerine/default.nix
+++ b/pkgs/development/compilers/passerine/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A small extensible programming language designed for concise expression with little code";
+    mainProgram = "passerine";
     homepage = "https://www.passerine.io/";
     license = licenses.mit;
     maintainers = with maintainers; [ siraben ];
diff --git a/pkgs/development/compilers/pforth/default.nix b/pkgs/development/compilers/pforth/default.nix
index aadc72c174e28..91efc25fc1e0b 100644
--- a/pkgs/development/compilers/pforth/default.nix
+++ b/pkgs/development/compilers/pforth/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = {
     homepage = "https://www.softsynth.com/pforth/";
     description = "Portable Portable ANS-like Forth written in ANSI 'C'";
+    mainProgram = "pforth";
     changelog = "https://github.com/philburk/pforth/blob/v${finalAttrs.version}/RELEASES.md";
     license = lib.licenses.bsd0;
     maintainers = with lib.maintainers; [ AndersonTorres yrashk ];
diff --git a/pkgs/development/compilers/picat/default.nix b/pkgs/development/compilers/picat/default.nix
index 76d1ebdb4102e..f52eed6ddf8d0 100644
--- a/pkgs/development/compilers/picat/default.nix
+++ b/pkgs/development/compilers/picat/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Logic-based programming langage";
+    mainProgram = "picat";
     homepage    = "http://picat-lang.org/";
     license     = licenses.mpl20;
     platforms   = platforms.linux;
diff --git a/pkgs/development/compilers/purescript/psc-package/default.nix b/pkgs/development/compilers/purescript/psc-package/default.nix
index d291b1f3cfee1..2d66319385468 100644
--- a/pkgs/development/compilers/purescript/psc-package/default.nix
+++ b/pkgs/development/compilers/purescript/psc-package/default.nix
@@ -52,6 +52,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A package manager for PureScript based on package sets";
+    mainProgram = "psc-package";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
     platforms = [ "x86_64-darwin" "x86_64-linux" ];
diff --git a/pkgs/development/compilers/rasm/default.nix b/pkgs/development/compilers/rasm/default.nix
index 0f617d0f66183..3246e014145fd 100644
--- a/pkgs/development/compilers/rasm/default.nix
+++ b/pkgs/development/compilers/rasm/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://www.roudoudou.com/rasm/";
     description = "Z80 assembler";
+    mainProgram = "rasm";
     # use -n option to display all licenses
     license = licenses.mit; # expat version
     maintainers = [ ];
diff --git a/pkgs/development/compilers/rust/cargo-auditable.nix b/pkgs/development/compilers/rust/cargo-auditable.nix
index b86ed5d7d4e16..ed73975fda52b 100644
--- a/pkgs/development/compilers/rust/cargo-auditable.nix
+++ b/pkgs/development/compilers/rust/cargo-auditable.nix
@@ -21,6 +21,7 @@ let
 
     meta = with lib; {
       description = "A tool to make production Rust binaries auditable";
+      mainProgram = "cargo-auditable";
       homepage = "https://github.com/rust-secure-code/cargo-auditable";
       changelog = "https://github.com/rust-secure-code/cargo-auditable/blob/v${version}/cargo-auditable/CHANGELOG.md";
       license = with licenses; [ mit /* or */ asl20 ];
diff --git a/pkgs/development/compilers/rust/cargo.nix b/pkgs/development/compilers/rust/cargo.nix
index b57ad0c811c23..b0c40c5760cb4 100644
--- a/pkgs/development/compilers/rust/cargo.nix
+++ b/pkgs/development/compilers/rust/cargo.nix
@@ -72,6 +72,7 @@ rustPlatform.buildRustPackage.override {
   meta = with lib; {
     homepage = "https://crates.io";
     description = "Downloads your Rust project's dependencies and builds your project";
+    mainProgram = "cargo";
     maintainers = teams.rust.members;
     license = [ licenses.mit licenses.asl20 ];
     platforms = platforms.unix;
diff --git a/pkgs/development/compilers/scryer-prolog/default.nix b/pkgs/development/compilers/scryer-prolog/default.nix
index a0247c265e80f..02383e6b4a512 100644
--- a/pkgs/development/compilers/scryer-prolog/default.nix
+++ b/pkgs/development/compilers/scryer-prolog/default.nix
@@ -30,6 +30,7 @@ rustPlatform.buildRustPackage rec {
   meta = with lib; {
     broken = stdenv.isDarwin;
     description = "A modern Prolog implementation written mostly in Rust";
+    mainProgram = "scryer-prolog";
     homepage = "https://github.com/mthom/scryer-prolog";
     license = with licenses; [ bsd3 ];
     maintainers = with maintainers; [ malbarbo wkral ];
diff --git a/pkgs/development/compilers/serpent/default.nix b/pkgs/development/compilers/serpent/default.nix
index 227e8037eaeee..31f6b0709da34 100644
--- a/pkgs/development/compilers/serpent/default.nix
+++ b/pkgs/development/compilers/serpent/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Compiler for the Serpent language for Ethereum";
+    mainProgram = "serpent";
     longDescription = ''
       Serpent is one of the high-level programming languages used to
       write Ethereum contracts. The language, as suggested by its name,
diff --git a/pkgs/development/compilers/sjasmplus/default.nix b/pkgs/development/compilers/sjasmplus/default.nix
index 6ef3d11c712f9..61d85b95c4527 100644
--- a/pkgs/development/compilers/sjasmplus/default.nix
+++ b/pkgs/development/compilers/sjasmplus/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://z00m128.github.io/sjasmplus/";
     description = "A Z80 assembly language cross compiler. It is based on the SjASM source code by Sjoerd Mastijn";
+    mainProgram = "sjasmplus";
     license = licenses.bsd3;
     platforms = platforms.all;
     maintainers = with maintainers; [ electrified ];
diff --git a/pkgs/development/compilers/spasm-ng/default.nix b/pkgs/development/compilers/spasm-ng/default.nix
index bd31719731e91..9045710dc7706 100644
--- a/pkgs/development/compilers/spasm-ng/default.nix
+++ b/pkgs/development/compilers/spasm-ng/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage    = "https://github.com/alberthdev/spasm-ng";
     description = "Z80 assembler with extra features to support development for TI calculators";
+    mainProgram = "spasm";
     license     = licenses.gpl2Plus;
     maintainers = with maintainers; [ siraben ];
     platforms   = platforms.unix;
diff --git a/pkgs/development/compilers/spirv-llvm-translator/default.nix b/pkgs/development/compilers/spirv-llvm-translator/default.nix
index 80e4620c7dc6a..d1e6ad9040ae4 100644
--- a/pkgs/development/compilers/spirv-llvm-translator/default.nix
+++ b/pkgs/development/compilers/spirv-llvm-translator/default.nix
@@ -114,6 +114,7 @@ disable-warnings-if-gcc13 (stdenv.mkDerivation {
   meta = with lib; {
     homepage    = "https://github.com/KhronosGroup/SPIRV-LLVM-Translator";
     description = "A tool and a library for bi-directional translation between SPIR-V and LLVM IR";
+    mainProgram = "llvm-spirv";
     license     = licenses.ncsa;
     platforms   = platforms.unix;
     maintainers = with maintainers; [ gloaming ];
diff --git a/pkgs/development/compilers/swift/foundation/default.nix b/pkgs/development/compilers/swift/foundation/default.nix
index b0da48c68a957..eab509c5aaa1e 100644
--- a/pkgs/development/compilers/swift/foundation/default.nix
+++ b/pkgs/development/compilers/swift/foundation/default.nix
@@ -63,6 +63,7 @@ in stdenv.mkDerivation {
 
   meta = {
     description = "Core utilities, internationalization, and OS independence for Swift";
+    mainProgram = "plutil";
     homepage = "https://github.com/apple/swift-corelibs-foundation";
     platforms = lib.platforms.linux;
     license = lib.licenses.asl20;
diff --git a/pkgs/development/compilers/swift/sourcekit-lsp/default.nix b/pkgs/development/compilers/swift/sourcekit-lsp/default.nix
index caba3e3441f3e..a2dd73fefa13f 100644
--- a/pkgs/development/compilers/swift/sourcekit-lsp/default.nix
+++ b/pkgs/development/compilers/swift/sourcekit-lsp/default.nix
@@ -67,6 +67,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Language Server Protocol implementation for Swift and C-based languages";
+    mainProgram = "sourcekit-lsp";
     homepage = "https://github.com/apple/sourcekit-lsp";
     platforms = with lib.platforms; linux ++ darwin;
     license = lib.licenses.asl20;
diff --git a/pkgs/development/compilers/swift/swift-docc/default.nix b/pkgs/development/compilers/swift/swift-docc/default.nix
index e79487e7eded9..5dec14eb475dc 100644
--- a/pkgs/development/compilers/swift/swift-docc/default.nix
+++ b/pkgs/development/compilers/swift/swift-docc/default.nix
@@ -51,6 +51,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Documentation compiler for Swift";
+    mainProgram = "docc";
     homepage = "https://github.com/apple/swift-docc";
     platforms = with lib.platforms; linux ++ darwin;
     license = lib.licenses.asl20;
diff --git a/pkgs/development/compilers/uasm/default.nix b/pkgs/development/compilers/uasm/default.nix
index 9fe0e42cb138d..ba3e5b03a5849 100644
--- a/pkgs/development/compilers/uasm/default.nix
+++ b/pkgs/development/compilers/uasm/default.nix
@@ -56,6 +56,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.terraspace.co.uk/uasm.html";
     description = "A free MASM-compatible assembler based on JWasm";
+    mainProgram = "uasm";
     platforms = platforms.unix;
     maintainers = with maintainers; [ thiagokokada ];
     license = licenses.watcom;
diff --git a/pkgs/development/compilers/urn/default.nix b/pkgs/development/compilers/urn/default.nix
index 66f1bda6d5f9c..87e28d9672dae 100644
--- a/pkgs/development/compilers/urn/default.nix
+++ b/pkgs/development/compilers/urn/default.nix
@@ -52,6 +52,7 @@ stdenv.mkDerivation {
   meta = with lib; {
     homepage = "https://urn-lang.com";
     description = "Yet another Lisp variant which compiles to Lua";
+    mainProgram = "urn";
     license = licenses.bsd3;
     maintainers = with maintainers; [ CrazedProgrammer ];
     platforms = platforms.all;
diff --git a/pkgs/development/compilers/urweb/default.nix b/pkgs/development/compilers/urweb/default.nix
index b72548e753c37..2621f4bc8050f 100644
--- a/pkgs/development/compilers/urweb/default.nix
+++ b/pkgs/development/compilers/urweb/default.nix
@@ -43,6 +43,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Advanced purely-functional web programming language";
+    mainProgram = "urweb";
     homepage    = "http://www.impredicative.com/ur/";
     license     = lib.licenses.bsd3;
     platforms   = lib.platforms.linux ++ lib.platforms.darwin;
diff --git a/pkgs/development/compilers/xa/dxa.nix b/pkgs/development/compilers/xa/dxa.nix
index 44e3e8fb96718..5eec63c171d21 100644
--- a/pkgs/development/compilers/xa/dxa.nix
+++ b/pkgs/development/compilers/xa/dxa.nix
@@ -37,6 +37,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = {
     homepage = "https://www.floodgap.com/retrotech/xa/";
     description = "Andre Fachat's open-source 6502 disassembler";
+    mainProgram = "dxa";
     license = lib.licenses.gpl2Plus;
     maintainers = with lib.maintainers; [ AndersonTorres ];
     platforms = with lib.platforms; unix;
diff --git a/pkgs/development/compilers/zasm/default.nix b/pkgs/development/compilers/zasm/default.nix
index cd15b756b36e5..bd98622edf3fd 100644
--- a/pkgs/development/compilers/zasm/default.nix
+++ b/pkgs/development/compilers/zasm/default.nix
@@ -42,6 +42,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Z80 / 8080 / Z180 assembler (for unix-style OS)";
+    mainProgram = "zasm";
     homepage = "https://k1.spdns.de/Develop/Projects/zasm/Distributions/";
     license = licenses.bsd2;
     maintainers = [ maintainers.turbomack ];
diff --git a/pkgs/development/compilers/zz/default.nix b/pkgs/development/compilers/zz/default.nix
index 4ec5131bf74c9..ea4e33b8a9038 100644
--- a/pkgs/development/compilers/zz/default.nix
+++ b/pkgs/development/compilers/zz/default.nix
@@ -44,6 +44,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "ZetZ a zymbolic verifier and tranzpiler to bare metal C";
+    mainProgram = "zz";
     homepage = "https://github.com/zetzit/zz";
     license = licenses.mit;
     maintainers = [ maintainers.marsam ];
diff --git a/pkgs/development/coq-modules/coqide/default.nix b/pkgs/development/coq-modules/coqide/default.nix
index a11bfb2c0db7d..d2dda145f6773 100644
--- a/pkgs/development/coq-modules/coqide/default.nix
+++ b/pkgs/development/coq-modules/coqide/default.nix
@@ -55,6 +55,7 @@ mkCoqDerivation rec {
   meta = with lib; {
     homepage = "https://coq.inria.fr";
     description = "The CoqIDE user interface for the Coq proof assistant";
+    mainProgram = "coqide";
     license = licenses.lgpl21Plus;
     maintainers = [ maintainers.Zimmi48 ];
   };
diff --git a/pkgs/development/embedded/arduino/arduino-ci/default.nix b/pkgs/development/embedded/arduino/arduino-ci/default.nix
index fe28a962e102f..b711f814fd783 100644
--- a/pkgs/development/embedded/arduino/arduino-ci/default.nix
+++ b/pkgs/development/embedded/arduino/arduino-ci/default.nix
@@ -37,6 +37,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "CI for Arduino Libraries";
+    mainProgram = "arduino-ci";
     homepage = src.meta.homepage;
     license = licenses.mit;
     maintainers = with maintainers; [ ryantm ];
diff --git a/pkgs/development/embedded/arduino/arduino-cli/default.nix b/pkgs/development/embedded/arduino/arduino-cli/default.nix
index 2f0ce3e133ed5..0a15a1566fe34 100644
--- a/pkgs/development/embedded/arduino/arduino-cli/default.nix
+++ b/pkgs/development/embedded/arduino/arduino-cli/default.nix
@@ -65,6 +65,7 @@ let
     meta = with lib; {
       inherit (src.meta) homepage;
       description = "Arduino from the command line";
+      mainProgram = "arduino-cli";
       changelog = "https://github.com/arduino/arduino-cli/releases/tag/${version}";
       license = licenses.gpl3Only;
       maintainers = with maintainers; [ ryantm ];
diff --git a/pkgs/development/embedded/arduino/arduino-core/default.nix b/pkgs/development/embedded/arduino/arduino-core/default.nix
index 91c2792f9be1a..e823966697874 100644
--- a/pkgs/development/embedded/arduino/arduino-core/default.nix
+++ b/pkgs/development/embedded/arduino/arduino-core/default.nix
@@ -242,6 +242,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Open-source electronics prototyping platform";
+    mainProgram = "arduino";
     homepage = "https://www.arduino.cc/";
     license = if withTeensyduino then licenses.unfreeRedistributable else licenses.gpl2;
     sourceProvenance = with sourceTypes; [
diff --git a/pkgs/development/embedded/arduino/arduino-language-server/default.nix b/pkgs/development/embedded/arduino/arduino-language-server/default.nix
index f1d71476a89a7..a1d330e4b9a7f 100644
--- a/pkgs/development/embedded/arduino/arduino-language-server/default.nix
+++ b/pkgs/development/embedded/arduino/arduino-language-server/default.nix
@@ -32,6 +32,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "An Arduino Language Server based on Clangd to Arduino code autocompletion";
+    mainProgram = "arduino-language-server";
     homepage = "https://github.com/arduino/arduino-language-server";
     changelog = "https://github.com/arduino/arduino-language-server/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/embedded/arduino/arduinoOTA/default.nix b/pkgs/development/embedded/arduino/arduinoOTA/default.nix
index 92da1a77f18ef..a8e1b481fde1b 100644
--- a/pkgs/development/embedded/arduino/arduinoOTA/default.nix
+++ b/pkgs/development/embedded/arduino/arduinoOTA/default.nix
@@ -26,6 +26,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/arduino/arduinoOTA";
     description = "A tool for uploading programs to Arduino boards over a network";
+    mainProgram = "arduinoOTA";
     license = licenses.gpl3;
     maintainers = with maintainers; [ poelzi ];
     platforms = platforms.all;
diff --git a/pkgs/development/embedded/avrdude/default.nix b/pkgs/development/embedded/avrdude/default.nix
index 99c798b5c2388..3057e2be09364 100644
--- a/pkgs/development/embedded/avrdude/default.nix
+++ b/pkgs/development/embedded/avrdude/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Command-line tool for programming Atmel AVR microcontrollers";
+    mainProgram = "avrdude";
     longDescription = ''
       AVRDUDE (AVR Downloader/UploaDEr) is an utility to
       download/upload/manipulate the ROM and EEPROM contents of AVR
diff --git a/pkgs/development/embedded/blackmagic/default.nix b/pkgs/development/embedded/blackmagic/default.nix
index a422cdc54fc34..893a0c889fada 100644
--- a/pkgs/development/embedded/blackmagic/default.nix
+++ b/pkgs/development/embedded/blackmagic/default.nix
@@ -59,6 +59,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "In-application debugger for ARM Cortex microcontrollers";
+    mainProgram = "blackmagic";
     longDescription = ''
       The Black Magic Probe is a modern, in-application debugging tool
       for embedded microprocessors. It allows you to see what is going
diff --git a/pkgs/development/embedded/cc-tool/default.nix b/pkgs/development/embedded/cc-tool/default.nix
index e2a511a0e3280..5d8e671b6fcd0 100644
--- a/pkgs/development/embedded/cc-tool/default.nix
+++ b/pkgs/development/embedded/cc-tool/default.nix
@@ -31,6 +31,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Command line tool for the Texas Instruments CC Debugger";
+    mainProgram = "cc-tool";
     longDescription = ''
       cc-tool provides support for Texas Instruments CC Debugger
     '';
diff --git a/pkgs/development/embedded/easypdkprog/default.nix b/pkgs/development/embedded/easypdkprog/default.nix
index 92d1a550ea80b..28f06db9f35d5 100644
--- a/pkgs/development/embedded/easypdkprog/default.nix
+++ b/pkgs/development/embedded/easypdkprog/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Read, write and execute programs on PADAUK microcontroller";
+    mainProgram = "easypdkprog";
     homepage = "https://github.com/free-pdk/easy-pdk-programmer-software";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ david-sawatzke ];
diff --git a/pkgs/development/embedded/elf2uf2-rs/default.nix b/pkgs/development/embedded/elf2uf2-rs/default.nix
index 0516a71955f04..e02b54a8d12cb 100644
--- a/pkgs/development/embedded/elf2uf2-rs/default.nix
+++ b/pkgs/development/embedded/elf2uf2-rs/default.nix
@@ -24,6 +24,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Convert ELF files to UF2 for USB Flashing Bootloaders";
+    mainProgram = "elf2uf2-rs";
     homepage = "https://github.com/JoNil/elf2uf2-rs";
     license = with licenses; [ bsd0 ];
     platforms = platforms.linux ++ platforms.darwin;
diff --git a/pkgs/development/embedded/fpga/apio/default.nix b/pkgs/development/embedded/fpga/apio/default.nix
index 1ca1e3cd200d5..47ff562958ecf 100644
--- a/pkgs/development/embedded/fpga/apio/default.nix
+++ b/pkgs/development/embedded/fpga/apio/default.nix
@@ -73,6 +73,7 @@ buildPythonApplication rec {
 
   meta = with lib; {
     description = "Open source ecosystem for open FPGA boards";
+    mainProgram = "apio";
     homepage = "https://github.com/FPGAwars/apio";
     license = licenses.gpl2Only;
     maintainers = with maintainers; [ Luflosi ];
diff --git a/pkgs/development/embedded/fpga/ecpdap/default.nix b/pkgs/development/embedded/fpga/ecpdap/default.nix
index 799915b1b7f68..b2d0b0e115310 100644
--- a/pkgs/development/embedded/fpga/ecpdap/default.nix
+++ b/pkgs/development/embedded/fpga/ecpdap/default.nix
@@ -25,6 +25,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool to program ECP5 FPGAs";
+    mainProgram = "ecpdap";
     longDescription = ''
       ECPDAP allows you to program ECP5 FPGAs and attached SPI flash
       using CMSIS-DAP probes in JTAG mode.
diff --git a/pkgs/development/embedded/fpga/fujprog/default.nix b/pkgs/development/embedded/fpga/fujprog/default.nix
index db1f42e3a266c..69c23f2a71cd0 100644
--- a/pkgs/development/embedded/fpga/fujprog/default.nix
+++ b/pkgs/development/embedded/fpga/fujprog/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "JTAG programmer for the ULX3S and ULX2S open hardware FPGA development boards";
+    mainProgram = "fujprog";
     homepage = "https://github.com/kost/fujprog";
     license = licenses.bsd2;
     maintainers = with maintainers; [ trepetti ];
diff --git a/pkgs/development/embedded/fpga/openfpgaloader/default.nix b/pkgs/development/embedded/fpga/openfpgaloader/default.nix
index ea0df4fa0419d..3ddfd97486458 100644
--- a/pkgs/development/embedded/fpga/openfpgaloader/default.nix
+++ b/pkgs/development/embedded/fpga/openfpgaloader/default.nix
@@ -38,6 +38,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = {
     description = "Universal utility for programming FPGAs";
+    mainProgram = "openFPGALoader";
     homepage = "https://github.com/trabucayre/openFPGALoader";
     license = lib.licenses.agpl3Only;
     maintainers = with lib.maintainers; [ danderson ];
diff --git a/pkgs/development/embedded/fpga/tinyprog/default.nix b/pkgs/development/embedded/fpga/tinyprog/default.nix
index b242d6ebc1b4f..e5a448b6fb3d3 100644
--- a/pkgs/development/embedded/fpga/tinyprog/default.nix
+++ b/pkgs/development/embedded/fpga/tinyprog/default.nix
@@ -33,6 +33,7 @@ with python3Packages; buildPythonApplication rec {
   meta = with lib; {
     homepage = "https://github.com/tinyfpga/TinyFPGA-Bootloader/tree/master/programmer";
     description = "Programmer for FPGA boards using the TinyFPGA USB Bootloader";
+    mainProgram = "tinyprog";
     maintainers = with maintainers; [ emily ];
     license = licenses.asl20;
   };
diff --git a/pkgs/development/embedded/jtag-remote-server/default.nix b/pkgs/development/embedded/jtag-remote-server/default.nix
index 4a2c9c3df3d2b..7f29d1bfbeb92 100644
--- a/pkgs/development/embedded/jtag-remote-server/default.nix
+++ b/pkgs/development/embedded/jtag-remote-server/default.nix
@@ -16,6 +16,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Remote JTAG server for remote debugging";
+    mainProgram = "jtag-remote-server";
     homepage = "https://github.com/jiegec/jtag-remote-server";
     license = licenses.mit;
     maintainers = with maintainers; [ nickcao ];
diff --git a/pkgs/development/embedded/nmrpflash/default.nix b/pkgs/development/embedded/nmrpflash/default.nix
index 62dea5d4c4d88..08748c325023d 100644
--- a/pkgs/development/embedded/nmrpflash/default.nix
+++ b/pkgs/development/embedded/nmrpflash/default.nix
@@ -29,6 +29,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Netgear Unbrick Utility";
+    mainProgram = "nmrpflash";
     homepage = "https://github.com/jclehner/nmrpflash";
     license = licenses.gpl3;
     maintainers = with maintainers; [ dadada ];
diff --git a/pkgs/development/embedded/openocd/default.nix b/pkgs/development/embedded/openocd/default.nix
index 39e9edc677228..5efd11c65f98e 100644
--- a/pkgs/development/embedded/openocd/default.nix
+++ b/pkgs/development/embedded/openocd/default.nix
@@ -62,6 +62,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Free and Open On-Chip Debugging, In-System Programming and Boundary-Scan Testing";
+    mainProgram = "openocd";
     longDescription = ''
       OpenOCD provides on-chip programming and debugging support with a layered
       architecture of JTAG interface and TAP support, debug target support
diff --git a/pkgs/development/embedded/stm32/stm32flash/default.nix b/pkgs/development/embedded/stm32/stm32flash/default.nix
index d6e8d45989607..fd9703fed4cf8 100644
--- a/pkgs/development/embedded/stm32/stm32flash/default.nix
+++ b/pkgs/development/embedded/stm32/stm32flash/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Open source flash program for the STM32 ARM processors using the ST bootloader";
+    mainProgram = "stm32flash";
     homepage = "https://sourceforge.net/projects/stm32flash/";
     license = lib.licenses.gpl2;
     platforms = platforms.all; # Should work on all platforms
diff --git a/pkgs/development/embedded/stm8/stm8flash/default.nix b/pkgs/development/embedded/stm8/stm8flash/default.nix
index 1584ee7fdf073..c2bab12246b2c 100644
--- a/pkgs/development/embedded/stm8/stm8flash/default.nix
+++ b/pkgs/development/embedded/stm8/stm8flash/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/vdudouyt/stm8flash";
     description = "A tool for flashing STM8 MCUs via ST-LINK (V1 and V2)";
+    mainProgram = "stm8flash";
     maintainers = with maintainers; [ pkharvey ];
     license = licenses.gpl2;
     platforms = platforms.all;
diff --git a/pkgs/development/embedded/svdtools/default.nix b/pkgs/development/embedded/svdtools/default.nix
index 829e9019639e6..204d40c63e426 100644
--- a/pkgs/development/embedded/svdtools/default.nix
+++ b/pkgs/development/embedded/svdtools/default.nix
@@ -16,6 +16,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Tools to handle vendor-supplied, often buggy SVD files";
+    mainProgram = "svdtools";
     homepage = "https://github.com/stm32-rs/svdtools";
     changelog = "https://github.com/stm32-rs/svdtools/blob/v${version}/CHANGELOG-rust.md";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/embedded/teensy-loader-cli/default.nix b/pkgs/development/embedded/teensy-loader-cli/default.nix
index e8445a9955f22..cd318d7a1ca52 100644
--- a/pkgs/development/embedded/teensy-loader-cli/default.nix
+++ b/pkgs/development/embedded/teensy-loader-cli/default.nix
@@ -39,6 +39,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Firmware uploader for the Teensy microcontroller boards";
+    mainProgram = "teensy-loader-cli";
     homepage = "https://www.pjrc.com/teensy/";
     license = licenses.gpl3Only;
     platforms = platforms.unix;
diff --git a/pkgs/development/embedded/uisp/default.nix b/pkgs/development/embedded/uisp/default.nix
index 0ae31bc24fb2e..d086781fb1c41 100644
--- a/pkgs/development/embedded/uisp/default.nix
+++ b/pkgs/development/embedded/uisp/default.nix
@@ -13,6 +13,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Tool for AVR microcontrollers which can interface to many hardware in-system programmers";
+    mainProgram = "uisp";
     license = lib.licenses.gpl2;
     homepage = "https://savannah.nongnu.org/projects/uisp";
     platforms = lib.platforms.linux;
diff --git a/pkgs/development/embedded/wch-isp/default.nix b/pkgs/development/embedded/wch-isp/default.nix
index 87f241813e035..c577779772e54 100644
--- a/pkgs/development/embedded/wch-isp/default.nix
+++ b/pkgs/development/embedded/wch-isp/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Firmware programmer for WCH microcontrollers over USB";
+    mainProgram = "wch-isp";
     license = lib.licenses.gpl2Only;
     homepage = "https://github.com/jmaselbas/wch-isp";
     maintainers = with lib.maintainers; [ lesuisse ];
diff --git a/pkgs/development/gnuradio-modules/ais/default.nix b/pkgs/development/gnuradio-modules/ais/default.nix
index 1376fbe657a83..8155f39ee6891 100644
--- a/pkgs/development/gnuradio-modules/ais/default.nix
+++ b/pkgs/development/gnuradio-modules/ais/default.nix
@@ -53,6 +53,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "Gnuradio block for ais";
+    mainProgram = "ais_rx";
     homepage = "https://github.com/bistromath/gr-ais";
     license = licenses.gpl3Plus;
     platforms = platforms.unix;
diff --git a/pkgs/development/guile-modules/guile-ncurses/default.nix b/pkgs/development/guile-modules/guile-ncurses/default.nix
index a355ed44777a2..e20da1d9f98c7 100644
--- a/pkgs/development/guile-modules/guile-ncurses/default.nix
+++ b/pkgs/development/guile-modules/guile-ncurses/default.nix
@@ -46,6 +46,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.gnu.org/software/guile-ncurses/";
     description = "Scheme interface to the NCurses libraries";
+    mainProgram = "guile-ncurses-shell";
     longDescription = ''
       GNU Guile-Ncurses is a library for the Guile Scheme interpreter that
       provides functions for creating text user interfaces.  The text user
diff --git a/pkgs/development/interpreters/acl2/default.nix b/pkgs/development/interpreters/acl2/default.nix
index bf37d19cd8c4d..bbb02e2fabc98 100644
--- a/pkgs/development/interpreters/acl2/default.nix
+++ b/pkgs/development/interpreters/acl2/default.nix
@@ -113,6 +113,7 @@ in stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "An interpreter and a prover for a Lisp dialect";
+    mainProgram = "acl2";
     longDescription = ''
       ACL2 is a logic and programming language in which you can model computer
       systems, together with a tool to help you prove properties of those
diff --git a/pkgs/development/interpreters/bats/default.nix b/pkgs/development/interpreters/bats/default.nix
index afffef1d1f680..000c6045922c7 100644
--- a/pkgs/development/interpreters/bats/default.nix
+++ b/pkgs/development/interpreters/bats/default.nix
@@ -210,6 +210,7 @@ resholve.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/bats-core/bats-core";
     description = "Bash Automated Testing System";
+    mainProgram = "bats";
     maintainers = with maintainers; [ abathur ];
     license = licenses.mit;
     platforms = platforms.unix;
diff --git a/pkgs/development/interpreters/bic/default.nix b/pkgs/development/interpreters/bic/default.nix
index 31b539a3ff3ed..52dc7ac31c537 100644
--- a/pkgs/development/interpreters/bic/default.nix
+++ b/pkgs/development/interpreters/bic/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A C interpreter and API explorer";
+    mainProgram = "bic";
     longDescription = ''
       bic This a project that allows developers to explore and test C-APIs using a
       read eval print loop, also known as a REPL.
diff --git a/pkgs/development/interpreters/boron/default.nix b/pkgs/development/interpreters/boron/default.nix
index e40ca2b5b4dcc..541c3525b660c 100644
--- a/pkgs/development/interpreters/boron/default.nix
+++ b/pkgs/development/interpreters/boron/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://urlan.sourceforge.net/boron/";
     description = "Scripting language and C library useful for building DSLs";
+    mainProgram = "boron";
     license = licenses.lgpl3Plus;
     platforms = platforms.linux;
     maintainers = with maintainers; [ mausch ];
diff --git a/pkgs/development/interpreters/bwbasic/default.nix b/pkgs/development/interpreters/bwbasic/default.nix
index 4fec1cc7b3e4b..a995708889910 100644
--- a/pkgs/development/interpreters/bwbasic/default.nix
+++ b/pkgs/development/interpreters/bwbasic/default.nix
@@ -29,6 +29,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Bywater BASIC Interpreter";
+    mainProgram = "bwbasic";
     license = licenses.gpl2Only;
     maintainers = with maintainers; [ irenes ];
     platforms = platforms.all;
diff --git a/pkgs/development/interpreters/cel-go/default.nix b/pkgs/development/interpreters/cel-go/default.nix
index 3943f89b423ce..ad95711e6dfaa 100644
--- a/pkgs/development/interpreters/cel-go/default.nix
+++ b/pkgs/development/interpreters/cel-go/default.nix
@@ -30,6 +30,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Fast, portable, non-Turing complete expression evaluation with gradual typing";
+    mainProgram = "cel-go";
     homepage = "https://github.com/google/cel-go";
     changelog = "https://github.com/google/cel-go/releases/tag/${src.rev}";
     license = licenses.asl20;
diff --git a/pkgs/development/interpreters/ceptre/default.nix b/pkgs/development/interpreters/ceptre/default.nix
index 9771a8f72d2a7..28be28f68be61 100644
--- a/pkgs/development/interpreters/ceptre/default.nix
+++ b/pkgs/development/interpreters/ceptre/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "A linear logic programming language for modeling generative interactive systems";
+    mainProgram = "ceptre";
     homepage = "https://github.com/chrisamaphone/interactive-lp";
     maintainers = with maintainers; [ pSub ];
     platforms = platforms.unix;
diff --git a/pkgs/development/interpreters/cling/default.nix b/pkgs/development/interpreters/cling/default.nix
index f59c1910a6ff6..ed204c8863f67 100644
--- a/pkgs/development/interpreters/cling/default.nix
+++ b/pkgs/development/interpreters/cling/default.nix
@@ -116,6 +116,7 @@ let
 
     meta = with lib; {
       description = "The Interactive C++ Interpreter";
+      mainProgram = "cling";
       homepage = "https://root.cern/cling/";
       license = with licenses; [ lgpl21 ncsa ];
       maintainers = with maintainers; [ thomasjm ];
diff --git a/pkgs/development/interpreters/clips/default.nix b/pkgs/development/interpreters/clips/default.nix
index 2edeaf9e4e876..e79f4a92481f5 100644
--- a/pkgs/development/interpreters/clips/default.nix
+++ b/pkgs/development/interpreters/clips/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A Tool for Building Expert Systems";
+    mainProgram = "clips";
     homepage = "http://www.clipsrules.net/";
     longDescription = ''
       Developed at NASA's Johnson Space Center from 1985 to 1996,
diff --git a/pkgs/development/interpreters/clojure/clooj.nix b/pkgs/development/interpreters/clojure/clooj.nix
index 0e8391d5a686d..9b93a478aa68d 100644
--- a/pkgs/development/interpreters/clojure/clooj.nix
+++ b/pkgs/development/interpreters/clojure/clooj.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A lightweight IDE for Clojure";
+    mainProgram = "clooj";
     homepage = "https://github.com/arthuredelstein/clooj";
     sourceProvenance = with lib.sourceTypes; [ binaryBytecode ];
     license = lib.licenses.bsd3;
diff --git a/pkgs/development/interpreters/cyber/default.nix b/pkgs/development/interpreters/cyber/default.nix
index d71ec5648100a..710ec991edd0e 100644
--- a/pkgs/development/interpreters/cyber/default.nix
+++ b/pkgs/development/interpreters/cyber/default.nix
@@ -29,6 +29,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A fast, efficient, and concurrent scripting language";
+    mainProgram = "cyber";
     homepage = "https://github.com/fubark/cyber";
     license = licenses.mit;
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/interpreters/eff/default.nix b/pkgs/development/interpreters/eff/default.nix
index a4565a1b89440..3ef2831a72e88 100644
--- a/pkgs/development/interpreters/eff/default.nix
+++ b/pkgs/development/interpreters/eff/default.nix
@@ -20,6 +20,7 @@ with ocamlPackages; buildDunePackage rec {
   meta = with lib; {
     homepage = "https://www.eff-lang.org";
     description = "A functional programming language based on algebraic effects and their handlers";
+    mainProgram = "eff";
     longDescription = ''
       Eff is a functional language with handlers of not only exceptions,
       but also of other computational effects such as state or I/O. With
diff --git a/pkgs/development/interpreters/emilua/default.nix b/pkgs/development/interpreters/emilua/default.nix
index c44621d661b17..03ba8d81cfcd0 100644
--- a/pkgs/development/interpreters/emilua/default.nix
+++ b/pkgs/development/interpreters/emilua/default.nix
@@ -95,6 +95,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Lua execution engine";
+    mainProgram = "emilua";
     homepage = "https://emilua.org/";
     license = licenses.boost;
     maintainers = with maintainers; [ manipuladordedados ];
diff --git a/pkgs/development/interpreters/gpython/default.nix b/pkgs/development/interpreters/gpython/default.nix
index 8bb432e839ea6..b0aae579bf2b5 100644
--- a/pkgs/development/interpreters/gpython/default.nix
+++ b/pkgs/development/interpreters/gpython/default.nix
@@ -39,6 +39,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A Python interpreter written in Go";
+    mainProgram = "gpython";
     homepage = "https://github.com/go-python/gpython";
     changelog = "https://github.com/go-python/gpython/releases/tag/${src.rev}";
     license = licenses.bsd3;
diff --git a/pkgs/development/interpreters/hashlink/default.nix b/pkgs/development/interpreters/hashlink/default.nix
index dc5f153c5ee1c..880e480a1f85c 100644
--- a/pkgs/development/interpreters/hashlink/default.nix
+++ b/pkgs/development/interpreters/hashlink/default.nix
@@ -50,6 +50,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A virtual machine for Haxe";
+    mainProgram = "hl";
     homepage = "https://hashlink.haxe.org/";
     license = licenses.mit;
     platforms = [ "x86_64-linux" "x86_64-darwin" ];
diff --git a/pkgs/development/interpreters/ivy/default.nix b/pkgs/development/interpreters/ivy/default.nix
index 171b739bddff1..eed0913c36ba2 100644
--- a/pkgs/development/interpreters/ivy/default.nix
+++ b/pkgs/development/interpreters/ivy/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/robpike/ivy";
     description = "ivy, an APL-like calculator";
+    mainProgram = "ivy";
     license = licenses.bsd3;
     maintainers = with maintainers; [ smasher164 ];
   };
diff --git a/pkgs/development/interpreters/janet/default.nix b/pkgs/development/interpreters/janet/default.nix
index 8fd424ce153b9..7456619a9ae8d 100644
--- a/pkgs/development/interpreters/janet/default.nix
+++ b/pkgs/development/interpreters/janet/default.nix
@@ -57,6 +57,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Janet programming language";
+    mainProgram = "janet";
     homepage = "https://janet-lang.org/";
     license = licenses.mit;
     maintainers = with maintainers; [ andrewchambers peterhoeg ];
diff --git a/pkgs/development/interpreters/janet/jpm.nix b/pkgs/development/interpreters/janet/jpm.nix
index 050a035e06667..31ed1e2fc1ff5 100644
--- a/pkgs/development/interpreters/janet/jpm.nix
+++ b/pkgs/development/interpreters/janet/jpm.nix
@@ -54,6 +54,7 @@ stdenv.mkDerivation rec {
 
   meta = janet.meta // {
     description = "Janet Project Manager for the Janet programming language";
+    mainProgram = "jpm";
     platforms = lib.attrNames platformFiles;
   };
 }
diff --git a/pkgs/development/interpreters/jelly/default.nix b/pkgs/development/interpreters/jelly/default.nix
index 46c27e91a02ab..6f97b58dc6363 100644
--- a/pkgs/development/interpreters/jelly/default.nix
+++ b/pkgs/development/interpreters/jelly/default.nix
@@ -20,6 +20,7 @@ python3Packages.buildPythonApplication {
 
   meta = with lib; {
     description = "A recreational programming language inspired by J";
+    mainProgram = "jelly";
     homepage    = "https://github.com/DennisMitchell/jellylanguage";
     license     = licenses.mit;
     maintainers = [ maintainers.tckmn ];
diff --git a/pkgs/development/interpreters/joker/default.nix b/pkgs/development/interpreters/joker/default.nix
index 281e2c1310b1b..6af8fc10160ee 100644
--- a/pkgs/development/interpreters/joker/default.nix
+++ b/pkgs/development/interpreters/joker/default.nix
@@ -24,6 +24,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/candid82/joker";
     description = "A small Clojure interpreter and linter written in Go";
+    mainProgram = "joker";
     license = licenses.epl10;
     maintainers = with maintainers; [ andrestylianos ];
   };
diff --git a/pkgs/development/interpreters/jython/default.nix b/pkgs/development/interpreters/jython/default.nix
index 341dccb263c29..157ad76e6f8a5 100644
--- a/pkgs/development/interpreters/jython/default.nix
+++ b/pkgs/development/interpreters/jython/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Python interpreter written in Java";
+    mainProgram = "jython";
     homepage = "https://jython.org/";
     sourceProvenance = with lib.sourceTypes; [ binaryBytecode ];
     license = lib.licenses.psfl;
diff --git a/pkgs/development/interpreters/kamilalisp/default.nix b/pkgs/development/interpreters/kamilalisp/default.nix
index e0554e10b4213..7638b8f932e7a 100644
--- a/pkgs/development/interpreters/kamilalisp/default.nix
+++ b/pkgs/development/interpreters/kamilalisp/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://github.com/kspalaiologos/kamilalisp";
     description = "A functional, flexible, and concise Lisp";
+    mainProgram = "kamilalisp";
     license = lib.licenses.gpl3Plus;
     inherit (jre.meta) platforms;
     maintainers = with lib.maintainers; [ cafkafk ];
diff --git a/pkgs/development/interpreters/kerf/default.nix b/pkgs/development/interpreters/kerf/default.nix
index 99d9bb8710e45..d019743bfb4d0 100644
--- a/pkgs/development/interpreters/kerf/default.nix
+++ b/pkgs/development/interpreters/kerf/default.nix
@@ -74,6 +74,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Columnar tick database and time-series language";
+    mainProgram = "kerf";
     longDescription = ''
       Kerf is a columnar tick database and small programming
       language that is a superset of JSON and SQL. It can be
diff --git a/pkgs/development/interpreters/love/0.10.nix b/pkgs/development/interpreters/love/0.10.nix
index 53c7b5e9435e4..7dc82ce3248a1 100644
--- a/pkgs/development/interpreters/love/0.10.nix
+++ b/pkgs/development/interpreters/love/0.10.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://love2d.org";
     description = "A Lua-based 2D game engine/scripting language";
+    mainProgram = "love";
     license = lib.licenses.zlib;
     platforms = lib.platforms.linux;
     maintainers = [ lib.maintainers.raskin ];
diff --git a/pkgs/development/interpreters/love/11.nix b/pkgs/development/interpreters/love/11.nix
index 177c3f46086a6..93f5d5792ecce 100644
--- a/pkgs/development/interpreters/love/11.nix
+++ b/pkgs/development/interpreters/love/11.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://love2d.org";
     description = "A Lua-based 2D game engine/scripting language";
+    mainProgram = "love";
     license = lib.licenses.zlib;
     platforms = lib.platforms.linux;
     maintainers = [ lib.maintainers.raskin ];
diff --git a/pkgs/development/interpreters/lune/default.nix b/pkgs/development/interpreters/lune/default.nix
index 6622c572692af..956fe3da666c6 100644
--- a/pkgs/development/interpreters/lune/default.nix
+++ b/pkgs/development/interpreters/lune/default.nix
@@ -55,6 +55,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A standalone Luau script runtime";
+    mainProgram = "lune";
     homepage = "https://github.com/lune-org/lune";
     changelog = "https://github.com/lune-org/lune/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mpl20;
diff --git a/pkgs/development/interpreters/maude/default.nix b/pkgs/development/interpreters/maude/default.nix
index 9ec93157c49a7..f8d4e98c90b2b 100644
--- a/pkgs/development/interpreters/maude/default.nix
+++ b/pkgs/development/interpreters/maude/default.nix
@@ -58,6 +58,7 @@ stdenv.mkDerivation {
   meta = {
     homepage = "http://maude.cs.illinois.edu/";
     description = "High-level specification language";
+    mainProgram = "maude";
     license = lib.licenses.gpl2Plus;
 
     longDescription = ''
diff --git a/pkgs/development/interpreters/metamath/default.nix b/pkgs/development/interpreters/metamath/default.nix
index c9a490ddc4e31..3d36b8501f10c 100644
--- a/pkgs/development/interpreters/metamath/default.nix
+++ b/pkgs/development/interpreters/metamath/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Interpreter for the metamath proof language";
+    mainProgram = "metamath";
     longDescription = ''
       The metamath program is an ASCII-based ANSI C program with a command-line
       interface. It was used (along with mmj2) to build and verify the proofs
diff --git a/pkgs/development/interpreters/oak/default.nix b/pkgs/development/interpreters/oak/default.nix
index 734576d862b0b..3e5d952a1d498 100644
--- a/pkgs/development/interpreters/oak/default.nix
+++ b/pkgs/development/interpreters/oak/default.nix
@@ -18,6 +18,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Expressive, simple, dynamic programming language";
+    mainProgram = "oak";
     homepage = "https://oaklang.org/";
     license = licenses.mit;
     maintainers = with maintainers; [ tejasag ];
diff --git a/pkgs/development/interpreters/picoc/default.nix b/pkgs/development/interpreters/picoc/default.nix
index e6e87f2b8a7bd..51bf82aafbbe8 100644
--- a/pkgs/development/interpreters/picoc/default.nix
+++ b/pkgs/development/interpreters/picoc/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     broken = (stdenv.isLinux && stdenv.isAarch64);
     description = "Very small C interpreter for scripting";
+    mainProgram = "picoc";
     longDescription = ''
       PicoC is a very small C interpreter for scripting. It was originally
       written as a script language for a UAV's on-board flight system. It's
diff --git a/pkgs/development/interpreters/python/pypy/default.nix b/pkgs/development/interpreters/python/pypy/default.nix
index c64c65df350ef..9b414944bba5b 100644
--- a/pkgs/development/interpreters/python/pypy/default.nix
+++ b/pkgs/development/interpreters/python/pypy/default.nix
@@ -201,6 +201,7 @@ in with passthru; stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.pypy.org/";
     description = "Fast, compliant alternative implementation of the Python language (${pythonVersion})";
+    mainProgram = "pypy";
     license = licenses.mit;
     platforms = [ "aarch64-linux" "x86_64-linux" "aarch64-darwin" "x86_64-darwin" ];
     broken = optimizationLevel == "0"; # generates invalid code
diff --git a/pkgs/development/interpreters/qnial/default.nix b/pkgs/development/interpreters/qnial/default.nix
index ae68c1ad6af3c..e90c268719d51 100644
--- a/pkgs/development/interpreters/qnial/default.nix
+++ b/pkgs/development/interpreters/qnial/default.nix
@@ -31,6 +31,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "An array language from Nial Systems";
+    mainProgram = "nial";
     homepage = "https://github.com/vrthra/qnial";
     license = lib.licenses.artistic1;
     maintainers = [ lib.maintainers.vrthra ];
diff --git a/pkgs/development/interpreters/rascal/default.nix b/pkgs/development/interpreters/rascal/default.nix
index 409a34d8cfe64..50bfb7e54d63c 100644
--- a/pkgs/development/interpreters/rascal/default.nix
+++ b/pkgs/development/interpreters/rascal/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://www.rascal-mpl.org/";
     description = "Command-line REPL for the Rascal metaprogramming language";
+    mainProgram = "rascal";
     sourceProvenance = with lib.sourceTypes; [ binaryBytecode ];
     license = lib.licenses.epl10;
     maintainers = [ lib.maintainers.eelco ];
diff --git a/pkgs/development/interpreters/red/default.nix b/pkgs/development/interpreters/red/default.nix
index 6689f7eb5c3c4..676ecb721cc41 100644
--- a/pkgs/development/interpreters/red/default.nix
+++ b/pkgs/development/interpreters/red/default.nix
@@ -84,6 +84,7 @@ stdenv.mkDerivation rec {
       programming to high-level scripting, while providing modern support for
       concurrency and multi-core CPUs
     '';
+    mainProgram = "red";
     maintainers = with maintainers; [ uralbash ];
     platforms = [ "i686-linux" "x86_64-linux" ];
     license = licenses.bsd3;
diff --git a/pkgs/development/interpreters/renpy/default.nix b/pkgs/development/interpreters/renpy/default.nix
index d094018bad460..45a3630f7c576 100644
--- a/pkgs/development/interpreters/renpy/default.nix
+++ b/pkgs/development/interpreters/renpy/default.nix
@@ -81,6 +81,7 @@ in stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Visual Novel Engine";
+    mainProgram = "renpy";
     homepage = "https://renpy.org/";
     changelog = "https://renpy.org/doc/html/changelog.html";
     license = licenses.mit;
diff --git a/pkgs/development/interpreters/risor/default.nix b/pkgs/development/interpreters/risor/default.nix
index 22bbe5b9c73bf..86c55107a44b5 100644
--- a/pkgs/development/interpreters/risor/default.nix
+++ b/pkgs/development/interpreters/risor/default.nix
@@ -38,6 +38,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Fast and flexible scripting for Go developers and DevOps";
+    mainProgram = "risor";
     homepage = "https://github.com/risor-io/risor";
     changelog = "https://github.com/risor-io/risor/releases/tag/${src.rev}";
     license = licenses.asl20;
diff --git a/pkgs/development/interpreters/rlci/default.nix b/pkgs/development/interpreters/rlci/default.nix
index ce8e0a9ee8f28..6c766c9d00376 100644
--- a/pkgs/development/interpreters/rlci/default.nix
+++ b/pkgs/development/interpreters/rlci/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A lambda calculus interpreter";
+    mainProgram = "rlci";
     homepage = "https://github.com/orsinium-labs/rlci";
     changelog = "https://github.com/orsinium-labs/rlci/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/interpreters/sollya/default.nix b/pkgs/development/interpreters/sollya/default.nix
index 78b45daf178d4..69ec182f61f3b 100644
--- a/pkgs/development/interpreters/sollya/default.nix
+++ b/pkgs/development/interpreters/sollya/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A tool environment for safe floating-point code development";
+    mainProgram = "sollya";
     homepage = "https://www.sollya.org/";
     license = licenses.cecill-c;
     platforms = platforms.unix;
diff --git a/pkgs/development/interpreters/wasmer/default.nix b/pkgs/development/interpreters/wasmer/default.nix
index 0a5e888b06cd8..e69e04f06df31 100644
--- a/pkgs/development/interpreters/wasmer/default.nix
+++ b/pkgs/development/interpreters/wasmer/default.nix
@@ -59,6 +59,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "The Universal WebAssembly Runtime";
+    mainProgram = "wasmer";
     longDescription = ''
       Wasmer is a standalone WebAssembly runtime for running WebAssembly outside
       of the browser, supporting WASI and Emscripten. Wasmer can be used
diff --git a/pkgs/development/interpreters/wavm/default.nix b/pkgs/development/interpreters/wavm/default.nix
index c4d4c4f5f2d2d..feedb88acaa3c 100644
--- a/pkgs/development/interpreters/wavm/default.nix
+++ b/pkgs/development/interpreters/wavm/default.nix
@@ -19,6 +19,7 @@ llvmPackages.stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "WebAssembly Virtual Machine";
+    mainProgram = "wavm";
     homepage = "https://wavm.github.io";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ereslibre ];
diff --git a/pkgs/development/interpreters/yabasic/default.nix b/pkgs/development/interpreters/yabasic/default.nix
index ee4cb47b68290..4a63f152a6239 100644
--- a/pkgs/development/interpreters/yabasic/default.nix
+++ b/pkgs/development/interpreters/yabasic/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = {
     homepage = "http://2484.de/yabasic/";
     description = "Yet another BASIC";
+    mainProgram = "yabasic";
     longDescription = ''
       Yabasic is a traditional basic-interpreter. It comes with goto and various
       loops and allows to define subroutines and libraries. It does simple
diff --git a/pkgs/development/interpreters/yaegi/default.nix b/pkgs/development/interpreters/yaegi/default.nix
index 5a9e6949d4c65..b3453e564efb5 100644
--- a/pkgs/development/interpreters/yaegi/default.nix
+++ b/pkgs/development/interpreters/yaegi/default.nix
@@ -37,6 +37,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A Go interpreter";
+    mainProgram = "yaegi";
     homepage = "https://github.com/traefik/yaegi";
     changelog = "https://github.com/traefik/yaegi/releases/tag/${src.rev}";
     license = licenses.asl20;
diff --git a/pkgs/development/interpreters/zuo/default.nix b/pkgs/development/interpreters/zuo/default.nix
index b4527a37686af..963abaa492e1e 100644
--- a/pkgs/development/interpreters/zuo/default.nix
+++ b/pkgs/development/interpreters/zuo/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A Tiny Racket for Scripting";
+    mainProgram = "zuo";
     homepage = "https://github.com/racket/zuo";
     license = licenses.mit;
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/SDL/default.nix b/pkgs/development/libraries/SDL/default.nix
index fa816c0add0fd..a791d94a2c033 100644
--- a/pkgs/development/libraries/SDL/default.nix
+++ b/pkgs/development/libraries/SDL/default.nix
@@ -127,6 +127,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A cross-platform multimedia library";
+    mainProgram = "sdl-config";
     homepage    = "http://www.libsdl.org/";
     maintainers = with maintainers; [ lovek323 ];
     platforms   = platforms.unix;
diff --git a/pkgs/development/libraries/SDL2/default.nix b/pkgs/development/libraries/SDL2/default.nix
index 1aac55d6ef9ee..bcffe5efd716c 100644
--- a/pkgs/development/libraries/SDL2/default.nix
+++ b/pkgs/development/libraries/SDL2/default.nix
@@ -180,6 +180,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "A cross-platform multimedia library";
+    mainProgram = "sdl2-config";
     homepage = "http://www.libsdl.org/";
     changelog = "https://github.com/libsdl-org/SDL/releases/tag/release-${version}";
     license = licenses.zlib;
diff --git a/pkgs/development/libraries/SDL2_sound/default.nix b/pkgs/development/libraries/SDL2_sound/default.nix
index 3a2d05c31a102..056991c9aca45 100644
--- a/pkgs/development/libraries/SDL2_sound/default.nix
+++ b/pkgs/development/libraries/SDL2_sound/default.nix
@@ -41,6 +41,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "SDL2 sound library";
+    mainProgram = "playsound";
     platforms = platforms.unix;
     license = licenses.zlib;
     homepage = "https://www.icculus.org/SDL_sound/";
diff --git a/pkgs/development/libraries/SDL_compat/default.nix b/pkgs/development/libraries/SDL_compat/default.nix
index 3f3521de60a1f..f7d997cd52e59 100644
--- a/pkgs/development/libraries/SDL_compat/default.nix
+++ b/pkgs/development/libraries/SDL_compat/default.nix
@@ -53,6 +53,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A cross-platform multimedia library - build SDL 1.2 applications against 2.0";
+    mainProgram = "sdl-config";
     homepage = "https://www.libsdl.org/";
     license = licenses.zlib;
     maintainers = with maintainers; [ peterhoeg ];
diff --git a/pkgs/development/libraries/SDL_sixel/default.nix b/pkgs/development/libraries/SDL_sixel/default.nix
index 1bc4c8ba35c04..189fdee05b268 100644
--- a/pkgs/development/libraries/SDL_sixel/default.nix
+++ b/pkgs/development/libraries/SDL_sixel/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "A cross-platform multimedia library, that supports sixel graphics on consoles";
+    mainProgram = "sdl-config";
     homepage    = "https://github.com/saitoha/SDL1.2-SIXEL";
     maintainers = with maintainers; [ vrthra ];
     platforms   = platforms.linux;
diff --git a/pkgs/development/libraries/accounts-qt/default.nix b/pkgs/development/libraries/accounts-qt/default.nix
index 7d2617a6ee605..8a11d3375491e 100644
--- a/pkgs/development/libraries/accounts-qt/default.nix
+++ b/pkgs/development/libraries/accounts-qt/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Qt library for accessing the online accounts database";
+    mainProgram = "accountstest";
     homepage = "https://gitlab.com/accounts-sso";
     license = licenses.lgpl21;
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/ace/default.nix b/pkgs/development/libraries/ace/default.nix
index bae0401a781a8..01041c8586239 100644
--- a/pkgs/development/libraries/ace/default.nix
+++ b/pkgs/development/libraries/ace/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.dre.vanderbilt.edu/~schmidt/ACE.html";
     description = "ADAPTIVE Communication Environment";
+    mainProgram = "ace_gperf";
     license = licenses.doc;
     maintainers = with maintainers; [ nico202 ];
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/alkimia/default.nix b/pkgs/development/libraries/alkimia/default.nix
index b6fb92ae62dde..d5c89209ce5da 100644
--- a/pkgs/development/libraries/alkimia/default.nix
+++ b/pkgs/development/libraries/alkimia/default.nix
@@ -22,6 +22,7 @@ mkDerivation rec {
 
   meta = {
     description = "Library used by KDE finance applications";
+    mainProgram = "onlinequoteseditor5";
     longDescription = ''
       Alkimia is the infrastructure for common storage and business
       logic that will be used by all financial applications in KDE.
diff --git a/pkgs/development/libraries/apr-util/default.nix b/pkgs/development/libraries/apr-util/default.nix
index a1cbbc5e66423..bd32ad45c47ba 100644
--- a/pkgs/development/libraries/apr-util/default.nix
+++ b/pkgs/development/libraries/apr-util/default.nix
@@ -82,6 +82,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://apr.apache.org/";
     description = "A companion library to APR, the Apache Portable Runtime";
+    mainProgram = "apu-1-config";
     maintainers = [ maintainers.eelco ];
     platforms = platforms.unix;
     license = licenses.asl20;
diff --git a/pkgs/development/libraries/apr/default.nix b/pkgs/development/libraries/apr/default.nix
index b0809829c5410..6428489173daa 100644
--- a/pkgs/development/libraries/apr/default.nix
+++ b/pkgs/development/libraries/apr/default.nix
@@ -66,6 +66,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://apr.apache.org/";
     description = "The Apache Portable Runtime library";
+    mainProgram = "apr-1-config";
     platforms = platforms.all;
     license = licenses.asl20;
     maintainers = [ maintainers.eelco ];
diff --git a/pkgs/development/libraries/aptdec/default.nix b/pkgs/development/libraries/aptdec/default.nix
index f969f0d66ada5..2c3c9b3bdfd79 100644
--- a/pkgs/development/libraries/aptdec/default.nix
+++ b/pkgs/development/libraries/aptdec/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "NOAA APT satellite imagery decoding library";
+    mainProgram = "aptdec";
     homepage = "https://github.com/Xerbo/aptdec";
     license = licenses.gpl2;
     maintainers = with maintainers; [ alexwinter ];
diff --git a/pkgs/development/libraries/assimp/default.nix b/pkgs/development/libraries/assimp/default.nix
index ec2d5561570e7..6549353916029 100644
--- a/pkgs/development/libraries/assimp/default.nix
+++ b/pkgs/development/libraries/assimp/default.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A library to import various 3D model formats";
+    mainProgram = "assimp";
     homepage = "https://www.assimp.org/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ehmry ];
diff --git a/pkgs/development/libraries/audiality2/default.nix b/pkgs/development/libraries/audiality2/default.nix
index 11625bc64f79f..c189cd7e1ea4a 100644
--- a/pkgs/development/libraries/audiality2/default.nix
+++ b/pkgs/development/libraries/audiality2/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "A realtime scripted modular audio engine for video games and musical applications";
+    mainProgram = "a2play";
     homepage = "http://audiality.org";
     license = licenses.zlib;
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/audio/cubeb/default.nix b/pkgs/development/libraries/audio/cubeb/default.nix
index baad8a1efd645..dd7033b1910ec 100644
--- a/pkgs/development/libraries/audio/cubeb/default.nix
+++ b/pkgs/development/libraries/audio/cubeb/default.nix
@@ -60,6 +60,7 @@ in stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Cross platform audio library";
+    mainProgram = "cubeb-test";
     homepage = "https://github.com/mozilla/cubeb";
     license = licenses.isc;
     platforms = platforms.linux ++ platforms.darwin;
diff --git a/pkgs/development/libraries/audio/libopenmpt/default.nix b/pkgs/development/libraries/audio/libopenmpt/default.nix
index b8b89abc8ea7f..47b745c8bdced 100644
--- a/pkgs/development/libraries/audio/libopenmpt/default.nix
+++ b/pkgs/development/libraries/audio/libopenmpt/default.nix
@@ -57,6 +57,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Cross-platform C++ and C library to decode tracked music files into a raw PCM audio stream";
+    mainProgram = "openmpt123";
     longDescription = ''
       libopenmpt is a cross-platform C++ and C library to decode tracked music files (modules) into a raw PCM audio stream.
       openmpt123 is a cross-platform command-line or terminal based module file player.
diff --git a/pkgs/development/libraries/audio/lv2/default.nix b/pkgs/development/libraries/audio/lv2/default.nix
index d0f85c95a077f..473b246f3f9d1 100644
--- a/pkgs/development/libraries/audio/lv2/default.nix
+++ b/pkgs/development/libraries/audio/lv2/default.nix
@@ -59,6 +59,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://lv2plug.in";
     description = "A plugin standard for audio systems";
+    mainProgram = "lv2_validate";
     license = licenses.mit;
     maintainers = with maintainers; [ goibhniu ];
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/audio/lvtk/default.nix b/pkgs/development/libraries/audio/lvtk/default.nix
index 9822640f8d672..b1a6adaaeca2e 100644
--- a/pkgs/development/libraries/audio/lvtk/default.nix
+++ b/pkgs/development/libraries/audio/lvtk/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A set C++ wrappers around the LV2 C API";
+    mainProgram = "ttl2c";
     homepage = "https://lvtk.org/";
     license = licenses.gpl3;
     maintainers = [ maintainers.goibhniu ];
diff --git a/pkgs/development/libraries/avro-c++/default.nix b/pkgs/development/libraries/avro-c++/default.nix
index 57070c8f442e9..d0d899fe9935f 100644
--- a/pkgs/development/libraries/avro-c++/default.nix
+++ b/pkgs/development/libraries/avro-c++/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A C++ library which implements parts of the Avro Specification";
+    mainProgram = "avrogencpp";
     homepage = "https://avro.apache.org/";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ rasendubi ];
diff --git a/pkgs/development/libraries/babl/default.nix b/pkgs/development/libraries/babl/default.nix
index 12dcbd12b9ddd..b3ec8194c92a9 100644
--- a/pkgs/development/libraries/babl/default.nix
+++ b/pkgs/development/libraries/babl/default.nix
@@ -35,6 +35,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Image pixel format conversion library";
+    mainProgram = "babl";
     homepage = "https://gegl.org/babl/";
     changelog = "https://gitlab.gnome.org/GNOME/babl/-/blob/BABL_${lib.replaceStrings [ "." ] [ "_" ] version}/NEWS";
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/libraries/bashup-events/generic.nix b/pkgs/development/libraries/bashup-events/generic.nix
index f8a17f3bb11ed..c3e2269a8a12b 100644
--- a/pkgs/development/libraries/bashup-events/generic.nix
+++ b/pkgs/development/libraries/bashup-events/generic.nix
@@ -78,6 +78,7 @@ resholve.mkDerivation rec {
   meta = with lib; {
     inherit branch;
     description = "An event listener/callback API for creating extensible bash programs";
+    mainProgram = "bashup.events";
     homepage = "https://github.com/bashup/events";
     license = licenses.cc0;
     maintainers = with maintainers; [ abathur ];
diff --git a/pkgs/development/libraries/basu/default.nix b/pkgs/development/libraries/basu/default.nix
index 25e5adf657710..4665c4c2d158b 100644
--- a/pkgs/development/libraries/basu/default.nix
+++ b/pkgs/development/libraries/basu/default.nix
@@ -48,6 +48,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = {
     homepage = "https://sr.ht/~emersion/basu";
     description = "The sd-bus library, extracted from systemd";
+    mainProgram = "basuctl";
     license = lib.licenses.lgpl21Only;
     maintainers = with lib.maintainers; [ AndersonTorres ];
     platforms = lib.platforms.linux;
diff --git a/pkgs/development/libraries/bctoolbox/default.nix b/pkgs/development/libraries/bctoolbox/default.nix
index e473fa97a0ea5..1da254093b1b3 100644
--- a/pkgs/development/libraries/bctoolbox/default.nix
+++ b/pkgs/development/libraries/bctoolbox/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Utilities library for Linphone";
+    mainProgram = "bctoolbox_tester";
     homepage = "https://gitlab.linphone.org/BC/public/bctoolbox";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ raskin jluttine ];
diff --git a/pkgs/development/libraries/belle-sip/default.nix b/pkgs/development/libraries/belle-sip/default.nix
index 338b0082be5e0..b4b5629cdafb0 100644
--- a/pkgs/development/libraries/belle-sip/default.nix
+++ b/pkgs/development/libraries/belle-sip/default.nix
@@ -44,6 +44,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://linphone.org/technical-corner/belle-sip";
     description = "Modern library implementing SIP (RFC 3261) transport, transaction and dialog layers. Part of the Linphone project.";
+    mainProgram = "belle_sip_tester";
     license = licenses.gpl3Plus;
     platforms = platforms.all;
     maintainers = with maintainers; [ jluttine ];
diff --git a/pkgs/development/libraries/boringssl/default.nix b/pkgs/development/libraries/boringssl/default.nix
index 3e8908416185f..fadf478e037f5 100644
--- a/pkgs/development/libraries/boringssl/default.nix
+++ b/pkgs/development/libraries/boringssl/default.nix
@@ -59,6 +59,7 @@ buildGoModule {
 
   meta = with lib; {
     description = "Free TLS/SSL implementation";
+    mainProgram = "bssl";
     homepage    = "https://boringssl.googlesource.com";
     maintainers = [ maintainers.thoughtpolice ];
     license = with licenses; [ openssl isc mit bsd3 ];
diff --git a/pkgs/development/libraries/botan/generic.nix b/pkgs/development/libraries/botan/generic.nix
index 8e053581e88b8..a2acb81832834 100644
--- a/pkgs/development/libraries/botan/generic.nix
+++ b/pkgs/development/libraries/botan/generic.nix
@@ -56,6 +56,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Cryptographic algorithms library";
+    mainProgram = "botan";
     maintainers = with maintainers; [ raskin thillux ];
     platforms = platforms.unix;
     license = licenses.bsd2;
diff --git a/pkgs/development/libraries/cairo/default.nix b/pkgs/development/libraries/cairo/default.nix
index 8ac9da237d19b..7408a43272e97 100644
--- a/pkgs/development/libraries/cairo/default.nix
+++ b/pkgs/development/libraries/cairo/default.nix
@@ -93,6 +93,7 @@ in {
 
   meta = with lib; {
     description = "A 2D graphics library with support for multiple output devices";
+    mainProgram = "cairo-trace";
     longDescription = ''
       Cairo is a 2D graphics library with support for multiple output
       devices.  Currently supported output targets include the X
diff --git a/pkgs/development/libraries/cdo/default.nix b/pkgs/development/libraries/cdo/default.nix
index b016aa4d4d683..18a6dc57434a4 100644
--- a/pkgs/development/libraries/cdo/default.nix
+++ b/pkgs/development/libraries/cdo/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Collection of command line Operators to manipulate and analyse Climate and NWP model Data";
+    mainProgram = "cdo";
     longDescription = ''
       Supported data formats are GRIB 1/2, netCDF 3/4, SERVICE, EXTRA and IEG.
       There are more than 600 operators available.
diff --git a/pkgs/development/libraries/cegui/default.nix b/pkgs/development/libraries/cegui/default.nix
index c56c59d02ad16..1e884b3d8a81d 100644
--- a/pkgs/development/libraries/cegui/default.nix
+++ b/pkgs/development/libraries/cegui/default.nix
@@ -52,6 +52,7 @@ stdenv.mkDerivation {
   meta = with lib; {
     homepage = "http://cegui.org.uk/";
     description = "C++ Library for creating GUIs";
+    mainProgram = "CEGUISampleFramework-0.9999";
     license = licenses.mit;
     platforms = platforms.unix;
   };
diff --git a/pkgs/development/libraries/cgreen/default.nix b/pkgs/development/libraries/cgreen/default.nix
index 60d5bc1289ac5..921eb6c797247 100644
--- a/pkgs/development/libraries/cgreen/default.nix
+++ b/pkgs/development/libraries/cgreen/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = {
     homepage = "https://github.com/cgreen-devs/cgreen";
     description = "The Modern Unit Test and Mocking Framework for C and C++";
+    mainProgram = "cgreen-runner";
     license = lib.licenses.isc;
     maintainers = [ lib.maintainers.AndersonTorres ];
     platforms = lib.platforms.unix;
diff --git a/pkgs/development/libraries/chipmunk/default.nix b/pkgs/development/libraries/chipmunk/default.nix
index 8290e60a48507..599cf9cfcee20 100644
--- a/pkgs/development/libraries/chipmunk/default.nix
+++ b/pkgs/development/libraries/chipmunk/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A fast and lightweight 2D game physics library";
+    mainProgram = "chipmunk_demos";
     homepage = "http://chipmunk2d.net/";
     license = licenses.mit;
     platforms = platforms.unix; # supports Windows and MacOS as well, but those require more work
diff --git a/pkgs/development/libraries/chromaprint/default.nix b/pkgs/development/libraries/chromaprint/default.nix
index 189154da8c4ec..bc53e2257f12a 100644
--- a/pkgs/development/libraries/chromaprint/default.nix
+++ b/pkgs/development/libraries/chromaprint/default.nix
@@ -43,6 +43,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://acoustid.org/chromaprint";
     description = "AcoustID audio fingerprinting library";
+    mainProgram = "fpcalc";
     license = licenses.lgpl21Plus;
     platforms = platforms.unix;
   };
diff --git a/pkgs/development/libraries/civetweb/default.nix b/pkgs/development/libraries/civetweb/default.nix
index 3222702f5a1a7..f6fe616957d60 100644
--- a/pkgs/development/libraries/civetweb/default.nix
+++ b/pkgs/development/libraries/civetweb/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Embedded C/C++ web server";
+    mainProgram = "civetweb";
     homepage = "https://github.com/civetweb/civetweb";
     license = [ lib.licenses.mit ];
   };
diff --git a/pkgs/development/libraries/cln/default.nix b/pkgs/development/libraries/cln/default.nix
index a7094d18e6ead..ae3ed853a026c 100644
--- a/pkgs/development/libraries/cln/default.nix
+++ b/pkgs/development/libraries/cln/default.nix
@@ -13,6 +13,7 @@ gccStdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "C/C++ library for numbers, a part of GiNaC";
+    mainProgram = "pi";
     homepage = "https://www.ginac.de/CLN/";
     license = licenses.gpl2;
     platforms = platforms.unix; # Once had cygwin problems
diff --git a/pkgs/development/libraries/cloog-ppl/default.nix b/pkgs/development/libraries/cloog-ppl/default.nix
index 65d6a392ffdbb..3a6f926b3f32f 100644
--- a/pkgs/development/libraries/cloog-ppl/default.nix
+++ b/pkgs/development/libraries/cloog-ppl/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "CLooG-PPL, the Chunky Loop Generator";
+    mainProgram = "cloog";
 
     longDescription = ''
       CLooG is a free software library to generate code for scanning
diff --git a/pkgs/development/libraries/cloog/0.18.0.nix b/pkgs/development/libraries/cloog/0.18.0.nix
index 12e279797e764..a1ba3aaf93f3a 100644
--- a/pkgs/development/libraries/cloog/0.18.0.nix
+++ b/pkgs/development/libraries/cloog/0.18.0.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Library that generates loops for scanning polyhedra";
+    mainProgram = "cloog";
 
     longDescription = ''
       CLooG is a free software library to generate code for scanning
diff --git a/pkgs/development/libraries/cloog/default.nix b/pkgs/development/libraries/cloog/default.nix
index bfca886e03d5c..3ae266c61cddf 100644
--- a/pkgs/development/libraries/cloog/default.nix
+++ b/pkgs/development/libraries/cloog/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Library that generates loops for scanning polyhedra";
+    mainProgram = "cloog";
 
     longDescription = ''
       CLooG is a free software library to generate code for scanning
diff --git a/pkgs/development/libraries/cmark-gfm/default.nix b/pkgs/development/libraries/cmark-gfm/default.nix
index 650913fc38882..75ff3acdb9474 100644
--- a/pkgs/development/libraries/cmark-gfm/default.nix
+++ b/pkgs/development/libraries/cmark-gfm/default.nix
@@ -16,6 +16,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "GitHub's fork of cmark, a CommonMark parsing and rendering library and program in C";
+    mainProgram = "cmark-gfm";
     homepage = "https://github.com/github/cmark-gfm";
     changelog = "https://github.com/github/cmark-gfm/raw/${version}/changelog.txt";
     maintainers = with maintainers; [ cyplo ];
diff --git a/pkgs/development/libraries/cmark/default.nix b/pkgs/development/libraries/cmark/default.nix
index 23d00769ee1b5..5720f87c5bc4c 100644
--- a/pkgs/development/libraries/cmark/default.nix
+++ b/pkgs/development/libraries/cmark/default.nix
@@ -29,6 +29,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "CommonMark parsing and rendering library and program in C";
+    mainProgram = "cmark";
     homepage = "https://github.com/commonmark/cmark";
     changelog = "https://github.com/commonmark/cmark/raw/${version}/changelog.txt";
     maintainers = [ maintainers.michelk ];
diff --git a/pkgs/development/libraries/codec2/default.nix b/pkgs/development/libraries/codec2/default.nix
index 7b1a226de8124..8637f5b7ab2dc 100644
--- a/pkgs/development/libraries/codec2/default.nix
+++ b/pkgs/development/libraries/codec2/default.nix
@@ -43,6 +43,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Speech codec designed for communications quality speech at low data rates";
+    mainProgram = "freedv_rx";
     homepage = "https://www.rowetel.com/codec2.html";
     license = licenses.lgpl21Only;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/coin3d/default.nix b/pkgs/development/libraries/coin3d/default.nix
index 7675ddae378e0..8c331a28dcb12 100644
--- a/pkgs/development/libraries/coin3d/default.nix
+++ b/pkgs/development/libraries/coin3d/default.nix
@@ -33,6 +33,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = with lib; {
     homepage = "https://github.com/coin3d/coin";
     description = "High-level, retained-mode toolkit for effective 3D graphics development";
+    mainProgram = "coin-config";
     license = licenses.bsd3;
     maintainers = with maintainers; [ gebner viric ];
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/cppunit/default.nix b/pkgs/development/libraries/cppunit/default.nix
index fba624a861d77..73c96de4ff245 100644
--- a/pkgs/development/libraries/cppunit/default.nix
+++ b/pkgs/development/libraries/cppunit/default.nix
@@ -16,6 +16,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://freedesktop.org/wiki/Software/cppunit/";
     description = "C++ unit testing framework";
+    mainProgram = "DllPlugInTester";
     license = licenses.lgpl21;
     platforms = platforms.linux ++ platforms.darwin;
   };
diff --git a/pkgs/development/libraries/ctpl/default.nix b/pkgs/development/libraries/ctpl/default.nix
index 634c2cf44cf41..c9925d162f995 100644
--- a/pkgs/development/libraries/ctpl/default.nix
+++ b/pkgs/development/libraries/ctpl/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://ctpl.tuxfamily.org/";
     description = "Template engine library written in C";
+    mainProgram = "ctpl";
     platforms = platforms.linux;
     maintainers = [ ];
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/libraries/ctranslate2/default.nix b/pkgs/development/libraries/ctranslate2/default.nix
index 943b9f28584c6..c7876a98bd54b 100644
--- a/pkgs/development/libraries/ctranslate2/default.nix
+++ b/pkgs/development/libraries/ctranslate2/default.nix
@@ -84,6 +84,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Fast inference engine for Transformer models";
+    mainProgram = "ct2-translator";
     homepage = "https://github.com/OpenNMT/CTranslate2";
     changelog = "https://github.com/OpenNMT/CTranslate2/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/libraries/ctypes_sh/default.nix b/pkgs/development/libraries/ctypes_sh/default.nix
index 644c68e85d861..c06eff11aad0d 100644
--- a/pkgs/development/libraries/ctypes_sh/default.nix
+++ b/pkgs/development/libraries/ctypes_sh/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A foreign function interface for bash";
+    mainProgram = "ctypes.sh";
     homepage = "https://github.com/taviso/ctypes.sh";
     license = licenses.mit;
     maintainers = with maintainers; [ tadeokondrak ];
diff --git a/pkgs/development/libraries/curlpp/default.nix b/pkgs/development/libraries/curlpp/default.nix
index 0aee75751d9ec..c8fe78d0462fe 100644
--- a/pkgs/development/libraries/curlpp/default.nix
+++ b/pkgs/development/libraries/curlpp/default.nix
@@ -16,6 +16,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.curlpp.org/";
     description = "C++ wrapper around libcURL";
+    mainProgram = "curlpp-config";
     license = licenses.mit;
     maintainers = with maintainers; [ CrazedProgrammer ];
   };
diff --git a/pkgs/development/libraries/cutee/default.nix b/pkgs/development/libraries/cutee/default.nix
index 07e2b7cbcee20..eb5f51cbcfeb4 100644
--- a/pkgs/development/libraries/cutee/default.nix
+++ b/pkgs/development/libraries/cutee/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "C++ Unit Testing Easy Environment";
+    mainProgram = "cutee";
     homepage    = "https://www.codesink.org/cutee_unit_testing.html";
     license     = licenses.gpl2Plus;
     maintainers = with maintainers; [ leenaars];
diff --git a/pkgs/development/libraries/cxx-rs/default.nix b/pkgs/development/libraries/cxx-rs/default.nix
index c06171e72ce55..a2864fbb89df4 100644
--- a/pkgs/development/libraries/cxx-rs/default.nix
+++ b/pkgs/development/libraries/cxx-rs/default.nix
@@ -47,6 +47,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Safe FFI between Rust and C++";
+    mainProgram = "cxxbridge";
     homepage = "https://github.com/dtolnay/cxx";
     license = licenses.mit;
     maintainers = with maintainers; [ centromere ];
diff --git a/pkgs/development/libraries/cxxtest/default.nix b/pkgs/development/libraries/cxxtest/default.nix
index 4228a3cb58763..545aa4bc0e0c1 100644
--- a/pkgs/development/libraries/cxxtest/default.nix
+++ b/pkgs/development/libraries/cxxtest/default.nix
@@ -40,6 +40,7 @@ python3Packages.buildPythonApplication rec {
   meta = with lib; {
     homepage = "http://cxxtest.com";
     description = "Unit testing framework for C++";
+    mainProgram = "cxxtestgen";
     license = licenses.lgpl3;
     platforms = platforms.unix;
     maintainers = with maintainers; [ juliendehos ];
diff --git a/pkgs/development/libraries/czmq/default.nix b/pkgs/development/libraries/czmq/default.nix
index bb8ecafbb3470..db2b99c966502 100644
--- a/pkgs/development/libraries/czmq/default.nix
+++ b/pkgs/development/libraries/czmq/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://czmq.zeromq.org/";
     description = "High-level C Binding for ZeroMQ";
+    mainProgram = "zmakecert";
     license = licenses.mpl20;
     platforms = platforms.all;
   };
diff --git a/pkgs/development/libraries/dbus-glib/default.nix b/pkgs/development/libraries/dbus-glib/default.nix
index c6be0dd419db9..b2946872fbbd6 100644
--- a/pkgs/development/libraries/dbus-glib/default.nix
+++ b/pkgs/development/libraries/dbus-glib/default.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
     homepage = "https://dbus.freedesktop.org";
     license = with lib.licenses; [ afl21 gpl2Plus ];
     description = "Obsolete glib bindings for D-Bus lightweight IPC mechanism";
+    mainProgram = "dbus-binding-tool";
     maintainers = [ ];
     platforms = lib.platforms.unix;
   };
diff --git a/pkgs/development/libraries/dee/default.nix b/pkgs/development/libraries/dee/default.nix
index 4a2199f450e63..4bece9069466c 100644
--- a/pkgs/development/libraries/dee/default.nix
+++ b/pkgs/development/libraries/dee/default.nix
@@ -64,6 +64,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A library that uses DBus to provide objects allowing you to create Model-View-Controller type programs across DBus";
+    mainProgram = "dee-tool";
     homepage = "https://launchpad.net/dee";
     license = licenses.lgpl3;
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/exempi/default.nix b/pkgs/development/libraries/exempi/default.nix
index 2ebf1ce7cc917..e79bc61698025 100644
--- a/pkgs/development/libraries/exempi/default.nix
+++ b/pkgs/development/libraries/exempi/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "An implementation of XMP (Adobe's Extensible Metadata Platform)";
+    mainProgram = "exempi";
     homepage = "https://libopenraw.freedesktop.org/exempi/";
     platforms = platforms.linux ++ platforms.darwin;
     license = licenses.bsd3;
diff --git a/pkgs/development/libraries/exiv2/default.nix b/pkgs/development/libraries/exiv2/default.nix
index f080bd804b48c..0ef833b8aa234 100644
--- a/pkgs/development/libraries/exiv2/default.nix
+++ b/pkgs/development/libraries/exiv2/default.nix
@@ -98,6 +98,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://exiv2.org";
     description = "A library and command-line utility to manage image metadata";
+    mainProgram = "exiv2";
     platforms = platforms.all;
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ wegank ];
diff --git a/pkgs/development/libraries/expat/default.nix b/pkgs/development/libraries/expat/default.nix
index 27cbd38c02868..d2f4aa392cb16 100644
--- a/pkgs/development/libraries/expat/default.nix
+++ b/pkgs/development/libraries/expat/default.nix
@@ -73,6 +73,7 @@ stdenv.mkDerivation (finalAttrs: {
     changelog = "https://github.com/libexpat/libexpat/blob/${tag}/expat/Changes";
     homepage = "https://libexpat.github.io/";
     description = "A stream-oriented XML parser library written in C";
+    mainProgram = "xmlwf";
     platforms = platforms.all;
     license = licenses.mit; # expat version
     pkgConfigModules = [ "expat" ];
diff --git a/pkgs/development/libraries/fbthrift/default.nix b/pkgs/development/libraries/fbthrift/default.nix
index a483fb1644a2c..373d018922030 100644
--- a/pkgs/development/libraries/fbthrift/default.nix
+++ b/pkgs/development/libraries/fbthrift/default.nix
@@ -62,6 +62,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Facebook's branch of Apache Thrift";
+    mainProgram = "thrift1";
     homepage = "https://github.com/facebook/fbthrift";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/fflas-ffpack/default.nix b/pkgs/development/libraries/fflas-ffpack/default.nix
index 7dadbcb39502a..66ea25a4b11bd 100644
--- a/pkgs/development/libraries/fflas-ffpack/default.nix
+++ b/pkgs/development/libraries/fflas-ffpack/default.nix
@@ -51,6 +51,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     broken = stdenv.isDarwin;
     description = "Finite Field Linear Algebra Subroutines";
+    mainProgram = "fflas-ffpack-config";
     license = licenses.lgpl21Plus;
     maintainers = teams.sage.members;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/ffmpegthumbnailer/default.nix b/pkgs/development/libraries/ffmpegthumbnailer/default.nix
index 381bb7b2984cc..47e3c3ed42c74 100644
--- a/pkgs/development/libraries/ffmpegthumbnailer/default.nix
+++ b/pkgs/development/libraries/ffmpegthumbnailer/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
   meta = with lib;  {
     homepage = "https://github.com/dirkvdb/ffmpegthumbnailer";
     description = "A lightweight video thumbnailer";
+    mainProgram = "ffmpegthumbnailer";
     longDescription = "FFmpegthumbnailer is a lightweight video
         thumbnailer that can be used by file managers to create thumbnails
         for your video files. The thumbnailer uses ffmpeg o decode frames
diff --git a/pkgs/development/libraries/ffms/default.nix b/pkgs/development/libraries/ffms/default.nix
index 06fce3891e271..370b4267bdb45 100644
--- a/pkgs/development/libraries/ffms/default.nix
+++ b/pkgs/development/libraries/ffms/default.nix
@@ -44,6 +44,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/FFMS/ffms2/";
     description = "FFmpeg based source library for easy frame accurate access";
+    mainProgram = "ffmsindex";
     license = licenses.mit;
     maintainers = with maintainers; [ tadeokondrak ];
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/flatcc/default.nix b/pkgs/development/libraries/flatcc/default.nix
index 1f487955b3f37..4d74627ee3c93 100644
--- a/pkgs/development/libraries/flatcc/default.nix
+++ b/pkgs/development/libraries/flatcc/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "FlatBuffers Compiler and Library in C for C ";
+    mainProgram = "flatcc";
     homepage = "https://github.com/dvidelabs/flatcc";
     license = [ licenses.asl20 ];
     maintainers = with maintainers; [ onny ];
diff --git a/pkgs/development/libraries/frame/default.nix b/pkgs/development/libraries/frame/default.nix
index f0b37b7e633c8..e56ce1e684169 100644
--- a/pkgs/development/libraries/frame/default.nix
+++ b/pkgs/development/libraries/frame/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://launchpad.net/frame";
     description = "Handles the buildup and synchronization of a set of simultaneous touches";
+    mainProgram = "frame-test-x11";
     license = lib.licenses.gpl3;
     platforms = lib.platforms.linux;
   };
diff --git a/pkgs/development/libraries/freealut/default.nix b/pkgs/development/libraries/freealut/default.nix
index c298999229799..dbae2b20b61c9 100644
--- a/pkgs/development/libraries/freealut/default.nix
+++ b/pkgs/development/libraries/freealut/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = {
     homepage = "http://openal.org/";
     description = "Free implementation of OpenAL's ALUT standard";
+    mainProgram = "freealut-config";
     license = lib.licenses.lgpl2;
     pkgConfigModules = [ "freealut" ];
     platforms = lib.platforms.unix;
diff --git a/pkgs/development/libraries/freetype/default.nix b/pkgs/development/libraries/freetype/default.nix
index 68e08a1a8b5fa..1a8009f04ce7b 100644
--- a/pkgs/development/libraries/freetype/default.nix
+++ b/pkgs/development/libraries/freetype/default.nix
@@ -104,6 +104,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "A font rendering engine";
+    mainProgram = "freetype-config";
     longDescription = ''
       FreeType is a portable and efficient library for rendering fonts. It
       supports TrueType, Type 1, CFF fonts, and WOFF, PCF, FNT, BDF and PFR
diff --git a/pkgs/development/libraries/fribidi/default.nix b/pkgs/development/libraries/fribidi/default.nix
index 5672ff5375bbb..d23cd352360bc 100644
--- a/pkgs/development/libraries/fribidi/default.nix
+++ b/pkgs/development/libraries/fribidi/default.nix
@@ -42,6 +42,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = with lib; {
     homepage = "https://github.com/fribidi/fribidi";
     description = "GNU implementation of the Unicode Bidirectional Algorithm (bidi)";
+    mainProgram = "fribidi";
     license = licenses.lgpl21;
     platforms = platforms.unix;
     pkgConfigModules = [ "fribidi" ];
diff --git a/pkgs/development/libraries/fstrcmp/default.nix b/pkgs/development/libraries/fstrcmp/default.nix
index 2dfa02e71059f..ab7f410eddf29 100644
--- a/pkgs/development/libraries/fstrcmp/default.nix
+++ b/pkgs/development/libraries/fstrcmp/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Make fuzzy comparisons of strings and byte arrays";
+    mainProgram = "fstrcmp";
     longDescription = ''
       The fstrcmp project provides a library that is used to make fuzzy
       comparisons of strings and byte arrays, including multi-byte character
diff --git a/pkgs/development/libraries/fuzzylite/default.nix b/pkgs/development/libraries/fuzzylite/default.nix
index a3f70c062e867..1fd6d6506c288 100644
--- a/pkgs/development/libraries/fuzzylite/default.nix
+++ b/pkgs/development/libraries/fuzzylite/default.nix
@@ -38,6 +38,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A fuzzy logic control library in C++";
+    mainProgram = "fuzzylite";
     homepage = "https://fuzzylite.com";
     changelog = "https://github.com/fuzzylite/fuzzylite/${src.rev}/release/CHANGELOG";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/libraries/ganv/default.nix b/pkgs/development/libraries/ganv/default.nix
index d53206ca667b4..32318e1fc0fce 100644
--- a/pkgs/development/libraries/ganv/default.nix
+++ b/pkgs/development/libraries/ganv/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "An interactive Gtk canvas widget for graph-based interfaces";
+    mainProgram = "ganv_bench";
     homepage = "http://drobilla.net";
     license = licenses.gpl3;
     maintainers = [ maintainers.goibhniu ];
diff --git a/pkgs/development/libraries/gcab/default.nix b/pkgs/development/libraries/gcab/default.nix
index b31e93553766d..6136564e5412b 100644
--- a/pkgs/development/libraries/gcab/default.nix
+++ b/pkgs/development/libraries/gcab/default.nix
@@ -73,6 +73,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "GObject library to create cabinet files";
+    mainProgram = "gcab";
     homepage = "https://gitlab.gnome.org/GNOME/gcab";
     license = licenses.lgpl21Plus;
     maintainers = teams.gnome.members;
diff --git a/pkgs/development/libraries/gcr/4.nix b/pkgs/development/libraries/gcr/4.nix
index 650d87958c5ea..243663e430d53 100644
--- a/pkgs/development/libraries/gcr/4.nix
+++ b/pkgs/development/libraries/gcr/4.nix
@@ -98,6 +98,7 @@ stdenv.mkDerivation rec {
     platforms = platforms.unix;
     maintainers = teams.gnome.members;
     description = "GNOME crypto services (daemon and tools)";
+    mainProgram = "gcr-viewer-gtk4";
     homepage = "https://gitlab.gnome.org/GNOME/gcr";
     license = licenses.lgpl2Plus;
 
diff --git a/pkgs/development/libraries/gcr/default.nix b/pkgs/development/libraries/gcr/default.nix
index 1fec6100bf2b0..5a388246c154c 100644
--- a/pkgs/development/libraries/gcr/default.nix
+++ b/pkgs/development/libraries/gcr/default.nix
@@ -106,6 +106,7 @@ stdenv.mkDerivation rec {
     platforms = platforms.unix;
     maintainers = teams.gnome.members;
     description = "GNOME crypto services (daemon and tools)";
+    mainProgram = "gcr-viewer";
     homepage = "https://gitlab.gnome.org/GNOME/gcr";
     license = licenses.lgpl2Plus;
 
diff --git a/pkgs/development/libraries/gdome2/default.nix b/pkgs/development/libraries/gdome2/default.nix
index 5aa1c487b4f91..f71753b479d79 100644
--- a/pkgs/development/libraries/gdome2/default.nix
+++ b/pkgs/development/libraries/gdome2/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation {
   meta = with lib; {
     homepage = "http://gdome2.cs.unibo.it/";
     description = "DOM C library developed for the Gnome project";
+    mainProgram = "gdome-config";
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ prikhi roconnor ];
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/geos/3.9.nix b/pkgs/development/libraries/geos/3.9.nix
index cc3025928c801..4ca53e36971ba 100644
--- a/pkgs/development/libraries/geos/3.9.nix
+++ b/pkgs/development/libraries/geos/3.9.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "C++ port of the Java Topology Suite (JTS)";
+    mainProgram = "geos-config";
     homepage = "https://trac.osgeo.org/geos";
     license = licenses.lgpl21Only;
     pkgConfigModules = [ "geos" ];
diff --git a/pkgs/development/libraries/getdns/default.nix b/pkgs/development/libraries/getdns/default.nix
index 0a6f34eab6cc6..95844e36f3a01 100644
--- a/pkgs/development/libraries/getdns/default.nix
+++ b/pkgs/development/libraries/getdns/default.nix
@@ -78,6 +78,7 @@ in rec {
     meta = with lib;
       metaCommon // {
         description = "A local DNS Privacy stub resolver (using DNS-over-TLS)";
+        mainProgram = "stubby";
         longDescription = ''
           Stubby is an application that acts as a local DNS Privacy stub
           resolver (using RFC 7858, aka DNS-over-TLS). Stubby encrypts DNS
diff --git a/pkgs/development/libraries/gflags/default.nix b/pkgs/development/libraries/gflags/default.nix
index a690d8f2e1540..3f07a67cbdaeb 100644
--- a/pkgs/development/libraries/gflags/default.nix
+++ b/pkgs/development/libraries/gflags/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A C++ library that implements commandline flags processing";
+    mainProgram = "gflags_completions.sh";
     longDescription = ''
       The gflags package contains a C++ library that implements commandline flags processing.
       As such it's a replacement for getopt().
diff --git a/pkgs/development/libraries/ggz_base_libs/default.nix b/pkgs/development/libraries/ggz_base_libs/default.nix
index 162a64eeb5dad..878f6bf97cffb 100644
--- a/pkgs/development/libraries/ggz_base_libs/default.nix
+++ b/pkgs/development/libraries/ggz_base_libs/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "GGZ Gaming zone libraries";
+    mainProgram = "ggz-config";
     maintainers = with maintainers;
     [
       raskin
diff --git a/pkgs/development/libraries/givaro/default.nix b/pkgs/development/libraries/givaro/default.nix
index c38419bed52bc..5df1413287d90 100644
--- a/pkgs/development/libraries/givaro/default.nix
+++ b/pkgs/development/libraries/givaro/default.nix
@@ -55,6 +55,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A C++ library for arithmetic and algebraic computations";
+    mainProgram = "givaro-config";
     license = lib.licenses.cecill-b;
     maintainers = [lib.maintainers.raskin];
     platforms = lib.platforms.unix;
diff --git a/pkgs/development/libraries/glibc/mtrace.nix b/pkgs/development/libraries/glibc/mtrace.nix
index 4dbcb19af2a48..926c0d91cdf0b 100644
--- a/pkgs/development/libraries/glibc/mtrace.nix
+++ b/pkgs/development/libraries/glibc/mtrace.nix
@@ -36,5 +36,6 @@ glibc.overrideAttrs (oldAttrs: {
 
   meta = oldAttrs.meta // {
     description = "Perl script used to interpret and provide human readable output of the trace log contained in the file mtracedata, whose contents were produced by mtrace(3).";
+    mainProgram = "mtrace";
   };
 })
diff --git a/pkgs/development/libraries/gloox/default.nix b/pkgs/development/libraries/gloox/default.nix
index b4cd3ca75ee13..7bf1bfb4bd16b 100644
--- a/pkgs/development/libraries/gloox/default.nix
+++ b/pkgs/development/libraries/gloox/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec{
 
   meta = with lib; {
     description = "A portable high-level Jabber/XMPP library for C++";
+    mainProgram = "gloox-config";
     homepage = "http://camaya.net/gloox";
     license = licenses.gpl3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/libraries/graphene-hardened-malloc/default.nix b/pkgs/development/libraries/graphene-hardened-malloc/default.nix
index 85ec3352f7057..48df439a1efb1 100644
--- a/pkgs/development/libraries/graphene-hardened-malloc/default.nix
+++ b/pkgs/development/libraries/graphene-hardened-malloc/default.nix
@@ -83,6 +83,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = with lib; {
     homepage = "https://github.com/GrapheneOS/hardened_malloc";
     description = "Hardened allocator designed for modern systems";
+    mainProgram = "preload-hardened-malloc";
     longDescription = ''
       This is a security-focused general purpose memory allocator providing the malloc API
       along with various extensions. It provides substantial hardening against heap
diff --git a/pkgs/development/libraries/gsasl/default.nix b/pkgs/development/libraries/gsasl/default.nix
index 3dc5c128fc374..787c096fea4f8 100644
--- a/pkgs/development/libraries/gsasl/default.nix
+++ b/pkgs/development/libraries/gsasl/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = {
     description = "GNU SASL, Simple Authentication and Security Layer library";
+    mainProgram = "gsasl";
 
     longDescription =
       '' GNU SASL is a library that implements the IETF Simple
diff --git a/pkgs/development/libraries/gsignond/default.nix b/pkgs/development/libraries/gsignond/default.nix
index 912054eb85c35..863ac7ba4bb24 100644
--- a/pkgs/development/libraries/gsignond/default.nix
+++ b/pkgs/development/libraries/gsignond/default.nix
@@ -52,6 +52,7 @@ unwrapped = stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "D-Bus service which performs user authentication on behalf of its clients";
+    mainProgram = "gsignond";
     homepage = "https://gitlab.com/accounts-sso/gsignond";
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/libraries/gsound/default.nix b/pkgs/development/libraries/gsound/default.nix
index 6c5c98b77d7f4..3c7049e92efe5 100644
--- a/pkgs/development/libraries/gsound/default.nix
+++ b/pkgs/development/libraries/gsound/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://wiki.gnome.org/Projects/GSound";
     description = "Small library for playing system sounds";
+    mainProgram = "gsound-play";
     maintainers = teams.gnome.members;
     license = licenses.gpl2;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/gspell/default.nix b/pkgs/development/libraries/gspell/default.nix
index c4d15352020aa..f1b8733cf84b4 100644
--- a/pkgs/development/libraries/gspell/default.nix
+++ b/pkgs/development/libraries/gspell/default.nix
@@ -71,6 +71,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A spell-checking library for GTK applications";
+    mainProgram = "gspell-app1";
     homepage = "https://wiki.gnome.org/Projects/gspell";
     license = licenses.lgpl21Plus;
     maintainers = teams.gnome.members;
diff --git a/pkgs/development/libraries/gss/default.nix b/pkgs/development/libraries/gss/default.nix
index 3eacad32f813d..883d68d42c6a6 100644
--- a/pkgs/development/libraries/gss/default.nix
+++ b/pkgs/development/libraries/gss/default.nix
@@ -35,6 +35,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.gnu.org/software/gss/";
     description = "Generic Security Service";
+    mainProgram = "gss";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ];
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/gssdp/tools.nix b/pkgs/development/libraries/gssdp/tools.nix
index 5fcd0219a9458..1d5d25e6ef4ff 100644
--- a/pkgs/development/libraries/gssdp/tools.nix
+++ b/pkgs/development/libraries/gssdp/tools.nix
@@ -42,6 +42,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Device Sniffer tool based on GSSDP framework";
+    mainProgram = "gssdp-device-sniffer";
     homepage = "http://www.gupnp.org/";
     license = licenses.lgpl2Plus;
     maintainers = gssdp_1_6.meta.maintainers;
diff --git a/pkgs/development/libraries/gstreamer/bad/default.nix b/pkgs/development/libraries/gstreamer/bad/default.nix
index bee80e03289ce..bec1cb762ce4f 100644
--- a/pkgs/development/libraries/gstreamer/bad/default.nix
+++ b/pkgs/development/libraries/gstreamer/bad/default.nix
@@ -354,6 +354,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "GStreamer Bad Plugins";
+    mainProgram = "gst-transcoder-1.0";
     homepage = "https://gstreamer.freedesktop.org";
     longDescription = ''
       a set of plug-ins that aren't up to par compared to the
diff --git a/pkgs/development/libraries/gstreamer/ges/default.nix b/pkgs/development/libraries/gstreamer/ges/default.nix
index bf5dddf5a7320..adb737bb1be71 100644
--- a/pkgs/development/libraries/gstreamer/ges/default.nix
+++ b/pkgs/development/libraries/gstreamer/ges/default.nix
@@ -65,6 +65,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library for creation of audio/video non-linear editors";
+    mainProgram = "ges-launch-1.0";
     homepage = "https://gstreamer.freedesktop.org";
     license = licenses.lgpl2Plus;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/gstreamer/rs/default.nix b/pkgs/development/libraries/gstreamer/rs/default.nix
index 708a735939af1..eeef11e9a464d 100644
--- a/pkgs/development/libraries/gstreamer/rs/default.nix
+++ b/pkgs/development/libraries/gstreamer/rs/default.nix
@@ -248,6 +248,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "GStreamer plugins written in Rust";
+    mainProgram = "gst-webrtc-signalling-server";
     homepage = "https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs";
     license = with licenses; [ mpl20 asl20 mit lgpl21Plus ];
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/gtdialog/default.nix b/pkgs/development/libraries/gtdialog/default.nix
index d7e60659a5eab..6a09d8cbe9e26 100644
--- a/pkgs/development/libraries/gtdialog/default.nix
+++ b/pkgs/development/libraries/gtdialog/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Cross-platform helper for creating interactive dialogs";
+    mainProgram = "gtdialog";
     license = licenses.mit;
     maintainers = with maintainers; [ raskin ];
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/gtk-layer-shell/default.nix b/pkgs/development/libraries/gtk-layer-shell/default.nix
index 5ecfc299edd45..c137eb608132a 100644
--- a/pkgs/development/libraries/gtk-layer-shell/default.nix
+++ b/pkgs/development/libraries/gtk-layer-shell/default.nix
@@ -58,6 +58,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "A library to create panels and other desktop components for Wayland using the Layer Shell protocol";
+    mainProgram = "gtk-layer-demo";
     homepage = "https://github.com/wmww/gtk-layer-shell";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ eonpatapon donovanglover ];
diff --git a/pkgs/development/libraries/gtk4-layer-shell/default.nix b/pkgs/development/libraries/gtk4-layer-shell/default.nix
index d699701930809..e41735fb71291 100644
--- a/pkgs/development/libraries/gtk4-layer-shell/default.nix
+++ b/pkgs/development/libraries/gtk4-layer-shell/default.nix
@@ -58,6 +58,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "A library to create panels and other desktop components for Wayland using the Layer Shell protocol and GTK4";
+    mainProgram = "gtk4-layer-demo";
     license = licenses.mit;
     maintainers = with maintainers; [ donovanglover ];
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/gupnp/1.6.nix b/pkgs/development/libraries/gupnp/1.6.nix
index eb33748c4589b..44ae478e42f59 100644
--- a/pkgs/development/libraries/gupnp/1.6.nix
+++ b/pkgs/development/libraries/gupnp/1.6.nix
@@ -66,6 +66,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://www.gupnp.org/";
     description = "An implementation of the UPnP specification";
+    mainProgram = "gupnp-binding-tool-1.6";
     license = licenses.lgpl2Plus;
     platforms = platforms.linux;
   };
diff --git a/pkgs/development/libraries/gupnp/default.nix b/pkgs/development/libraries/gupnp/default.nix
index 4a8b250d26444..d9e9f483a63b3 100644
--- a/pkgs/development/libraries/gupnp/default.nix
+++ b/pkgs/development/libraries/gupnp/default.nix
@@ -96,6 +96,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://www.gupnp.org/";
     description = "An implementation of the UPnP specification";
+    mainProgram = "gupnp-binding-tool-1.2";
     license = licenses.lgpl2Plus;
     platforms = platforms.unix;
   };
diff --git a/pkgs/development/libraries/gusb/default.nix b/pkgs/development/libraries/gusb/default.nix
index d6fe704401326..515eeb7de975a 100644
--- a/pkgs/development/libraries/gusb/default.nix
+++ b/pkgs/development/libraries/gusb/default.nix
@@ -82,6 +82,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "GLib libusb wrapper";
+    mainProgram = "gusbcmd";
     homepage = "https://github.com/hughsie/libgusb";
     license = licenses.lgpl21;
     maintainers = [ maintainers.marcweber ];
diff --git a/pkgs/development/libraries/hotpatch/default.nix b/pkgs/development/libraries/hotpatch/default.nix
index 66be524a86ca2..7dcf09c5c5b2b 100644
--- a/pkgs/development/libraries/hotpatch/default.nix
+++ b/pkgs/development/libraries/hotpatch/default.nix
@@ -31,6 +31,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Hot patching executables on Linux using .so file injection";
+    mainProgram = "hotpatcher";
     homepage = src.meta.homepage;
     license = licenses.bsd3;
     maintainers = [ ];
diff --git a/pkgs/development/libraries/htmlcxx/default.nix b/pkgs/development/libraries/htmlcxx/default.nix
index 41e86b275fe4a..f42674e902f04 100644
--- a/pkgs/development/libraries/htmlcxx/default.nix
+++ b/pkgs/development/libraries/htmlcxx/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://htmlcxx.sourceforge.net/";
     description = "A simple non-validating css1 and html parser for C++";
+    mainProgram = "htmlcxx";
     license = licenses.lgpl2;
     platforms = platforms.all;
   };
diff --git a/pkgs/development/libraries/hyphen/default.nix b/pkgs/development/libraries/hyphen/default.nix
index ed3980f7a90d5..122834570cfa3 100644
--- a/pkgs/development/libraries/hyphen/default.nix
+++ b/pkgs/development/libraries/hyphen/default.nix
@@ -19,6 +19,7 @@ in stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A text hyphenation library";
+    mainProgram = "substrings.pl";
     homepage = "https://sourceforge.net/projects/hunspell/files/Hyphen/";
     platforms = platforms.all;
     license = with licenses; [ gpl2 lgpl21 mpl11 ];
diff --git a/pkgs/development/libraries/intel-media-sdk/default.nix b/pkgs/development/libraries/intel-media-sdk/default.nix
index b20b6782d9b06..506281a7e6e93 100644
--- a/pkgs/development/libraries/intel-media-sdk/default.nix
+++ b/pkgs/development/libraries/intel-media-sdk/default.nix
@@ -37,6 +37,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Intel Media SDK";
+    mainProgram = "mfx-tracer-config";
     license = licenses.mit;
     maintainers = with maintainers; [ midchildan ];
     platforms = [ "x86_64-linux" ];
diff --git a/pkgs/development/libraries/ip2location-c/default.nix b/pkgs/development/libraries/ip2location-c/default.nix
index 43db1ac56b09a..0e74478982f3f 100644
--- a/pkgs/development/libraries/ip2location-c/default.nix
+++ b/pkgs/development/libraries/ip2location-c/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library to look up locations of host names and IP addresses";
+    mainProgram = "ip2location";
     longDescription = ''
       A C library to find the country, region, city,coordinates,
       zip code, time zone, ISP, domain name, connection type, area code,
diff --git a/pkgs/development/libraries/isa-l/default.nix b/pkgs/development/libraries/isa-l/default.nix
index d81f1120742ae..88fcbc04d586c 100644
--- a/pkgs/development/libraries/isa-l/default.nix
+++ b/pkgs/development/libraries/isa-l/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A collection of optimised low-level functions targeting storage applications";
+    mainProgram = "igzip";
     license = licenses.bsd3;
     homepage = "https://github.com/intel/isa-l";
     maintainers = with maintainers; [ jbedo ];
diff --git a/pkgs/development/libraries/itk/generic.nix b/pkgs/development/libraries/itk/generic.nix
index 652fce4a67978..be59969aaecbe 100644
--- a/pkgs/development/libraries/itk/generic.nix
+++ b/pkgs/development/libraries/itk/generic.nix
@@ -109,6 +109,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Insight Segmentation and Registration Toolkit";
+    mainProgram = "itkTestDriver";
     homepage = "https://www.itk.org";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [viric];
diff --git a/pkgs/development/libraries/java/jflex/default.nix b/pkgs/development/libraries/java/jflex/default.nix
index 90e4d4329d5e8..3a55febff2949 100644
--- a/pkgs/development/libraries/java/jflex/default.nix
+++ b/pkgs/development/libraries/java/jflex/default.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://www.jflex.de/";
     description = "Lexical analyzer generator for Java, written in Java";
+    mainProgram = "jflex";
     license = lib.licenses.bsd3;
     platforms = lib.platforms.unix;
   };
diff --git a/pkgs/development/libraries/java/lombok/default.nix b/pkgs/development/libraries/java/lombok/default.nix
index 017f0581dc931..a2eca1ca9c234 100644
--- a/pkgs/development/libraries/java/lombok/default.nix
+++ b/pkgs/development/libraries/java/lombok/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A library that can write a lot of boilerplate for your Java project";
+    mainProgram = "lombok";
     platforms = lib.platforms.all;
     sourceProvenance = with lib.sourceTypes; [ binaryBytecode ];
     license = lib.licenses.mit;
diff --git a/pkgs/development/libraries/jbig2dec/default.nix b/pkgs/development/libraries/jbig2dec/default.nix
index af99944dae721..b5dae80b9cc26 100644
--- a/pkgs/development/libraries/jbig2dec/default.nix
+++ b/pkgs/development/libraries/jbig2dec/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://www.jbig2dec.com/";
     description = "Decoder implementation of the JBIG2 image compression format";
+    mainProgram = "jbig2dec";
     license = lib.licenses.agpl3;
     platforms = lib.platforms.unix;
   };
diff --git a/pkgs/development/libraries/jose/default.nix b/pkgs/development/libraries/jose/default.nix
index 795fb8244c85f..656b014b733d4 100644
--- a/pkgs/development/libraries/jose/default.nix
+++ b/pkgs/development/libraries/jose/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "C-language implementation of Javascript Object Signing and Encryption";
+    mainProgram = "jose";
     homepage = "https://github.com/latchset/jose";
     maintainers = with lib.maintainers; [ ];
     license = lib.licenses.asl20;
diff --git a/pkgs/development/libraries/kdb/default.nix b/pkgs/development/libraries/kdb/default.nix
index f9aa5dc369c67..d3688442f898d 100644
--- a/pkgs/development/libraries/kdb/default.nix
+++ b/pkgs/development/libraries/kdb/default.nix
@@ -42,6 +42,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "A database connectivity and creation framework for various database vendors";
+    mainProgram = "kdb3_sqlite3_dump";
     license = licenses.lgpl2;
     platforms = platforms.linux;
     maintainers = with maintainers; [ zraexy ];
diff --git a/pkgs/development/libraries/khronos-ocl-icd-loader/default.nix b/pkgs/development/libraries/khronos-ocl-icd-loader/default.nix
index 57fe21a27c7b5..330657f41fd00 100644
--- a/pkgs/development/libraries/khronos-ocl-icd-loader/default.nix
+++ b/pkgs/development/libraries/khronos-ocl-icd-loader/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Official Khronos OpenCL ICD Loader";
+    mainProgram = "cllayerinfo";
     homepage = "https://github.com/KhronosGroup/OpenCL-ICD-Loader";
     license = licenses.asl20;
     maintainers = with maintainers; [ davidtwco ];
diff --git a/pkgs/development/libraries/languagemachines/libfolia.nix b/pkgs/development/libraries/languagemachines/libfolia.nix
index 6cc5bcade2050..ec7129396540f 100644
--- a/pkgs/development/libraries/languagemachines/libfolia.nix
+++ b/pkgs/development/libraries/languagemachines/libfolia.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "A C++ API for FoLiA documents; an XML-based linguistic annotation format.";
+    mainProgram = "folialint";
     homepage    = "https://proycon.github.io/folia/";
     license     = licenses.gpl3;
     platforms   = platforms.all;
diff --git a/pkgs/development/libraries/languagemachines/timbl.nix b/pkgs/development/libraries/languagemachines/timbl.nix
index 1585798170b33..e1884e56132d4 100644
--- a/pkgs/development/libraries/languagemachines/timbl.nix
+++ b/pkgs/development/libraries/languagemachines/timbl.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "TiMBL implements several memory-based learning algorithms";
+    mainProgram = "timbl";
     homepage    = "https://github.com/LanguageMachines/timbl/";
     license     = licenses.gpl3;
     platforms   = platforms.all;
diff --git a/pkgs/development/libraries/languagemachines/ucto.nix b/pkgs/development/libraries/languagemachines/ucto.nix
index f707d9fb8b6eb..6a3e31bcd5536 100644
--- a/pkgs/development/libraries/languagemachines/ucto.nix
+++ b/pkgs/development/libraries/languagemachines/ucto.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "A rule-based tokenizer for natural language";
+    mainProgram = "ucto";
     homepage    = "https://languagemachines.github.io/ucto/";
     license     = licenses.gpl3;
     platforms   = platforms.all;
diff --git a/pkgs/development/libraries/lasem/default.nix b/pkgs/development/libraries/lasem/default.nix
index 9c49429ece458..80a5fc0e24d02 100644
--- a/pkgs/development/libraries/lasem/default.nix
+++ b/pkgs/development/libraries/lasem/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "SVG and MathML rendering library";
+    mainProgram = "lasem-render-0.4";
 
     homepage = "https://wiki.gnome.org/Projects/Lasem";
     license = lib.licenses.gpl2Plus;
diff --git a/pkgs/development/libraries/libaacs/default.nix b/pkgs/development/libraries/libaacs/default.nix
index a270051f48aba..c0d3b91885e65 100644
--- a/pkgs/development/libraries/libaacs/default.nix
+++ b/pkgs/development/libraries/libaacs/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.videolan.org/developers/libaacs.html";
     description = "Library to access AACS protected Blu-Ray disks";
+    mainProgram = "aacs_info";
     license = licenses.lgpl21;
     maintainers = with maintainers; [ abbradar ];
     platforms = with platforms; linux;
diff --git a/pkgs/development/libraries/libadwaita/default.nix b/pkgs/development/libraries/libadwaita/default.nix
index ad11285ab3484..65c9c0182242b 100644
--- a/pkgs/development/libraries/libadwaita/default.nix
+++ b/pkgs/development/libraries/libadwaita/default.nix
@@ -117,6 +117,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = with lib; {
     changelog = "https://gitlab.gnome.org/GNOME/libadwaita/-/blob/${finalAttrs.src.rev}/NEWS";
     description = "Library to help with developing UI for mobile devices using GTK/GNOME";
+    mainProgram = "adwaita-1-demo";
     homepage = "https://gitlab.gnome.org/GNOME/libadwaita";
     license = licenses.lgpl21Plus;
     maintainers = teams.gnome.members ++ (with maintainers; [ dotlambda ]);
diff --git a/pkgs/development/libraries/libagar/libagar_test.nix b/pkgs/development/libraries/libagar/libagar_test.nix
index c54a7957f436a..e365479f90a52 100644
--- a/pkgs/development/libraries/libagar/libagar_test.nix
+++ b/pkgs/development/libraries/libagar/libagar_test.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation {
   meta = with lib; {
     broken = (stdenv.isLinux && stdenv.isAarch64);
     description = "Tests for libagar";
+    mainProgram = "agartest";
     homepage = "http://libagar.org/index.html";
     license = with licenses; bsd3;
     maintainers = with maintainers; [ ramkromberg ];
diff --git a/pkgs/development/libraries/libarchive-qt/default.nix b/pkgs/development/libraries/libarchive-qt/default.nix
index 14608b9f970d6..77f498967ecc9 100644
--- a/pkgs/development/libraries/libarchive-qt/default.nix
+++ b/pkgs/development/libraries/libarchive-qt/default.nix
@@ -26,6 +26,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "A Qt based archiving solution with libarchive backend";
+    mainProgram = "archiver";
     homepage = "https://gitlab.com/marcusbritanicus/libarchive-qt";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ dan4ik605743 ];
diff --git a/pkgs/development/libraries/libassuan/default.nix b/pkgs/development/libraries/libassuan/default.nix
index 60c13040ae5eb..fd46bc678a369 100644
--- a/pkgs/development/libraries/libassuan/default.nix
+++ b/pkgs/development/libraries/libassuan/default.nix
@@ -29,6 +29,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "IPC library used by GnuPG and related software";
+    mainProgram = "libassuan-config";
     longDescription = ''
       Libassuan is a small library implementing the so-called Assuan
       protocol.  This protocol is used for IPC between most newer
diff --git a/pkgs/development/libraries/libast/default.nix b/pkgs/development/libraries/libast/default.nix
index f4dae188f31cf..49db79aaf9785 100644
--- a/pkgs/development/libraries/libast/default.nix
+++ b/pkgs/development/libraries/libast/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     inherit (src.meta) homepage;
     description = "Library of Assorted Spiffy Things";
+    mainProgram = "libast-config";
     license = licenses.bsd2;
     maintainers = [ maintainers.AndersonTorres ];
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/libbytesize/default.nix b/pkgs/development/libraries/libbytesize/default.nix
index 6604bb3222948..08fc569312501 100644
--- a/pkgs/development/libraries/libbytesize/default.nix
+++ b/pkgs/development/libraries/libbytesize/default.nix
@@ -49,6 +49,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = {
     homepage = "https://github.com/storaged-project/libbytesize";
     description = "A tiny library providing a C 'class' for working with arbitrary big sizes in bytes";
+    mainProgram = "bscalc";
     license = lib.licenses.lgpl2Plus;
     maintainers = with lib.maintainers; [ AndersonTorres ];
     platforms = lib.platforms.linux;
diff --git a/pkgs/development/libraries/libcanberra/default.nix b/pkgs/development/libraries/libcanberra/default.nix
index cda60e4d215fb..684c6d9d242ed 100644
--- a/pkgs/development/libraries/libcanberra/default.nix
+++ b/pkgs/development/libraries/libcanberra/default.nix
@@ -60,6 +60,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "An implementation of the XDG Sound Theme and Name Specifications";
+    mainProgram = "canberra-gtk-play";
     longDescription = ''
       libcanberra is an implementation of the XDG Sound Theme and Name
       Specifications, for generating event sounds on free desktops
diff --git a/pkgs/development/libraries/libcdaudio/default.nix b/pkgs/development/libraries/libcdaudio/default.nix
index 134f9d7f8f33d..fa873672dbcfa 100644
--- a/pkgs/development/libraries/libcdaudio/default.nix
+++ b/pkgs/development/libraries/libcdaudio/default.nix
@@ -11,6 +11,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A portable library for controlling audio CDs";
+    mainProgram = "libcdaudio-config";
     homepage = "https://libcdaudio.sourceforge.net";
     platforms = lib.platforms.linux;
     license = lib.licenses.lgpl2;
diff --git a/pkgs/development/libraries/libchardet/default.nix b/pkgs/development/libraries/libchardet/default.nix
index 47ce911a69515..a362e8ab2bb71 100644
--- a/pkgs/development/libraries/libchardet/default.nix
+++ b/pkgs/development/libraries/libchardet/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Mozilla's Universal Charset Detector C/C++ API";
+    mainProgram = "chardet-config";
     homepage = "ftp://ftp.oops.org/pub/oops/libchardet/index.html";
     license = licenses.mpl11;
     maintainers = [ maintainers.abbradar ];
diff --git a/pkgs/development/libraries/libcork/default.nix b/pkgs/development/libraries/libcork/default.nix
index 305ba24e280ef..87a068c24d1a9 100644
--- a/pkgs/development/libraries/libcork/default.nix
+++ b/pkgs/development/libraries/libcork/default.nix
@@ -44,6 +44,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/dcreager/libcork";
     description = "A simple, easily embeddable cross-platform C library";
+    mainProgram = "cork-hash";
     license = licenses.bsd3;
     platforms = platforms.unix;
     maintainers = with maintainers; [ lovesegfault ];
diff --git a/pkgs/development/libraries/libcredis/default.nix b/pkgs/development/libraries/libcredis/default.nix
index e0224d865d559..3515bce2da207 100644
--- a/pkgs/development/libraries/libcredis/default.nix
+++ b/pkgs/development/libraries/libcredis/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "C client library for Redis (key-value database)";
+    mainProgram = "credis-test";
     homepage = "https://code.google.com/archive/p/credis/";
     license = licenses.bsd3; # from homepage
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/libcryptui/default.nix b/pkgs/development/libraries/libcryptui/default.nix
index 89b7dfa664442..c0537e7e367b0 100644
--- a/pkgs/development/libraries/libcryptui/default.nix
+++ b/pkgs/development/libraries/libcryptui/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Interface components for OpenPGP";
+    mainProgram = "seahorse-daemon";
     homepage = "https://gitlab.gnome.org/GNOME/libcryptui";
     license = licenses.lgpl21Plus;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/libctl/default.nix b/pkgs/development/libraries/libctl/default.nix
index d7fed2415df0f..6969f6166beb8 100644
--- a/pkgs/development/libraries/libctl/default.nix
+++ b/pkgs/development/libraries/libctl/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Guile-based library for supporting flexible control files in scientific simulations";
+    mainProgram = "gen-ctl-io";
     homepage = "https://github.com/NanoComp/libctl";
     license = licenses.gpl2Only;
     maintainers = with maintainers; [ carpinchomug ];
diff --git a/pkgs/development/libraries/libdazzle/default.nix b/pkgs/development/libraries/libdazzle/default.nix
index ec616b4a5fab4..38ba2e3b36156 100644
--- a/pkgs/development/libraries/libdazzle/default.nix
+++ b/pkgs/development/libraries/libdazzle/default.nix
@@ -73,6 +73,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A library to delight your users with fancy features";
+    mainProgram = "dazzle-list-counters";
     longDescription = ''
       The libdazzle library is a companion library to GObject and GTK. It
       provides various features that we wish were in the underlying library but
diff --git a/pkgs/development/libraries/libde265/default.nix b/pkgs/development/libraries/libde265/default.nix
index 6259fa5b48393..e4dfba60fe999 100644
--- a/pkgs/development/libraries/libde265/default.nix
+++ b/pkgs/development/libraries/libde265/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation (finalAttrs: rec {
   meta = {
     homepage = "https://github.com/strukturag/libde265";
     description = "Open h.265 video codec implementation";
+    mainProgram = "dec265";
     license = lib.licenses.lgpl3;
     platforms = lib.platforms.unix;
     maintainers = with lib.maintainers; [ gebner ];
diff --git a/pkgs/development/libraries/libdevil/default.nix b/pkgs/development/libraries/libdevil/default.nix
index 0cba50c3a9243..36bd2f9ef12f1 100644
--- a/pkgs/development/libraries/libdevil/default.nix
+++ b/pkgs/development/libraries/libdevil/default.nix
@@ -69,6 +69,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = with lib; {
     homepage = "https://openil.sourceforge.net/";
     description = "An image library which can can load, save, convert, manipulate, filter and display a wide variety of image formats";
+    mainProgram = "ilur";
     license = licenses.lgpl2;
     pkgConfigModules = [ "IL" ];
     platforms = platforms.mesaPlatforms;
diff --git a/pkgs/development/libraries/libdigidocpp/default.nix b/pkgs/development/libraries/libdigidocpp/default.nix
index 49c3713bbe0e0..90a169df77348 100644
--- a/pkgs/development/libraries/libdigidocpp/default.nix
+++ b/pkgs/development/libraries/libdigidocpp/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library for creating DigiDoc signature files";
+    mainProgram = "digidoc-tool";
     homepage = "https://www.id.ee/";
     license = licenses.lgpl21Plus;
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/libdisplay-info/default.nix b/pkgs/development/libraries/libdisplay-info/default.nix
index 783ee4ad483da..20376ba6a4b3b 100644
--- a/pkgs/development/libraries/libdisplay-info/default.nix
+++ b/pkgs/development/libraries/libdisplay-info/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "EDID and DisplayID library";
+    mainProgram = "di-edid-decode";
     homepage = "https://gitlab.freedesktop.org/emersion/libdisplay-info";
     license = licenses.mit;
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/libdivecomputer/default.nix b/pkgs/development/libraries/libdivecomputer/default.nix
index 8e37bd773cb3c..f79e3dc717a58 100644
--- a/pkgs/development/libraries/libdivecomputer/default.nix
+++ b/pkgs/development/libraries/libdivecomputer/default.nix
@@ -14,6 +14,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://www.libdivecomputer.org";
     description = "A cross-platform and open source library for communication with dive computers from various manufacturers";
+    mainProgram = "dctool";
     maintainers = [ maintainers.mguentner ];
     license = licenses.lgpl21;
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/libdvdnav/4.2.1.nix b/pkgs/development/libraries/libdvdnav/4.2.1.nix
index 0285ff22fe2f9..5567d7c39c286 100644
--- a/pkgs/development/libraries/libdvdnav/4.2.1.nix
+++ b/pkgs/development/libraries/libdvdnav/4.2.1.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://dvdnav.mplayerhq.hu/";
     description = "A library that implements DVD navigation features such as DVD menus";
+    mainProgram = "dvdnav-config";
     license = lib.licenses.gpl2;
     maintainers = [ lib.maintainers.wmertens ];
     platforms = lib.platforms.linux;
diff --git a/pkgs/development/libraries/libei/default.nix b/pkgs/development/libraries/libei/default.nix
index 09eb921d6ecf4..5ce8738790645 100644
--- a/pkgs/development/libraries/libei/default.nix
+++ b/pkgs/development/libraries/libei/default.nix
@@ -60,6 +60,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library for Emulated Input";
+    mainProgram = "ei-debug-events";
     homepage = "https://gitlab.freedesktop.org/libinput/libei";
     license = licenses.mit;
     maintainers = [ maintainers.pedrohlc ];
diff --git a/pkgs/development/libraries/libemf2svg/default.nix b/pkgs/development/libraries/libemf2svg/default.nix
index 4bb7caa026157..351d9345f3f78 100644
--- a/pkgs/development/libraries/libemf2svg/default.nix
+++ b/pkgs/development/libraries/libemf2svg/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Microsoft EMF to SVG conversion library";
+    mainProgram = "emf2svg-conv";
     homepage = "https://github.com/kakwa/libemf2svg";
     maintainers = with maintainers; [ erdnaxe ];
     license = licenses.gpl2Only;
diff --git a/pkgs/development/libraries/libevent/default.nix b/pkgs/development/libraries/libevent/default.nix
index 782d86f1f5819..ff9784064432e 100644
--- a/pkgs/development/libraries/libevent/default.nix
+++ b/pkgs/development/libraries/libevent/default.nix
@@ -54,6 +54,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Event notification library";
+    mainProgram = "event_rpcgen.py";
     longDescription = ''
       The libevent API provides a mechanism to execute a callback function
       when a specific event occurs on a file descriptor or after a timeout
diff --git a/pkgs/development/libraries/libextractor/default.nix b/pkgs/development/libraries/libextractor/default.nix
index 272cd3d9aa3ef..d8e8d6101c136 100644
--- a/pkgs/development/libraries/libextractor/default.nix
+++ b/pkgs/development/libraries/libextractor/default.nix
@@ -75,6 +75,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Simple library for keyword extraction";
+    mainProgram = "extract";
 
     longDescription =
       '' GNU libextractor is a library used to extract meta-data from files
diff --git a/pkgs/development/libraries/libgit2/default.nix b/pkgs/development/libraries/libgit2/default.nix
index a554f0dd45b7e..7e70b65423a96 100644
--- a/pkgs/development/libraries/libgit2/default.nix
+++ b/pkgs/development/libraries/libgit2/default.nix
@@ -74,6 +74,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Linkable library implementation of Git that you can use in your application";
+    mainProgram = "git2";
     homepage = "https://libgit2.org/";
     license = licenses.gpl2Plus;
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/libgnomekbd/default.nix b/pkgs/development/libraries/libgnomekbd/default.nix
index 251f86b057893..fc9924b508342 100644
--- a/pkgs/development/libraries/libgnomekbd/default.nix
+++ b/pkgs/development/libraries/libgnomekbd/default.nix
@@ -53,6 +53,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Keyboard management library";
+    mainProgram = "gkbd-keyboard-display";
     maintainers = teams.gnome.members;
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/libgpg-error/default.nix b/pkgs/development/libraries/libgpg-error/default.nix
index fa3dc1b95b09f..95ce5c27a52e6 100644
--- a/pkgs/development/libraries/libgpg-error/default.nix
+++ b/pkgs/development/libraries/libgpg-error/default.nix
@@ -64,6 +64,7 @@ in stdenv.mkDerivation (rec {
     homepage = "https://www.gnupg.org/software/libgpg-error/index.html";
     changelog = "https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgpg-error.git;a=blob;f=NEWS;hb=refs/tags/libgpg-error-${version}";
     description = "A small library that defines common error values for all GnuPG components";
+    mainProgram = "gen-posix-lock-obj";
 
     longDescription = ''
       Libgpg-error is a small library that defines common error values
diff --git a/pkgs/development/libraries/libgpod/default.nix b/pkgs/development/libraries/libgpod/default.nix
index a34b108a0a5ae..2de6d8dd4d2c6 100644
--- a/pkgs/development/libraries/libgpod/default.nix
+++ b/pkgs/development/libraries/libgpod/default.nix
@@ -71,6 +71,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://sourceforge.net/projects/gtkpod/";
     description = "Library used by gtkpod to access the contents of an ipod";
+    mainProgram = "ipod-read-sysinfo-extended";
     license = licenses.lgpl21Plus;
     platforms = platforms.linux;
     maintainers = [ ];
diff --git a/pkgs/development/libraries/libhandy/0.x.nix b/pkgs/development/libraries/libhandy/0.x.nix
index a6945508e593f..1ae6c72afc3e1 100644
--- a/pkgs/development/libraries/libhandy/0.x.nix
+++ b/pkgs/development/libraries/libhandy/0.x.nix
@@ -45,6 +45,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A library full of GTK widgets for mobile phones";
+    mainProgram = "handy-0.0-demo";
     homepage = "https://source.puri.sm/Librem5/libhandy";
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/libraries/libhandy/default.nix b/pkgs/development/libraries/libhandy/default.nix
index 7507f40b604f0..28e698e2a83f8 100644
--- a/pkgs/development/libraries/libhandy/default.nix
+++ b/pkgs/development/libraries/libhandy/default.nix
@@ -132,6 +132,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     changelog = "https://gitlab.gnome.org/GNOME/libhandy/-/tags/${version}";
     description = "Building blocks for modern adaptive GNOME apps";
+    mainProgram = "handy-1-demo";
     homepage = "https://gitlab.gnome.org/GNOME/libhandy";
     license = licenses.lgpl21Plus;
     maintainers = teams.gnome.members;
diff --git a/pkgs/development/libraries/libhangul/default.nix b/pkgs/development/libraries/libhangul/default.nix
index 295ed9bf30549..2ff18376a4610 100644
--- a/pkgs/development/libraries/libhangul/default.nix
+++ b/pkgs/development/libraries/libhangul/default.nix
@@ -11,6 +11,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Core algorithm library for Korean input routines";
+    mainProgram = "hangul";
     homepage = "https://github.com/choehwanjin/libhangul";
     license = licenses.lgpl21;
     maintainers = [ maintainers.ianwookim ];
diff --git a/pkgs/development/libraries/libhdhomerun/default.nix b/pkgs/development/libraries/libhdhomerun/default.nix
index 558e6d6fa894e..427ad20eca32b 100644
--- a/pkgs/development/libraries/libhdhomerun/default.nix
+++ b/pkgs/development/libraries/libhdhomerun/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Implements the libhdhomerun protocol for use with Silicondust HDHomeRun TV tuners";
+    mainProgram = "hdhomerun_config";
     homepage = "https://www.silicondust.com/support/linux";
     license = licenses.lgpl21Only;
     maintainers = with maintainers; [ sielicki titanous ];
diff --git a/pkgs/development/libraries/libhsts/default.nix b/pkgs/development/libraries/libhsts/default.nix
index 2150bbd24bfbf..967ffe5631726 100644
--- a/pkgs/development/libraries/libhsts/default.nix
+++ b/pkgs/development/libraries/libhsts/default.nix
@@ -33,6 +33,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library to easily check a domain against the Chromium HSTS Preload list";
+    mainProgram = "hsts";
     homepage = "https://gitlab.com/rockdaboot/libhsts";
     license = with licenses; [ mit bsd3 ];
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/libraries/libieee1284/default.nix b/pkgs/development/libraries/libieee1284/default.nix
index a2cbd6e4096f7..4b5bef5c32a6d 100644
--- a/pkgs/development/libraries/libieee1284/default.nix
+++ b/pkgs/development/libraries/libieee1284/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Parallel port communication library";
+    mainProgram = "libieee1284_test";
     homepage = "http://cyberelk.net/tim/software/libieee1284/";
     license = licenses.gpl2Plus;
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/libinfinity/default.nix b/pkgs/development/libraries/libinfinity/default.nix
index f9963ce3e636f..c4285220af3d9 100644
--- a/pkgs/development/libraries/libinfinity/default.nix
+++ b/pkgs/development/libraries/libinfinity/default.nix
@@ -43,6 +43,7 @@ let
     meta = {
       homepage = "https://gobby.github.io/";
       description = "An implementation of the Infinote protocol written in GObject-based C";
+      mainProgram = "infinoted-0.7";
       license = lib.licenses.lgpl2Plus;
       maintainers = [ ];
       platforms = with lib.platforms; linux ++ darwin;
diff --git a/pkgs/development/libraries/libinput/default.nix b/pkgs/development/libraries/libinput/default.nix
index 2a1c2f8b45a9b..f0005969bbcfc 100644
--- a/pkgs/development/libraries/libinput/default.nix
+++ b/pkgs/development/libraries/libinput/default.nix
@@ -128,6 +128,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Handles input devices in Wayland compositors and provides a generic X.Org input driver";
+    mainProgram = "libinput";
     homepage = "https://www.freedesktop.org/wiki/Software/libinput/";
     license = licenses.mit;
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/libipfix/default.nix b/pkgs/development/libraries/libipfix/default.nix
index e62c456dd4aba..96fd190e15bbb 100644
--- a/pkgs/development/libraries/libipfix/default.nix
+++ b/pkgs/development/libraries/libipfix/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation {
   meta = with lib; {
     homepage = "https://libipfix.sourceforge.net/";
     description = "The libipfix C-library implements the IPFIX protocol defined by the IP Flow Information Export working group of the IETF";
+    mainProgram = "ipfix_collector";
     license = licenses.lgpl3;
     platforms = platforms.linux;
     maintainers = with maintainers; [ lewo ];
diff --git a/pkgs/development/libraries/libiptcdata/default.nix b/pkgs/development/libraries/libiptcdata/default.nix
index 6bf670a403825..f6f918c1d5227 100644
--- a/pkgs/development/libraries/libiptcdata/default.nix
+++ b/pkgs/development/libraries/libiptcdata/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library for reading and writing the IPTC metadata in images and other files";
+    mainProgram = "iptc";
     homepage = "https://github.com/ianw/libiptcdata";
     license = licenses.gpl2Plus;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/libixp/default.nix b/pkgs/development/libraries/libixp/default.nix
index f6ad6d01b08f2..7d235d7a7649d 100644
--- a/pkgs/development/libraries/libixp/default.nix
+++ b/pkgs/development/libraries/libixp/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://github.com/0intro/libixp";
     description = "Portable, simple C-language 9P client and server library";
+    mainProgram = "ixpc";
     maintainers = with lib.maintainers; [ kovirobi ];
     license = lib.licenses.mit;
     platforms = with lib.platforms; unix;
diff --git a/pkgs/development/libraries/libjcat/default.nix b/pkgs/development/libraries/libjcat/default.nix
index 6d9481d1da2d0..33fb21237e411 100644
--- a/pkgs/development/libraries/libjcat/default.nix
+++ b/pkgs/development/libraries/libjcat/default.nix
@@ -70,6 +70,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library for reading and writing Jcat files";
+    mainProgram = "jcat-tool";
     homepage = "https://github.com/hughsie/libjcat";
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/libraries/libjson-rpc-cpp/default.nix b/pkgs/development/libraries/libjson-rpc-cpp/default.nix
index 8e80b9bd84059..4e97ff2f4d5d5 100644
--- a/pkgs/development/libraries/libjson-rpc-cpp/default.nix
+++ b/pkgs/development/libraries/libjson-rpc-cpp/default.nix
@@ -94,6 +94,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "C++ framework for json-rpc (json remote procedure call)";
+    mainProgram = "jsonrpcstub";
     homepage = "https://github.com/cinemast/libjson-rpc-cpp";
     license = licenses.mit;
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/libksba/default.nix b/pkgs/development/libraries/libksba/default.nix
index 8f22ede81669d..b1314114a0c95 100644
--- a/pkgs/development/libraries/libksba/default.nix
+++ b/pkgs/development/libraries/libksba/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.gnupg.org";
     description = "CMS and X.509 access library";
+    mainProgram = "ksba-config";
     platforms = platforms.all;
     maintainers = with maintainers; [ ];
     license = licenses.lgpl3;
diff --git a/pkgs/development/libraries/liblockfile/default.nix b/pkgs/development/libraries/liblockfile/default.nix
index 003991c80dde8..17fc086704ec1 100644
--- a/pkgs/development/libraries/liblockfile/default.nix
+++ b/pkgs/development/libraries/liblockfile/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Shared library with NFS-safe locking functions";
+    mainProgram = "dotlockfile";
     homepage = "http://packages.debian.org/unstable/libs/liblockfile1";
     license = lib.licenses.gpl2Plus;
 
diff --git a/pkgs/development/libraries/liblogging/default.nix b/pkgs/development/libraries/liblogging/default.nix
index 2623e65f68b05..50b850b886a5e 100644
--- a/pkgs/development/libraries/liblogging/default.nix
+++ b/pkgs/development/libraries/liblogging/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://www.liblogging.org/";
     description = "Lightweight signal-safe logging library";
+    mainProgram = "stdlogctl";
     license = licenses.bsd2;
     platforms = platforms.all;
   };
diff --git a/pkgs/development/libraries/libmanette/default.nix b/pkgs/development/libraries/libmanette/default.nix
index e5bbf9a39cb9d..ee8891d051f0c 100644
--- a/pkgs/development/libraries/libmanette/default.nix
+++ b/pkgs/development/libraries/libmanette/default.nix
@@ -68,6 +68,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A simple GObject game controller library";
+    mainProgram = "manette-test";
     homepage = "https://gnome.pages.gitlab.gnome.org/libmanette/";
     license = licenses.lgpl21Plus;
     maintainers = teams.gnome.members;
diff --git a/pkgs/development/libraries/libmcrypt/default.nix b/pkgs/development/libraries/libmcrypt/default.nix
index 668389091c012..672ba730be12b 100644
--- a/pkgs/development/libraries/libmcrypt/default.nix
+++ b/pkgs/development/libraries/libmcrypt/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Replacement for the old crypt() package and crypt(1) command, with extensions";
+    mainProgram = "libmcrypt-config";
     homepage = "https://mcrypt.sourceforge.net";
     license = "GPL";
     platforms = lib.platforms.all;
diff --git a/pkgs/development/libraries/libmikmod/default.nix b/pkgs/development/libraries/libmikmod/default.nix
index 29f64116b7a81..90b548bef73ab 100644
--- a/pkgs/development/libraries/libmikmod/default.nix
+++ b/pkgs/development/libraries/libmikmod/default.nix
@@ -28,6 +28,7 @@ in stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A library for playing tracker music module files";
+    mainProgram = "libmikmod-config";
     homepage    = "https://mikmod.shlomifish.org/";
     license     = licenses.lgpl2Plus;
     maintainers = with maintainers; [ astsmtl lovek323 ];
diff --git a/pkgs/development/libraries/libmodulemd/default.nix b/pkgs/development/libraries/libmodulemd/default.nix
index 7f21e52a037c5..ce16753cf5405 100644
--- a/pkgs/development/libraries/libmodulemd/default.nix
+++ b/pkgs/development/libraries/libmodulemd/default.nix
@@ -65,6 +65,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "C Library for manipulating module metadata files";
+    mainProgram = "modulemd-validator";
     homepage = "https://github.com/fedora-modularity/libmodulemd";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/libraries/libmx/default.nix b/pkgs/development/libraries/libmx/default.nix
index 52d92840a3461..c6bbde6940b13 100644
--- a/pkgs/development/libraries/libmx/default.nix
+++ b/pkgs/development/libraries/libmx/default.nix
@@ -49,6 +49,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://www.clutter-project.org/";
     description = "A Clutter-based toolkit";
+    mainProgram = "mx-create-image-cache";
     longDescription =
       ''Mx is a widget toolkit using Clutter that provides a set of standard
         interface elements, including buttons, progress bars, scroll bars and
diff --git a/pkgs/development/libraries/libnatspec/default.nix b/pkgs/development/libraries/libnatspec/default.nix
index 360aba08e709b..4124422c85bdc 100644
--- a/pkgs/development/libraries/libnatspec/default.nix
+++ b/pkgs/development/libraries/libnatspec/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://natspec.sourceforge.net/";
     description = "A library intended to smooth national specificities in using of programs";
+    mainProgram = "natspec";
     platforms = platforms.unix;
     license = licenses.lgpl21;
   };
diff --git a/pkgs/development/libraries/libndp/default.nix b/pkgs/development/libraries/libndp/default.nix
index 6109c48b036e0..b04b22da12369 100644
--- a/pkgs/development/libraries/libndp/default.nix
+++ b/pkgs/development/libraries/libndp/default.nix
@@ -14,6 +14,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://libndp.org/";
     description = "Library for Neighbor Discovery Protocol";
+    mainProgram = "ndptool";
     platforms = platforms.linux;
     maintainers = [ ];
     license = licenses.lgpl21;
diff --git a/pkgs/development/libraries/libnet/default.nix b/pkgs/development/libraries/libnet/default.nix
index b835844491fb6..c8f38387111f8 100644
--- a/pkgs/development/libraries/libnet/default.nix
+++ b/pkgs/development/libraries/libnet/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/sam-github/libnet";
     description = "Portable framework for low-level network packet construction";
+    mainProgram = "libnet-config";
     license = licenses.bsd3;
     platforms = platforms.unix;
   };
diff --git a/pkgs/development/libraries/libngspice/default.nix b/pkgs/development/libraries/libngspice/default.nix
index 840ff2177d850..6da456b26ed66 100644
--- a/pkgs/development/libraries/libngspice/default.nix
+++ b/pkgs/development/libraries/libngspice/default.nix
@@ -41,6 +41,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "The Next Generation Spice (Electronic Circuit Simulator)";
+    mainProgram = "ngspice";
     homepage = "http://ngspice.sourceforge.net";
     license = with licenses; [ bsd3 gpl2Plus lgpl2Plus ]; # See https://sourceforge.net/p/ngspice/ngspice/ci/master/tree/COPYING
     maintainers = with maintainers; [ bgamari rongcuid ];
diff --git a/pkgs/development/libraries/liboil/default.nix b/pkgs/development/libraries/liboil/default.nix
index 4291b3668039a..7a28ac119c345 100644
--- a/pkgs/development/libraries/liboil/default.nix
+++ b/pkgs/development/libraries/liboil/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A library of simple functions that are optimized for various CPUs";
+    mainProgram = "oil-bugreport";
     homepage    = "https://liboil.freedesktop.org";
     license     = licenses.bsd2;
     maintainers = with maintainers; [ lovek323 ];
diff --git a/pkgs/development/libraries/libomxil-bellagio/default.nix b/pkgs/development/libraries/libomxil-bellagio/default.nix
index 4f129dc137812..027c0b8f499d1 100644
--- a/pkgs/development/libraries/libomxil-bellagio/default.nix
+++ b/pkgs/development/libraries/libomxil-bellagio/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://omxil.sourceforge.net/";
     description = "An opensource implementation of the Khronos OpenMAX Integration Layer API to access multimedia components";
+    mainProgram = "omxregister-bellagio";
     license = licenses.lgpl21Plus;
     platforms = platforms.linux;
   };
diff --git a/pkgs/development/libraries/libopenshot-audio/default.nix b/pkgs/development/libraries/libopenshot-audio/default.nix
index e546dc7a57862..bbec90a4055ae 100644
--- a/pkgs/development/libraries/libopenshot-audio/default.nix
+++ b/pkgs/development/libraries/libopenshot-audio/default.nix
@@ -65,6 +65,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = {
     homepage = "http://openshot.org/";
     description = "High-quality sound editing library";
+    mainProgram = "openshot-audio-demo";
     longDescription = ''
       OpenShot Audio Library (libopenshot-audio) is a program that allows the
       high-quality editing and playback of audio, and is based on the amazing
diff --git a/pkgs/development/libraries/libpanel/default.nix b/pkgs/development/libraries/libpanel/default.nix
index a4f8e71eba2ef..05b863ad20114 100644
--- a/pkgs/development/libraries/libpanel/default.nix
+++ b/pkgs/development/libraries/libpanel/default.nix
@@ -57,6 +57,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Dock/panel library for GTK 4";
+    mainProgram = "libpanel-example";
     homepage = "https://gitlab.gnome.org/GNOME/libpanel";
     license = licenses.lgpl3Plus;
     maintainers = teams.gnome.members;
diff --git a/pkgs/development/libraries/libpcap/default.nix b/pkgs/development/libraries/libpcap/default.nix
index d1ea44b6ac2fb..7256e49226057 100644
--- a/pkgs/development/libraries/libpcap/default.nix
+++ b/pkgs/development/libraries/libpcap/default.nix
@@ -63,6 +63,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.tcpdump.org";
     description = "Packet Capture Library";
+    mainProgram = "pcap-config";
     platforms = platforms.unix;
     maintainers = with maintainers; [ fpletz ];
     license = licenses.bsd3;
diff --git a/pkgs/development/libraries/libpeas/default.nix b/pkgs/development/libraries/libpeas/default.nix
index f0b6023117d95..f9d8be93c66c8 100644
--- a/pkgs/development/libraries/libpeas/default.nix
+++ b/pkgs/development/libraries/libpeas/default.nix
@@ -83,6 +83,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A GObject-based plugins engine";
+    mainProgram = "peas-demo";
     homepage = "https://wiki.gnome.org/Projects/Libpeas";
     license = licenses.gpl2Plus;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/libproxy/default.nix b/pkgs/development/libraries/libproxy/default.nix
index 5c7a316250232..076e4c33b964d 100644
--- a/pkgs/development/libraries/libproxy/default.nix
+++ b/pkgs/development/libraries/libproxy/default.nix
@@ -78,5 +78,6 @@ stdenv.mkDerivation rec {
     license = licenses.lgpl21;
     homepage = "https://libproxy.github.io/libproxy/";
     description = "A library that provides automatic proxy configuration management";
+    mainProgram = "proxy";
   };
 }
diff --git a/pkgs/development/libraries/librdf/raptor2.nix b/pkgs/development/libraries/librdf/raptor2.nix
index 4503a0cc43ed5..b9d5252215cc6 100644
--- a/pkgs/development/libraries/librdf/raptor2.nix
+++ b/pkgs/development/libraries/librdf/raptor2.nix
@@ -49,6 +49,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "The RDF Parser Toolkit";
+    mainProgram = "rapper";
     homepage = "https://librdf.org/raptor";
     license = with lib.licenses; [ lgpl21 asl20 ];
     maintainers = with lib.maintainers; [ marcweber ];
diff --git a/pkgs/development/libraries/libs3/default.nix b/pkgs/development/libraries/libs3/default.nix
index b9f9278fad8cf..4bea630c1b278 100644
--- a/pkgs/development/libraries/libs3/default.nix
+++ b/pkgs/development/libraries/libs3/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation {
   meta = with lib; {
     homepage = "https://github.com/bji/libs3";
     description = "A library for interfacing with amazon s3";
+    mainProgram = "s3";
     license = licenses.lgpl3Plus;
     platforms = platforms.linux;
   };
diff --git a/pkgs/development/libraries/libsamplerate/default.nix b/pkgs/development/libraries/libsamplerate/default.nix
index 5f0863bc49c8a..198bc73628261 100644
--- a/pkgs/development/libraries/libsamplerate/default.nix
+++ b/pkgs/development/libraries/libsamplerate/default.nix
@@ -30,6 +30,7 @@ in stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Sample Rate Converter for audio";
+    mainProgram = "sndfile-resample";
     homepage    = "http://www.mega-nerd.com/SRC/index.html";
     license     = licenses.bsd2;
     maintainers = with maintainers; [ lovek323 ];
diff --git a/pkgs/development/libraries/libsearpc/default.nix b/pkgs/development/libraries/libsearpc/default.nix
index 9ae8d87f8872f..6d4675717f0d2 100644
--- a/pkgs/development/libraries/libsearpc/default.nix
+++ b/pkgs/development/libraries/libsearpc/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/haiwen/libsearpc";
     description = "A simple and easy-to-use C language RPC framework based on GObject System";
+    mainProgram = "searpc-codegen.py";
     license = licenses.lgpl3;
     platforms = platforms.linux;
     maintainers = with maintainers; [ greizgh ];
diff --git a/pkgs/development/libraries/libseccomp/default.nix b/pkgs/development/libraries/libseccomp/default.nix
index e5a8f42940e0a..19ba1f2b8911b 100644
--- a/pkgs/development/libraries/libseccomp/default.nix
+++ b/pkgs/development/libraries/libseccomp/default.nix
@@ -37,6 +37,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "High level library for the Linux Kernel seccomp filter";
+    mainProgram = "scmp_sys_resolver";
     homepage = "https://github.com/seccomp/libseccomp";
     license = licenses.lgpl21Only;
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/libshumate/default.nix b/pkgs/development/libraries/libshumate/default.nix
index 9639ac34a01b7..6306fd2a55487 100644
--- a/pkgs/development/libraries/libshumate/default.nix
+++ b/pkgs/development/libraries/libshumate/default.nix
@@ -89,6 +89,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "GTK toolkit providing widgets for embedded maps";
+    mainProgram = "shumate-demo";
     homepage = "https://gitlab.gnome.org/GNOME/libshumate";
     license = licenses.lgpl21Plus;
     maintainers = teams.gnome.members;
diff --git a/pkgs/development/libraries/libskk/default.nix b/pkgs/development/libraries/libskk/default.nix
index c4b36704cb97f..2f6e98e7dd0a0 100644
--- a/pkgs/development/libraries/libskk/default.nix
+++ b/pkgs/development/libraries/libskk/default.nix
@@ -33,6 +33,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A library to deal with Japanese kana-to-kanji conversion method";
+    mainProgram = "skk";
     longDescription = ''
       Libskk is a library that implements basic features of SKK including:
       new word registration, completion, numeric conversion, abbrev mode, kuten input,
diff --git a/pkgs/development/libraries/libsrs2/default.nix b/pkgs/development/libraries/libsrs2/default.nix
index 3da48f772545e..5cb0974af9f1d 100644
--- a/pkgs/development/libraries/libsrs2/default.nix
+++ b/pkgs/development/libraries/libsrs2/default.nix
@@ -11,6 +11,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "The next generation SRS library from the original designer of SRS";
+    mainProgram = "srs";
     license = with lib.licenses; [ gpl2 bsd3 ];
     homepage = "https://www.libsrs2.org/";
     platforms = lib.platforms.linux;
diff --git a/pkgs/development/libraries/libtar/default.nix b/pkgs/development/libraries/libtar/default.nix
index c6c89ecb4f08f..83bb0708110b7 100644
--- a/pkgs/development/libraries/libtar/default.nix
+++ b/pkgs/development/libraries/libtar/default.nix
@@ -43,6 +43,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "C library for manipulating POSIX tar files";
+    mainProgram = "libtar";
     homepage = "https://repo.or.cz/libtar";
     license = licenses.bsd3;
     platforms = with platforms; linux ++ darwin;
diff --git a/pkgs/development/libraries/libu2f-server/default.nix b/pkgs/development/libraries/libu2f-server/default.nix
index aac71bda3698c..96506dfb85c91 100644
--- a/pkgs/development/libraries/libu2f-server/default.nix
+++ b/pkgs/development/libraries/libu2f-server/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://developers.yubico.com/libu2f-server/";
     description = "A C library that implements the server-side of the U2F protocol";
+    mainProgram = "u2f-server";
     license = licenses.bsd2;
     platforms = platforms.linux;
     maintainers = with maintainers; [ philandstuff ];
diff --git a/pkgs/development/libraries/libuchardet/default.nix b/pkgs/development/libraries/libuchardet/default.nix
index 14bf7f7c09c7c..642c39e5974a1 100644
--- a/pkgs/development/libraries/libuchardet/default.nix
+++ b/pkgs/development/libraries/libuchardet/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Mozilla's Universal Charset Detector C/C++ API";
+    mainProgram = "uchardet";
     homepage = "https://www.freedesktop.org/wiki/Software/uchardet/";
     license = licenses.mpl11;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/libraries/libunicode/default.nix b/pkgs/development/libraries/libunicode/default.nix
index 725dacebcc25d..3fd47a9fc6994 100644
--- a/pkgs/development/libraries/libunicode/default.nix
+++ b/pkgs/development/libraries/libunicode/default.nix
@@ -29,6 +29,7 @@ in stdenv.mkDerivation (final: {
 
   meta = with lib; {
     description = "Modern C++17 Unicode library";
+    mainProgram = "unicode-query";
     license = licenses.asl20;
     platforms = platforms.unix;
     maintainers = with maintainers; [ moni ];
diff --git a/pkgs/development/libraries/libusb-compat/0.1.nix b/pkgs/development/libraries/libusb-compat/0.1.nix
index db80cfd81d069..841e781dfd5f9 100644
--- a/pkgs/development/libraries/libusb-compat/0.1.nix
+++ b/pkgs/development/libraries/libusb-compat/0.1.nix
@@ -35,6 +35,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://libusb.info/";
     description = "cross-platform user-mode USB device library";
+    mainProgram = "libusb-config";
     longDescription = ''
       libusb is a cross-platform user-mode library that provides access to USB devices.
       The current API is of 1.0 version (libusb-1.0 API), this library is a wrapper exposing the legacy API.
diff --git a/pkgs/development/libraries/libvarlink/default.nix b/pkgs/development/libraries/libvarlink/default.nix
index 941ee900edb2c..0efca00a3e100 100644
--- a/pkgs/development/libraries/libvarlink/default.nix
+++ b/pkgs/development/libraries/libvarlink/default.nix
@@ -44,6 +44,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "C implementation of the Varlink protocol and command line tool";
+    mainProgram = "varlink";
     homepage = "https://github.com/varlink/libvarlink";
     license = licenses.asl20;
     maintainers = with maintainers; [ artturin ];
diff --git a/pkgs/development/libraries/libwtk-sdl2/default.nix b/pkgs/development/libraries/libwtk-sdl2/default.nix
index bdfe404c547c2..4da8873ca775c 100644
--- a/pkgs/development/libraries/libwtk-sdl2/default.nix
+++ b/pkgs/development/libraries/libwtk-sdl2/default.nix
@@ -37,6 +37,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Simplistic SDL2 GUI framework in early developement";
+    mainProgram = "libwtk-sdl2-test";
     homepage = "https://github.com/muesli4/libwtk-sdl2";
     # See: https://github.com/muesli4/mpd-touch-screen-gui/tree/master/LICENSES
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/libraries/libxc/default.nix b/pkgs/development/libraries/libxc/default.nix
index b3f20d02c5339..d5e543a1b5f31 100644
--- a/pkgs/development/libraries/libxc/default.nix
+++ b/pkgs/development/libraries/libxc/default.nix
@@ -41,6 +41,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library of exchange-correlation functionals for density-functional theory";
+    mainProgram = "xc-info";
     homepage = "https://www.tddft.org/programs/Libxc/";
     license = licenses.mpl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/libxmlb/default.nix b/pkgs/development/libraries/libxmlb/default.nix
index 522d3546b8e0a..d3f6f311df94d 100644
--- a/pkgs/development/libraries/libxmlb/default.nix
+++ b/pkgs/development/libraries/libxmlb/default.nix
@@ -71,6 +71,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A library to help create and query binary XML blobs";
+    mainProgram = "xb-tool";
     homepage = "https://github.com/hughsie/libxmlb";
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/libraries/libxsmm/default.nix b/pkgs/development/libraries/libxsmm/default.nix
index 6530ee7f67ae3..178e524fd1b78 100644
--- a/pkgs/development/libraries/libxsmm/default.nix
+++ b/pkgs/development/libraries/libxsmm/default.nix
@@ -49,6 +49,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     broken = (stdenv.isLinux && stdenv.isAarch64);
     description = "Library targeting Intel Architecture for specialized dense and sparse matrix operations, and deep learning primitives";
+    mainProgram = "libxsmm_gemm_generator";
     license = licenses.bsd3;
     homepage = "https://github.com/hfp/libxsmm";
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/libykclient/default.nix b/pkgs/development/libraries/libykclient/default.nix
index 6aacfc5ea2fa1..240f771e49f19 100644
--- a/pkgs/development/libraries/libykclient/default.nix
+++ b/pkgs/development/libraries/libykclient/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Yubikey C client library";
+    mainProgram = "ykclient";
     homepage = "https://developers.yubico.com/yubico-c-client";
     license = licenses.bsd2;
     maintainers = with maintainers; [ dtzWill ];
diff --git a/pkgs/development/libraries/libyuv/default.nix b/pkgs/development/libraries/libyuv/default.nix
index cc9f78ccae6fb..77e32c09de8f0 100644
--- a/pkgs/development/libraries/libyuv/default.nix
+++ b/pkgs/development/libraries/libyuv/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://chromium.googlesource.com/libyuv/libyuv";
     description = "Open source project that includes YUV scaling and conversion functionality";
+    mainProgram = "yuvconvert";
     platforms = platforms.unix;
     maintainers = with maintainers; [ leixb ];
     license = licenses.bsd3;
diff --git a/pkgs/development/libraries/lightgbm/default.nix b/pkgs/development/libraries/lightgbm/default.nix
index 09ac8b8fa8633..5f8e6ceaecd02 100644
--- a/pkgs/development/libraries/lightgbm/default.nix
+++ b/pkgs/development/libraries/lightgbm/default.nix
@@ -146,6 +146,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description =
       "LightGBM is a gradient boosting framework that uses tree based learning algorithms.";
+    mainProgram = "lightgbm";
     homepage = "https://github.com/microsoft/LightGBM";
     license = licenses.mit;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/linbox/default.nix b/pkgs/development/libraries/linbox/default.nix
index 6367b93b1a213..f7e6d0f13b1b3 100644
--- a/pkgs/development/libraries/linbox/default.nix
+++ b/pkgs/development/libraries/linbox/default.nix
@@ -61,6 +61,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "C++ library for exact, high-performance linear algebra";
+    mainProgram = "linbox-config";
     license = licenses.lgpl21Plus;
     maintainers = teams.sage.members;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/log4cpp/default.nix b/pkgs/development/libraries/log4cpp/default.nix
index c4255babca56e..1a024a80cca0f 100644
--- a/pkgs/development/libraries/log4cpp/default.nix
+++ b/pkgs/development/libraries/log4cpp/default.nix
@@ -14,6 +14,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage    = "https://log4cpp.sourceforge.net/";
     description = "A logging framework for C++ patterned after Apache log4j";
+    mainProgram = "log4cpp-config";
     license     = licenses.lgpl21Plus;
     platforms   = platforms.unix;
   };
diff --git a/pkgs/development/libraries/log4shib/default.nix b/pkgs/development/libraries/log4shib/default.nix
index 42a428b35c7e8..26313ddae5801 100644
--- a/pkgs/development/libraries/log4shib/default.nix
+++ b/pkgs/development/libraries/log4shib/default.nix
@@ -16,6 +16,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "A forked version of log4cpp that has been created for the Shibboleth project";
+    mainProgram = "log4shib-config";
     maintainers = [ ];
     license = licenses.lgpl21;
     homepage = "http://log4cpp.sf.net";
diff --git a/pkgs/development/libraries/luksmeta/default.nix b/pkgs/development/libraries/luksmeta/default.nix
index afefcfed82c7f..976f6f188269e 100644
--- a/pkgs/development/libraries/luksmeta/default.nix
+++ b/pkgs/development/libraries/luksmeta/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Simple library for storing metadata in the LUKSv1 header";
+    mainProgram = "luksmeta";
     homepage = "https://github.com/latchset/luksmeta/";
     maintainers = with lib.maintainers; [ fpletz ];
     license = lib.licenses.lgpl21Plus;
diff --git a/pkgs/development/libraries/malcontent/default.nix b/pkgs/development/libraries/malcontent/default.nix
index d897230f8f377..34d1731e8a097 100644
--- a/pkgs/development/libraries/malcontent/default.nix
+++ b/pkgs/development/libraries/malcontent/default.nix
@@ -96,6 +96,7 @@ stdenv.mkDerivation rec {
     outputsToInstall = [ "bin" "out" "man" ];
 
     description = "Parental controls library";
+    mainProgram = "malcontent-client";
     homepage = "https://gitlab.freedesktop.org/pwithnall/malcontent";
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ jtojnar ];
diff --git a/pkgs/development/libraries/malcontent/ui.nix b/pkgs/development/libraries/malcontent/ui.nix
index 59950a75c745b..cf421bd11c198 100644
--- a/pkgs/development/libraries/malcontent/ui.nix
+++ b/pkgs/development/libraries/malcontent/ui.nix
@@ -68,6 +68,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "UI components for parental controls library";
+    mainProgram = "malcontent-control";
     homepage = "https://gitlab.freedesktop.org/pwithnall/malcontent";
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ jtojnar ];
diff --git a/pkgs/development/libraries/mono-addins/default.nix b/pkgs/development/libraries/mono-addins/default.nix
index 158b39a8186a9..9a31fbb69eeb2 100644
--- a/pkgs/development/libraries/mono-addins/default.nix
+++ b/pkgs/development/libraries/mono-addins/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.mono-project.com/archived/monoaddins/";
     description = "A generic framework for creating extensible applications";
+    mainProgram = "mautil";
     longDescription = ''
       Mono.Addins is a generic framework for creating extensible applications,
       and for creating libraries which extend those applications.
diff --git a/pkgs/development/libraries/mtdev/default.nix b/pkgs/development/libraries/mtdev/default.nix
index 9e6a45e2975a6..e067e0c3d2746 100644
--- a/pkgs/development/libraries/mtdev/default.nix
+++ b/pkgs/development/libraries/mtdev/default.nix
@@ -14,6 +14,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://bitmath.org/code/mtdev/";
     description = "Multitouch Protocol Translation Library";
+    mainProgram = "mtdev-test";
     longDescription = ''
       The mtdev is a stand-alone library which transforms all variants of
       kernel MT events to the slotted type B protocol. The events put into
diff --git a/pkgs/development/libraries/mythes/default.nix b/pkgs/development/libraries/mythes/default.nix
index 4683940b9cc6c..960fefc74ac14 100644
--- a/pkgs/development/libraries/mythes/default.nix
+++ b/pkgs/development/libraries/mythes/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://hunspell.sourceforge.net/";
     description = "Thesaurus library from Hunspell project";
+    mainProgram = "th_gen_idx.pl";
     license = lib.licenses.bsd3;
     inherit (hunspell.meta) platforms;
   };
diff --git a/pkgs/development/libraries/neon/default.nix b/pkgs/development/libraries/neon/default.nix
index f26dbf5ace45d..cbc8d3207e016 100644
--- a/pkgs/development/libraries/neon/default.nix
+++ b/pkgs/development/libraries/neon/default.nix
@@ -46,6 +46,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "An HTTP and WebDAV client library";
+    mainProgram = "neon-config";
     homepage = "https://notroj.github.io/neon/";
     changelog = "https://github.com/notroj/${pname}/blob/${version}/NEWS";
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/netcdf-cxx4/default.nix b/pkgs/development/libraries/netcdf-cxx4/default.nix
index 945eb219229ff..08f812a272a27 100644
--- a/pkgs/development/libraries/netcdf-cxx4/default.nix
+++ b/pkgs/development/libraries/netcdf-cxx4/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "C++ API to manipulate netcdf files";
+    mainProgram = "ncxx4-config";
     homepage = "https://www.unidata.ucar.edu/software/netcdf/";
     license = lib.licenses.free;
     platforms = lib.platforms.unix;
diff --git a/pkgs/development/libraries/netcdf-fortran/default.nix b/pkgs/development/libraries/netcdf-fortran/default.nix
index d64d631f94ceb..978f906b7adc1 100644
--- a/pkgs/development/libraries/netcdf-fortran/default.nix
+++ b/pkgs/development/libraries/netcdf-fortran/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Fortran API to manipulate netcdf files";
+    mainProgram = "nf-config";
     homepage = "https://www.unidata.ucar.edu/software/netcdf/";
     license = licenses.free;
     maintainers = [ maintainers.bzizou ];
diff --git a/pkgs/development/libraries/newt/default.nix b/pkgs/development/libraries/newt/default.nix
index e5dbb563cfb5d..1e6f8de2d5890 100644
--- a/pkgs/development/libraries/newt/default.nix
+++ b/pkgs/development/libraries/newt/default.nix
@@ -51,6 +51,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library for color text mode, widget based user interfaces";
+    mainProgram = "whiptail";
     homepage = "https://pagure.io/newt";
     changelog = "https://pagure.io/newt/blob/master/f/CHANGES";
     license = licenses.lgpl2;
diff --git a/pkgs/development/libraries/npth/default.nix b/pkgs/development/libraries/npth/default.nix
index 208924bfd7b56..7b45907f25e05 100644
--- a/pkgs/development/libraries/npth/default.nix
+++ b/pkgs/development/libraries/npth/default.nix
@@ -13,6 +13,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "The New GNU Portable Threads Library";
+    mainProgram = "npth-config";
     longDescription = ''
       This is a library to provide the GNU Pth API and thus a non-preemptive
       threads implementation.
diff --git a/pkgs/development/libraries/nss_wrapper/default.nix b/pkgs/development/libraries/nss_wrapper/default.nix
index 324c5269dfbc2..8faa50f83b725 100644
--- a/pkgs/development/libraries/nss_wrapper/default.nix
+++ b/pkgs/development/libraries/nss_wrapper/default.nix
@@ -13,6 +13,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A wrapper for the user, group and hosts NSS API";
+    mainProgram = "nss_wrapper.pl";
     homepage = "https://git.samba.org/?p=nss_wrapper.git;a=summary;";
     license = licenses.bsd3;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/ntbtls/default.nix b/pkgs/development/libraries/ntbtls/default.nix
index 888b1fe4b3df7..bdc2a919613c2 100644
--- a/pkgs/development/libraries/ntbtls/default.nix
+++ b/pkgs/development/libraries/ntbtls/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A tiny TLS 1.2 only implementation";
+    mainProgram = "ntbtls-config";
     homepage = "https://www.gnupg.org/software/ntbtls/";
     license = licenses.gpl3Plus;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/nuspell/default.nix b/pkgs/development/libraries/nuspell/default.nix
index c9e6aeeba363d..867843df80683 100644
--- a/pkgs/development/libraries/nuspell/default.nix
+++ b/pkgs/development/libraries/nuspell/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Free and open source C++ spell checking library";
+    mainProgram = "nuspell";
     homepage = "https://nuspell.github.io/";
     platforms = platforms.all;
     maintainers = with maintainers; [ fpletz ];
diff --git a/pkgs/development/libraries/ocl-icd/default.nix b/pkgs/development/libraries/ocl-icd/default.nix
index 1b7caf2b9c844..0930b8904bdf8 100644
--- a/pkgs/development/libraries/ocl-icd/default.nix
+++ b/pkgs/development/libraries/ocl-icd/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "OpenCL ICD Loader for ${opencl-headers.name}";
+    mainProgram = "cllayerinfo";
     homepage    = "https://github.com/OCL-dev/ocl-icd";
     license     = licenses.bsd2;
     platforms = platforms.unix ++ platforms.windows;
diff --git a/pkgs/development/libraries/ode/default.nix b/pkgs/development/libraries/ode/default.nix
index 6ae60b7b2d3a1..be67a95ebfc51 100644
--- a/pkgs/development/libraries/ode/default.nix
+++ b/pkgs/development/libraries/ode/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Open Dynamics Engine";
+    mainProgram = "ode-config";
     homepage = "https://www.ode.org";
     license = with licenses; [ bsd3 lgpl21Only lgpl3Only zlib ];
     maintainers = with maintainers; [ wegank ];
diff --git a/pkgs/development/libraries/oniguruma/default.nix b/pkgs/development/libraries/oniguruma/default.nix
index a1a9dc8757353..cf00629e38423 100644
--- a/pkgs/development/libraries/oniguruma/default.nix
+++ b/pkgs/development/libraries/oniguruma/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/kkos/oniguruma";
     description = "Regular expressions library";
+    mainProgram = "onig-config";
     license = licenses.bsd2;
     maintainers = with maintainers; [ artturin ];
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/opencsg/default.nix b/pkgs/development/libraries/opencsg/default.nix
index 7625db9a59533..4adebaf72b163 100644
--- a/pkgs/development/libraries/opencsg/default.nix
+++ b/pkgs/development/libraries/opencsg/default.nix
@@ -45,6 +45,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Constructive Solid Geometry library";
+    mainProgram = "opencsgexample";
     homepage = "http://www.opencsg.org/";
     platforms = platforms.unix;
     maintainers = [ maintainers.raskin ];
diff --git a/pkgs/development/libraries/opendbx/default.nix b/pkgs/development/libraries/opendbx/default.nix
index b7a4a34390d9a..04ffde29daa02 100644
--- a/pkgs/development/libraries/opendbx/default.nix
+++ b/pkgs/development/libraries/opendbx/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     broken = stdenv.isDarwin;
     description = "Extremely lightweight but extensible database access library written in C";
+    mainProgram = "odbx-sql";
     license = licenses.lgpl21;
     platforms = platforms.all;
   };
diff --git a/pkgs/development/libraries/opensaml-cpp/default.nix b/pkgs/development/libraries/opensaml-cpp/default.nix
index 9e8ab07b3aa47..7e44f2a50eebb 100644
--- a/pkgs/development/libraries/opensaml-cpp/default.nix
+++ b/pkgs/development/libraries/opensaml-cpp/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage    = "https://shibboleth.net/products/opensaml-cpp.html";
     description = "A low-level library written in C++ that provides support for producing and consuming SAML messages";
+    mainProgram = "samlsign";
     platforms   = platforms.unix;
     license     = licenses.asl20;
     maintainers = [ ];
diff --git a/pkgs/development/libraries/openvdb/default.nix b/pkgs/development/libraries/openvdb/default.nix
index c5397b259a30a..5af5a27f34f50 100644
--- a/pkgs/development/libraries/openvdb/default.nix
+++ b/pkgs/development/libraries/openvdb/default.nix
@@ -33,6 +33,7 @@ stdenv.mkDerivation rec
 
   meta = with lib; {
     description = "An open framework for voxel";
+    mainProgram = "vdb_print";
     homepage = "https://www.openvdb.org";
     maintainers = [ maintainers.guibou ];
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/orcania/default.nix b/pkgs/development/libraries/orcania/default.nix
index f0334ea4de16e..14cc996227551 100644
--- a/pkgs/development/libraries/orcania/default.nix
+++ b/pkgs/development/libraries/orcania/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Potluck with different functions for different purposes that can be shared among C programs";
+    mainProgram = "base64url";
     homepage = "https://github.com/babelouest/orcania";
     license = licenses.lgpl21;
     maintainers = with maintainers; [ johnazoidberg ];
diff --git a/pkgs/development/libraries/ortp/default.nix b/pkgs/development/libraries/ortp/default.nix
index 1c65fa1981f1b..3c61e7b5c9d99 100644
--- a/pkgs/development/libraries/ortp/default.nix
+++ b/pkgs/development/libraries/ortp/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A Real-Time Transport Protocol (RFC3550) stack. Part of the Linphone project.";
+    mainProgram = "ortp_tester";
     homepage = "https://linphone.org/technical-corner/ortp";
     license = licenses.gpl3Plus;
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/paho-mqtt-c/default.nix b/pkgs/development/libraries/paho-mqtt-c/default.nix
index 0f345eb5134f2..23f0bc99c88ad 100644
--- a/pkgs/development/libraries/paho-mqtt-c/default.nix
+++ b/pkgs/development/libraries/paho-mqtt-c/default.nix
@@ -29,6 +29,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Eclipse Paho MQTT C Client Library";
+    mainProgram = "MQTTVersion";
     homepage = "https://www.eclipse.org/paho/";
     license = licenses.epl20;
     maintainers = with maintainers; [ sikmir ];
diff --git a/pkgs/development/libraries/pcmsolver/default.nix b/pkgs/development/libraries/pcmsolver/default.nix
index a957d517bf7a8..d17c806700f46 100644
--- a/pkgs/development/libraries/pcmsolver/default.nix
+++ b/pkgs/development/libraries/pcmsolver/default.nix
@@ -42,6 +42,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "An API for the Polarizable Continuum Model";
+    mainProgram = "run_pcm";
     homepage = "https://pcmsolver.readthedocs.io/en/stable/";
     license = licenses.lgpl3Only;
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/phonon/default.nix b/pkgs/development/libraries/phonon/default.nix
index dd20b6dcebe6d..58cd0245d0524 100644
--- a/pkgs/development/libraries/phonon/default.nix
+++ b/pkgs/development/libraries/phonon/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://community.kde.org/Phonon";
     description = "Multimedia API for Qt";
+    mainProgram = "phononsettings";
     license = lib.licenses.lgpl2;
     platforms = lib.platforms.unix;
     maintainers = with lib.maintainers; [ ttuegel ];
diff --git a/pkgs/development/libraries/physfs/default.nix b/pkgs/development/libraries/physfs/default.nix
index 28b81867d2036..27f7c019ac779 100644
--- a/pkgs/development/libraries/physfs/default.nix
+++ b/pkgs/development/libraries/physfs/default.nix
@@ -27,6 +27,7 @@ let
     meta = with lib; {
       homepage = "https://icculus.org/physfs/";
       description = "Library to provide abstract access to various archives";
+      mainProgram = "test_physfs";
       changelog = "https://github.com/icculus/physfs/releases/tag/release-${version}";
       license = licenses.zlib;
       platforms = platforms.all;
diff --git a/pkgs/development/libraries/physics/apfelgrid/default.nix b/pkgs/development/libraries/physics/apfelgrid/default.nix
index 92b6ae003fca7..2c6c9702c249d 100644
--- a/pkgs/development/libraries/physics/apfelgrid/default.nix
+++ b/pkgs/development/libraries/physics/apfelgrid/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Ultra-fast theory predictions for collider observables";
+    mainProgram = "apfelgrid-config";
     license     = licenses.mit;
     homepage    = "https://nhartland.github.io/APFELgrid/";
     platforms   = platforms.unix;
diff --git a/pkgs/development/libraries/physics/fastjet/default.nix b/pkgs/development/libraries/physics/fastjet/default.nix
index d9cd1661af8ad..a4c01dd6ecf30 100644
--- a/pkgs/development/libraries/physics/fastjet/default.nix
+++ b/pkgs/development/libraries/physics/fastjet/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A software package for jet finding in pp and e+e− collisions";
+    mainProgram = "fastjet-config";
     license     = lib.licenses.gpl2Plus;
     homepage    = "http://fastjet.fr/";
     platforms   = lib.platforms.unix;
diff --git a/pkgs/development/libraries/physics/hepmc3/default.nix b/pkgs/development/libraries/physics/hepmc3/default.nix
index f803bea98f608..9d2eab6e7f15b 100644
--- a/pkgs/development/libraries/physics/hepmc3/default.nix
+++ b/pkgs/development/libraries/physics/hepmc3/default.nix
@@ -55,6 +55,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "The HepMC package is an object oriented, C++ event record for High Energy Physics Monte Carlo generators and simulation";
+    mainProgram = "HepMC3-config";
     license = licenses.gpl3;
     homepage = "http://hepmc.web.cern.ch/hepmc/";
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/physics/hoppet/default.nix b/pkgs/development/libraries/physics/hoppet/default.nix
index af90192878d7f..af6200b9c5784 100644
--- a/pkgs/development/libraries/physics/hoppet/default.nix
+++ b/pkgs/development/libraries/physics/hoppet/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Higher Order Perturbative Parton Evolution Toolkit";
+    mainProgram = "hoppet-config";
     license     = licenses.gpl2;
     homepage    = "https://hoppet.hepforge.org";
     platforms   = platforms.unix;
diff --git a/pkgs/development/libraries/physics/mela/default.nix b/pkgs/development/libraries/physics/mela/default.nix
index e48a2f4638bc0..701fd149e45ec 100644
--- a/pkgs/development/libraries/physics/mela/default.nix
+++ b/pkgs/development/libraries/physics/mela/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "a Mellin Evolution LibrAry";
+    mainProgram = "mela-config";
     license     = licenses.gpl3;
     homepage    = "https://github.com/vbertone/MELA";
     platforms   = platforms.unix;
diff --git a/pkgs/development/libraries/physics/pythia/default.nix b/pkgs/development/libraries/physics/pythia/default.nix
index 917dbf40a37d1..a0daa91a1b54a 100644
--- a/pkgs/development/libraries/physics/pythia/default.nix
+++ b/pkgs/development/libraries/physics/pythia/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A program for the generation of high-energy physics events";
+    mainProgram = "pythia8-config";
     license = licenses.gpl2Only;
     homepage = "https://pythia.org";
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/physics/qcdnum/default.nix b/pkgs/development/libraries/physics/qcdnum/default.nix
index e25b98498ddb2..fdb79250ed3f9 100644
--- a/pkgs/development/libraries/physics/qcdnum/default.nix
+++ b/pkgs/development/libraries/physics/qcdnum/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A very fast QCD evolution program written in FORTRAN77";
+    mainProgram = "qcdnum-config";
     license     = lib.licenses.gpl3;
     homepage    = "https://www.nikhef.nl/~h24/qcdnum/index.html";
     platforms   = lib.platforms.unix;
diff --git a/pkgs/development/libraries/pkger/default.nix b/pkgs/development/libraries/pkger/default.nix
index 073c57c013da8..f2047c82f0519 100644
--- a/pkgs/development/libraries/pkger/default.nix
+++ b/pkgs/development/libraries/pkger/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Embed static files in Go binaries (replacement for gobuffalo/packr) ";
+    mainProgram = "pkger";
     homepage = "https://github.com/markbates/pkger";
     changelog = "https://github.com/markbates/pkger/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/libraries/plplot/default.nix b/pkgs/development/libraries/plplot/default.nix
index 66c498418d98f..6e4e47f094ed2 100644
--- a/pkgs/development/libraries/plplot/default.nix
+++ b/pkgs/development/libraries/plplot/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Cross-platform scientific graphics plotting library";
+    mainProgram = "pltek";
     homepage    = "https://plplot.org";
     maintainers = with maintainers; [ bcdarwin ];
     platforms   = platforms.unix;
diff --git a/pkgs/development/libraries/poly2tri-c/default.nix b/pkgs/development/libraries/poly2tri-c/default.nix
index a0f0846069069..0c68c2950eb2a 100644
--- a/pkgs/development/libraries/poly2tri-c/default.nix
+++ b/pkgs/development/libraries/poly2tri-c/default.nix
@@ -35,6 +35,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library for generating, refining and rendering 2-Dimensional Constrained Delaunay Triangulations";
+    mainProgram = "p2tc";
     homepage = "https://code.google.com/archive/p/poly2tri-c/";
     license = licenses.bsd3;
     maintainers = with lib.maintainers; [ jtojnar ];
diff --git a/pkgs/development/libraries/pplite/default.nix b/pkgs/development/libraries/pplite/default.nix
index c9c0d18633824..77841a3f5efdd 100644
--- a/pkgs/development/libraries/pplite/default.nix
+++ b/pkgs/development/libraries/pplite/default.nix
@@ -14,6 +14,7 @@ stdenv.mkDerivation {
   meta = {
     homepage = "https://github.com/ezaffanella/PPLite";
     description = "Convex polyhedra library for Abstract Interpretation";
+    mainProgram = "pplite_lcdd";
     license = lib.licenses.gpl3Only;
   };
 }
diff --git a/pkgs/development/libraries/protolock/default.nix b/pkgs/development/libraries/protolock/default.nix
index c1b54306dca89..f8483eb5d68b3 100644
--- a/pkgs/development/libraries/protolock/default.nix
+++ b/pkgs/development/libraries/protolock/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Protocol Buffer companion tool. Track your .proto files and prevent changes to messages and services which impact API compatibility. https://protolock.dev";
+    mainProgram = "protolock";
     homepage = "https://github.com/nilslice/protolock";
     license = licenses.bsd3;
     maintainers = with maintainers; [ groodt ];
diff --git a/pkgs/development/libraries/ptex/default.nix b/pkgs/development/libraries/ptex/default.nix
index a5827fe188c54..930217dab39c7 100644
--- a/pkgs/development/libraries/ptex/default.nix
+++ b/pkgs/development/libraries/ptex/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec
 
   meta = with lib; {
     description = "Per-Face Texture Mapping for Production Rendering";
+    mainProgram = "ptxinfo";
     homepage = "http://ptex.us/";
     license = licenses.bsd3;
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/pth/default.nix b/pkgs/development/libraries/pth/default.nix
index c75b0d1db2d86..7cb9046acf212 100644
--- a/pkgs/development/libraries/pth/default.nix
+++ b/pkgs/development/libraries/pth/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "The GNU Portable Threads library";
+    mainProgram = "pth-config";
     homepage = "https://www.gnu.org/software/pth";
     license = licenses.lgpl21Plus;
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/qoi/default.nix b/pkgs/development/libraries/qoi/default.nix
index b218fca11d1f7..c5d527aa3ec55 100644
--- a/pkgs/development/libraries/qoi/default.nix
+++ b/pkgs/development/libraries/qoi/default.nix
@@ -43,6 +43,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "'Quite OK Image Format' for fast, lossless image compression";
+    mainProgram = "qoiconv";
     homepage = "https://qoiformat.org/";
     license = licenses.mit;
     maintainers = with maintainers; [ hzeller ];
diff --git a/pkgs/development/libraries/qt-5/modules/qtwebengine.nix b/pkgs/development/libraries/qt-5/modules/qtwebengine.nix
index 3503067aca754..44007bec07b84 100644
--- a/pkgs/development/libraries/qt-5/modules/qtwebengine.nix
+++ b/pkgs/development/libraries/qt-5/modules/qtwebengine.nix
@@ -293,6 +293,7 @@ qtModule ({
 
   meta = with lib; {
     description = "A web engine based on the Chromium web browser";
+    mainProgram = "qwebengine_convert_dict";
     maintainers = with maintainers; [ matthewbauer ];
 
     # qtwebengine-5.15.8: "QtWebEngine can only be built for x86,
diff --git a/pkgs/development/libraries/qt-6/modules/qtquick3dphysics.nix b/pkgs/development/libraries/qt-6/modules/qtquick3dphysics.nix
index 92d676f7c8e2e..e9363f75ebbe0 100644
--- a/pkgs/development/libraries/qt-6/modules/qtquick3dphysics.nix
+++ b/pkgs/development/libraries/qt-6/modules/qtquick3dphysics.nix
@@ -10,4 +10,5 @@ qtModule {
   propagatedBuildInputs = [ qtbase qtquick3d ];
   env.NIX_CFLAGS_COMPILE = lib.optionalString (stdenv.hostPlatform.isDarwin && stdenv.hostPlatform.isx86_64)
     "-faligned-allocation";
+  meta.mainProgram = "cooker";
 }
diff --git a/pkgs/development/libraries/qt-6/modules/qtquickeffectmaker.nix b/pkgs/development/libraries/qt-6/modules/qtquickeffectmaker.nix
index 213814a017e23..085ce493de610 100644
--- a/pkgs/development/libraries/qt-6/modules/qtquickeffectmaker.nix
+++ b/pkgs/development/libraries/qt-6/modules/qtquickeffectmaker.nix
@@ -6,4 +6,5 @@
 qtModule {
   pname = "qtquickeffectmaker";
   propagatedBuildInputs = [ qtbase qtquick3d ];
+  meta.mainProgram = "qqem";
 }
diff --git a/pkgs/development/libraries/qt-6/modules/qtserialbus.nix b/pkgs/development/libraries/qt-6/modules/qtserialbus.nix
index 3a7285d0a8b03..59033f421cc25 100644
--- a/pkgs/development/libraries/qt-6/modules/qtserialbus.nix
+++ b/pkgs/development/libraries/qt-6/modules/qtserialbus.nix
@@ -3,4 +3,5 @@
 qtModule {
   pname = "qtserialbus";
   propagatedBuildInputs = [ qtbase qtserialport ];
+  meta.mainProgram = "canbusutil";
 }
diff --git a/pkgs/development/libraries/qt-6/modules/qtshadertools.nix b/pkgs/development/libraries/qt-6/modules/qtshadertools.nix
index b87b22fad3212..ce0f381028c51 100644
--- a/pkgs/development/libraries/qt-6/modules/qtshadertools.nix
+++ b/pkgs/development/libraries/qt-6/modules/qtshadertools.nix
@@ -11,4 +11,5 @@ qtModule {
   cmakeFlags = lib.optionals (!stdenv.buildPlatform.canExecute stdenv.hostPlatform) [
     "-DQt6ShaderToolsTools_DIR=${pkgsBuildBuild.qt6.qtshadertools}/lib/cmake/Qt6ShaderToolsTools"
   ];
+  meta.mainProgram = "qsb";
 }
diff --git a/pkgs/development/libraries/quarto/default.nix b/pkgs/development/libraries/quarto/default.nix
index c61bb41e4484d..09a44adbe561a 100644
--- a/pkgs/development/libraries/quarto/default.nix
+++ b/pkgs/development/libraries/quarto/default.nix
@@ -73,6 +73,7 @@ stdenv.mkDerivation (final: {
 
   meta = with lib; {
     description = "Open-source scientific and technical publishing system built on Pandoc";
+    mainProgram = "quarto";
     longDescription = ''
         Quarto is an open-source scientific and technical publishing system built on Pandoc.
         Quarto documents are authored using markdown, an easy to write plain text format.
diff --git a/pkgs/development/libraries/recastnavigation/default.nix b/pkgs/development/libraries/recastnavigation/default.nix
index 8e0fe7947f440..b4119f1133f5f 100644
--- a/pkgs/development/libraries/recastnavigation/default.nix
+++ b/pkgs/development/libraries/recastnavigation/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/recastnavigation/recastnavigation";
     description = "Navigation-mesh Toolset for Games";
+    mainProgram = "RecastDemo";
     license = licenses.zlib;
     maintainers = with maintainers; [ marius851000 ];
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/retro-gtk/default.nix b/pkgs/development/libraries/retro-gtk/default.nix
index 7711dde497f0b..1323bd98a43c6 100644
--- a/pkgs/development/libraries/retro-gtk/default.nix
+++ b/pkgs/development/libraries/retro-gtk/default.nix
@@ -54,6 +54,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "The GTK Libretro frontend framework";
+    mainProgram = "retro-demo";
     longDescription = ''
       Libretro is a plugin format design to implement video game
       console emulators, video games and similar multimedia
diff --git a/pkgs/development/libraries/rote/default.nix b/pkgs/development/libraries/rote/default.nix
index 4655d54ab98eb..65e2ecd091501 100644
--- a/pkgs/development/libraries/rote/default.nix
+++ b/pkgs/development/libraries/rote/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Our Own Terminal Emulation Library";
+    mainProgram = "rote-config";
     longDescription = ''
       ROTE is a simple C library for VT102 terminal emulation. It allows the
       programmer to set up virtual 'screens' and send them data. The virtual
diff --git a/pkgs/development/libraries/rtlcss/default.nix b/pkgs/development/libraries/rtlcss/default.nix
index a553e8d33ddfc..327e7b2626dae 100644
--- a/pkgs/development/libraries/rtlcss/default.nix
+++ b/pkgs/development/libraries/rtlcss/default.nix
@@ -17,6 +17,7 @@ buildNpmPackage rec {
 
   meta = with lib; {
     description = "Framework for converting Left-To-Right (LTR) Cascading Style Sheets(CSS) to Right-To-Left (RTL)";
+    mainProgram = "rtlcss";
     homepage = "https://rtlcss.com";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/libraries/science/astronomy/libnova/default.nix b/pkgs/development/libraries/science/astronomy/libnova/default.nix
index f6a8d01ab8452..2f5f6851fd8d3 100644
--- a/pkgs/development/libraries/science/astronomy/libnova/default.nix
+++ b/pkgs/development/libraries/science/astronomy/libnova/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Celestial Mechanics, Astrometry and Astrodynamics Library";
+    mainProgram = "libnovaconfig";
     homepage = "http://libnova.sf.net";
     license = licenses.gpl2;
     maintainers = with maintainers; [ hjones2199 ];
diff --git a/pkgs/development/libraries/science/biology/mirtk/default.nix b/pkgs/development/libraries/science/biology/mirtk/default.nix
index 9af6793ef9975..ce02474eeb1e2 100644
--- a/pkgs/development/libraries/science/biology/mirtk/default.nix
+++ b/pkgs/development/libraries/science/biology/mirtk/default.nix
@@ -65,6 +65,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/BioMedIA/MIRTK";
     description = "Medical image registration library and tools";
+    mainProgram = "mirtk";
     maintainers = with maintainers; [ bcdarwin ];
     platforms = platforms.linux;
     license = licenses.asl20;
diff --git a/pkgs/development/libraries/science/chemistry/dftd4/default.nix b/pkgs/development/libraries/science/chemistry/dftd4/default.nix
index d791a7d4e3d60..087c6e7d01de5 100644
--- a/pkgs/development/libraries/science/chemistry/dftd4/default.nix
+++ b/pkgs/development/libraries/science/chemistry/dftd4/default.nix
@@ -46,6 +46,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Generally Applicable Atomic-Charge Dependent London Dispersion Correction";
+    mainProgram = "dftd4";
     license = with licenses; [ lgpl3Plus gpl3Plus ];
     homepage = "https://github.com/grimme-lab/dftd4";
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/science/chemistry/harminv/default.nix b/pkgs/development/libraries/science/chemistry/harminv/default.nix
index 54c0d03979ab3..dc8289e14ce91 100644
--- a/pkgs/development/libraries/science/chemistry/harminv/default.nix
+++ b/pkgs/development/libraries/science/chemistry/harminv/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Harmonic inversion algorithm of Mandelshtam: decompose signal into sum of decaying sinusoids";
+    mainProgram = "GDSIIConvert";
     homepage = "https://github.com/NanoComp/harminv";
     license = with licenses; [ gpl2Only ];
     maintainers = with maintainers; [ sheepforce markuskowa ];
diff --git a/pkgs/development/libraries/science/chemistry/libGDSII/default.nix b/pkgs/development/libraries/science/chemistry/libGDSII/default.nix
index c3257bad3e264..095e0ee182a3d 100644
--- a/pkgs/development/libraries/science/chemistry/libGDSII/default.nix
+++ b/pkgs/development/libraries/science/chemistry/libGDSII/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library and command-line utility for reading GDSII geometry files";
+    mainProgram = "GDSIIConvert";
     homepage = "https://github.com/HomerReid/libGDSII";
     license = [ licenses.gpl2Only ];
     maintainers = with maintainers; [ sheepforce markuskowa ];
diff --git a/pkgs/development/libraries/science/chemistry/mctc-lib/default.nix b/pkgs/development/libraries/science/chemistry/mctc-lib/default.nix
index a3726ea5e5dd6..a8c27b3eec56c 100644
--- a/pkgs/development/libraries/science/chemistry/mctc-lib/default.nix
+++ b/pkgs/development/libraries/science/chemistry/mctc-lib/default.nix
@@ -38,6 +38,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Modular computation tool chain library";
+    mainProgram = "mctc-convert";
     homepage = "https://github.com/grimme-lab/mctc-lib";
     license = licenses.asl20;
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/science/chemistry/molequeue/default.nix b/pkgs/development/libraries/science/chemistry/molequeue/default.nix
index b560ac16c698c..5cd8669c5597d 100644
--- a/pkgs/development/libraries/science/chemistry/molequeue/default.nix
+++ b/pkgs/development/libraries/science/chemistry/molequeue/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Desktop integration of high performance computing resources";
+    mainProgram = "molequeue";
     maintainers = with maintainers; [ sheepforce ];
     homepage = "https://github.com/OpenChemistry/molequeue";
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/science/chemistry/multicharge/default.nix b/pkgs/development/libraries/science/chemistry/multicharge/default.nix
index b90f073a4f2e9..0203907371391 100644
--- a/pkgs/development/libraries/science/chemistry/multicharge/default.nix
+++ b/pkgs/development/libraries/science/chemistry/multicharge/default.nix
@@ -45,6 +45,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Electronegativity equilibration model for atomic partial charges";
+    mainProgram = "multicharge";
     license = licenses.asl20;
     homepage = "https://github.com/grimme-lab/multicharge";
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/science/chemistry/openmm/default.nix b/pkgs/development/libraries/science/chemistry/openmm/default.nix
index 9b37f14f1403f..d146fa073dc34 100644
--- a/pkgs/development/libraries/science/chemistry/openmm/default.nix
+++ b/pkgs/development/libraries/science/chemistry/openmm/default.nix
@@ -100,6 +100,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Toolkit for molecular simulation using high performance GPU code";
+    mainProgram = "TestReferenceHarmonicBondForce";
     homepage = "https://openmm.org/";
     license = with licenses; [ gpl3Plus lgpl3Plus mit ];
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/science/chemistry/simple-dftd3/default.nix b/pkgs/development/libraries/science/chemistry/simple-dftd3/default.nix
index ae5e30d736089..d4f81e3a24cbd 100644
--- a/pkgs/development/libraries/science/chemistry/simple-dftd3/default.nix
+++ b/pkgs/development/libraries/science/chemistry/simple-dftd3/default.nix
@@ -44,6 +44,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Reimplementation of the DFT-D3 program";
+    mainProgram = "s-dftd3";
     license = with licenses; [ lgpl3Only gpl3Only ];
     homepage = "https://github.com/dftd3/simple-dftd3";
     platforms = [ "x86_64-linux" ];
diff --git a/pkgs/development/libraries/science/chemistry/tblite/default.nix b/pkgs/development/libraries/science/chemistry/tblite/default.nix
index bea5793addbf6..64374972c2955 100644
--- a/pkgs/development/libraries/science/chemistry/tblite/default.nix
+++ b/pkgs/development/libraries/science/chemistry/tblite/default.nix
@@ -67,6 +67,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Light-weight tight-binding framework";
+    mainProgram = "tblite";
     license = with licenses; [ gpl3Plus lgpl3Plus ];
     homepage = "https://github.com/tblite/tblite";
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/science/math/bonmin/default.nix b/pkgs/development/libraries/science/math/bonmin/default.nix
index 5a736f976957d..2bbd698f7fa7b 100644
--- a/pkgs/development/libraries/science/math/bonmin/default.nix
+++ b/pkgs/development/libraries/science/math/bonmin/default.nix
@@ -43,6 +43,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "An open-source code for solving general MINLP (Mixed Integer NonLinear Programming) problems";
+    mainProgram = "bonmin";
     homepage = "https://github.com/coin-or/Bonmin";
     license = licenses.epl10;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/science/math/faiss/default.nix b/pkgs/development/libraries/science/math/faiss/default.nix
index 25ac539e05f28..25d6542f8da1b 100644
--- a/pkgs/development/libraries/science/math/faiss/default.nix
+++ b/pkgs/development/libraries/science/math/faiss/default.nix
@@ -145,6 +145,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "A library for efficient similarity search and clustering of dense vectors by Facebook Research";
+    mainProgram = "demo_ivfpq_indexing";
     homepage = "https://github.com/facebookresearch/faiss";
     license = licenses.mit;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/science/math/itpp/default.nix b/pkgs/development/libraries/science/math/itpp/default.nix
index 639497bb1f8cc..cb45787e14035 100644
--- a/pkgs/development/libraries/science/math/itpp/default.nix
+++ b/pkgs/development/libraries/science/math/itpp/default.nix
@@ -44,6 +44,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "IT++ is a C++ library of mathematical, signal processing and communication classes and functions";
+    mainProgram = "itpp-config";
     homepage = "https://itpp.sourceforge.net/";
     license = licenses.gpl3;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/science/math/lcalc/default.nix b/pkgs/development/libraries/science/math/lcalc/default.nix
index b1896917658ce..f6603f7d8fb82 100644
--- a/pkgs/development/libraries/science/math/lcalc/default.nix
+++ b/pkgs/development/libraries/science/math/lcalc/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://gitlab.com/sagemath/lcalc";
     description = "A program for calculating with L-functions";
+    mainProgram = "lcalc";
     license = with licenses; [ gpl2 ];
     maintainers = teams.sage.members;
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/science/math/mongoose/default.nix b/pkgs/development/libraries/science/math/mongoose/default.nix
index 29b901277f61a..c1eed9bf432a0 100644
--- a/pkgs/development/libraries/science/math/mongoose/default.nix
+++ b/pkgs/development/libraries/science/math/mongoose/default.nix
@@ -61,6 +61,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Graph Coarsening and Partitioning Library";
+    mainProgram = "suitesparse_mongoose";
     homepage = "https://github.com/DrTimothyAldenDavis/SuiteSparse/tree/dev/Mongoose";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ wegank ];
diff --git a/pkgs/development/libraries/science/math/or-tools/default.nix b/pkgs/development/libraries/science/math/or-tools/default.nix
index 5cbc235898958..1b17f95761752 100644
--- a/pkgs/development/libraries/science/math/or-tools/default.nix
+++ b/pkgs/development/libraries/science/math/or-tools/default.nix
@@ -120,6 +120,7 @@ stdenv.mkDerivation rec {
     description = ''
       Google's software suite for combinatorial optimization.
     '';
+    mainProgram = "fzn-ortools";
     maintainers = with maintainers; [ andersk ];
     platforms = with platforms; linux ++ darwin;
   };
diff --git a/pkgs/development/libraries/science/math/planarity/default.nix b/pkgs/development/libraries/science/math/planarity/default.nix
index 3b072fecde347..196ee5de576b9 100644
--- a/pkgs/development/libraries/science/math/planarity/default.nix
+++ b/pkgs/development/libraries/science/math/planarity/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/graph-algorithms/edge-addition-planarity-suite";
     description = "A library for implementing graph algorithms";
+    mainProgram = "planarity";
     license = licenses.bsd3;
     maintainers = teams.sage.members;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/science/math/sympow/default.nix b/pkgs/development/libraries/science/math/sympow/default.nix
index 09ca356ccdc5b..1033f26f43603 100644
--- a/pkgs/development/libraries/science/math/sympow/default.nix
+++ b/pkgs/development/libraries/science/math/sympow/default.nix
@@ -73,6 +73,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Compute special values of symmetric power elliptic curve L-functions";
+    mainProgram = "sympow";
     license = {
       shortName = "sympow";
       fullName = "Custom, BSD-like. See COPYING file.";
diff --git a/pkgs/development/libraries/science/math/trilinos/default.nix b/pkgs/development/libraries/science/math/trilinos/default.nix
index 1939b0a5307b7..8e461f1caf24c 100644
--- a/pkgs/development/libraries/science/math/trilinos/default.nix
+++ b/pkgs/development/libraries/science/math/trilinos/default.nix
@@ -88,6 +88,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Engineering and scientific problems algorithms";
+    mainProgram = "nvcc_wrapper";
     longDescription = ''
       The Trilinos Project is an effort to develop algorithms and enabling
       technologies within an object-oriented software framework for the
diff --git a/pkgs/development/libraries/science/robotics/edgetpu-compiler/default.nix b/pkgs/development/libraries/science/robotics/edgetpu-compiler/default.nix
index 5e02398d1b4ec..07d978641663d 100644
--- a/pkgs/development/libraries/science/robotics/edgetpu-compiler/default.nix
+++ b/pkgs/development/libraries/science/robotics/edgetpu-compiler/default.nix
@@ -50,6 +50,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A command line tool that compiles a TensorFlow Lite model into an Edge TPU compatible file.";
+    mainProgram = "edgetpu_compiler";
     homepage = "https://coral.ai/docs/edgetpu/compiler";
     sourceProvenance = with sourceTypes; [ binaryNativeCode ];
     license = licenses.asl20;
diff --git a/pkgs/development/libraries/serialdv/default.nix b/pkgs/development/libraries/serialdv/default.nix
index bff7a107eebeb..549d036933755 100644
--- a/pkgs/development/libraries/serialdv/default.nix
+++ b/pkgs/development/libraries/serialdv/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "C++ Minimal interface to encode and decode audio with AMBE3000 based devices in packet mode over a serial link";
+    mainProgram = "dvtest";
     homepage = "https://github.com/f4exb/serialdv";
     platforms = platforms.unix;
     maintainers = with maintainers; [ alkeryn ];
diff --git a/pkgs/development/libraries/sexpp/default.nix b/pkgs/development/libraries/sexpp/default.nix
index dd41d520d28c1..21b661338b640 100644
--- a/pkgs/development/libraries/sexpp/default.nix
+++ b/pkgs/development/libraries/sexpp/default.nix
@@ -41,6 +41,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = with lib; {
     homepage = "https://github.com/rnpgp/sexp";
     description = "S-expressions parser and generator C++ library, fully compliant to [https://people.csail.mit.edu/rivest/Sexp.txt]";
+    mainProgram = "sexpp";
     license = licenses.mit;
     platforms = platforms.all;
     maintainers = with maintainers; [ ribose-jeffreylau ];
diff --git a/pkgs/development/libraries/shine/default.nix b/pkgs/development/libraries/shine/default.nix
index 8e5d02e632d23..433e4dcc61795 100644
--- a/pkgs/development/libraries/shine/default.nix
+++ b/pkgs/development/libraries/shine/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Fast fixed-point mp3 encoding library";
+    mainProgram = "shineenc";
     homepage = "https://github.com/toots/shine";
     license = licenses.lgpl2Only;
     maintainers = with maintainers; [ dandellion ];
diff --git a/pkgs/development/libraries/slib/default.nix b/pkgs/development/libraries/slib/default.nix
index 54aa046bd6762..c3c5965816f4f 100644
--- a/pkgs/development/libraries/slib/default.nix
+++ b/pkgs/development/libraries/slib/default.nix
@@ -39,6 +39,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "The SLIB Portable Scheme Library";
+    mainProgram = "slib";
 
     longDescription = ''
       SLIB is a portable library for the programming language Scheme.  It
diff --git a/pkgs/development/libraries/smooth/default.nix b/pkgs/development/libraries/smooth/default.nix
index bc4a5601dc457..402500dc9528d 100644
--- a/pkgs/development/libraries/smooth/default.nix
+++ b/pkgs/development/libraries/smooth/default.nix
@@ -52,6 +52,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "The smooth Class Library";
+    mainProgram = "smooth-translator";
     license = licenses.artistic2;
     homepage = "http://www.smooth-project.org/";
     maintainers = with maintainers; [ shamilton ];
diff --git a/pkgs/development/libraries/sonic/default.nix b/pkgs/development/libraries/sonic/default.nix
index ba3164db11aac..4ab71b36a0123 100644
--- a/pkgs/development/libraries/sonic/default.nix
+++ b/pkgs/development/libraries/sonic/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Simple library to speed up or slow down speech";
+    mainProgram = "sonic";
     homepage = "https://github.com/waywardgeek/sonic";
     license = licenses.asl20;
     maintainers = with maintainers; [ aske ];
diff --git a/pkgs/development/libraries/sqlcipher/default.nix b/pkgs/development/libraries/sqlcipher/default.nix
index d35f654650ee5..0a22d41778924 100644
--- a/pkgs/development/libraries/sqlcipher/default.nix
+++ b/pkgs/development/libraries/sqlcipher/default.nix
@@ -60,6 +60,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     changelog = "https://github.com/sqlcipher/sqlcipher/blob/v${version}/CHANGELOG.md";
     description = "SQLite extension that provides 256 bit AES encryption of database files";
+    mainProgram = "sqlcipher";
     homepage = "https://www.zetetic.net/sqlcipher/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/libraries/sregex/default.nix b/pkgs/development/libraries/sregex/default.nix
index 48a1b9c3930ed..a4d2ef526db94 100644
--- a/pkgs/development/libraries/sregex/default.nix
+++ b/pkgs/development/libraries/sregex/default.nix
@@ -16,6 +16,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/openresty/sregex";
     description = "A non-backtracking NFA/DFA-based Perl-compatible regex engine matching on large data streams";
+    mainProgram = "sregex-cli";
     license = licenses.bsd3;
     maintainers = with maintainers; [];
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/subunit/default.nix b/pkgs/development/libraries/subunit/default.nix
index 61c30ebcf0335..ed0c5a2d87202 100644
--- a/pkgs/development/libraries/subunit/default.nix
+++ b/pkgs/development/libraries/subunit/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A streaming protocol for test results";
+    mainProgram = "subunit-diff";
     homepage = "https://launchpad.net/subunit";
     license = licenses.asl20;
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/swiften/default.nix b/pkgs/development/libraries/swiften/default.nix
index f839021c949ea..05b1b996ea3f7 100644
--- a/pkgs/development/libraries/swiften/default.nix
+++ b/pkgs/development/libraries/swiften/default.nix
@@ -81,6 +81,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "An XMPP library for C++, used by the Swift client";
+    mainProgram = "swiften-config";
     homepage = "http://swift.im/swiften.html";
     license = licenses.gpl2Plus;
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/sycl-info/default.nix b/pkgs/development/libraries/sycl-info/default.nix
index 9d86017e084ea..5d70bed4dd0fe 100644
--- a/pkgs/development/libraries/sycl-info/default.nix
+++ b/pkgs/development/libraries/sycl-info/default.nix
@@ -50,6 +50,7 @@ stdenv.mkDerivation rec {
     {
       homepage = "https://github.com/codeplaysoftware/sycl-info";
       description = "Tool to show information about available SYCL implementations";
+      mainProgram = "sycl-info";
       platforms = platforms.linux;
       license = licenses.asl20;
       maintainers = with maintainers; [ davidtwco ];
diff --git a/pkgs/development/libraries/ta-lib/default.nix b/pkgs/development/libraries/ta-lib/default.nix
index ea5ec66cf1697..c3f77a9a247a3 100644
--- a/pkgs/development/libraries/ta-lib/default.nix
+++ b/pkgs/development/libraries/ta-lib/default.nix
@@ -16,6 +16,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description =
       "TA-Lib is a library that provides common functions for the technical analysis of financial market data.";
+    mainProgram = "ta-lib-config";
     homepage = "https://ta-lib.org/";
     license = lib.licenses.bsd3;
 
diff --git a/pkgs/development/libraries/tachyon/default.nix b/pkgs/development/libraries/tachyon/default.nix
index 64746d84572ab..02fb1fbc1324e 100644
--- a/pkgs/development/libraries/tachyon/default.nix
+++ b/pkgs/development/libraries/tachyon/default.nix
@@ -69,6 +69,7 @@ stdenv.mkDerivation rec {
   '';
   meta = {
     description = "A Parallel / Multiprocessor Ray Tracing System";
+    mainProgram = "tachyon";
     license = lib.licenses.bsd3;
     maintainers = [lib.maintainers.raskin];
     platforms = with lib.platforms; linux ++ cygwin ++ darwin;
diff --git a/pkgs/development/libraries/taco/default.nix b/pkgs/development/libraries/taco/default.nix
index 1bd404806f107..693b5f25f9904 100644
--- a/pkgs/development/libraries/taco/default.nix
+++ b/pkgs/development/libraries/taco/default.nix
@@ -47,6 +47,7 @@ in stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Computes sparse tensor expressions on CPUs and GPUs";
+    mainProgram = "taco";
     license = licenses.mit;
     homepage = "https://github.com/tensor-compiler/taco";
     maintainers = [ maintainers.sheepforce ];
diff --git a/pkgs/development/libraries/taglib-extras/default.nix b/pkgs/development/libraries/taglib-extras/default.nix
index acb52cc53dbfd..5ba1a5e201820 100644
--- a/pkgs/development/libraries/taglib-extras/default.nix
+++ b/pkgs/development/libraries/taglib-extras/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Additional taglib plugins";
+    mainProgram = "taglib-extras-config";
     platforms = platforms.unix;
     license = licenses.lgpl2;
   };
diff --git a/pkgs/development/libraries/taglib/default.nix b/pkgs/development/libraries/taglib/default.nix
index aa759ddbbb02c..fc3914b26d293 100644
--- a/pkgs/development/libraries/taglib/default.nix
+++ b/pkgs/development/libraries/taglib/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = with lib; {
     homepage = "https://taglib.org/";
     description = "A library for reading and editing audio file metadata";
+    mainProgram = "taglib-config";
     longDescription = ''
       TagLib is a library for reading and editing the meta-data of several
       popular audio formats. Currently it supports both ID3v1 and ID3v2 for MP3
diff --git a/pkgs/development/libraries/termbench-pro/default.nix b/pkgs/development/libraries/termbench-pro/default.nix
index 11edecf31cc78..5291536f695fb 100644
--- a/pkgs/development/libraries/termbench-pro/default.nix
+++ b/pkgs/development/libraries/termbench-pro/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Terminal Benchmarking as CLI and library";
+    mainProgram = "tbp";
     license = licenses.asl20;
     platforms = platforms.unix;
     maintainers = with maintainers; [ moni ];
diff --git a/pkgs/development/libraries/text-engine/default.nix b/pkgs/development/libraries/text-engine/default.nix
index 0a9004d01a588..120076a7e0d78 100644
--- a/pkgs/development/libraries/text-engine/default.nix
+++ b/pkgs/development/libraries/text-engine/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Rich text framework for GTK";
+    mainProgram = "text-engine-demo";
     homepage = "https://github.com/mjakeman/text-engine";
     license = with licenses; [ mpl20 lgpl21Plus ];
     maintainers = with maintainers; [ foo-dogsquared ];
diff --git a/pkgs/development/libraries/thrift/default.nix b/pkgs/development/libraries/thrift/default.nix
index acb3a2404870e..3d0a9d8a78744 100644
--- a/pkgs/development/libraries/thrift/default.nix
+++ b/pkgs/development/libraries/thrift/default.nix
@@ -131,6 +131,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library for scalable cross-language services";
+    mainProgram = "thrift";
     homepage = "https://thrift.apache.org/";
     license = licenses.asl20;
     platforms = platforms.linux ++ platforms.darwin;
diff --git a/pkgs/development/libraries/tidyp/default.nix b/pkgs/development/libraries/tidyp/default.nix
index c2a8ae0337ace..aa54616cf42a6 100644
--- a/pkgs/development/libraries/tidyp/default.nix
+++ b/pkgs/development/libraries/tidyp/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A program that can validate your HTML, as well as modify it to be more clean and standard";
+    mainProgram = "tidyp";
     homepage = "http://tidyp.com/";
     platforms = platforms.all;
     maintainers = with maintainers; [ pSub ];
diff --git a/pkgs/development/libraries/tinycbor/default.nix b/pkgs/development/libraries/tinycbor/default.nix
index 4826c2b49c1f8..9f9a060d74d8e 100644
--- a/pkgs/development/libraries/tinycbor/default.nix
+++ b/pkgs/development/libraries/tinycbor/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Concise Binary Object Representation (CBOR) Library";
+    mainProgram = "cbordump";
     homepage = "https://github.com/intel/tinycbor";
     license = licenses.mit;
     maintainers = with maintainers; [ oxzi ];
diff --git a/pkgs/development/libraries/tinycdb/default.nix b/pkgs/development/libraries/tinycdb/default.nix
index 2d9cb53e79499..c13e97e968bfe 100644
--- a/pkgs/development/libraries/tinycdb/default.nix
+++ b/pkgs/development/libraries/tinycdb/default.nix
@@ -41,6 +41,7 @@ in stdenv.mkDerivation rec {
   meta = with lib; {
 
     description = "utility to manipulate constant databases (cdb)";
+    mainProgram = "cdb";
 
     longDescription = ''
       tinycdb is a small, fast and reliable utility and subroutine
diff --git a/pkgs/development/libraries/tracker/default.nix b/pkgs/development/libraries/tracker/default.nix
index db9f7f1cfbf56..45c5eb10152c7 100644
--- a/pkgs/development/libraries/tracker/default.nix
+++ b/pkgs/development/libraries/tracker/default.nix
@@ -173,6 +173,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = with lib; {
     homepage = "https://wiki.gnome.org/Projects/Tracker";
     description = "Desktop-neutral user information store, search tool and indexer";
+    mainProgram = "tracker3";
     maintainers = teams.gnome.members;
     license = licenses.gpl2Plus;
     platforms = platforms.unix;
diff --git a/pkgs/development/libraries/tsocks/default.nix b/pkgs/development/libraries/tsocks/default.nix
index a489f679c6ce4..c12f9a44ac6d2 100644
--- a/pkgs/development/libraries/tsocks/default.nix
+++ b/pkgs/development/libraries/tsocks/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Transparent SOCKS v4 proxying library";
+    mainProgram = "tsocks";
     homepage = "https://tsocks.sourceforge.net/";
     license = lib.licenses.gpl2;
     maintainers = with maintainers; [ edwtjo ];
diff --git a/pkgs/development/libraries/twolame/default.nix b/pkgs/development/libraries/twolame/default.nix
index 3537dd3029b6e..e81e47e094aac 100644
--- a/pkgs/development/libraries/twolame/default.nix
+++ b/pkgs/development/libraries/twolame/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation {
 
   meta = with lib;{
     description = "A MP2 encoder";
+    mainProgram = "twolame";
     longDescription = ''
       TwoLAME is an optimised MPEG Audio Layer 2 (MP2) encoder based on
       tooLAME by Mike Cheng, which in turn is based upon the ISO dist10
diff --git a/pkgs/development/libraries/ucc/default.nix b/pkgs/development/libraries/ucc/default.nix
index 68f358b3d3deb..09e10565bb2e1 100644
--- a/pkgs/development/libraries/ucc/default.nix
+++ b/pkgs/development/libraries/ucc/default.nix
@@ -58,6 +58,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Collective communication operations API";
+    mainProgram = "ucc_info";
     license = licenses.bsd3;
     maintainers = [ maintainers.markuskowa ];
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/uci/default.nix b/pkgs/development/libraries/uci/default.nix
index 43e6cb9d697d6..55281e78ac744 100644
--- a/pkgs/development/libraries/uci/default.nix
+++ b/pkgs/development/libraries/uci/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "OpenWrt Unified Configuration Interface";
+    mainProgram = "uci";
     homepage = "https://git.openwrt.org/?p=project/uci.git;a=summary";
     license = licenses.lgpl21Only;
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/usbredir/default.nix b/pkgs/development/libraries/usbredir/default.nix
index c7e8a361ee16e..e4a8c7628bc8b 100644
--- a/pkgs/development/libraries/usbredir/default.nix
+++ b/pkgs/development/libraries/usbredir/default.nix
@@ -45,6 +45,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "USB traffic redirection protocol";
+    mainProgram = "usbredirect";
     homepage = "https://www.spice-space.org/usbredir.html";
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ offline ];
diff --git a/pkgs/development/libraries/ustr/default.nix b/pkgs/development/libraries/ustr/default.nix
index b0e4ab6c064e3..598e5e7c76a11 100644
--- a/pkgs/development/libraries/ustr/default.nix
+++ b/pkgs/development/libraries/ustr/default.nix
@@ -35,6 +35,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://www.and.org/ustr/";
     description = "Micro String API for C language";
+    mainProgram = "ustr-import";
     license = licenses.bsd2;
     maintainers = [ ];
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/v8/default.nix b/pkgs/development/libraries/v8/default.nix
index 6d9758f75a402..37cc66834462b 100644
--- a/pkgs/development/libraries/v8/default.nix
+++ b/pkgs/development/libraries/v8/default.nix
@@ -182,6 +182,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://v8.dev/";
     description = "Google's open source JavaScript engine";
+    mainProgram = "d8";
     maintainers = with maintainers; [ proglodyte matthewbauer ];
     platforms = platforms.unix;
     license = licenses.bsd3;
diff --git a/pkgs/development/libraries/vigra/default.nix b/pkgs/development/libraries/vigra/default.nix
index 677406d275a85..4e3aab9a5532c 100644
--- a/pkgs/development/libraries/vigra/default.nix
+++ b/pkgs/development/libraries/vigra/default.nix
@@ -52,6 +52,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Novel computer vision C++ library with customizable algorithms and data structures";
+    mainProgram = "vigra-config";
     homepage = "https://hci.iwr.uni-heidelberg.de/vigra";
     license = licenses.mit;
     maintainers = [ maintainers.viric ];
diff --git a/pkgs/development/libraries/virglrenderer/default.nix b/pkgs/development/libraries/virglrenderer/default.nix
index fa67cbb7edd74..a20f26157ffcb 100644
--- a/pkgs/development/libraries/virglrenderer/default.nix
+++ b/pkgs/development/libraries/virglrenderer/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A virtual 3D GPU library that allows a qemu guest to use the host GPU for accelerated 3D rendering";
+    mainProgram = "virgl_test_server";
     homepage = "https://virgil3d.github.io/";
     license = licenses.mit;
     platforms = platforms.linux;
diff --git a/pkgs/development/libraries/volume-key/default.nix b/pkgs/development/libraries/volume-key/default.nix
index 2c2774521762a..e6aa378d01e58 100644
--- a/pkgs/development/libraries/volume-key/default.nix
+++ b/pkgs/development/libraries/volume-key/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A library for manipulating storage volume encryption keys and storing them separately from volumes to handle forgotten passphrases, and the associated command-line tool";
+    mainProgram = "volume_key";
     homepage = "https://pagure.io/volume_key/";
     license = licenses.gpl2;
     maintainers = with maintainers; [];
diff --git a/pkgs/development/libraries/vrb/default.nix b/pkgs/development/libraries/vrb/default.nix
index 1ebc37cdf2f33..b4a2f9a388f19 100644
--- a/pkgs/development/libraries/vrb/default.nix
+++ b/pkgs/development/libraries/vrb/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A virtual ring buffer library written in C";
+    mainProgram = "vbuf";
     license     = licenses.lgpl21;
     homepage    = "http://vrb.sourceforge.net/";
     maintainers = [ maintainers.bobvanderlinden ];
diff --git a/pkgs/development/libraries/waffle/default.nix b/pkgs/development/libraries/waffle/default.nix
index b24c8262794f3..6867f9da410ef 100644
--- a/pkgs/development/libraries/waffle/default.nix
+++ b/pkgs/development/libraries/waffle/default.nix
@@ -63,6 +63,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A cross-platform C library that allows one to defer selection of an OpenGL API and window system until runtime";
+    mainProgram = "wflinfo";
     homepage = "https://www.waffle-gl.org/";
     license = licenses.bsd2;
     platforms = platforms.mesaPlatforms;
diff --git a/pkgs/development/libraries/wayland/default.nix b/pkgs/development/libraries/wayland/default.nix
index b4e203f5ed264..8bc53de162f79 100644
--- a/pkgs/development/libraries/wayland/default.nix
+++ b/pkgs/development/libraries/wayland/default.nix
@@ -116,6 +116,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Core Wayland window system code and protocol";
+    mainProgram = "wayland-scanner";
     longDescription = ''
       Wayland is a project to define a protocol for a compositor to talk to its
       clients as well as a library implementation of the protocol.
diff --git a/pkgs/development/libraries/waylandpp/default.nix b/pkgs/development/libraries/waylandpp/default.nix
index 551712f89f5f3..7eeeb2467edde 100644
--- a/pkgs/development/libraries/waylandpp/default.nix
+++ b/pkgs/development/libraries/waylandpp/default.nix
@@ -58,6 +58,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Wayland C++ binding";
+    mainProgram = "wayland-scanner++";
     homepage = "https://github.com/NilsBrause/waylandpp/";
     license = with lib.licenses; [ bsd2 hpnd ];
     maintainers = with lib.maintainers; [ minijackson ];
diff --git a/pkgs/development/libraries/webkitgtk/default.nix b/pkgs/development/libraries/webkitgtk/default.nix
index 58f0f190ae27e..7ca5ffc19020d 100644
--- a/pkgs/development/libraries/webkitgtk/default.nix
+++ b/pkgs/development/libraries/webkitgtk/default.nix
@@ -235,6 +235,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Web content rendering engine, GTK port";
+    mainProgram = "WebKitWebDriver";
     homepage = "https://webkitgtk.org/";
     license = licenses.bsd2;
     pkgConfigModules = [
diff --git a/pkgs/development/libraries/wiiuse/default.nix b/pkgs/development/libraries/wiiuse/default.nix
index d5d34fb618d68..b3fe943494534 100644
--- a/pkgs/development/libraries/wiiuse/default.nix
+++ b/pkgs/development/libraries/wiiuse/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Feature complete cross-platform Wii Remote access library";
+    mainProgram = "wiiuseexample";
     license = licenses.gpl3Plus;
     homepage = "https://github.com/wiiuse/wiiuse";
     maintainers = with maintainers; [ shamilton ];
diff --git a/pkgs/development/libraries/wildmidi/default.nix b/pkgs/development/libraries/wildmidi/default.nix
index 23dc8dc3b0530..c09ee248d2113 100644
--- a/pkgs/development/libraries/wildmidi/default.nix
+++ b/pkgs/development/libraries/wildmidi/default.nix
@@ -48,6 +48,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Software MIDI player and library";
+    mainProgram = "wildmidi";
     longDescription = ''
       WildMIDI is a simple software midi player which has a core softsynth
       library that can be use with other applications.
diff --git a/pkgs/development/libraries/wiredtiger/default.nix b/pkgs/development/libraries/wiredtiger/default.nix
index 28f66b8d31cf1..a87afd7ee09fc 100644
--- a/pkgs/development/libraries/wiredtiger/default.nix
+++ b/pkgs/development/libraries/wiredtiger/default.nix
@@ -53,6 +53,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://wiredtiger.com/";
     description = "";
+    mainProgram = "wt";
     license = licenses.gpl2;
     platforms = intersectLists platforms.unix platforms.x86_64;
   };
diff --git a/pkgs/development/libraries/wolfssl/default.nix b/pkgs/development/libraries/wolfssl/default.nix
index 60a6e10c8334b..112aacf93e0ed 100644
--- a/pkgs/development/libraries/wolfssl/default.nix
+++ b/pkgs/development/libraries/wolfssl/default.nix
@@ -97,6 +97,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "A small, fast, portable implementation of TLS/SSL for embedded devices";
+    mainProgram = "wolfssl-config";
     homepage = "https://www.wolfssl.com/";
     changelog = "https://github.com/wolfSSL/wolfssl/releases/tag/v${finalAttrs.version}-stable";
     platforms = platforms.all;
diff --git a/pkgs/development/libraries/wxSVG/default.nix b/pkgs/development/libraries/wxSVG/default.nix
index 0119a2c03776d..8519cbaacc246 100644
--- a/pkgs/development/libraries/wxSVG/default.nix
+++ b/pkgs/development/libraries/wxSVG/default.nix
@@ -47,6 +47,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://wxsvg.sourceforge.net/";
     description = "A SVG manipulation library built with wxWidgets";
+    mainProgram = "svgview";
     longDescription = ''
       wxSVG is C++ library to create, manipulate and render Scalable Vector
       Graphics (SVG) files with the wxWidgets toolkit.
diff --git a/pkgs/development/libraries/wxsqliteplus/default.nix b/pkgs/development/libraries/wxsqliteplus/default.nix
index 7ae728d90552c..3bb7729f7db0e 100644
--- a/pkgs/development/libraries/wxsqliteplus/default.nix
+++ b/pkgs/development/libraries/wxsqliteplus/default.nix
@@ -38,6 +38,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A simple SQLite database browser built with wxWidgets";
+    mainProgram = "wxsqliteplus";
     homepage = "https://github.com/guanlisheng/wxsqliteplus";
     license = licenses.gpl3Plus;
     maintainers = [ maintainers.vrthra ];
diff --git a/pkgs/development/libraries/x264/default.nix b/pkgs/development/libraries/x264/default.nix
index a011cf9c20003..f857b2a0b89e7 100644
--- a/pkgs/development/libraries/x264/default.nix
+++ b/pkgs/development/libraries/x264/default.nix
@@ -57,6 +57,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library for encoding H264/AVC video streams";
+    mainProgram = "x264";
     homepage = "http://www.videolan.org/developers/x264.html";
     license = licenses.gpl2Plus;
     platforms = platforms.unix ++ platforms.windows;
diff --git a/pkgs/development/libraries/x265/default.nix b/pkgs/development/libraries/x265/default.nix
index 1fc5f3129c0ef..7f44834d48672 100644
--- a/pkgs/development/libraries/x265/default.nix
+++ b/pkgs/development/libraries/x265/default.nix
@@ -147,6 +147,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library for encoding H.265/HEVC video streams";
+    mainProgram = "x265";
     homepage = "https://www.x265.org/";
     changelog = "https://x265.readthedocs.io/en/master/releasenotes.html#version-${lib.strings.replaceStrings ["."] ["-"] version}";
     license = licenses.gpl2Plus;
diff --git a/pkgs/development/libraries/xalanc/default.nix b/pkgs/development/libraries/xalanc/default.nix
index 2b5f2379fde7f..707f819f13290 100644
--- a/pkgs/development/libraries/xalanc/default.nix
+++ b/pkgs/development/libraries/xalanc/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://xalan.apache.org/";
     description = "A XSLT processor for transforming XML documents";
+    mainProgram = "Xalan";
     license = lib.licenses.asl20;
     platforms = lib.platforms.linux ++ lib.platforms.darwin;
     maintainers = [ lib.maintainers.jagajaga ];
diff --git a/pkgs/development/libraries/xavs/default.nix b/pkgs/development/libraries/xavs/default.nix
index 25dd7fdad7efc..2d0960e3ff52a 100644
--- a/pkgs/development/libraries/xavs/default.nix
+++ b/pkgs/development/libraries/xavs/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "AVS encoder and decoder";
+    mainProgram = "xavs";
     homepage    = "https://xavs.sourceforge.net/";
     license     = licenses.lgpl2;
     platforms   = platforms.linux ++ platforms.darwin;
diff --git a/pkgs/development/libraries/xsd/default.nix b/pkgs/development/libraries/xsd/default.nix
index 2d614ee0e7310..8096b2edd295f 100644
--- a/pkgs/development/libraries/xsd/default.nix
+++ b/pkgs/development/libraries/xsd/default.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://www.codesynthesis.com/products/xsd";
     description = "An open-source, cross-platform W3C XML Schema to C++ data binding compiler";
+    mainProgram = "xsd";
     license = lib.licenses.gpl2;
     platforms = lib.platforms.linux;
     maintainers = [ lib.maintainers.jagajaga ];
diff --git a/pkgs/development/libraries/yubico-pam/default.nix b/pkgs/development/libraries/yubico-pam/default.nix
index e417de5e1ff09..904a6380a0abf 100644
--- a/pkgs/development/libraries/yubico-pam/default.nix
+++ b/pkgs/development/libraries/yubico-pam/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Yubico PAM module";
+    mainProgram = "ykpamcfg";
     homepage = "https://developers.yubico.com/yubico-pam";
     license = licenses.bsd2;
     maintainers = with maintainers; [ dtzWill ];
diff --git a/pkgs/development/misc/avr8-burn-omat/default.nix b/pkgs/development/misc/avr8-burn-omat/default.nix
index 34d53337f6af7..0ee98bb954d48 100644
--- a/pkgs/development/misc/avr8-burn-omat/default.nix
+++ b/pkgs/development/misc/avr8-burn-omat/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "GUI tool for avrdude";
+    mainProgram = "avr8-burn-omat";
     homepage = "http://avr8-burn-o-mat.aaabbb.de/avr8_burn_o_mat_avrdude_gui_en.html";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
     license = lib.licenses.gpl3;
diff --git a/pkgs/development/misc/brev-cli/default.nix b/pkgs/development/misc/brev-cli/default.nix
index 05ef47ee27946..39824b634b11b 100644
--- a/pkgs/development/misc/brev-cli/default.nix
+++ b/pkgs/development/misc/brev-cli/default.nix
@@ -31,6 +31,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Connect your laptop to cloud computers";
+    mainProgram = "brev";
     homepage = "https://github.com/brevdev/brev-cli";
     license = licenses.mit;
     maintainers = with maintainers; [ dit7ya ];
diff --git a/pkgs/development/misc/datafusion/default.nix b/pkgs/development/misc/datafusion/default.nix
index bcd937a914ead..78b8023c5f6d7 100644
--- a/pkgs/development/misc/datafusion/default.nix
+++ b/pkgs/development/misc/datafusion/default.nix
@@ -34,6 +34,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "cli for Apache Arrow DataFusion";
+    mainProgram = "datafusion-cli";
     homepage = "https://arrow.apache.org/datafusion";
     changelog = "https://github.com/apache/arrow-datafusion/blob/${version}/datafusion/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/misc/juce/default.nix b/pkgs/development/misc/juce/default.nix
index ced9acc27c4ff..7625c7df27bd1 100644
--- a/pkgs/development/misc/juce/default.nix
+++ b/pkgs/development/misc/juce/default.nix
@@ -60,6 +60,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Cross-platform C++ application framework";
+    mainProgram = "juceaide";
     longDescription = "JUCE is an open-source cross-platform C++ application framework for desktop and mobile applications, including VST, VST3, AU, AUv3, RTAS and AAX audio plug-ins";
     homepage = "https://github.com/juce-framework/JUCE";
     license = with licenses; [ isc gpl3Plus ];
diff --git a/pkgs/development/misc/loc/default.nix b/pkgs/development/misc/loc/default.nix
index 9f6286d14f4cc..405c45cd4ae98 100644
--- a/pkgs/development/misc/loc/default.nix
+++ b/pkgs/development/misc/loc/default.nix
@@ -16,6 +16,7 @@ rustPlatform.buildRustPackage rec {
   meta = with lib; {
     homepage = "https://github.com/cgag/loc";
     description = "Count lines of code quickly";
+    mainProgram = "loc";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ ];
     platforms = platforms.unix;
diff --git a/pkgs/development/misc/msp430/mspdebug.nix b/pkgs/development/misc/msp430/mspdebug.nix
index 122b3cec4b72c..43689420f8030 100644
--- a/pkgs/development/misc/msp430/mspdebug.nix
+++ b/pkgs/development/misc/msp430/mspdebug.nix
@@ -55,6 +55,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A free programmer, debugger, and gdb proxy for MSP430 MCUs";
+    mainProgram = "mspdebug";
     homepage = "https://dlbeer.co.nz/mspdebug/";
     license = licenses.gpl2;
     platforms = platforms.all;
diff --git a/pkgs/development/misc/rappel/default.nix b/pkgs/development/misc/rappel/default.nix
index 67e202a005fc9..e00a6030acec9 100644
--- a/pkgs/development/misc/rappel/default.nix
+++ b/pkgs/development/misc/rappel/default.nix
@@ -31,6 +31,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/yrp604/rappel";
     description = "A pretty janky assembly REPL";
+    mainProgram = "rappel";
     license = licenses.bsdOriginal;
     maintainers = [ maintainers.pamplemousse ];
     platforms = platforms.linux;
diff --git a/pkgs/development/misc/rpiboot/default.nix b/pkgs/development/misc/rpiboot/default.nix
index 8930648cdaaaa..69ea80db109fb 100644
--- a/pkgs/development/misc/rpiboot/default.nix
+++ b/pkgs/development/misc/rpiboot/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/raspberrypi/usbboot";
     description = "Utility to boot a Raspberry Pi CM/CM3/CM4/Zero over USB";
+    mainProgram = "rpiboot";
     license = licenses.asl20;
     maintainers = with maintainers; [ cartr flokli ];
     platforms = [ "aarch64-linux" "aarch64-darwin" "armv7l-linux" "armv6l-linux" "x86_64-linux" "x86_64-darwin" ];
diff --git a/pkgs/development/mobile/adbfs-rootless/default.nix b/pkgs/development/mobile/adbfs-rootless/default.nix
index 674988dccb17e..e959b88c6c6a0 100644
--- a/pkgs/development/mobile/adbfs-rootless/default.nix
+++ b/pkgs/development/mobile/adbfs-rootless/default.nix
@@ -35,6 +35,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Mount Android phones on Linux with adb, no root required";
+    mainProgram = "adbfs";
     inherit (src.meta) homepage;
     license = licenses.bsd3;
     maintainers = with maintainers; [ aleksana ];
diff --git a/pkgs/development/mobile/fdroidcl/default.nix b/pkgs/development/mobile/fdroidcl/default.nix
index 6b6f676a8d4f0..9b23443a3a2ad 100644
--- a/pkgs/development/mobile/fdroidcl/default.nix
+++ b/pkgs/development/mobile/fdroidcl/default.nix
@@ -29,6 +29,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "F-Droid command line interface written in Go";
+    mainProgram = "fdroidcl";
     homepage = "https://github.com/mvdan/fdroidcl";
     license = licenses.bsd3;
     maintainers = with maintainers; [ aleksana ];
diff --git a/pkgs/development/mobile/ios-webkit-debug-proxy/default.nix b/pkgs/development/mobile/ios-webkit-debug-proxy/default.nix
index 4c9a5a4e35e12..a6e9be923e427 100644
--- a/pkgs/development/mobile/ios-webkit-debug-proxy/default.nix
+++ b/pkgs/development/mobile/ios-webkit-debug-proxy/default.nix
@@ -51,6 +51,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A DevTools proxy (Chrome Remote Debugging Protocol) for iOS devices (Safari Remote Web Inspector)";
+    mainProgram = "ios_webkit_debug_proxy";
     longDescription = ''
       The ios_webkit_debug_proxy (aka iwdp) proxies requests from usbmuxd
       daemon over a websocket connection, allowing developers to send commands
diff --git a/pkgs/development/mobile/webos/novacomd.nix b/pkgs/development/mobile/webos/novacomd.nix
index 3d9eb8de1030a..34559354c2755 100644
--- a/pkgs/development/mobile/webos/novacomd.nix
+++ b/pkgs/development/mobile/webos/novacomd.nix
@@ -38,6 +38,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Daemon for communicating with WebOS devices";
+    mainProgram = "novacomd";
     license = licenses.asl20;
     maintainers = with maintainers; [ dtzWill ];
     platforms = platforms.linux;
diff --git a/pkgs/development/ocaml-modules/csv/csvtool.nix b/pkgs/development/ocaml-modules/csv/csvtool.nix
index 05d9a440f9c14..f5a6f458bfa2e 100644
--- a/pkgs/development/ocaml-modules/csv/csvtool.nix
+++ b/pkgs/development/ocaml-modules/csv/csvtool.nix
@@ -14,5 +14,6 @@ buildDunePackage {
 
   meta = csv.meta // {
     description = "Command line tool for handling CSV files";
+    mainProgram = "csvtool";
   };
 }
diff --git a/pkgs/development/ocaml-modules/jingoo/default.nix b/pkgs/development/ocaml-modules/jingoo/default.nix
index 7ed0e995df7a3..595a5cbb18a76 100644
--- a/pkgs/development/ocaml-modules/jingoo/default.nix
+++ b/pkgs/development/ocaml-modules/jingoo/default.nix
@@ -24,6 +24,7 @@ buildDunePackage rec {
   meta = with lib; {
     homepage = "https://github.com/tategakibunko/jingoo";
     description = "OCaml template engine almost compatible with jinja2";
+    mainProgram = "jingoo";
     license = licenses.mit;
     maintainers = [ maintainers.ericbmerritt ];
   };
diff --git a/pkgs/development/ocaml-modules/lem/default.nix b/pkgs/development/ocaml-modules/lem/default.nix
index 39952366dbac7..b9e02eb97c091 100644
--- a/pkgs/development/ocaml-modules/lem/default.nix
+++ b/pkgs/development/ocaml-modules/lem/default.nix
@@ -38,6 +38,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/rems-project/lem";
     description = "A tool for lightweight executable mathematics";
+    mainProgram = "lem";
     maintainers = with maintainers; [ genericnerdyusername ];
     license = with licenses; [ bsd3 gpl2 ];
     platforms = ocaml.meta.platforms;
diff --git a/pkgs/development/ocaml-modules/menhir/default.nix b/pkgs/development/ocaml-modules/menhir/default.nix
index e4eba6e4f5c53..a96f3ab9cfd9c 100644
--- a/pkgs/development/ocaml-modules/menhir/default.nix
+++ b/pkgs/development/ocaml-modules/menhir/default.nix
@@ -13,5 +13,6 @@ buildDunePackage rec {
 
   meta = menhirSdk.meta // {
     description = "A LR(1) parser generator for OCaml";
+    mainProgram = "menhir";
   };
 }
diff --git a/pkgs/development/ocaml-modules/ocaml-syntax-shims/default.nix b/pkgs/development/ocaml-modules/ocaml-syntax-shims/default.nix
index 374efd8b2b97f..49f8cb63b98b6 100644
--- a/pkgs/development/ocaml-modules/ocaml-syntax-shims/default.nix
+++ b/pkgs/development/ocaml-modules/ocaml-syntax-shims/default.nix
@@ -18,6 +18,7 @@ buildDunePackage rec {
   meta = with lib; {
     homepage = "https://github.com/ocaml-ppx/ocaml-syntax-shims";
     description = "Backport new syntax to older OCaml versions";
+    mainProgram = "ocaml-syntax-shims";
     license = licenses.mit;
     maintainers = with maintainers; [ sternenseemann ];
   };
diff --git a/pkgs/development/ocaml-modules/odoc/default.nix b/pkgs/development/ocaml-modules/odoc/default.nix
index 43ec9da288349..18be9801a9c01 100644
--- a/pkgs/development/ocaml-modules/odoc/default.nix
+++ b/pkgs/development/ocaml-modules/odoc/default.nix
@@ -30,6 +30,7 @@ buildDunePackage rec {
 
   meta = {
     description = "A documentation generator for OCaml";
+    mainProgram = "odoc";
     license = lib.licenses.isc;
     maintainers = [ lib.maintainers.vbgl ];
     homepage = "https://github.com/ocaml/odoc";
diff --git a/pkgs/development/ocaml-modules/qtest/default.nix b/pkgs/development/ocaml-modules/qtest/default.nix
index 982e1ed924726..640ecf45b7cf2 100644
--- a/pkgs/development/ocaml-modules/qtest/default.nix
+++ b/pkgs/development/ocaml-modules/qtest/default.nix
@@ -21,6 +21,7 @@ buildDunePackage rec {
 
   meta = {
     description = "Inline (Unit) Tests for OCaml";
+    mainProgram = "qtest";
     inherit (src.meta) homepage;
     maintainers = with lib.maintainers; [ vbgl ];
     license = lib.licenses.gpl3;
diff --git a/pkgs/development/ocaml-modules/wasm/default.nix b/pkgs/development/ocaml-modules/wasm/default.nix
index 6731eb5f1eaa4..2dc6122fa6207 100644
--- a/pkgs/development/ocaml-modules/wasm/default.nix
+++ b/pkgs/development/ocaml-modules/wasm/default.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "An executable and OCaml library to run, read and write Web Assembly (wasm) files and manipulate their AST";
+    mainProgram = "wasm";
     license = lib.licenses.asl20;
     maintainers = [ lib.maintainers.vbgl ];
     homepage = "https://github.com/WebAssembly/spec/tree/master/interpreter";
diff --git a/pkgs/development/perl-modules/strip-nondeterminism/default.nix b/pkgs/development/perl-modules/strip-nondeterminism/default.nix
index 3dac3868e6649..31b3fad47b456 100644
--- a/pkgs/development/perl-modules/strip-nondeterminism/default.nix
+++ b/pkgs/development/perl-modules/strip-nondeterminism/default.nix
@@ -61,6 +61,7 @@ buildPerlPackage rec {
 
   meta = with lib; {
     description = "A Perl module for stripping bits of non-deterministic information";
+    mainProgram = "strip-nondeterminism";
     homepage = "https://reproducible-builds.org/";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ pSub artturin ];
diff --git a/pkgs/development/php-packages/psysh/default.nix b/pkgs/development/php-packages/psysh/default.nix
index 484b67b43371a..1f443f136578d 100644
--- a/pkgs/development/php-packages/psysh/default.nix
+++ b/pkgs/development/php-packages/psysh/default.nix
@@ -17,6 +17,7 @@ php.buildComposerProject (finalAttrs: {
   meta = {
     changelog = "https://github.com/bobthecow/psysh/releases/tag/v${finalAttrs.version}";
     description = "PsySH is a runtime developer console, interactive debugger and REPL for PHP.";
+    mainProgram = "psysh";
     license = lib.licenses.mit;
     homepage = "https://psysh.org/";
     maintainers = lib.teams.php.members;
diff --git a/pkgs/development/python-modules/3to2/default.nix b/pkgs/development/python-modules/3to2/default.nix
index 18e93a1ff77a7..b86e16ae0d4d0 100644
--- a/pkgs/development/python-modules/3to2/default.nix
+++ b/pkgs/development/python-modules/3to2/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://bitbucket.org/amentajo/lib3to2";
     description = "Refactors valid 3.x syntax into valid 2.x syntax, if a syntactical conversion is possible";
+    mainProgram = "3to2";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ mt-caret ];
   };
diff --git a/pkgs/development/python-modules/aafigure/default.nix b/pkgs/development/python-modules/aafigure/default.nix
index 460a4a90ee8e3..b2a04d8ac5994 100644
--- a/pkgs/development/python-modules/aafigure/default.nix
+++ b/pkgs/development/python-modules/aafigure/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ASCII art to image converter";
+    mainProgram = "aafigure";
     homepage = "https://launchpad.net/aafigure/";
     license = licenses.bsd2;
     maintainers = with maintainers; [ bjornfor ];
diff --git a/pkgs/development/python-modules/aardwolf/default.nix b/pkgs/development/python-modules/aardwolf/default.nix
index add8b364591f7..934133d0d7055 100644
--- a/pkgs/development/python-modules/aardwolf/default.nix
+++ b/pkgs/development/python-modules/aardwolf/default.nix
@@ -78,6 +78,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Asynchronous RDP protocol implementation";
+    mainProgram = "ardpscan";
     homepage = "https://github.com/skelsec/aardwolf";
     changelog = "https://github.com/skelsec/aardwolf/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/acme-tiny/default.nix b/pkgs/development/python-modules/acme-tiny/default.nix
index 9de8f1e06752a..f0e1d699a8efc 100644
--- a/pkgs/development/python-modules/acme-tiny/default.nix
+++ b/pkgs/development/python-modules/acme-tiny/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tiny script to issue and renew TLS certs from Let's Encrypt";
+    mainProgram = "acme-tiny";
     homepage = "https://github.com/diafygi/acme-tiny";
     license = licenses.mit;
   };
diff --git a/pkgs/development/python-modules/actdiag/default.nix b/pkgs/development/python-modules/actdiag/default.nix
index 0f1e20041adf4..6d04df9d96715 100644
--- a/pkgs/development/python-modules/actdiag/default.nix
+++ b/pkgs/development/python-modules/actdiag/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generate activity-diagram image from spec-text file (similar to Graphviz)";
+    mainProgram = "actdiag";
     homepage = "http://blockdiag.com/";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/add-trailing-comma/default.nix b/pkgs/development/python-modules/add-trailing-comma/default.nix
index 785c011c6d666..1bf592b99517f 100644
--- a/pkgs/development/python-modules/add-trailing-comma/default.nix
+++ b/pkgs/development/python-modules/add-trailing-comma/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tool (and pre-commit hook) to automatically add trailing commas to calls and literals";
+    mainProgram = "add-trailing-comma";
     homepage = "https://github.com/asottile/add-trailing-comma";
     license = licenses.mit;
     maintainers = with maintainers; [ gador ];
diff --git a/pkgs/development/python-modules/aesedb/default.nix b/pkgs/development/python-modules/aesedb/default.nix
index 62f9b0dd5b948..fda6d316162af 100644
--- a/pkgs/development/python-modules/aesedb/default.nix
+++ b/pkgs/development/python-modules/aesedb/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Parser for JET databases";
+    mainProgram = "antdsparse";
     homepage = "https://github.com/skelsec/aesedb";
     changelog = "https://github.com/skelsec/aesedb/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/aioazuredevops/default.nix b/pkgs/development/python-modules/aioazuredevops/default.nix
index 5c4e3ed03786c..377c967986296 100644
--- a/pkgs/development/python-modules/aioazuredevops/default.nix
+++ b/pkgs/development/python-modules/aioazuredevops/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Get data from the Azure DevOps API";
+    mainProgram = "aioazuredevops";
     homepage = "https://github.com/timmo001/aioazuredevops";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/aiobafi6/default.nix b/pkgs/development/python-modules/aiobafi6/default.nix
index 9bdd4f9eb420f..7856437baeea8 100644
--- a/pkgs/development/python-modules/aiobafi6/default.nix
+++ b/pkgs/development/python-modules/aiobafi6/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for communication with the Big Ass Fans i6 firmware";
+    mainProgram = "aiobafi6";
     homepage = "https://github.com/jfroy/aiobafi6";
     changelog = "https://github.com/jfroy/aiobafi6/releases/tag/0.8.2";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/aioblescan/default.nix b/pkgs/development/python-modules/aioblescan/default.nix
index 312dcd20ee90d..768b2f9722015 100644
--- a/pkgs/development/python-modules/aioblescan/default.nix
+++ b/pkgs/development/python-modules/aioblescan/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to listen for BLE advertized packets";
+    mainProgram = "aioblescan";
     homepage = "https://github.com/frawau/aioblescan";
     changelog = "https://github.com/frawau/aioblescan/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/aiobroadlink/default.nix b/pkgs/development/python-modules/aiobroadlink/default.nix
index 4be53769784b6..db73273a36797 100644
--- a/pkgs/development/python-modules/aiobroadlink/default.nix
+++ b/pkgs/development/python-modules/aiobroadlink/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to control various Broadlink devices";
+    mainProgram = "aiobroadlink";
     homepage = "https://github.com/frawau/aiobroadlink";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/aioconsole/default.nix b/pkgs/development/python-modules/aioconsole/default.nix
index aa9e05a982b51..8cb67f32a920d 100644
--- a/pkgs/development/python-modules/aioconsole/default.nix
+++ b/pkgs/development/python-modules/aioconsole/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/vxgmichel/aioconsole/releases/tag/v${version}";
     description = "Asynchronous console and interfaces for asyncio";
+    mainProgram = "apython";
     homepage = "https://github.com/vxgmichel/aioconsole";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ catern ];
diff --git a/pkgs/development/python-modules/aioecowitt/default.nix b/pkgs/development/python-modules/aioecowitt/default.nix
index b93333c2adb03..414f35aaf4d08 100644
--- a/pkgs/development/python-modules/aioecowitt/default.nix
+++ b/pkgs/development/python-modules/aioecowitt/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Wrapper for the EcoWitt protocol";
+    mainProgram = "ecowitt-testserver";
     homepage = "https://github.com/home-assistant-libs/aioecowitt";
     changelog = "https://github.com/home-assistant-libs/aioecowitt/releases/tag/${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/aioemonitor/default.nix b/pkgs/development/python-modules/aioemonitor/default.nix
index 505af218349c7..feddda5832f2b 100644
--- a/pkgs/development/python-modules/aioemonitor/default.nix
+++ b/pkgs/development/python-modules/aioemonitor/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client for SiteSage Emonitor";
+    mainProgram = "my_example";
     homepage = "https://github.com/bdraco/aioemonitor";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/aioharmony/default.nix b/pkgs/development/python-modules/aioharmony/default.nix
index 29d06a8e406eb..8976c3d30707c 100644
--- a/pkgs/development/python-modules/aioharmony/default.nix
+++ b/pkgs/development/python-modules/aioharmony/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/ehendrix23/aioharmony";
     description = "Python library for interacting the Logitech Harmony devices";
+    mainProgram = "aioharmony";
     license = licenses.asl20;
     maintainers = with maintainers; [ oro ];
   };
diff --git a/pkgs/development/python-modules/aiohomekit/default.nix b/pkgs/development/python-modules/aiohomekit/default.nix
index 2e6a1957779e5..546fd9c4f4041 100644
--- a/pkgs/development/python-modules/aiohomekit/default.nix
+++ b/pkgs/development/python-modules/aiohomekit/default.nix
@@ -79,6 +79,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module that implements the HomeKit protocol";
+    mainProgram = "aiohomekitctl";
     longDescription = ''
       This Python library implements the HomeKit protocol for controlling
       Homekit accessories.
diff --git a/pkgs/development/python-modules/aiohttp-wsgi/default.nix b/pkgs/development/python-modules/aiohttp-wsgi/default.nix
index f58d6eff074fb..d048cb41e3209 100644
--- a/pkgs/development/python-modules/aiohttp-wsgi/default.nix
+++ b/pkgs/development/python-modules/aiohttp-wsgi/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "WSGI adapter for aiohttp";
+    mainProgram = "aiohttp-wsgi-serve";
     homepage = "https://github.com/etianen/aiohttp-wsgi";
     license = with licenses; [ bsd3 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/aiolifx/default.nix b/pkgs/development/python-modules/aiolifx/default.nix
index 852f50fa93a36..a9362a9dac3d6 100644
--- a/pkgs/development/python-modules/aiolifx/default.nix
+++ b/pkgs/development/python-modules/aiolifx/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for local communication with LIFX devices over a LAN";
+    mainProgram = "aiolifx";
     homepage = "https://github.com/frawau/aiolifx";
     changelog = "https://github.com/frawau/aiolifx/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/aiomysensors/default.nix b/pkgs/development/python-modules/aiomysensors/default.nix
index 9ba8dae31c8a8..006f108da390e 100644
--- a/pkgs/development/python-modules/aiomysensors/default.nix
+++ b/pkgs/development/python-modules/aiomysensors/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to connect to MySensors gateways";
+    mainProgram = "aiomysensors";
     homepage = "https://github.com/MartinHjelmare/aiomysensors";
     changelog = "https://github.com/MartinHjelmare/aiomysensors/releases/tag/v${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/aiopylgtv/default.nix b/pkgs/development/python-modules/aiopylgtv/default.nix
index 447975225cadd..b7034d3858353 100644
--- a/pkgs/development/python-modules/aiopylgtv/default.nix
+++ b/pkgs/development/python-modules/aiopylgtv/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to control webOS based LG TV units";
+    mainProgram = "aiopylgtvcommand";
     homepage = "https://github.com/bendavid/aiopylgtv";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/aiortm/default.nix b/pkgs/development/python-modules/aiortm/default.nix
index e1e4f7fabaf71..89ffdf6827cb2 100644
--- a/pkgs/development/python-modules/aiortm/default.nix
+++ b/pkgs/development/python-modules/aiortm/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for the Remember the Milk API";
+    mainProgram = "aiortm";
     homepage = "https://github.com/MartinHjelmare/aiortm";
     changelog = "https://github.com/MartinHjelmare/aiortm/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/aiosmtpd/default.nix b/pkgs/development/python-modules/aiosmtpd/default.nix
index fa66e0ca53cb5..342f4e7c263b2 100644
--- a/pkgs/development/python-modules/aiosmtpd/default.nix
+++ b/pkgs/development/python-modules/aiosmtpd/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Asyncio based SMTP server";
+    mainProgram = "aiosmtpd";
     homepage = "https://aiosmtpd.readthedocs.io/";
     longDescription = ''
       This is a server for SMTP and related protocols, similar in utility to the
diff --git a/pkgs/development/python-modules/aiounifi/default.nix b/pkgs/development/python-modules/aiounifi/default.nix
index e50bd10281c5e..01879192a82d4 100644
--- a/pkgs/development/python-modules/aiounifi/default.nix
+++ b/pkgs/development/python-modules/aiounifi/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for communicating with Unifi Controller API";
+    mainProgram = "aiounifi";
     homepage = "https://github.com/Kane610/aiounifi";
     changelog = "https://github.com/Kane610/aiounifi/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/aiowinreg/default.nix b/pkgs/development/python-modules/aiowinreg/default.nix
index 19959b7accd4a..a24384e3c51e8 100644
--- a/pkgs/development/python-modules/aiowinreg/default.nix
+++ b/pkgs/development/python-modules/aiowinreg/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to parse the registry hive";
+    mainProgram = "awinreg";
     homepage = "https://github.com/skelsec/aiowinreg";
     changelog = "https://github.com/skelsec/aiowinreg/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/aiozeroconf/default.nix b/pkgs/development/python-modules/aiozeroconf/default.nix
index 6bd40233d761a..bfe406b05364b 100644
--- a/pkgs/development/python-modules/aiozeroconf/default.nix
+++ b/pkgs/development/python-modules/aiozeroconf/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A pure python implementation of multicast DNS service discovery";
+    mainProgram = "aiozeroconf";
     homepage = "https://github.com/jstasiak/python-zeroconf";
     license = licenses.lgpl21;
     maintainers = with maintainers; [ obadz ];
diff --git a/pkgs/development/python-modules/airium/default.nix b/pkgs/development/python-modules/airium/default.nix
index 4d84454a339c9..b61cd573fb4bc 100644
--- a/pkgs/development/python-modules/airium/default.nix
+++ b/pkgs/development/python-modules/airium/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Bidirectional HTML-python translator";
+    mainProgram = "airium";
     homepage = "https://gitlab.com/kamichal/airium";
     license = licenses.mit;
     maintainers = with maintainers; [ hulr ];
diff --git a/pkgs/development/python-modules/ajsonrpc/default.nix b/pkgs/development/python-modules/ajsonrpc/default.nix
index 0b974e3680454..47643f6e94b44 100644
--- a/pkgs/development/python-modules/ajsonrpc/default.nix
+++ b/pkgs/development/python-modules/ajsonrpc/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Async JSON-RPC 2.0 protocol + asyncio server";
+    mainProgram = "async-json-rpc-server";
     homepage = "https://github.com/pavlov99/ajsonrpc";
     license = licenses.mit;
     maintainers = with maintainers; [ oxzi ];
diff --git a/pkgs/development/python-modules/ale-py/default.nix b/pkgs/development/python-modules/ale-py/default.nix
index 9cc5f6105cf59..9ff15479551e3 100644
--- a/pkgs/development/python-modules/ale-py/default.nix
+++ b/pkgs/development/python-modules/ale-py/default.nix
@@ -89,6 +89,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "a simple framework that allows researchers and hobbyists to develop AI agents for Atari 2600 games";
+    mainProgram = "ale-import-roms";
     homepage = "https://github.com/mgbellemare/Arcade-Learning-Environment";
     license = licenses.gpl2;
     maintainers = with maintainers; [ billhuang ];
diff --git a/pkgs/development/python-modules/alectryon/default.nix b/pkgs/development/python-modules/alectryon/default.nix
index 136768950dfd3..423aedb942371 100644
--- a/pkgs/development/python-modules/alectryon/default.nix
+++ b/pkgs/development/python-modules/alectryon/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/cpitclaudel/alectryon";
     description = "A collection of tools for writing technical documents that mix Coq code and prose";
+    mainProgram = "alectryon";
     license = licenses.mit;
     maintainers = with maintainers; [ Zimmi48 ];
   };
diff --git a/pkgs/development/python-modules/amaranth/default.nix b/pkgs/development/python-modules/amaranth/default.nix
index 474fb3a36bac2..9636c6d94e209 100644
--- a/pkgs/development/python-modules/amaranth/default.nix
+++ b/pkgs/development/python-modules/amaranth/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A modern hardware definition language and toolchain based on Python";
+    mainProgram = "amaranth-rpc";
     homepage = "https://amaranth-lang.org/docs/amaranth";
     license = licenses.bsd2;
     maintainers = with maintainers; [ emily thoughtpolice pbsds ];
diff --git a/pkgs/development/python-modules/amarna/default.nix b/pkgs/development/python-modules/amarna/default.nix
index 778a585a69f18..d9587d11ee48f 100644
--- a/pkgs/development/python-modules/amarna/default.nix
+++ b/pkgs/development/python-modules/amarna/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Static-analyzer and linter for the Cairo programming language";
+    mainProgram = "amarna";
     homepage = "https://github.com/crytic/amarna";
     license = licenses.agpl3Only;
     maintainers = with maintainers; [ raitobezarius ];
diff --git a/pkgs/development/python-modules/anonip/default.nix b/pkgs/development/python-modules/anonip/default.nix
index 264acc7813936..5f6cc373e5604 100644
--- a/pkgs/development/python-modules/anonip/default.nix
+++ b/pkgs/development/python-modules/anonip/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to anonymize IP addresses in log files";
+    mainProgram = "anonip";
     homepage = "https://github.com/DigitaleGesellschaft/Anonip";
     license = licenses.bsd3;
     maintainers = with maintainers; [ mmahut ];
diff --git a/pkgs/development/python-modules/ansi2html/default.nix b/pkgs/development/python-modules/ansi2html/default.nix
index 192ecaf2eab4c..bfbb4b083244e 100644
--- a/pkgs/development/python-modules/ansi2html/default.nix
+++ b/pkgs/development/python-modules/ansi2html/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Convert text with ANSI color codes to HTML";
+    mainProgram = "ansi2html";
     homepage = "https://github.com/ralphbean/ansi2html";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ davidtwco ];
diff --git a/pkgs/development/python-modules/ansi2image/default.nix b/pkgs/development/python-modules/ansi2image/default.nix
index 1d66f846bacd9..eadb1ca188a4b 100644
--- a/pkgs/development/python-modules/ansi2image/default.nix
+++ b/pkgs/development/python-modules/ansi2image/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to convert ANSI text to an image";
+    mainProgram = "ansi2image";
     homepage = "https://github.com/helviojunior/ansi2image";
     changelog = "https://github.com/helviojunior/ansi2image/blob/${version}/CHANGELOG";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/ansible-runner/default.nix b/pkgs/development/python-modules/ansible-runner/default.nix
index 685fdd59f9693..e4cb4c205d257 100644
--- a/pkgs/development/python-modules/ansible-runner/default.nix
+++ b/pkgs/development/python-modules/ansible-runner/default.nix
@@ -103,6 +103,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Helps when interfacing with Ansible";
+    mainProgram = "ansible-runner";
     homepage = "https://github.com/ansible/ansible-runner";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/ansible/default.nix b/pkgs/development/python-modules/ansible/default.nix
index af123b9df7775..1269714c5824a 100644
--- a/pkgs/development/python-modules/ansible/default.nix
+++ b/pkgs/development/python-modules/ansible/default.nix
@@ -80,6 +80,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Radically simple IT automation";
+    mainProgram = "ansible-community";
     homepage = "https://www.ansible.com";
     changelog = "https://github.com/ansible-community/ansible-build-data/blob/${version}/${lib.versions.major version}/CHANGELOG-v${lib.versions.major version}.rst";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/anthemav/default.nix b/pkgs/development/python-modules/anthemav/default.nix
index 965d399d573c6..00642f8cb157f 100644
--- a/pkgs/development/python-modules/anthemav/default.nix
+++ b/pkgs/development/python-modules/anthemav/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python asyncio module to interface with Anthem AVM and MRX receivers";
+    mainProgram = "anthemav_monitor";
     homepage = "https://github.com/nugget/python-anthemav";
     changelog = "https://github.com/nugget/python-anthemav/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/antlr4-python3-runtime/default.nix b/pkgs/development/python-modules/antlr4-python3-runtime/default.nix
index 3b8ed13b1ad83..70fa4e6da2fa1 100644
--- a/pkgs/development/python-modules/antlr4-python3-runtime/default.nix
+++ b/pkgs/development/python-modules/antlr4-python3-runtime/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Runtime for ANTLR";
+    mainProgram = "pygrun";
     homepage = "https://www.antlr.org/";
     license = licenses.bsd3;
   };
diff --git a/pkgs/development/python-modules/anyconfig/default.nix b/pkgs/development/python-modules/anyconfig/default.nix
index 87792781f640c..ce1c7b8666dde 100644
--- a/pkgs/development/python-modules/anyconfig/default.nix
+++ b/pkgs/development/python-modules/anyconfig/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library provides common APIs to load and dump configuration files in various formats";
+    mainProgram = "anyconfig_cli";
     homepage = "https://github.com/ssato/python-anyconfig";
     license = licenses.mit;
     maintainers = with maintainers; [ tboerger ];
diff --git a/pkgs/development/python-modules/apcaccess/default.nix b/pkgs/development/python-modules/apcaccess/default.nix
index e6d6d32eb353a..b93a91c3090ba 100644
--- a/pkgs/development/python-modules/apcaccess/default.nix
+++ b/pkgs/development/python-modules/apcaccess/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library offers programmatic access to the status information provided by apcupsd over its Network Information Server";
+    mainProgram = "apcaccess";
     homepage = "https://github.com/flyte/apcaccess";
     license = licenses.mit;
     maintainers = with maintainers; [ uvnikita ];
diff --git a/pkgs/development/python-modules/apkinspector/default.nix b/pkgs/development/python-modules/apkinspector/default.nix
index 651f8252275a1..9bc15aafb82a8 100644
--- a/pkgs/development/python-modules/apkinspector/default.nix
+++ b/pkgs/development/python-modules/apkinspector/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module designed to provide detailed insights into the zip structure of APK files";
+    mainProgram = "apkInspector";
     homepage = "https://github.com/erev0s/apkInspector";
     license = licenses.asl20;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/appthreat-vulnerability-db/default.nix b/pkgs/development/python-modules/appthreat-vulnerability-db/default.nix
index d9cba7737271f..a62c3dc8251de 100644
--- a/pkgs/development/python-modules/appthreat-vulnerability-db/default.nix
+++ b/pkgs/development/python-modules/appthreat-vulnerability-db/default.nix
@@ -75,6 +75,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Vulnerability database and package search for sources such as OSV, NVD, GitHub and npm";
+    mainProgram = "vdb";
     homepage = "https://github.com/appthreat/vulnerability-db";
     changelog = "https://github.com/AppThreat/vulnerability-db/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/aranet4/default.nix b/pkgs/development/python-modules/aranet4/default.nix
index 49000324ac27b..338e53fcb7880 100644
--- a/pkgs/development/python-modules/aranet4/default.nix
+++ b/pkgs/development/python-modules/aranet4/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to interact with Aranet4 devices";
+    mainProgram = "aranetctl";
     homepage = "https://github.com/Anrijs/Aranet4-Python";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/arcam-fmj/default.nix b/pkgs/development/python-modules/arcam-fmj/default.nix
index 7e2d9aa7b92a2..b78a7bfac1610 100644
--- a/pkgs/development/python-modules/arcam-fmj/default.nix
+++ b/pkgs/development/python-modules/arcam-fmj/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for speaking to Arcam receivers";
+    mainProgram = "arcam-fmj";
     homepage = "https://github.com/elupus/arcam_fmj";
     changelog = "https://github.com/elupus/arcam_fmj/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/archspec/default.nix b/pkgs/development/python-modules/archspec/default.nix
index a68c7554303e4..771e7b51577b1 100644
--- a/pkgs/development/python-modules/archspec/default.nix
+++ b/pkgs/development/python-modules/archspec/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for detecting, labeling, and reasoning about microarchitectures";
+    mainProgram = "archspec";
     homepage = "https://archspec.readthedocs.io/";
     changelog = "https://github.com/archspec/archspec/releases/tag/v${version}";
     license = with licenses; [ mit asl20 ];
diff --git a/pkgs/development/python-modules/arelle/default.nix b/pkgs/development/python-modules/arelle/default.nix
index 0c76a89d7a5c1..fbbda611ba50c 100644
--- a/pkgs/development/python-modules/arelle/default.nix
+++ b/pkgs/development/python-modules/arelle/default.nix
@@ -64,6 +64,7 @@ buildPythonPackage rec {
       An open source facility for XBRL, the eXtensible Business Reporting
       Language supporting various standards, exposed through a Python or
       REST API'' + lib.optionalString gui " and a graphical user interface";
+    mainProgram = "arelle";
     homepage = "http://arelle.org/";
     license = licenses.asl20;
     platforms = platforms.all;
diff --git a/pkgs/development/python-modules/argilla/default.nix b/pkgs/development/python-modules/argilla/default.nix
index 0ccca5417a2eb..0057b9b2f894b 100644
--- a/pkgs/development/python-modules/argilla/default.nix
+++ b/pkgs/development/python-modules/argilla/default.nix
@@ -179,6 +179,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Argilla: the open-source data curation platform for LLMs";
+    mainProgram = "argilla";
     homepage = "https://github.com/argilla-io/argilla";
     changelog = "https://github.com/argilla-io/argilla/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/aria2p/default.nix b/pkgs/development/python-modules/aria2p/default.nix
index e505ac015bcac..f2b7cb756d5fb 100644
--- a/pkgs/development/python-modules/aria2p/default.nix
+++ b/pkgs/development/python-modules/aria2p/default.nix
@@ -78,6 +78,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/pawamoy/aria2p";
     changelog = "https://github.com/pawamoy/aria2p/blob/${src.rev}/CHANGELOG.md";
     description = "Command-line tool and library to interact with an aria2c daemon process with JSON-RPC";
+    mainProgram = "aria2p";
     license = licenses.isc;
     maintainers = with maintainers; [ koral ];
   };
diff --git a/pkgs/development/python-modules/art/default.nix b/pkgs/development/python-modules/art/default.nix
index 2bf6f51cd1639..c1fbd475bc07f 100644
--- a/pkgs/development/python-modules/art/default.nix
+++ b/pkgs/development/python-modules/art/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ASCII art library for Python";
+    mainProgram = "art";
     homepage = "https://github.com/sepandhaghighi/art";
     changelog = "https://github.com/sepandhaghighi/art/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/arxiv2bib/default.nix b/pkgs/development/python-modules/arxiv2bib/default.nix
index a7a6b83c56679..a60642a114890 100644
--- a/pkgs/development/python-modules/arxiv2bib/default.nix
+++ b/pkgs/development/python-modules/arxiv2bib/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Get a BibTeX entry from an arXiv id number, using the arxiv.org API";
+    mainProgram = "arxiv2bib";
     homepage = "http://nathangrigg.github.io/arxiv2bib/";
     license = licenses.bsd3;
     maintainers = [ maintainers.nico202 ];
diff --git a/pkgs/development/python-modules/asn1ate/default.nix b/pkgs/development/python-modules/asn1ate/default.nix
index 90ccd0c6f1a2e..fbad415431dc5 100644
--- a/pkgs/development/python-modules/asn1ate/default.nix
+++ b/pkgs/development/python-modules/asn1ate/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for translating ASN.1 into other forms";
+    mainProgram = "asn1ate";
     license = licenses.bsd3;
     platforms = platforms.unix;
     maintainers = with maintainers; [ leenaars ];
diff --git a/pkgs/development/python-modules/asn1tools/default.nix b/pkgs/development/python-modules/asn1tools/default.nix
index 5083b20f3b33f..b339739afcab4 100644
--- a/pkgs/development/python-modules/asn1tools/default.nix
+++ b/pkgs/development/python-modules/asn1tools/default.nix
@@ -60,6 +60,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ASN.1 parsing, encoding and decoding";
+    mainProgram = "asn1tools";
     homepage = "https://github.com/eerimoq/asn1tools";
     changelog = "https://github.com/eerimoq/asn1tools/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/async-upnp-client/default.nix b/pkgs/development/python-modules/async-upnp-client/default.nix
index fc4ee957d2788..4cb8e0bbbbb95 100644
--- a/pkgs/development/python-modules/async-upnp-client/default.nix
+++ b/pkgs/development/python-modules/async-upnp-client/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Asyncio UPnP Client library for Python";
+    mainProgram = "upnp-client";
     homepage = "https://github.com/StevenLooman/async_upnp_client";
     changelog = "https://github.com/StevenLooman/async_upnp_client/blob/${version}/CHANGES.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/atenpdu/default.nix b/pkgs/development/python-modules/atenpdu/default.nix
index 9397060d4a9c8..25c114debd404 100644
--- a/pkgs/development/python-modules/atenpdu/default.nix
+++ b/pkgs/development/python-modules/atenpdu/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface to control ATEN PE PDUs";
+    mainProgram = "pductl";
     homepage = "https://github.com/mtdcr/pductl";
     changelog = "https://github.com/mtdcr/pductl/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/atsim-potentials/default.nix b/pkgs/development/python-modules/atsim-potentials/default.nix
index 4a3c75966dc3d..b06ef867c21f8 100644
--- a/pkgs/development/python-modules/atsim-potentials/default.nix
+++ b/pkgs/development/python-modules/atsim-potentials/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/mjdrushton/atsim-potentials";
     description = "Provides tools for working with pair and embedded atom method potential models including tabulation routines for DL_POLY and LAMMPS";
+    mainProgram = "potable";
     license = licenses.mit;
     maintainers = [ ];
   };
diff --git a/pkgs/development/python-modules/auditok/default.nix b/pkgs/development/python-modules/auditok/default.nix
index 459662df15d59..2ec68b11157b2 100644
--- a/pkgs/development/python-modules/auditok/default.nix
+++ b/pkgs/development/python-modules/auditok/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Audio Activity Detection tool that can process online data as well as audio files";
+    mainProgram = "auditok";
     homepage = "https://github.com/amsehili/auditok/";
     changelog = "https://github.com/amsehili/auditok/blob/v${version}/CHANGELOG";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/authcaptureproxy/default.nix b/pkgs/development/python-modules/authcaptureproxy/default.nix
index 3b65404bde72e..7f0159f96bcac 100644
--- a/pkgs/development/python-modules/authcaptureproxy/default.nix
+++ b/pkgs/development/python-modules/authcaptureproxy/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/alandtse/auth_capture_proxy/releases/tag/v${version}";
     description = "A proxy to capture authentication information from a webpage";
+    mainProgram = "auth_capture_proxy";
     homepage = "https://github.com/alandtse/auth_capture_proxy";
     license = licenses.asl20;
     maintainers = with maintainers; [ graham33 hexa ];
diff --git a/pkgs/development/python-modules/authheaders/default.nix b/pkgs/development/python-modules/authheaders/default.nix
index 6762e4b3ad7ac..3f73af498036c 100644
--- a/pkgs/development/python-modules/authheaders/default.nix
+++ b/pkgs/development/python-modules/authheaders/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for the generation of email authentication headers";
+    mainProgram = "dmarc-policy-find";
     homepage = "https://github.com/ValiMail/authentication-headers";
     changelog = "https://github.com/ValiMail/authentication-headers/blob${version}/CHANGES";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/autofaiss/default.nix b/pkgs/development/python-modules/autofaiss/default.nix
index 0f6ab7dda1598..af5bbbebbb7d7 100644
--- a/pkgs/development/python-modules/autofaiss/default.nix
+++ b/pkgs/development/python-modules/autofaiss/default.nix
@@ -71,6 +71,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Automatically create Faiss knn indices with the most optimal similarity search parameters";
+    mainProgram = "autofaiss";
     homepage = "https://github.com/criteo/autofaiss";
     changelog = "https://github.com/criteo/autofaiss/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/autoflake/default.nix b/pkgs/development/python-modules/autoflake/default.nix
index e6f9c94c3f8f1..1fc68b92f94b6 100644
--- a/pkgs/development/python-modules/autoflake/default.nix
+++ b/pkgs/development/python-modules/autoflake/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to remove unused imports and unused variables";
+    mainProgram = "autoflake";
     homepage = "https://github.com/myint/autoflake";
     license = licenses.mit;
     maintainers = with maintainers; [ yuriaisaka ];
diff --git a/pkgs/development/python-modules/autoit-ripper/default.nix b/pkgs/development/python-modules/autoit-ripper/default.nix
index 5b926c18c3c2d..3a4f3f059fc9f 100644
--- a/pkgs/development/python-modules/autoit-ripper/default.nix
+++ b/pkgs/development/python-modules/autoit-ripper/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to extract AutoIt scripts embedded in PE binaries";
+    mainProgram = "autoit-ripper";
     homepage = "https://github.com/nazywam/AutoIt-Ripper";
     changelog = "https://github.com/nazywam/AutoIt-Ripper/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/automat/default.nix b/pkgs/development/python-modules/automat/default.nix
index 6979c01b5960a..e69a30257f1c2 100644
--- a/pkgs/development/python-modules/automat/default.nix
+++ b/pkgs/development/python-modules/automat/default.nix
@@ -43,6 +43,7 @@ let automat = buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/glyph/Automat";
     description = "Self-service finite-state machines for the programmer on the go";
+    mainProgram = "automat-visualize";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/av/default.nix b/pkgs/development/python-modules/av/default.nix
index 605fb0c66df3b..b57472867005d 100644
--- a/pkgs/development/python-modules/av/default.nix
+++ b/pkgs/development/python-modules/av/default.nix
@@ -131,6 +131,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pythonic bindings for FFmpeg/Libav";
+    mainProgram = "pyav";
     homepage = "https://github.com/mikeboers/PyAV/";
     changelog = "https://github.com/PyAV-Org/PyAV/blob/v${version}/CHANGELOG.rst";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/avro-python3/default.nix b/pkgs/development/python-modules/avro-python3/default.nix
index 7c65fd4fc0f66..114ff98326f82 100644
--- a/pkgs/development/python-modules/avro-python3/default.nix
+++ b/pkgs/development/python-modules/avro-python3/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A serialization and RPC framework";
+    mainProgram = "avro";
     homepage = "https://pypi.python.org/pypi/avro-python3/";
     license = licenses.asl20;
 
diff --git a/pkgs/development/python-modules/avro/default.nix b/pkgs/development/python-modules/avro/default.nix
index 4158600e182f4..b023936e43149 100644
--- a/pkgs/development/python-modules/avro/default.nix
+++ b/pkgs/development/python-modules/avro/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python serialization and RPC framework";
+    mainProgram = "avro";
     homepage = "https://github.com/apache/avro";
     changelog = "https://github.com/apache/avro/releases/tag/release-${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/avro3k/default.nix b/pkgs/development/python-modules/avro3k/default.nix
index a9a60652b1959..43a61d6d02203 100644
--- a/pkgs/development/python-modules/avro3k/default.nix
+++ b/pkgs/development/python-modules/avro3k/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A serialization and RPC framework";
+    mainProgram = "avro";
     homepage = "https://pypi.python.org/pypi/avro3k/";
   };
 }
diff --git a/pkgs/development/python-modules/aw-client/default.nix b/pkgs/development/python-modules/aw-client/default.nix
index c856d384d8f11..c08ea790059c9 100644
--- a/pkgs/development/python-modules/aw-client/default.nix
+++ b/pkgs/development/python-modules/aw-client/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Client library for ActivityWatch";
+    mainProgram = "aw-client";
     homepage = "https://github.com/ActivityWatch/aw-client";
     maintainers = with maintainers; [ huantian ];
     license = licenses.mpl20;
diff --git a/pkgs/development/python-modules/aw-core/default.nix b/pkgs/development/python-modules/aw-core/default.nix
index 61ea5bbfaf094..290c2650a0155 100644
--- a/pkgs/development/python-modules/aw-core/default.nix
+++ b/pkgs/development/python-modules/aw-core/default.nix
@@ -72,6 +72,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Core library for ActivityWatch";
+    mainProgram = "aw-cli";
     homepage = "https://github.com/ActivityWatch/aw-core";
     maintainers = with maintainers; [ huantian ];
     license = licenses.mpl20;
diff --git a/pkgs/development/python-modules/aws-adfs/default.nix b/pkgs/development/python-modules/aws-adfs/default.nix
index 2397b2462579b..0c67f2ce4bce3 100644
--- a/pkgs/development/python-modules/aws-adfs/default.nix
+++ b/pkgs/development/python-modules/aws-adfs/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Command line tool to ease AWS CLI authentication against ADFS";
+    mainProgram = "aws-adfs";
     homepage = "https://github.com/venth/aws-adfs";
     changelog = "https://github.com/venth/aws-adfs/releases/tag/v${version}";
     license = licenses.psfl;
diff --git a/pkgs/development/python-modules/aws-lambda-builders/default.nix b/pkgs/development/python-modules/aws-lambda-builders/default.nix
index e944cccb5be07..0dc9c20174175 100644
--- a/pkgs/development/python-modules/aws-lambda-builders/default.nix
+++ b/pkgs/development/python-modules/aws-lambda-builders/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to compile, build and package AWS Lambda functions";
+    mainProgram = "lambda-builders";
     homepage = "https://github.com/awslabs/aws-lambda-builders";
     changelog = "https://github.com/aws/aws-lambda-builders/releases/tag/v${version}";
     longDescription = ''
diff --git a/pkgs/development/python-modules/axis/default.nix b/pkgs/development/python-modules/axis/default.nix
index f0eeb5ce59158..09303d3ad0482 100644
--- a/pkgs/development/python-modules/axis/default.nix
+++ b/pkgs/development/python-modules/axis/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for communicating with devices from Axis Communications";
+    mainProgram = "axis";
     homepage = "https://github.com/Kane610/axis";
     changelog = "https://github.com/Kane610/axis/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/babel/default.nix b/pkgs/development/python-modules/babel/default.nix
index 97dfc7a1daf2c..2e2a1a66eb483 100644
--- a/pkgs/development/python-modules/babel/default.nix
+++ b/pkgs/development/python-modules/babel/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
     homepage = "https://babel.pocoo.org/";
     changelog = "https://github.com/python-babel/babel/releases/tag/v${version}";
     description = "Collection of internationalizing tools";
+    mainProgram = "pybabel";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/babelfont/default.nix b/pkgs/development/python-modules/babelfont/default.nix
index 575c74a17be9f..8afa32c500533 100644
--- a/pkgs/development/python-modules/babelfont/default.nix
+++ b/pkgs/development/python-modules/babelfont/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to load, examine, and save fonts in a variety of formats";
+    mainProgram = "babelfont";
     homepage = "https://github.com/simoncozens/babelfont";
     license = licenses.bsd3;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/bagit/default.nix b/pkgs/development/python-modules/bagit/default.nix
index 0a07c39482db3..abc9fdb1661fa 100644
--- a/pkgs/development/python-modules/bagit/default.nix
+++ b/pkgs/development/python-modules/bagit/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library and command line utility for working with BagIt style packages";
+    mainProgram = "bagit.py";
     homepage = "https://libraryofcongress.github.io/bagit-python/";
     license = with licenses; [ publicDomain ];
     maintainers = with maintainers; [ veprbl ];
diff --git a/pkgs/development/python-modules/barectf/default.nix b/pkgs/development/python-modules/barectf/default.nix
index d2083c08fa60f..ca88c9f6e0334 100644
--- a/pkgs/development/python-modules/barectf/default.nix
+++ b/pkgs/development/python-modules/barectf/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generator of ANSI C tracers which output CTF data streams ";
+    mainProgram = "barectf";
     homepage = "https://github.com/efficios/barectf";
     license = licenses.mit;
     maintainers = with maintainers; [ Madouura ];
diff --git a/pkgs/development/python-modules/base58/default.nix b/pkgs/development/python-modules/base58/default.nix
index 9a4d30f6149ac..020f103851cb6 100644
--- a/pkgs/development/python-modules/base58/default.nix
+++ b/pkgs/development/python-modules/base58/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Base58 and Base58Check implementation";
+    mainProgram = "base58";
     homepage = "https://github.com/keis/base58";
     license = licenses.mit;
     maintainers = with maintainers; [ nyanloutre ];
diff --git a/pkgs/development/python-modules/baseline/default.nix b/pkgs/development/python-modules/baseline/default.nix
index a919e42dbc826..d64fbd26f6f34 100644
--- a/pkgs/development/python-modules/baseline/default.nix
+++ b/pkgs/development/python-modules/baseline/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Easy String Baseline";
+    mainProgram = "baseline";
     longDescription = ''
       This tool streamlines creation and maintenance of tests which compare
       string output against a baseline.
diff --git a/pkgs/development/python-modules/batchspawner/default.nix b/pkgs/development/python-modules/batchspawner/default.nix
index f2e8acfe7a0e3..ed1bf400f6316 100644
--- a/pkgs/development/python-modules/batchspawner/default.nix
+++ b/pkgs/development/python-modules/batchspawner/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A spawner for Jupyterhub to spawn notebooks using batch resource managers";
+    mainProgram = "batchspawner-singleuser";
     homepage = "https://github.com/jupyterhub/batchspawner";
     changelog = "https://github.com/jupyterhub/batchspawner/blob/v${version}/CHANGELOG.md";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/bc-jsonpath-ng/default.nix b/pkgs/development/python-modules/bc-jsonpath-ng/default.nix
index 5565adcd88999..2322f0407f9f8 100644
--- a/pkgs/development/python-modules/bc-jsonpath-ng/default.nix
+++ b/pkgs/development/python-modules/bc-jsonpath-ng/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "JSONPath implementation for Python";
+    mainProgram = "bc_jsonpath_ng";
     homepage = "https://github.com/bridgecrewio/jsonpath-ng";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/bc-python-hcl2/default.nix b/pkgs/development/python-modules/bc-python-hcl2/default.nix
index 25dc3fa419be1..7f3832eeeb052 100644
--- a/pkgs/development/python-modules/bc-python-hcl2/default.nix
+++ b/pkgs/development/python-modules/bc-python-hcl2/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Parser for HCL2 written in Python using Lark";
+    mainProgram = "hcl2tojson";
     longDescription = ''
       This parser only supports HCL2 and isn't backwards compatible with HCL v1.
       It can be used to parse any HCL2 config file such as Terraform.
diff --git a/pkgs/development/python-modules/bcf/default.nix b/pkgs/development/python-modules/bcf/default.nix
index 68501e08d1e37..08fb7d4249bd0 100644
--- a/pkgs/development/python-modules/bcf/default.nix
+++ b/pkgs/development/python-modules/bcf/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/hardwario/bch-firmware-tool";
     description = "HARDWARIO Firmware Tool";
+    mainProgram = "bcf";
     platforms = platforms.linux;
     license = licenses.mit;
     maintainers = with maintainers; [ cynerd ];
diff --git a/pkgs/development/python-modules/bcg/default.nix b/pkgs/development/python-modules/bcg/default.nix
index 2a520f23f51fc..c039a1e30072e 100644
--- a/pkgs/development/python-modules/bcg/default.nix
+++ b/pkgs/development/python-modules/bcg/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/hardwario/bch-gateway";
     description = "HARDWARIO Gateway (Python Application «bcg»)";
+    mainProgram = "bcg";
     platforms = platforms.linux;
     license = licenses.mit;
     maintainers = with maintainers; [ cynerd ];
diff --git a/pkgs/development/python-modules/bch/default.nix b/pkgs/development/python-modules/bch/default.nix
index 448559c592e2c..2885cc47bfe10 100644
--- a/pkgs/development/python-modules/bch/default.nix
+++ b/pkgs/development/python-modules/bch/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/hardwario/bch-control-tool";
     description = "HARDWARIO Hub Control Tool";
+    mainProgram = "bch";
     platforms = platforms.linux;
     license = licenses.mit;
     maintainers = with maintainers; [ cynerd ];
diff --git a/pkgs/development/python-modules/beancount-black/default.nix b/pkgs/development/python-modules/beancount-black/default.nix
index 9dcd709bff11a..f1e1ee3a4b02b 100644
--- a/pkgs/development/python-modules/beancount-black/default.nix
+++ b/pkgs/development/python-modules/beancount-black/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Opinioned code formatter for Beancount";
+    mainProgram = "bean-black";
     homepage = "https://github.com/LaunchPlatform/beancount-black/";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ ambroisie ];
diff --git a/pkgs/development/python-modules/behave/default.nix b/pkgs/development/python-modules/behave/default.nix
index b313e88b6c571..942981d004c91 100644
--- a/pkgs/development/python-modules/behave/default.nix
+++ b/pkgs/development/python-modules/behave/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/behave/behave";
     description = "behaviour-driven development, Python style";
+    mainProgram = "behave";
     license = licenses.bsd2;
     maintainers = with maintainers; [ alunduil maxxk ];
   };
diff --git a/pkgs/development/python-modules/bellows/default.nix b/pkgs/development/python-modules/bellows/default.nix
index e93f810a61f8e..344e14a30f0cf 100644
--- a/pkgs/development/python-modules/bellows/default.nix
+++ b/pkgs/development/python-modules/bellows/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to implement EZSP for EmberZNet devices";
+    mainProgram = "bellows";
     homepage = "https://github.com/zigpy/bellows";
     changelog = "https://github.com/zigpy/bellows/releases/tag/${version}";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/betterproto/default.nix b/pkgs/development/python-modules/betterproto/default.nix
index f5cc7d9253eae..e1d9f75a9a904 100644
--- a/pkgs/development/python-modules/betterproto/default.nix
+++ b/pkgs/development/python-modules/betterproto/default.nix
@@ -80,6 +80,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Code generator & library for Protobuf 3 and async gRPC";
+    mainProgram = "protoc-gen-python_betterproto";
     longDescription = ''
       This project aims to provide an improved experience when using Protobuf /
       gRPC in a modern Python environment by making use of modern language
diff --git a/pkgs/development/python-modules/biliass/default.nix b/pkgs/development/python-modules/biliass/default.nix
index a6ce06c8a9711..65f4e8f7d7c8c 100644
--- a/pkgs/development/python-modules/biliass/default.nix
+++ b/pkgs/development/python-modules/biliass/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/yutto-dev/biliass";
     description = "Convert Bilibili XML/protobuf danmaku to ASS subtitle";
+    mainProgram = "biliass";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ linsui ];
   };
diff --git a/pkgs/development/python-modules/bimmer-connected/default.nix b/pkgs/development/python-modules/bimmer-connected/default.nix
index 5fe28afbb5742..48ddcc9e7d629 100644
--- a/pkgs/development/python-modules/bimmer-connected/default.nix
+++ b/pkgs/development/python-modules/bimmer-connected/default.nix
@@ -76,6 +76,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/bimmerconnected/bimmer_connected/releases/tag/${version}";
     description = "Library to read data from the BMW Connected Drive portal";
+    mainProgram = "bimmerconnected";
     homepage = "https://github.com/bimmerconnected/bimmer_connected";
     license = licenses.asl20;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/bincopy/default.nix b/pkgs/development/python-modules/bincopy/default.nix
index 67b64e2a71af3..f61432b229f8c 100644
--- a/pkgs/development/python-modules/bincopy/default.nix
+++ b/pkgs/development/python-modules/bincopy/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Mangling of various file formats that conveys binary information (Motorola S-Record, Intel HEX, TI-TXT, ELF and binary files)";
+    mainProgram = "bincopy";
     homepage = "https://github.com/eerimoq/bincopy";
     license = licenses.mit;
     maintainers = with maintainers; [ frogamic sbruder ];
diff --git a/pkgs/development/python-modules/binwalk/default.nix b/pkgs/development/python-modules/binwalk/default.nix
index 9a83a62398673..b3725caa3d6df 100644
--- a/pkgs/development/python-modules/binwalk/default.nix
+++ b/pkgs/development/python-modules/binwalk/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/ReFirmLabs/binwalk";
     description = "A tool for searching a given binary image for embedded files";
+    mainProgram = "binwalk";
     maintainers = [ maintainers.koral ];
     license = licenses.mit;
   };
diff --git a/pkgs/development/python-modules/bitmath/default.nix b/pkgs/development/python-modules/bitmath/default.nix
index 5c391bbc2dfd0..d5bdf77fb592d 100644
--- a/pkgs/development/python-modules/bitmath/default.nix
+++ b/pkgs/development/python-modules/bitmath/default.nix
@@ -14,6 +14,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for representing and manipulating file sizes with different prefix";
+    mainProgram = "bitmath";
     homepage = "https://github.com/tbielawa/bitmath";
     license = licenses.mit;
     maintainers = with maintainers; [ twey ];
diff --git a/pkgs/development/python-modules/black-macchiato/default.nix b/pkgs/development/python-modules/black-macchiato/default.nix
index ace0dbe66c425..b29405d00791c 100644
--- a/pkgs/development/python-modules/black-macchiato/default.nix
+++ b/pkgs/development/python-modules/black-macchiato/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "This is a small utility built on top of the black Python code formatter to enable formatting of partial files";
+    mainProgram = "black-macchiato";
     homepage    = "https://github.com/wbolster/black-macchiato";
     license     = licenses.bsd3;
     maintainers = with maintainers; [ jperras ];
diff --git a/pkgs/development/python-modules/blinkstick/default.nix b/pkgs/development/python-modules/blinkstick/default.nix
index bafd5254b9683..da4e23e527b17 100644
--- a/pkgs/development/python-modules/blinkstick/default.nix
+++ b/pkgs/development/python-modules/blinkstick/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Python package to control BlinkStick USB devices";
+    mainProgram = "blinkstick";
     homepage = "https://github.com/arvydas/blinkstick-python";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ np perstark ];
diff --git a/pkgs/development/python-modules/blockdiag/default.nix b/pkgs/development/python-modules/blockdiag/default.nix
index b2d341b67c1e7..4444e34759465 100644
--- a/pkgs/development/python-modules/blockdiag/default.nix
+++ b/pkgs/development/python-modules/blockdiag/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generate block-diagram image from spec-text file (similar to Graphviz)";
+    mainProgram = "blockdiag";
     homepage = "http://blockdiag.com/";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/blocksat-cli/default.nix b/pkgs/development/python-modules/blocksat-cli/default.nix
index 18437efceb4ba..bc260ee07ed11 100644
--- a/pkgs/development/python-modules/blocksat-cli/default.nix
+++ b/pkgs/development/python-modules/blocksat-cli/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Blockstream Satellite CLI";
+    mainProgram = "blocksat-cli";
     homepage = "https://github.com/Blockstream/satellite";
     changelog = "https://github.com/Blockstream/satellite/releases/tag/v${version}";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/bloodhound-py/default.nix b/pkgs/development/python-modules/bloodhound-py/default.nix
index f1bdcd362ade5..bf8fd3f942dec 100644
--- a/pkgs/development/python-modules/bloodhound-py/default.nix
+++ b/pkgs/development/python-modules/bloodhound-py/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python based ingestor for BloodHound, based on Impacket";
+    mainProgram = "bloodhound-python";
     homepage = "https://github.com/dirkjanm/BloodHound.py";
     license = licenses.mit;
     maintainers = with maintainers; [ exploitoverload ];
diff --git a/pkgs/development/python-modules/bme280spi/default.nix b/pkgs/development/python-modules/bme280spi/default.nix
index 4a32b507680b4..7747925a24785 100644
--- a/pkgs/development/python-modules/bme280spi/default.nix
+++ b/pkgs/development/python-modules/bme280spi/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for BME280 sensor through spidev";
+    mainProgram = "bme280spi";
     homepage = "https://github.com/Kuzj/bme280spi";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/bokeh/default.nix b/pkgs/development/python-modules/bokeh/default.nix
index a54608df9fc8f..63fa524f9fa30 100644
--- a/pkgs/development/python-modules/bokeh/default.nix
+++ b/pkgs/development/python-modules/bokeh/default.nix
@@ -128,6 +128,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Statistical and novel interactive HTML plots for Python";
+    mainProgram = "bokeh";
     homepage = "https://github.com/bokeh/bokeh";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ orivej ];
diff --git a/pkgs/development/python-modules/boltztrap2/default.nix b/pkgs/development/python-modules/boltztrap2/default.nix
index 6f5155643432e..f53d49af8d519 100644
--- a/pkgs/development/python-modules/boltztrap2/default.nix
+++ b/pkgs/development/python-modules/boltztrap2/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Band-structure interpolator and transport coefficient calculator";
+    mainProgram = "btp2";
     homepage = "http://www.boltztrap.org/";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/bork/default.nix b/pkgs/development/python-modules/bork/default.nix
index 060ac57ae00ed..44fd6227a3337 100644
--- a/pkgs/development/python-modules/bork/default.nix
+++ b/pkgs/development/python-modules/bork/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python build and release management tool";
+    mainProgram = "bork";
     homepage = "https://github.com/duckinator/bork";
     maintainers = with maintainers; [ nicoo ];
     platforms = platforms.all;
diff --git a/pkgs/development/python-modules/bottle/default.nix b/pkgs/development/python-modules/bottle/default.nix
index 9e8d84950e5e6..8e89ce8d14cc3 100644
--- a/pkgs/development/python-modules/bottle/default.nix
+++ b/pkgs/development/python-modules/bottle/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://bottlepy.org/";
     description = "A fast and simple micro-framework for small web-applications";
+    mainProgram = "bottle.py";
     downloadPage = "https://github.com/bottlepy/bottle";
     license = licenses.mit;
     maintainers = with maintainers; [ koral ];
diff --git a/pkgs/development/python-modules/breathe/default.nix b/pkgs/development/python-modules/breathe/default.nix
index 121777da32d8d..ca6c66261660c 100644
--- a/pkgs/development/python-modules/breathe/default.nix
+++ b/pkgs/development/python-modules/breathe/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Sphinx Doxygen renderer";
+    mainProgram = "breathe-apidoc";
     homepage = "https://github.com/michaeljones/breathe";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/bugz/default.nix b/pkgs/development/python-modules/bugz/default.nix
index f67be664c2274..894f2070c2316 100644
--- a/pkgs/development/python-modules/bugz/default.nix
+++ b/pkgs/development/python-modules/bugz/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage {
   meta = with lib; {
     homepage = "https://github.com/williamh/pybugz";
     description = "Command line interface for Bugzilla";
+    mainProgram = "bugz";
     license = licenses.gpl2;
     maintainers = [ ];
   };
diff --git a/pkgs/development/python-modules/bugzilla/default.nix b/pkgs/development/python-modules/bugzilla/default.nix
index b671dbf70782c..e7b1db45a4ad9 100644
--- a/pkgs/development/python-modules/bugzilla/default.nix
+++ b/pkgs/development/python-modules/bugzilla/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/python-bugzilla/python-bugzilla";
     description = "Bugzilla XMLRPC access module";
+    mainProgram = "bugzilla";
     license = licenses.gpl2Plus;
     platforms = platforms.all;
     maintainers = with maintainers; [ pierron ];
diff --git a/pkgs/development/python-modules/buienradar/default.nix b/pkgs/development/python-modules/buienradar/default.nix
index ce7dba941ce71..23a19f89f2797 100644
--- a/pkgs/development/python-modules/buienradar/default.nix
+++ b/pkgs/development/python-modules/buienradar/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library and CLI tools for interacting with buienradar";
+    mainProgram = "buienradar";
     homepage = "https://github.com/mjj4791/python-buienradar";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/buildcatrust/default.nix b/pkgs/development/python-modules/buildcatrust/default.nix
index e56d50fb9d4da..cf23c3dcde510 100644
--- a/pkgs/development/python-modules/buildcatrust/default.nix
+++ b/pkgs/development/python-modules/buildcatrust/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Build SSL/TLS trust stores";
+    mainProgram = "buildcatrust";
     homepage = "https://github.com/lukegb/buildcatrust";
     license = licenses.mit;
     maintainers = with maintainers; [ lukegb ];
diff --git a/pkgs/development/python-modules/buildout/default.nix b/pkgs/development/python-modules/buildout/default.nix
index ace2663479945..5a2f577d2b18e 100644
--- a/pkgs/development/python-modules/buildout/default.nix
+++ b/pkgs/development/python-modules/buildout/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A software build and configuration system";
+    mainProgram = "buildout";
     downloadPage = "https://github.com/buildout/buildout";
     homepage = "https://www.buildout.org";
     license = licenses.zpl21;
diff --git a/pkgs/development/python-modules/bumps/default.nix b/pkgs/development/python-modules/bumps/default.nix
index 57a739349d5cc..733494a8314ac 100644
--- a/pkgs/development/python-modules/bumps/default.nix
+++ b/pkgs/development/python-modules/bumps/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Data fitting with bayesian uncertainty analysis";
+    mainProgram = "bumps";
     homepage = "https://bumps.readthedocs.io/";
     changelog = "https://github.com/bumps/bumps/releases/tag/v${version}";
     license = licenses.publicDomain;
diff --git a/pkgs/development/python-modules/bundlewrap/default.nix b/pkgs/development/python-modules/bundlewrap/default.nix
index 7e811b2255a41..a13d5a9b73c3a 100644
--- a/pkgs/development/python-modules/bundlewrap/default.nix
+++ b/pkgs/development/python-modules/bundlewrap/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://bundlewrap.org/";
     description = "Easy, Concise and Decentralized Config management with Python";
+    mainProgram = "bw";
     license = [ licenses.gpl3 ] ;
     maintainers = with maintainers; [ wamserma ];
   };
diff --git a/pkgs/development/python-modules/bwapy/default.nix b/pkgs/development/python-modules/bwapy/default.nix
index 600fd1467b9c3..4f7fd7c7b17b7 100644
--- a/pkgs/development/python-modules/bwapy/default.nix
+++ b/pkgs/development/python-modules/bwapy/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/ACEnglish/bwapy";
     description = "Python bindings to bwa mem aligner";
+    mainProgram = "bwamempy";
     license = licenses.mpl20;
     maintainers = with maintainers; [ ris ];
   };
diff --git a/pkgs/development/python-modules/bx-py-utils/default.nix b/pkgs/development/python-modules/bx-py-utils/default.nix
index 582bc6b8ca0c6..d66cfa62044d6 100644
--- a/pkgs/development/python-modules/bx-py-utils/default.nix
+++ b/pkgs/development/python-modules/bx-py-utils/default.nix
@@ -81,6 +81,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Various Python utility functions";
+    mainProgram = "publish";
     homepage = "https://github.com/boxine/bx_py_utils";
     changelog = "https://github.com/boxine/bx_py_utils/releases/tag/${src.rev}";
     license = lib.licenses.mit;
diff --git a/pkgs/development/python-modules/cachecontrol/default.nix b/pkgs/development/python-modules/cachecontrol/default.nix
index c40d0b8d4ee5e..8cfaaa5fa9b0f 100644
--- a/pkgs/development/python-modules/cachecontrol/default.nix
+++ b/pkgs/development/python-modules/cachecontrol/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Httplib2 caching for requests";
+    mainProgram = "doesitcache";
     homepage = "https://github.com/ionrock/cachecontrol";
     changelog = "https://github.com/psf/cachecontrol/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/cachier/default.nix b/pkgs/development/python-modules/cachier/default.nix
index 931279b5a9ac6..037f02b4d3ee1 100644
--- a/pkgs/development/python-modules/cachier/default.nix
+++ b/pkgs/development/python-modules/cachier/default.nix
@@ -82,6 +82,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://github.com/python-cachier/cachier";
     description = "Persistent, stale-free, local and cross-machine caching for functions";
+    mainProgram = "cachier";
     maintainers = with lib.maintainers; [ pbsds ];
     license = lib.licenses.mit;
   };
diff --git a/pkgs/development/python-modules/cairosvg/default.nix b/pkgs/development/python-modules/cairosvg/default.nix
index 46c556818ee10..2a1817f9d33e6 100644
--- a/pkgs/development/python-modules/cairosvg/default.nix
+++ b/pkgs/development/python-modules/cairosvg/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
     homepage = "https://cairosvg.org";
     license = licenses.lgpl3Plus;
     description = "SVG converter based on Cairo";
+    mainProgram = "cairosvg";
     maintainers = with maintainers; [ ];
   };
 }
diff --git a/pkgs/development/python-modules/calmjs/default.nix b/pkgs/development/python-modules/calmjs/default.nix
index a605034b7a931..031ebfb493f8e 100644
--- a/pkgs/development/python-modules/calmjs/default.nix
+++ b/pkgs/development/python-modules/calmjs/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Framework for building toolchains and utilities for working with the Node.js ecosystem";
+    mainProgram = "calmjs";
     homepage = "https://github.com/calmjs/calmjs";
     license = licenses.gpl2;
     maintainers = with maintainers; [ onny ];
diff --git a/pkgs/development/python-modules/camelot/default.nix b/pkgs/development/python-modules/camelot/default.nix
index 392bdf9a7ec84..ae5a89e80166e 100644
--- a/pkgs/development/python-modules/camelot/default.nix
+++ b/pkgs/development/python-modules/camelot/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python library to extract tabular data from PDFs";
+    mainProgram = "camelot";
     homepage = "http://camelot-py.readthedocs.io";
     changelog = "https://github.com/camelot-dev/camelot/blob/v${version}/HISTORY.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/cantools/default.nix b/pkgs/development/python-modules/cantools/default.nix
index cb2b7f6fcce74..ed2345bfc3eca 100644
--- a/pkgs/development/python-modules/cantools/default.nix
+++ b/pkgs/development/python-modules/cantools/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tools to work with CAN bus";
+    mainProgram = "cantools";
     homepage = "https://github.com/cantools/cantools";
     changelog = "https://github.com/cantools/cantools/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/cart/default.nix b/pkgs/development/python-modules/cart/default.nix
index a0541fc1467f4..7373ac0691ccb 100644
--- a/pkgs/development/python-modules/cart/default.nix
+++ b/pkgs/development/python-modules/cart/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for the CaRT Neutering format";
+    mainProgram = "cart";
     homepage = "https://github.com/CybercentreCanada/cart";
     changelog = "https://github.com/CybercentreCanada/cart/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/cartopy/default.nix b/pkgs/development/python-modules/cartopy/default.nix
index f1f52eb9c987e..05529a9c00da4 100644
--- a/pkgs/development/python-modules/cartopy/default.nix
+++ b/pkgs/development/python-modules/cartopy/default.nix
@@ -83,6 +83,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Process geospatial data to create maps and perform analyses";
+    mainProgram = "feature_download";
     license = licenses.lgpl3Plus;
     homepage = "https://scitools.org.uk/cartopy/docs/latest/";
     maintainers = with maintainers; [ mredaelli ];
diff --git a/pkgs/development/python-modules/cbor2/default.nix b/pkgs/development/python-modules/cbor2/default.nix
index 2db51887e21f6..73f994cce5a8f 100644
--- a/pkgs/development/python-modules/cbor2/default.nix
+++ b/pkgs/development/python-modules/cbor2/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/agronholm/cbor2/releases/tag/${version}";
     description = "Python CBOR (de)serializer with extensive tag support";
+    mainProgram = "cbor2";
     homepage = "https://github.com/agronholm/cbor2";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/celery/default.nix b/pkgs/development/python-modules/celery/default.nix
index 587c17b3eca9a..b6bfefa99a283 100644
--- a/pkgs/development/python-modules/celery/default.nix
+++ b/pkgs/development/python-modules/celery/default.nix
@@ -103,6 +103,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Distributed task queue";
+    mainProgram = "celery";
     homepage = "https://github.com/celery/celery/";
     changelog = "https://github.com/celery/celery/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/cement/default.nix b/pkgs/development/python-modules/cement/default.nix
index 1d7f2d57cc1bf..cc71268dee0bb 100644
--- a/pkgs/development/python-modules/cement/default.nix
+++ b/pkgs/development/python-modules/cement/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "CLI Application Framework for Python";
+    mainProgram = "cement";
     homepage = "https://builtoncement.com/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ eqyiel ];
diff --git a/pkgs/development/python-modules/censys/default.nix b/pkgs/development/python-modules/censys/default.nix
index 901f70dddd2e7..97b4f70853871 100644
--- a/pkgs/development/python-modules/censys/default.nix
+++ b/pkgs/development/python-modules/censys/default.nix
@@ -74,6 +74,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API wrapper for the Censys Search Engine (censys.io)";
+    mainProgram = "censys";
     homepage = "https://github.com/censys/censys-python";
     changelog = "https://github.com/censys/censys-python/releases/tag/v${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/cepa/default.nix b/pkgs/development/python-modules/cepa/default.nix
index 5e28aca3c6424..1b12ea1e5efbd 100644
--- a/pkgs/development/python-modules/cepa/default.nix
+++ b/pkgs/development/python-modules/cepa/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Controller library that allows applications to interact with Tor";
+    mainProgram = "tor-prompt";
     homepage = "https://github.com/onionshare/cepa";
     license = licenses.lgpl3Only;
     maintainers = with maintainers; [ bbjubjub ];
diff --git a/pkgs/development/python-modules/cert-chain-resolver/default.nix b/pkgs/development/python-modules/cert-chain-resolver/default.nix
index b1cbde96ab385..de89116b4c92f 100644
--- a/pkgs/development/python-modules/cert-chain-resolver/default.nix
+++ b/pkgs/development/python-modules/cert-chain-resolver/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Resolve / obtain the certificate intermediates of a x509 certificate";
+    mainProgram = "cert-chain-resolver";
     homepage = "https://github.com/rkoopmans/python-certificate-chain-resolver";
     changelog = "https://github.com/rkoopmans/python-certificate-chain-resolver/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/certauth/default.nix b/pkgs/development/python-modules/certauth/default.nix
index c69eccf10cd61..efdd6c03b256b 100644
--- a/pkgs/development/python-modules/certauth/default.nix
+++ b/pkgs/development/python-modules/certauth/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Simple CertificateAuthority and host certificate creation, useful for man-in-the-middle HTTPS proxy";
+    mainProgram = "certauth";
     homepage = "https://github.com/ikreymer/certauth";
     license = licenses.mit;
     maintainers = with maintainers; [ Luflosi ];
diff --git a/pkgs/development/python-modules/certipy-ad/default.nix b/pkgs/development/python-modules/certipy-ad/default.nix
index 0b1d9de3360a7..794c35f4d75ce 100644
--- a/pkgs/development/python-modules/certipy-ad/default.nix
+++ b/pkgs/development/python-modules/certipy-ad/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library and CLI tool to enumerate and abuse misconfigurations in Active Directory Certificate Services";
+    mainProgram = "certipy";
     homepage = "https://github.com/ly4k/Certipy";
     changelog = "https://github.com/ly4k/Certipy/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/certipy/default.nix b/pkgs/development/python-modules/certipy/default.nix
index 33bfc2f72e789..e0ee3b6319b77 100644
--- a/pkgs/development/python-modules/certipy/default.nix
+++ b/pkgs/development/python-modules/certipy/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/LLNL/certipy";
     description = "wrapper for pyOpenSSL";
+    mainProgram = "certipy";
     license = licenses.bsd3;
     maintainers = with maintainers; [ isgy ];
   };
diff --git a/pkgs/development/python-modules/certomancer/default.nix b/pkgs/development/python-modules/certomancer/default.nix
index 641941e7f38d6..4adb682f6dcef 100644
--- a/pkgs/development/python-modules/certomancer/default.nix
+++ b/pkgs/development/python-modules/certomancer/default.nix
@@ -92,6 +92,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Quickly construct, mock & deploy PKI test configurations using simple declarative configuration";
+    mainProgram = "certomancer";
     homepage = "https://github.com/MatthiasValvekens/certomancer";
     license = licenses.mit;
     maintainers = with maintainers; [ wolfangaukang ];
diff --git a/pkgs/development/python-modules/cffsubr/default.nix b/pkgs/development/python-modules/cffsubr/default.nix
index e86277cf2782c..324145639a3a5 100644
--- a/pkgs/development/python-modules/cffsubr/default.nix
+++ b/pkgs/development/python-modules/cffsubr/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
   meta = with lib; {
     broken = stdenv.isDarwin;
     description = "Standalone CFF subroutinizer based on AFDKO tx";
+    mainProgram = "cffsubr";
     homepage = "https://github.com/adobe-type-tools/cffsubr";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/cfn-flip/default.nix b/pkgs/development/python-modules/cfn-flip/default.nix
index d1fa5de4793de..bca9fbd06fbb7 100644
--- a/pkgs/development/python-modules/cfn-flip/default.nix
+++ b/pkgs/development/python-modules/cfn-flip/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool for converting AWS CloudFormation templates between JSON and YAML formats";
+    mainProgram = "cfn-flip";
     homepage = "https://github.com/awslabs/aws-cfn-template-flip";
     license = licenses.asl20;
     maintainers = with maintainers; [ kamadorueda psyanticy ];
diff --git a/pkgs/development/python-modules/cfn-lint/default.nix b/pkgs/development/python-modules/cfn-lint/default.nix
index c98715f9ab027..e062ee7810566 100644
--- a/pkgs/development/python-modules/cfn-lint/default.nix
+++ b/pkgs/development/python-modules/cfn-lint/default.nix
@@ -76,6 +76,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Checks cloudformation for practices and behaviour that could potentially be improved";
+    mainProgram = "cfn-lint";
     homepage = "https://github.com/aws-cloudformation/cfn-lint";
     changelog = "https://github.com/aws-cloudformation/cfn-lint/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/cgroup-utils/default.nix b/pkgs/development/python-modules/cgroup-utils/default.nix
index 2d65a03f68d0e..4dfd3901ef7f7 100644
--- a/pkgs/development/python-modules/cgroup-utils/default.nix
+++ b/pkgs/development/python-modules/cgroup-utils/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utility tools for control groups of Linux";
+    mainProgram = "cgutil";
     maintainers = with maintainers; [ layus ];
     platforms = platforms.linux;
     license = licenses.gpl2;
diff --git a/pkgs/development/python-modules/chalice/default.nix b/pkgs/development/python-modules/chalice/default.nix
index 915e40544a824..5134f0ffa2f5e 100644
--- a/pkgs/development/python-modules/chalice/default.nix
+++ b/pkgs/development/python-modules/chalice/default.nix
@@ -102,6 +102,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Serverless Microframework for AWS";
+    mainProgram = "chalice";
     homepage = "https://github.com/aws/chalice";
     changelog = "https://github.com/aws/chalice/blob/${version}/CHANGELOG.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/chardet/default.nix b/pkgs/development/python-modules/chardet/default.nix
index 7c78de37d36d5..f0170eb641e3e 100644
--- a/pkgs/development/python-modules/chardet/default.nix
+++ b/pkgs/development/python-modules/chardet/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/chardet/chardet/releases/tag/${version}";
     description = "Universal encoding detector";
+    mainProgram = "chardetect";
     homepage = "https://github.com/chardet/chardet";
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ domenkozar ];
diff --git a/pkgs/development/python-modules/charset-normalizer/default.nix b/pkgs/development/python-modules/charset-normalizer/default.nix
index 2f6c3533dd77e..2a6a13dc0bf88 100644
--- a/pkgs/development/python-modules/charset-normalizer/default.nix
+++ b/pkgs/development/python-modules/charset-normalizer/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for encoding and language detection";
+    mainProgram = "normalizer";
     homepage = "https://charset-normalizer.readthedocs.io/";
     changelog = "https://github.com/Ousret/charset_normalizer/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/chat-downloader/default.nix b/pkgs/development/python-modules/chat-downloader/default.nix
index 13434cc86d05b..fe35f5a52bd32 100644
--- a/pkgs/development/python-modules/chat-downloader/default.nix
+++ b/pkgs/development/python-modules/chat-downloader/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A simple tool used to retrieve chat messages from livestreams, videos, clips and past broadcasts";
+    mainProgram = "chat_downloader";
     homepage = "https://github.com/xenova/chat-downloader";
     changelog = "https://github.com/xenova/chat-downloader/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/check-manifest/default.nix b/pkgs/development/python-modules/check-manifest/default.nix
index 832cac1f7872b..1533329d5572e 100644
--- a/pkgs/development/python-modules/check-manifest/default.nix
+++ b/pkgs/development/python-modules/check-manifest/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Check MANIFEST.in in a Python source package for completeness";
+    mainProgram = "check-manifest";
     homepage = "https://github.com/mgedmin/check-manifest";
     changelog = "https://github.com/mgedmin/check-manifest/blob/${version}/CHANGES.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/checkdmarc/default.nix b/pkgs/development/python-modules/checkdmarc/default.nix
index 6c261cff35fde..c39b704079316 100644
--- a/pkgs/development/python-modules/checkdmarc/default.nix
+++ b/pkgs/development/python-modules/checkdmarc/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A parser for SPF and DMARC DNS records";
+    mainProgram = "checkdmarc";
     homepage = "https://github.com/domainaware/checkdmarc";
     changelog = "https://github.com/domainaware/checkdmarc/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/cheroot/default.nix b/pkgs/development/python-modules/cheroot/default.nix
index 89d4d69b91614..602afd0f755f7 100644
--- a/pkgs/development/python-modules/cheroot/default.nix
+++ b/pkgs/development/python-modules/cheroot/default.nix
@@ -98,6 +98,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "High-performance, pure-Python HTTP";
+    mainProgram = "cheroot";
     homepage = "https://github.com/cherrypy/cheroot";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/cherrypy/default.nix b/pkgs/development/python-modules/cherrypy/default.nix
index 903be65bf068e..6d1fffbdedc95 100644
--- a/pkgs/development/python-modules/cherrypy/default.nix
+++ b/pkgs/development/python-modules/cherrypy/default.nix
@@ -137,6 +137,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Object-oriented HTTP framework";
+    mainProgram = "cherryd";
     homepage = "https://cherrypy.dev/";
     changelog = "https://github.com/cherrypy/cherrypy/blob/v${version}/CHANGES.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/chevron/default.nix b/pkgs/development/python-modules/chevron/default.nix
index 48b1a5c5c1571..6a122ecf31e3a 100644
--- a/pkgs/development/python-modules/chevron/default.nix
+++ b/pkgs/development/python-modules/chevron/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage {
   meta = with lib; {
     homepage = "https://github.com/noahmorrison/chevron";
     description = "A python implementation of the mustache templating language";
+    mainProgram = "chevron";
     license = licenses.mit;
     maintainers = with maintainers; [ dhkl ];
   };
diff --git a/pkgs/development/python-modules/chromadb/default.nix b/pkgs/development/python-modules/chromadb/default.nix
index 37cc44da3f72d..6b1ad4dc6976f 100644
--- a/pkgs/development/python-modules/chromadb/default.nix
+++ b/pkgs/development/python-modules/chromadb/default.nix
@@ -154,6 +154,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "The AI-native open-source embedding database";
+    mainProgram = "chroma";
     homepage = "https://github.com/chroma-core/chroma";
     changelog = "https://github.com/chroma-core/chroma/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/citeproc-py/default.nix b/pkgs/development/python-modules/citeproc-py/default.nix
index d46a6bdb70d67..264b0f3b34812 100644
--- a/pkgs/development/python-modules/citeproc-py/default.nix
+++ b/pkgs/development/python-modules/citeproc-py/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/brechtm/citeproc-py";
     description = "Citation Style Language (CSL) parser for Python";
+    mainProgram = "csl_unsorted";
     license = licenses.bsd2;
     maintainers = with maintainers; [ bcdarwin ];
   };
diff --git a/pkgs/development/python-modules/ckcc-protocol/default.nix b/pkgs/development/python-modules/ckcc-protocol/default.nix
index e9654b0e67d52..84f63752e2ae1 100644
--- a/pkgs/development/python-modules/ckcc-protocol/default.nix
+++ b/pkgs/development/python-modules/ckcc-protocol/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Communicate with your Coldcard using Python";
+    mainProgram = "ckcc";
     homepage = "https://github.com/Coldcard/ckcc-protocol";
     license = licenses.mit;
     maintainers = with maintainers; [ hkjn ];
diff --git a/pkgs/development/python-modules/clarifai/default.nix b/pkgs/development/python-modules/clarifai/default.nix
index 05a86d09ee772..123ee11eeeb90 100644
--- a/pkgs/development/python-modules/clarifai/default.nix
+++ b/pkgs/development/python-modules/clarifai/default.nix
@@ -102,6 +102,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Clarifai Python Utilities";
+    mainProgram = "clarifai";
     homepage = "https://github.com/Clarifai/clarifai-python";
     changelog = "https://github.com/Clarifai/clarifai-python/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/clevercsv/default.nix b/pkgs/development/python-modules/clevercsv/default.nix
index 6ad07d8ec62e8..fd8e4f61dceb9 100644
--- a/pkgs/development/python-modules/clevercsv/default.nix
+++ b/pkgs/development/python-modules/clevercsv/default.nix
@@ -72,6 +72,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "CleverCSV is a Python package for handling messy CSV files";
+    mainProgram = "clevercsv";
     longDescription = ''
       CleverCSV is a Python package for handling messy CSV files. It provides
       a drop-in replacement for the builtin CSV module with improved dialect
diff --git a/pkgs/development/python-modules/clf/default.nix b/pkgs/development/python-modules/clf/default.nix
index d63079f725e2a..0dd3609197f85 100644
--- a/pkgs/development/python-modules/clf/default.nix
+++ b/pkgs/development/python-modules/clf/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/ncrocfer/clf";
     description = "Command line tool to search snippets on Commandlinefu.com";
+    mainProgram = "clf";
     license = licenses.mit;
     maintainers = with maintainers; [ koral ];
   };
diff --git a/pkgs/development/python-modules/cliche/default.nix b/pkgs/development/python-modules/cliche/default.nix
index e0657336a0936..b51801d8d2d3f 100644
--- a/pkgs/development/python-modules/cliche/default.nix
+++ b/pkgs/development/python-modules/cliche/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Build a simple command-line interface from your functions :computer:";
+    mainProgram = "cliche";
     homepage = "https://github.com/kootenpv/cliche";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/click-odoo/default.nix b/pkgs/development/python-modules/click-odoo/default.nix
index 2dd211d24a01d..b4cd69ed978af 100644
--- a/pkgs/development/python-modules/click-odoo/default.nix
+++ b/pkgs/development/python-modules/click-odoo/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Odoo scripting helper library";
+    mainProgram = "click-odoo";
     homepage = "https://github.com/acsone/click-odoo";
     license = licenses.lgpl3Only;
     maintainers = with maintainers; [ yajo ];
diff --git a/pkgs/development/python-modules/clickhouse-cli/default.nix b/pkgs/development/python-modules/clickhouse-cli/default.nix
index 8abe4c1b3aa6a..170d152393039 100644
--- a/pkgs/development/python-modules/clickhouse-cli/default.nix
+++ b/pkgs/development/python-modules/clickhouse-cli/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A third-party client for the Clickhouse DBMS server";
+    mainProgram = "clickhouse-cli";
     homepage = "https://github.com/hatarist/clickhouse-cli";
     license = licenses.mit;
     maintainers = with maintainers; [ ivan-babrou ];
diff --git a/pkgs/development/python-modules/cloudsplaining/default.nix b/pkgs/development/python-modules/cloudsplaining/default.nix
index bb4340eec4c6d..7c559db4337ae 100644
--- a/pkgs/development/python-modules/cloudsplaining/default.nix
+++ b/pkgs/development/python-modules/cloudsplaining/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for AWS IAM security assessment";
+    mainProgram = "cloudsplaining";
     homepage = "https://github.com/salesforce/cloudsplaining";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/cocotb/default.nix b/pkgs/development/python-modules/cocotb/default.nix
index 22cc1ced77621..0e758490b8030 100644
--- a/pkgs/development/python-modules/cocotb/default.nix
+++ b/pkgs/development/python-modules/cocotb/default.nix
@@ -65,6 +65,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/cocotb/cocotb/releases/tag/v${version}";
     description = "Coroutine based cosimulation library for writing VHDL and Verilog testbenches in Python";
+    mainProgram = "cocotb-config";
     homepage = "https://github.com/cocotb/cocotb";
     license = licenses.bsd3;
     maintainers = with maintainers; [ matthuszagh jleightcap ];
diff --git a/pkgs/development/python-modules/codecov/default.nix b/pkgs/development/python-modules/codecov/default.nix
index c6af62860d4b6..ccc95b894f39a 100644
--- a/pkgs/development/python-modules/codecov/default.nix
+++ b/pkgs/development/python-modules/codecov/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python report uploader for Codecov";
+    mainProgram = "codecov";
     homepage = "https://codecov.io/";
     license = licenses.asl20;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/coinmetrics-api-client/default.nix b/pkgs/development/python-modules/coinmetrics-api-client/default.nix
index 5085489127ba8..421be646d19e7 100644
--- a/pkgs/development/python-modules/coinmetrics-api-client/default.nix
+++ b/pkgs/development/python-modules/coinmetrics-api-client/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Coin Metrics API v4 client library";
+    mainProgram = "coinmetrics";
     homepage = "https://coinmetrics.github.io/api-client-python/site/index.html";
     license = licenses.mit;
     maintainers = with maintainers; [ centromere ];
diff --git a/pkgs/development/python-modules/colorcet/default.nix b/pkgs/development/python-modules/colorcet/default.nix
index efee49934d875..7fe6f8fd84f2d 100644
--- a/pkgs/development/python-modules/colorcet/default.nix
+++ b/pkgs/development/python-modules/colorcet/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Collection of perceptually uniform colormaps";
+    mainProgram = "colorcet";
     homepage = "https://colorcet.pyviz.org";
     license = licenses.cc-by-40;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/coloredlogs/default.nix b/pkgs/development/python-modules/coloredlogs/default.nix
index edc708f93e062..3f4dd4188040c 100644
--- a/pkgs/development/python-modules/coloredlogs/default.nix
+++ b/pkgs/development/python-modules/coloredlogs/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Colored stream handler for Python's logging module";
+    mainProgram = "coloredlogs";
     homepage = "https://github.com/xolox/python-coloredlogs";
     license = licenses.mit;
     maintainers = with maintainers; [ eyjhb ];
diff --git a/pkgs/development/python-modules/colout/default.nix b/pkgs/development/python-modules/colout/default.nix
index e01193cd36ecc..6325b6be5bda9 100644
--- a/pkgs/development/python-modules/colout/default.nix
+++ b/pkgs/development/python-modules/colout/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Color Up Arbitrary Command Output";
+    mainProgram = "colout";
     homepage = "https://github.com/nojhan/colout";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ badele ];
diff --git a/pkgs/development/python-modules/commonmark/default.nix b/pkgs/development/python-modules/commonmark/default.nix
index bf6d74ea5f61c..a6cf342ba04e2 100644
--- a/pkgs/development/python-modules/commonmark/default.nix
+++ b/pkgs/development/python-modules/commonmark/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python parser for the CommonMark Markdown spec";
+    mainProgram = "cmark";
     homepage = "https://github.com/rolandshoemaker/CommonMark-py";
     license = licenses.bsd3;
   };
diff --git a/pkgs/development/python-modules/compiledb/default.nix b/pkgs/development/python-modules/compiledb/default.nix
index 25472793cce0e..a97db47ffdb74 100644
--- a/pkgs/development/python-modules/compiledb/default.nix
+++ b/pkgs/development/python-modules/compiledb/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool for generating Clang's JSON Compilation Database files";
+    mainProgram = "compiledb";
     license = licenses.gpl3;
     homepage = "https://github.com/nickdiego/compiledb";
     maintainers = with maintainers; [ multun ];
diff --git a/pkgs/development/python-modules/compreffor/default.nix b/pkgs/development/python-modules/compreffor/default.nix
index f587a2963800d..9ab5590e4e3b9 100644
--- a/pkgs/development/python-modules/compreffor/default.nix
+++ b/pkgs/development/python-modules/compreffor/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "CFF table subroutinizer for FontTools";
+    mainProgram = "compreffor";
     homepage = "https://github.com/googlefonts/compreffor";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/confight/default.nix b/pkgs/development/python-modules/confight/default.nix
index 5933ffc5d842d..718b0614b1113 100644
--- a/pkgs/development/python-modules/confight/default.nix
+++ b/pkgs/development/python-modules/confight/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python context manager for managing pid files";
+    mainProgram = "confight";
     homepage = "https://github.com/avature/confight";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ mkg20001 ];
diff --git a/pkgs/development/python-modules/connexion/default.nix b/pkgs/development/python-modules/connexion/default.nix
index aa5b58570478b..370d5044ee606 100644
--- a/pkgs/development/python-modules/connexion/default.nix
+++ b/pkgs/development/python-modules/connexion/default.nix
@@ -93,6 +93,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Swagger/OpenAPI First framework on top of Flask";
+    mainProgram = "connexion";
     homepage = "https://github.com/spec-first/connexion";
     changelog = "https://github.com/spec-first/connexion/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/controku/default.nix b/pkgs/development/python-modules/controku/default.nix
index 4fd2e762b9c4d..e2dd1d32b76a3 100644
--- a/pkgs/development/python-modules/controku/default.nix
+++ b/pkgs/development/python-modules/controku/default.nix
@@ -45,6 +45,7 @@ python3Packages.buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/benthetechguy/controku/releases/tag/${version}";
     description = "Control Roku devices from the comfort of your own desktop";
+    mainProgram = "controku";
     homepage = "https://github.com/benthetechguy/controku";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ mjm ];
diff --git a/pkgs/development/python-modules/convertdate/default.nix b/pkgs/development/python-modules/convertdate/default.nix
index 601799ba24e79..39a935e5e8501 100644
--- a/pkgs/development/python-modules/convertdate/default.nix
+++ b/pkgs/development/python-modules/convertdate/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utils for converting between date formats and calculating holidays";
+    mainProgram = "censusgeocode";
     homepage = "https://github.com/fitnr/convertdate";
     license = licenses.mit;
     maintainers = with maintainers; [ jluttine ];
diff --git a/pkgs/development/python-modules/cookiecutter/default.nix b/pkgs/development/python-modules/cookiecutter/default.nix
index 35e14b394e2e4..a1c957afb2007 100644
--- a/pkgs/development/python-modules/cookiecutter/default.nix
+++ b/pkgs/development/python-modules/cookiecutter/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/audreyr/cookiecutter";
     description = "A command-line utility that creates projects from project templates";
+    mainProgram = "cookiecutter";
     license = licenses.bsd3;
     maintainers = with maintainers; [ kragniz ];
   };
diff --git a/pkgs/development/python-modules/correctionlib/default.nix b/pkgs/development/python-modules/correctionlib/default.nix
index e378b71b43b83..23a8bee16d218 100644
--- a/pkgs/development/python-modules/correctionlib/default.nix
+++ b/pkgs/development/python-modules/correctionlib/default.nix
@@ -60,6 +60,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Provides a well-structured JSON data format for a wide variety of ad-hoc correction factors encountered in a typical HEP analysis";
+    mainProgram = "correction";
     homepage = "https://cms-nanoaod.github.io/correctionlib/";
     license = with licenses; [ bsd3 ];
     maintainers = with maintainers; [ veprbl ];
diff --git a/pkgs/development/python-modules/corsair-scan/default.nix b/pkgs/development/python-modules/corsair-scan/default.nix
index 82ef32b2d7b3f..4d7190906b262 100644
--- a/pkgs/development/python-modules/corsair-scan/default.nix
+++ b/pkgs/development/python-modules/corsair-scan/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to check for Cross-Origin Resource Sharing (CORS) misconfigurations";
+    mainProgram = "corsair";
     homepage = "https://github.com/Santandersecurityresearch/corsair_scan";
     changelog = "https://github.com/Santandersecurityresearch/corsair_scan/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/cot/default.nix b/pkgs/development/python-modules/cot/default.nix
index ed40735a20639..e65bc8577e4b0 100644
--- a/pkgs/development/python-modules/cot/default.nix
+++ b/pkgs/development/python-modules/cot/default.nix
@@ -80,6 +80,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Common OVF Tool";
+    mainProgram = "cot";
     longDescription = ''
       COT (the Common OVF Tool) is a tool for editing Open Virtualization Format (.ovf, .ova) virtual appliances,
       with a focus on virtualized network appliances such as the Cisco CSR 1000V and Cisco IOS XRv platforms.
diff --git a/pkgs/development/python-modules/courlan/default.nix b/pkgs/development/python-modules/courlan/default.nix
index f6676d4b6896f..bd73aad1977d8 100644
--- a/pkgs/development/python-modules/courlan/default.nix
+++ b/pkgs/development/python-modules/courlan/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Clean, filter and sample URLs to optimize data collection";
+    mainProgram = "courlan";
     homepage = "https://github.com/adbar/courlan";
     changelog = "https://github.com/adbar/courlan/blob/v${version}/HISTORY.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/coveralls/default.nix b/pkgs/development/python-modules/coveralls/default.nix
index dd3aeb50afb8b..c1b144109bea8 100644
--- a/pkgs/development/python-modules/coveralls/default.nix
+++ b/pkgs/development/python-modules/coveralls/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Show coverage stats online via coveralls.io";
+    mainProgram = "coveralls";
     homepage = "https://github.com/coveralls-clients/coveralls-python";
     license = lib.licenses.mit;
   };
diff --git a/pkgs/development/python-modules/cram/default.nix b/pkgs/development/python-modules/cram/default.nix
index 4006c4f28ef3c..4efc13b530382 100644
--- a/pkgs/development/python-modules/cram/default.nix
+++ b/pkgs/development/python-modules/cram/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "A simple testing framework for command line applications";
+    mainProgram = "cram";
     homepage = "https://bitheap.org/cram/";
     license = lib.licenses.gpl2Plus;
     maintainers = with lib.maintainers; [ jluttine ];
diff --git a/pkgs/development/python-modules/crc/default.nix b/pkgs/development/python-modules/crc/default.nix
index 2ff39e63981bc..c8abe86e5ebf1 100644
--- a/pkgs/development/python-modules/crc/default.nix
+++ b/pkgs/development/python-modules/crc/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/Nicoretti/crc/releases/tag/${version}";
     description = "Python module for calculating and verifying predefined & custom CRC's";
+    mainProgram = "crc";
     homepage = "https://nicoretti.github.io/crc/";
     license = licenses.bsd2;
     maintainers = with maintainers; [ jleightcap ];
diff --git a/pkgs/development/python-modules/credstash/default.nix b/pkgs/development/python-modules/credstash/default.nix
index 76859ec88ff82..8ed90b65f7a28 100644
--- a/pkgs/development/python-modules/credstash/default.nix
+++ b/pkgs/development/python-modules/credstash/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A utility for managing secrets in the cloud using AWS KMS and DynamoDB";
+    mainProgram = "credstash";
     homepage = "https://github.com/LuminalOSS/credstash";
     license = licenses.asl20;
   };
diff --git a/pkgs/development/python-modules/criticality-score/default.nix b/pkgs/development/python-modules/criticality-score/default.nix
index e1ff875493646..ffea5ad31dad3 100644
--- a/pkgs/development/python-modules/criticality-score/default.nix
+++ b/pkgs/development/python-modules/criticality-score/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python tool for computing the Open Source Project Criticality Score.";
+    mainProgram = "criticality_score";
     homepage = "https://github.com/ossf/criticality_score";
     changelog = "https://github.com/ossf/criticality_score/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/crossplane/default.nix b/pkgs/development/python-modules/crossplane/default.nix
index 20b4d4204f4ca..d69708b8e212d 100644
--- a/pkgs/development/python-modules/crossplane/default.nix
+++ b/pkgs/development/python-modules/crossplane/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "NGINX configuration file parser and builder";
+    mainProgram = "crossplane";
     homepage = "https://github.com/nginxinc/crossplane";
     license = licenses.asl20;
     maintainers = with maintainers; [ kaction ];
diff --git a/pkgs/development/python-modules/crytic-compile/default.nix b/pkgs/development/python-modules/crytic-compile/default.nix
index 56dab1fbbb545..8ef955f56f8f3 100644
--- a/pkgs/development/python-modules/crytic-compile/default.nix
+++ b/pkgs/development/python-modules/crytic-compile/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Abstraction layer for smart contract build systems";
+    mainProgram = "crytic-compile";
     homepage = "https://github.com/crytic/crytic-compile";
     changelog = "https://github.com/crytic/crytic-compile/releases/tag/${version}";
     license = licenses.agpl3Plus;
diff --git a/pkgs/development/python-modules/css-html-js-minify/default.nix b/pkgs/development/python-modules/css-html-js-minify/default.nix
index 304624a90ca05..f84dfbcaaecb4 100644
--- a/pkgs/development/python-modules/css-html-js-minify/default.nix
+++ b/pkgs/development/python-modules/css-html-js-minify/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "StandAlone Async cross-platform Minifier for the Web";
+    mainProgram = "css-html-js-minify";
     homepage = "https://github.com/juancarlospaco/css-html-js-minify";
     license = with licenses; [ gpl3Plus lgpl3Plus mit ];
     maintainers = with maintainers; [ FlorianFranzen ];
diff --git a/pkgs/development/python-modules/cssbeautifier/default.nix b/pkgs/development/python-modules/cssbeautifier/default.nix
index 02f1de52af7e6..1fc1aeed84371 100644
--- a/pkgs/development/python-modules/cssbeautifier/default.nix
+++ b/pkgs/development/python-modules/cssbeautifier/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "CSS unobfuscator and beautifier";
+    mainProgram = "css-beautify";
     homepage = "https://github.com/beautifier/js-beautify";
     changelog = "https://github.com/beautifier/js-beautify/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/cssmin/default.nix b/pkgs/development/python-modules/cssmin/default.nix
index c9daf5d45827c..6ab7f590f6d24 100644
--- a/pkgs/development/python-modules/cssmin/default.nix
+++ b/pkgs/development/python-modules/cssmin/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python port of the YUI CSS compression algorithm";
+    mainProgram = "cssmin";
     homepage = "https://github.com/zacharyvoase/cssmin";
     license = licenses.bsd3;
   };
diff --git a/pkgs/development/python-modules/cu2qu/default.nix b/pkgs/development/python-modules/cu2qu/default.nix
index ddad0b741b1eb..67315205b7061 100644
--- a/pkgs/development/python-modules/cu2qu/default.nix
+++ b/pkgs/development/python-modules/cu2qu/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/googlefonts/cu2qu/releases/tag/v${version}";
     description = "Cubic-to-quadratic bezier curve conversion";
+    mainProgram = "cu2qu";
     homepage = "https://github.com/googlefonts/cu2qu";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/cvss/default.nix b/pkgs/development/python-modules/cvss/default.nix
index 120325a7b8e58..267cd94f41d8b 100644
--- a/pkgs/development/python-modules/cvss/default.nix
+++ b/pkgs/development/python-modules/cvss/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for CVSS2/3/4";
+    mainProgram = "cvss_calculator";
     homepage = "https://github.com/RedHatProductSecurity/cvss";
     changelog = "https://github.com/RedHatProductSecurity/cvss/releases/tag/v${version}";
     license = with licenses; [ lgpl3Plus ];
diff --git a/pkgs/development/python-modules/cwl-upgrader/default.nix b/pkgs/development/python-modules/cwl-upgrader/default.nix
index 874af6d659413..d3f3978dc0b79 100644
--- a/pkgs/development/python-modules/cwl-upgrader/default.nix
+++ b/pkgs/development/python-modules/cwl-upgrader/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to upgrade CWL syntax to a newer version";
+    mainProgram = "cwl-upgrader";
     homepage = "https://github.com/common-workflow-language/cwl-upgrader";
     changelog = "https://github.com/common-workflow-language/cwl-upgrader/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/cysignals/default.nix b/pkgs/development/python-modules/cysignals/default.nix
index fe0ca2e17a098..107b552a631c0 100644
--- a/pkgs/development/python-modules/cysignals/default.nix
+++ b/pkgs/development/python-modules/cysignals/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Interrupt and signal handling for Cython";
+    mainProgram = "cysignals-CSI";
     homepage = "https://github.com/sagemath/cysignals/";
     maintainers = teams.sage.members;
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/python-modules/daphne/default.nix b/pkgs/development/python-modules/daphne/default.nix
index 70150799f5f05..1cb0a1998493e 100644
--- a/pkgs/development/python-modules/daphne/default.nix
+++ b/pkgs/development/python-modules/daphne/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Django ASGI (HTTP/WebSocket) server";
+    mainProgram = "daphne";
     homepage = "https://github.com/django/daphne";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/dask-mpi/default.nix b/pkgs/development/python-modules/dask-mpi/default.nix
index ed3215595c2b6..6ee614d23a939 100644
--- a/pkgs/development/python-modules/dask-mpi/default.nix
+++ b/pkgs/development/python-modules/dask-mpi/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Deploy Dask using mpi4py";
+    mainProgram = "dask-mpi";
     homepage = "https://github.com/dask/dask-mpi";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/dask-yarn/default.nix b/pkgs/development/python-modules/dask-yarn/default.nix
index 044c70f64f899..acea511b24952 100644
--- a/pkgs/development/python-modules/dask-yarn/default.nix
+++ b/pkgs/development/python-modules/dask-yarn/default.nix
@@ -65,6 +65,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Deploy dask on YARN clusters";
+    mainProgram = "dask-yarn";
     longDescription = ''Dask-Yarn deploys Dask on YARN clusters,
       such as are found in traditional Hadoop installations.
       Dask-Yarn provides an easy interface to quickly start,
diff --git a/pkgs/development/python-modules/dask/default.nix b/pkgs/development/python-modules/dask/default.nix
index 5fa73cea10f71..ac09f74c88f96 100644
--- a/pkgs/development/python-modules/dask/default.nix
+++ b/pkgs/development/python-modules/dask/default.nix
@@ -169,6 +169,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Minimal task scheduling abstraction";
+    mainProgram = "dask";
     homepage = "https://dask.org/";
     changelog = "https://docs.dask.org/en/latest/changelog.html";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/dataclass-wizard/default.nix b/pkgs/development/python-modules/dataclass-wizard/default.nix
index 603fd25e9b2a1..0cc0eed0f51fe 100644
--- a/pkgs/development/python-modules/dataclass-wizard/default.nix
+++ b/pkgs/development/python-modules/dataclass-wizard/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A set of simple, yet elegant wizarding tools for interacting with the Python dataclasses module";
+    mainProgram = "wiz";
     homepage = "https://github.com/rnag/dataclass-wizard";
     changelog = "https://github.com/rnag/dataclass-wizard/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/datasets/default.nix b/pkgs/development/python-modules/datasets/default.nix
index 0505ea7e13ccd..534a0083fbe37 100644
--- a/pkgs/development/python-modules/datasets/default.nix
+++ b/pkgs/development/python-modules/datasets/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Open-access datasets and evaluation metrics for natural language processing";
+    mainProgram = "datasets-cli";
     homepage = "https://github.com/huggingface/datasets";
     changelog = "https://github.com/huggingface/datasets/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/datasette/default.nix b/pkgs/development/python-modules/datasette/default.nix
index b89d5bbd06ee2..a3c43a528aab3 100644
--- a/pkgs/development/python-modules/datasette/default.nix
+++ b/pkgs/development/python-modules/datasette/default.nix
@@ -99,6 +99,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Multi-tool for exploring and publishing data";
+    mainProgram = "datasette";
     homepage = "https://datasette.io/";
     changelog = "https://github.com/simonw/datasette/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/datashader/default.nix b/pkgs/development/python-modules/datashader/default.nix
index cb0fb38ab9b7c..899da93bfc5d4 100644
--- a/pkgs/development/python-modules/datashader/default.nix
+++ b/pkgs/development/python-modules/datashader/default.nix
@@ -96,6 +96,7 @@ buildPythonPackage rec {
 
   meta = with lib;{
     description = "Data visualization toolchain based on aggregating into a grid";
+    mainProgram = "datashader";
     homepage = "https://datashader.org";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/debianbts/default.nix b/pkgs/development/python-modules/debianbts/default.nix
index 7d0a53e033bcc..013f8724067ce 100644
--- a/pkgs/development/python-modules/debianbts/default.nix
+++ b/pkgs/development/python-modules/debianbts/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface to Debian's Bug Tracking System";
+    mainProgram = "debianbts";
     homepage = "https://github.com/venthur/python-debianbts";
     downloadPage = "https://pypi.org/project/python-debianbts/";
     changelog = "https://github.com/venthur/python-debianbts/blob/${version}/CHANGELOG.md";
diff --git a/pkgs/development/python-modules/debts/default.nix b/pkgs/development/python-modules/debts/default.nix
index 3128f71288322..c82a65500451b 100644
--- a/pkgs/development/python-modules/debts/default.nix
+++ b/pkgs/development/python-modules/debts/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
   meta = with lib; {
     inherit (src.meta) homepage;
     description = "A simple library and cli-tool to help you solve some debts settlement scenarios";
+    mainProgram = "debts";
     license = licenses.beerware;
     maintainers = [ maintainers.symphorien ];
   };
diff --git a/pkgs/development/python-modules/deemix/default.nix b/pkgs/development/python-modules/deemix/default.nix
index ac0e0a9d469b1..d9eaddb7bf4a2 100644
--- a/pkgs/development/python-modules/deemix/default.nix
+++ b/pkgs/development/python-modules/deemix/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Deezer downloader built from the ashes of Deezloader Remix";
+    mainProgram = "deemix";
     homepage = "https://git.freezerapp.xyz/RemixDev/deemix-py";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ natto1784 ];
diff --git a/pkgs/development/python-modules/deepdiff/default.nix b/pkgs/development/python-modules/deepdiff/default.nix
index 64cae1af74c1d..350ce76eca49e 100644
--- a/pkgs/development/python-modules/deepdiff/default.nix
+++ b/pkgs/development/python-modules/deepdiff/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Deep Difference and Search of any Python object/data";
+    mainProgram = "deep";
     homepage = "https://github.com/seperman/deepdiff";
     changelog = "https://github.com/seperman/deepdiff/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/deepdish/default.nix b/pkgs/development/python-modules/deepdish/default.nix
index da73114835f82..7033e2f9f851d 100644
--- a/pkgs/development/python-modules/deepdish/default.nix
+++ b/pkgs/development/python-modules/deepdish/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Flexible HDF5 saving/loading and other data science tools from the University of Chicago.";
+    mainProgram = "ddls";
     homepage = "https://github.com/uchicago-cs/deepdish";
     license = licenses.asl20;
     maintainers = with maintainers; [ ndl ];
diff --git a/pkgs/development/python-modules/deepl/default.nix b/pkgs/development/python-modules/deepl/default.nix
index 4840329d75c91..aa4a0b2ed1e5e 100644
--- a/pkgs/development/python-modules/deepl/default.nix
+++ b/pkgs/development/python-modules/deepl/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A language translation API that allows other computer programs to send texts and documents to DeepL's servers and receive high-quality translations";
+    mainProgram = "deepl";
     homepage = "https://github.com/DeepLcom/deepl-python";
     changelog = "https://github.com/DeepLcom/deepl-python/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/dehinter/default.nix b/pkgs/development/python-modules/dehinter/default.nix
index 1775e01fa8c9e..276959b84b329 100644
--- a/pkgs/development/python-modules/dehinter/default.nix
+++ b/pkgs/development/python-modules/dehinter/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utility for removing hinting data from TrueType and OpenType fonts";
+    mainProgram = "dehinter";
     homepage = "https://github.com/source-foundry/dehinter";
     license = licenses.asl20;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/deid/default.nix b/pkgs/development/python-modules/deid/default.nix
index 6927d656a9f20..5edfd4afc3417 100644
--- a/pkgs/development/python-modules/deid/default.nix
+++ b/pkgs/development/python-modules/deid/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Best-effort anonymization for medical images";
+    mainProgram = "deid";
     homepage = "https://pydicom.github.io/deid";
     license = licenses.mit;
     maintainers = with maintainers; [ bcdarwin ];
diff --git a/pkgs/development/python-modules/demes/default.nix b/pkgs/development/python-modules/demes/default.nix
index 986bb7f9ac9f1..446407ce6fc2d 100644
--- a/pkgs/development/python-modules/demes/default.nix
+++ b/pkgs/development/python-modules/demes/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tools for describing and manipulating demographic models";
+    mainProgram = "demes";
     homepage = "https://github.com/popsim-consortium/demes-python";
     license = licenses.isc;
     maintainers = with maintainers; [ alxsimon ];
diff --git a/pkgs/development/python-modules/demesdraw/default.nix b/pkgs/development/python-modules/demesdraw/default.nix
index 42e9fdc4c5f97..2672f87146854 100644
--- a/pkgs/development/python-modules/demesdraw/default.nix
+++ b/pkgs/development/python-modules/demesdraw/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Drawing functions for Demes demographic models";
+    mainProgram = "demesdraw";
     homepage = "https://github.com/grahamgower/demesdraw";
     license = licenses.isc;
     maintainers = with maintainers; [ alxsimon ];
diff --git a/pkgs/development/python-modules/demjson3/default.nix b/pkgs/development/python-modules/demjson3/default.nix
index 50668ec388344..6e83b001e6e1d 100644
--- a/pkgs/development/python-modules/demjson3/default.nix
+++ b/pkgs/development/python-modules/demjson3/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Encoder/decoder and lint/validator for JSON (JavaScript Object Notation)";
+    mainProgram = "jsonlint";
     homepage = "https://github.com/nielstron/demjson3/";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/diceware/default.nix b/pkgs/development/python-modules/diceware/default.nix
index ed6c77c6abc66..4f4094e2cf9c5 100644
--- a/pkgs/development/python-modules/diceware/default.nix
+++ b/pkgs/development/python-modules/diceware/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generates passphrases by concatenating words randomly picked from wordlists";
+    mainProgram = "diceware";
     homepage = "https://github.com/ulif/diceware";
     changelog = "https://github.com/ulif/diceware/blob/v${version}/CHANGES.rst";
     license = licenses.gpl3;
diff --git a/pkgs/development/python-modules/dicom2nifti/default.nix b/pkgs/development/python-modules/dicom2nifti/default.nix
index 8c716135a104f..f6dc8cd20a687 100644
--- a/pkgs/development/python-modules/dicom2nifti/default.nix
+++ b/pkgs/development/python-modules/dicom2nifti/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/icometrix/dicom2nifti";
     description = "Library for converting dicom files to nifti";
+    mainProgram = "dicom2nifti";
     license = licenses.mit;
     maintainers = with maintainers; [ bcdarwin ];
   };
diff --git a/pkgs/development/python-modules/diffusers/default.nix b/pkgs/development/python-modules/diffusers/default.nix
index e0013dca841d1..fe5b9a04b273b 100644
--- a/pkgs/development/python-modules/diffusers/default.nix
+++ b/pkgs/development/python-modules/diffusers/default.nix
@@ -147,6 +147,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "State-of-the-art diffusion models for image and audio generation in PyTorch";
+    mainProgram = "diffusers-cli";
     homepage = "https://github.com/huggingface/diffusers";
     changelog = "https://github.com/huggingface/diffusers/releases/tag/${src.rev}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/dinghy/default.nix b/pkgs/development/python-modules/dinghy/default.nix
index 20d855bf0d262..f7f099b3bb1a7 100644
--- a/pkgs/development/python-modules/dinghy/default.nix
+++ b/pkgs/development/python-modules/dinghy/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A GitHub activity digest tool";
+    mainProgram = "dinghy";
     homepage = "https://github.com/nedbat/dinghy";
     changelog = "https://github.com/nedbat/dinghy/blob/${version}/CHANGELOG.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/dingz/default.nix b/pkgs/development/python-modules/dingz/default.nix
index 6ad22e7f4ced2..10354264861e0 100644
--- a/pkgs/development/python-modules/dingz/default.nix
+++ b/pkgs/development/python-modules/dingz/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API for interacting with Dingz devices";
+    mainProgram = "dingz";
     homepage = "https://github.com/home-assistant-ecosystem/python-dingz";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/dirigera/default.nix b/pkgs/development/python-modules/dirigera/default.nix
index e56495f3899e1..fdbb4863293b2 100644
--- a/pkgs/development/python-modules/dirigera/default.nix
+++ b/pkgs/development/python-modules/dirigera/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for controlling the IKEA Dirigera Smart Home Hub";
+    mainProgram = "generate-token";
     homepage = "https://github.com/Leggin/dirigera";
     changelog = "https://github.com/Leggin/dirigera/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/dissect-shellitem/default.nix b/pkgs/development/python-modules/dissect-shellitem/default.nix
index 7b212feee0ce1..6ee624cc4256b 100644
--- a/pkgs/development/python-modules/dissect-shellitem/default.nix
+++ b/pkgs/development/python-modules/dissect-shellitem/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Dissect module implementing a parser for the Shellitem structures";
+    mainProgram = "parse-lnk";
     homepage = "https://github.com/fox-it/dissect.shellitem";
     changelog = "https://github.com/fox-it/dissect.shellitem/releases/tag/${version}";
     license = licenses.agpl3Only;
diff --git a/pkgs/development/python-modules/dissect-util/default.nix b/pkgs/development/python-modules/dissect-util/default.nix
index 255d64dc0ce99..d085d842b7119 100644
--- a/pkgs/development/python-modules/dissect-util/default.nix
+++ b/pkgs/development/python-modules/dissect-util/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Dissect module implementing various utility functions for the other Dissect modules";
+    mainProgram = "dump-nskeyedarchiver";
     homepage = "https://github.com/fox-it/dissect.util";
     changelog = "https://github.com/fox-it/dissect.util/releases/tag/${version}";
     license = licenses.agpl3Only;
diff --git a/pkgs/development/python-modules/distro/default.nix b/pkgs/development/python-modules/distro/default.nix
index 73ded7625dca0..e5755433414a1 100644
--- a/pkgs/development/python-modules/distro/default.nix
+++ b/pkgs/development/python-modules/distro/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/nir0s/distro";
     description = "Linux Distribution - a Linux OS platform information API.";
+    mainProgram = "distro";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/django-configurations/default.nix b/pkgs/development/python-modules/django-configurations/default.nix
index ba32b75764035..087ffab301391 100644
--- a/pkgs/development/python-modules/django-configurations/default.nix
+++ b/pkgs/development/python-modules/django-configurations/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A helper for organizing Django settings";
+    mainProgram = "django-cadmin";
     homepage = "https://django-configurations.readthedocs.io/";
     license = licenses.bsd0;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/django/4.nix b/pkgs/development/python-modules/django/4.nix
index d7b2097e2e7d2..354958c0452cd 100644
--- a/pkgs/development/python-modules/django/4.nix
+++ b/pkgs/development/python-modules/django/4.nix
@@ -143,6 +143,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://docs.djangoproject.com/en/${lib.versions.majorMinor version}/releases/${version}/";
     description = "A high-level Python Web framework that encourages rapid development and clean, pragmatic design.";
+    mainProgram = "django-admin";
     homepage = "https://www.djangoproject.com";
     license = licenses.bsd3;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/dns-lexicon/default.nix b/pkgs/development/python-modules/dns-lexicon/default.nix
index 6cc982c5df532..b9647c5ed804d 100644
--- a/pkgs/development/python-modules/dns-lexicon/default.nix
+++ b/pkgs/development/python-modules/dns-lexicon/default.nix
@@ -110,6 +110,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Manipulate DNS records on various DNS providers in a standardized way";
+    mainProgram = "lexicon";
     homepage = "https://github.com/AnalogJ/lexicon";
     changelog = "https://github.com/AnalogJ/lexicon/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/doc8/default.nix b/pkgs/development/python-modules/doc8/default.nix
index 915918bc54b64..48c00b0d5cc3f 100644
--- a/pkgs/development/python-modules/doc8/default.nix
+++ b/pkgs/development/python-modules/doc8/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Style checker for Sphinx (or other) RST documentation";
+    mainProgram = "doc8";
     homepage = "https://github.com/pycqa/doc8";
     changelog = "https://github.com/PyCQA/doc8/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/docformatter/default.nix b/pkgs/development/python-modules/docformatter/default.nix
index 5e0240034413c..517b777735d78 100644
--- a/pkgs/development/python-modules/docformatter/default.nix
+++ b/pkgs/development/python-modules/docformatter/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
   meta = {
     changelog = "https://github.com/PyCQA/docformatter/blob/${src.rev}/CHANGELOG.md";
     description = "Formats docstrings to follow PEP 257";
+    mainProgram = "docformatter";
     homepage = "https://github.com/myint/docformatter";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/docstr-coverage/default.nix b/pkgs/development/python-modules/docstr-coverage/default.nix
index ba0945ad15af5..b9a6080fa7df8 100644
--- a/pkgs/development/python-modules/docstr-coverage/default.nix
+++ b/pkgs/development/python-modules/docstr-coverage/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Docstring coverage analysis and rating for Python";
+    mainProgram = "docstr-coverage";
     homepage = "https://github.com/HunterMcGushion/docstr_coverage";
     changelog = "https://github.com/HunterMcGushion/docstr_coverage/blob/master/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/docx2txt/default.nix b/pkgs/development/python-modules/docx2txt/default.nix
index 6b3c2777d78c7..97c7f2b77692d 100644
--- a/pkgs/development/python-modules/docx2txt/default.nix
+++ b/pkgs/development/python-modules/docx2txt/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A pure python-based utility to extract text and images from docx files";
+    mainProgram = "docx2txt";
     homepage = "https://github.com/ankushshah89/python-docx2txt";
     license = licenses.mit;
     maintainers = with maintainers; [ ilkecan ];
diff --git a/pkgs/development/python-modules/dodgy/default.nix b/pkgs/development/python-modules/dodgy/default.nix
index 161e23f648a59..ada91ac3181e4 100644
--- a/pkgs/development/python-modules/dodgy/default.nix
+++ b/pkgs/development/python-modules/dodgy/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Looks at Python code to search for things which look \"dodgy\" such as passwords or diffs";
+    mainProgram = "dodgy";
     homepage = "https://github.com/landscapeio/dodgy";
     license = licenses.mit;
     maintainers = with maintainers; [
diff --git a/pkgs/development/python-modules/doit/default.nix b/pkgs/development/python-modules/doit/default.nix
index 190219cf1c0c0..f855de38ffa2a 100644
--- a/pkgs/development/python-modules/doit/default.nix
+++ b/pkgs/development/python-modules/doit/default.nix
@@ -57,6 +57,7 @@ let doit = buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://pydoit.org/";
     description = "A task management & automation tool";
+    mainProgram = "doit";
     license = licenses.mit;
     longDescription = ''
       doit is a modern open-source build-tool written in python
diff --git a/pkgs/development/python-modules/dot2tex/default.nix b/pkgs/development/python-modules/dot2tex/default.nix
index f722c80bdad75..fdf7705469eee 100644
--- a/pkgs/development/python-modules/dot2tex/default.nix
+++ b/pkgs/development/python-modules/dot2tex/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Convert graphs generated by Graphviz to LaTeX friendly formats";
+    mainProgram = "dot2tex";
     homepage = "https://github.com/kjellmf/dot2tex";
     license = licenses.mit;
   };
diff --git a/pkgs/development/python-modules/downloader-cli/default.nix b/pkgs/development/python-modules/downloader-cli/default.nix
index e6334daff641e..248bafca3967d 100644
--- a/pkgs/development/python-modules/downloader-cli/default.nix
+++ b/pkgs/development/python-modules/downloader-cli/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Downloader with an awesome customizable progressbar";
+    mainProgram = "dw";
     homepage = "https://github.com/deepjyoti30/downloader-cli";
     changelog = "https://github.com/deepjyoti30/downloader-cli/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/dploot/default.nix b/pkgs/development/python-modules/dploot/default.nix
index fc60abddc69f7..a030484d2d755 100644
--- a/pkgs/development/python-modules/dploot/default.nix
+++ b/pkgs/development/python-modules/dploot/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://github.com/zblurx/dploot";
     description = "DPAPI looting remotely in Python";
+    mainProgram = "dploot";
     changelog = "https://github.com/zblurx/dploot/releases/tag/${version}";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ vncsb ];
diff --git a/pkgs/development/python-modules/dronecan/default.nix b/pkgs/development/python-modules/dronecan/default.nix
index ccc2800406515..49c5dbb51db42 100644
--- a/pkgs/development/python-modules/dronecan/default.nix
+++ b/pkgs/development/python-modules/dronecan/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation of the DroneCAN v1 protocol stack";
+    mainProgram = "dronecan_bridge.py";
     longDescription = ''
       DroneCAN is a lightweight protocol designed for reliable communication in aerospace and robotic applications via CAN bus.
     '';
diff --git a/pkgs/development/python-modules/ds-store/default.nix b/pkgs/development/python-modules/ds-store/default.nix
index 6436fc478addd..70fc1198916d1 100644
--- a/pkgs/development/python-modules/ds-store/default.nix
+++ b/pkgs/development/python-modules/ds-store/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/al45tair/ds_store";
     description = "Manipulate Finder .DS_Store files from Python";
+    mainProgram = "ds_store";
     license = licenses.mit;
     maintainers = with maintainers; [ prusnak ];
   };
diff --git a/pkgs/development/python-modules/ds4drv/default.nix b/pkgs/development/python-modules/ds4drv/default.nix
index a28c2d8608852..ab08f7b9c2ed8 100644
--- a/pkgs/development/python-modules/ds4drv/default.nix
+++ b/pkgs/development/python-modules/ds4drv/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Userspace driver for the DualShock 4 controller";
+    mainProgram = "ds4drv";
     homepage = "https://github.com/chrippa/ds4drv";
     license = lib.licenses.mit;
   };
diff --git a/pkgs/development/python-modules/dsmr-parser/default.nix b/pkgs/development/python-modules/dsmr-parser/default.nix
index 33090ff4be7c7..952b6ea1bc91f 100644
--- a/pkgs/development/python-modules/dsmr-parser/default.nix
+++ b/pkgs/development/python-modules/dsmr-parser/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to parse Dutch Smart Meter Requirements (DSMR)";
+    mainProgram = "dsmr_console";
     homepage = "https://github.com/ndokter/dsmr_parser";
     changelog = "https://github.com/ndokter/dsmr_parser/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/dsnap/default.nix b/pkgs/development/python-modules/dsnap/default.nix
index c93793018c4fc..d67cb02aa1123 100644
--- a/pkgs/development/python-modules/dsnap/default.nix
+++ b/pkgs/development/python-modules/dsnap/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utility for downloading and mounting EBS snapshots using the EBS Direct API's";
+    mainProgram = "dsnap";
     homepage = "https://github.com/RhinoSecurityLabs/dsnap";
     changelog = "https://github.com/RhinoSecurityLabs/dsnap/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/dtw-python/default.nix b/pkgs/development/python-modules/dtw-python/default.nix
index 6a35cb9d1fa33..11164736a2c0d 100644
--- a/pkgs/development/python-modules/dtw-python/default.nix
+++ b/pkgs/development/python-modules/dtw-python/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python port of R's Comprehensive Dynamic Time Warp algorithms package";
+    mainProgram = "dtw";
     homepage = "https://github.com/DynamicTimeWarping/dtw-python";
     changelog = "https://github.com/DynamicTimeWarping/dtw-python/blob/${src.rev}/CHANGELOG.md";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/duckduckgo-search/default.nix b/pkgs/development/python-modules/duckduckgo-search/default.nix
index 76447627c4c53..383d83bf47076 100644
--- a/pkgs/development/python-modules/duckduckgo-search/default.nix
+++ b/pkgs/development/python-modules/duckduckgo-search/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python CLI and library for searching for words, documents, images, videos, news, maps and text translation using the DuckDuckGo.com search engine";
+    mainProgram = "ddgs";
     homepage = "https://github.com/deedy5/duckduckgo_search";
     changelog = "https://github.com/deedy5/duckduckgo_search/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/duecredit/default.nix b/pkgs/development/python-modules/duecredit/default.nix
index 1e24f91129208..582d572a44203 100644
--- a/pkgs/development/python-modules/duecredit/default.nix
+++ b/pkgs/development/python-modules/duecredit/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/duecredit/duecredit";
     description = "Simple framework to embed references in code";
+    mainProgram = "duecredit";
     changelog = "https://github.com/duecredit/duecredit/releases/tag/${version}";
     license = licenses.bsd2;
     maintainers = with maintainers; [ bcdarwin ];
diff --git a/pkgs/development/python-modules/dunamai/default.nix b/pkgs/development/python-modules/dunamai/default.nix
index 7cbd3ea50efcc..385e5dba9ce10 100644
--- a/pkgs/development/python-modules/dunamai/default.nix
+++ b/pkgs/development/python-modules/dunamai/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Dynamic version generation";
+    mainProgram = "dunamai";
     homepage = "https://github.com/mtkennerly/dunamai";
     changelog = "https://github.com/mtkennerly/dunamai/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/durus/default.nix b/pkgs/development/python-modules/durus/default.nix
index 456ae010d63c1..096007c97b212 100644
--- a/pkgs/development/python-modules/durus/default.nix
+++ b/pkgs/development/python-modules/durus/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Object persistence layer";
+    mainProgram = "durus";
     homepage = "https://github.com/nascheme/durus";
     license = licenses.mit;
     maintainers = with maintainers; [ grindhold ];
diff --git a/pkgs/development/python-modules/dvc-data/default.nix b/pkgs/development/python-modules/dvc-data/default.nix
index 86f8cf2483e55..2020dc96fad76 100644
--- a/pkgs/development/python-modules/dvc-data/default.nix
+++ b/pkgs/development/python-modules/dvc-data/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "DVC's data management subsystem";
+    mainProgram = "dvc-data";
     homepage = "https://github.com/iterative/dvc-data";
     changelog = "https://github.com/iterative/dvc-data/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/dvc/default.nix b/pkgs/development/python-modules/dvc/default.nix
index d05a37f7ad798..a60a53aa13cd1 100644
--- a/pkgs/development/python-modules/dvc/default.nix
+++ b/pkgs/development/python-modules/dvc/default.nix
@@ -166,6 +166,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Version Control System for Machine Learning Projects";
+    mainProgram = "dvc";
     homepage = "https://dvc.org";
     changelog = "https://github.com/iterative/dvc/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/easyocr/default.nix b/pkgs/development/python-modules/easyocr/default.nix
index 1199f75c450d0..18d76f8e67663 100644
--- a/pkgs/development/python-modules/easyocr/default.nix
+++ b/pkgs/development/python-modules/easyocr/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Ready-to-use OCR with 80+ supported languages and all popular writing scripts";
+    mainProgram = "easyocr";
     homepage = "https://github.com/JaidedAI/EasyOCR";
     changelog = "https://github.com/JaidedAI/EasyOCR/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/ed25519-blake2b/default.nix b/pkgs/development/python-modules/ed25519-blake2b/default.nix
index 2783662ad2cfd..1260261adf46f 100644
--- a/pkgs/development/python-modules/ed25519-blake2b/default.nix
+++ b/pkgs/development/python-modules/ed25519-blake2b/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Ed25519 public-key signatures (BLAKE2b fork)";
+    mainProgram = "edsig";
     homepage = "https://github.com/Matoking/python-ed25519-blake2b";
     changelog = "https://github.com/Matoking/python-ed25519-blake2b/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ed25519/default.nix b/pkgs/development/python-modules/ed25519/default.nix
index 1ebfdcfc844d5..7b2c20c39a042 100644
--- a/pkgs/development/python-modules/ed25519/default.nix
+++ b/pkgs/development/python-modules/ed25519/default.nix
@@ -12,6 +12,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Ed25519 public-key signatures";
+    mainProgram = "edsig";
     homepage = "https://github.com/warner/python-ed25519";
     license = licenses.mit;
     maintainers = with maintainers; [ np ];
diff --git a/pkgs/development/python-modules/edalize/default.nix b/pkgs/development/python-modules/edalize/default.nix
index 0005a4cb2e630..7c037a842e6b8 100644
--- a/pkgs/development/python-modules/edalize/default.nix
+++ b/pkgs/development/python-modules/edalize/default.nix
@@ -96,6 +96,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Abstraction library for interfacing EDA tools";
+    mainProgram = "el_docker";
     homepage = "https://github.com/olofk/edalize";
     changelog = "https://github.com/olofk/edalize/releases/tag/v${version}";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/editorconfig/default.nix b/pkgs/development/python-modules/editorconfig/default.nix
index f55442b2f584e..f074fcc4634af 100644
--- a/pkgs/development/python-modules/editorconfig/default.nix
+++ b/pkgs/development/python-modules/editorconfig/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "EditorConfig File Locator and Interpreter for Python";
+    mainProgram = "editorconfig";
     homepage = "https://github.com/editorconfig/editorconfig-core-py";
     license = licenses.psfl;
     maintainers = with maintainers; [ nickcao ];
diff --git a/pkgs/development/python-modules/eggdeps/default.nix b/pkgs/development/python-modules/eggdeps/default.nix
index 006e096b44d1f..5ce1552c519c1 100644
--- a/pkgs/development/python-modules/eggdeps/default.nix
+++ b/pkgs/development/python-modules/eggdeps/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tool which computes a dependency graph between active Python eggs";
+    mainProgram = "eggdeps";
     homepage = "http://thomas-lotze.de/en/software/eggdeps/";
     license = licenses.zpl20;
   };
diff --git a/pkgs/development/python-modules/eliot/default.nix b/pkgs/development/python-modules/eliot/default.nix
index 2362aa747c50e..4bf4f45a29cbd 100644
--- a/pkgs/development/python-modules/eliot/default.nix
+++ b/pkgs/development/python-modules/eliot/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://eliot.readthedocs.io";
     description = "Logging library that tells you why it happened";
+    mainProgram = "eliot-prettyprint";
     license = licenses.asl20;
     maintainers = with maintainers; [ dpausp ];
   };
diff --git a/pkgs/development/python-modules/eliqonline/default.nix b/pkgs/development/python-modules/eliqonline/default.nix
index b972d6addd258..3d3261071bbc1 100644
--- a/pkgs/development/python-modules/eliqonline/default.nix
+++ b/pkgs/development/python-modules/eliqonline/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client to the Eliq Online API";
+    mainProgram = "eliqonline";
     homepage = "https://github.com/molobrakos/eliqonline";
     license = licenses.lgpl3Only;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/elmax/default.nix b/pkgs/development/python-modules/elmax/default.nix
index 6391e86a56700..a538be01ae9dd 100644
--- a/pkgs/development/python-modules/elmax/default.nix
+++ b/pkgs/development/python-modules/elmax/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API client for the Elmax Cloud services";
+    mainProgram = "poetry-template";
     homepage = "https://github.com/home-assistant-ecosystem/python-elmax";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/email-validator/default.nix b/pkgs/development/python-modules/email-validator/default.nix
index 0f176e45fd077..26bc0a9e92fad 100644
--- a/pkgs/development/python-modules/email-validator/default.nix
+++ b/pkgs/development/python-modules/email-validator/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Email syntax and deliverability validation library";
+    mainProgram = "email_validator";
     homepage = "https://github.com/JoshData/python-email-validator";
     changelog = "https://github.com/JoshData/python-email-validator/releases/tag/v${version}";
     license = licenses.cc0;
diff --git a/pkgs/development/python-modules/empy/default.nix b/pkgs/development/python-modules/empy/default.nix
index ffae39669ad40..123e098efff7e 100644
--- a/pkgs/development/python-modules/empy/default.nix
+++ b/pkgs/development/python-modules/empy/default.nix
@@ -12,6 +12,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "http://www.alcyone.com/software/empy/";
     description = "A templating system for Python.";
+    mainProgram = "em.py";
     maintainers = with maintainers; [ nkalupahana ];
     license = licenses.lgpl21Only;
   };
diff --git a/pkgs/development/python-modules/emv/default.nix b/pkgs/development/python-modules/emv/default.nix
index a06cb2b3f44a0..c7be7ba9e7fa6 100644
--- a/pkgs/development/python-modules/emv/default.nix
+++ b/pkgs/development/python-modules/emv/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Implementation of the EMV chip-and-pin smartcard protocol";
+    mainProgram = "emvtool";
     homepage = "https://github.com/russss/python-emv";
     license = licenses.mit;
     maintainers = with maintainers; [ lukegb ];
diff --git a/pkgs/development/python-modules/enocean/default.nix b/pkgs/development/python-modules/enocean/default.nix
index 02db2a6964098..925c87ed3f8eb 100644
--- a/pkgs/development/python-modules/enocean/default.nix
+++ b/pkgs/development/python-modules/enocean/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "EnOcean serial protocol implementation";
+    mainProgram = "enocean_example.py";
     homepage = "https://github.com/kipe/enocean";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/envs/default.nix b/pkgs/development/python-modules/envs/default.nix
index ce1a07dda3f2d..b22660efb6f67 100644
--- a/pkgs/development/python-modules/envs/default.nix
+++ b/pkgs/development/python-modules/envs/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Easy access to environment variables from Python";
+    mainProgram = "envs";
     homepage = "https://github.com/capless/envs";
     license = licenses.asl20;
     maintainers = with maintainers; [ peterhoeg ];
diff --git a/pkgs/development/python-modules/ephemeral-port-reserve/default.nix b/pkgs/development/python-modules/ephemeral-port-reserve/default.nix
index 76d14e191cac2..09db4df764d64 100644
--- a/pkgs/development/python-modules/ephemeral-port-reserve/default.nix
+++ b/pkgs/development/python-modules/ephemeral-port-reserve/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Find an unused port, reliably";
+    mainProgram = "ephemeral-port-reserve";
     homepage = "https://github.com/Yelp/ephemeral-port-reserve/";
     license = licenses.mit;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/eradicate/default.nix b/pkgs/development/python-modules/eradicate/default.nix
index 511f8d17ecbe1..10fed495d6eae 100644
--- a/pkgs/development/python-modules/eradicate/default.nix
+++ b/pkgs/development/python-modules/eradicate/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to remove commented-out code from Python files";
+    mainProgram = "eradicate";
     homepage = "https://github.com/myint/eradicate";
     changelog = "https://github.com/wemake-services/eradicate/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/espeak-phonemizer/default.nix b/pkgs/development/python-modules/espeak-phonemizer/default.nix
index 42eb17326921e..5b9352905374e 100644
--- a/pkgs/development/python-modules/espeak-phonemizer/default.nix
+++ b/pkgs/development/python-modules/espeak-phonemizer/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/rhasspy/espeak-phonemizer/releases/tag/v${version}";
     description = "Uses ctypes and libespeak-ng to transform test into IPA phonemes";
+    mainProgram = "espeak-phonemizer";
     homepage = "https://github.com/rhasspy/espeak-phonemizer";
     license = licenses.mit;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/esprima/default.nix b/pkgs/development/python-modules/esprima/default.nix
index 9f03e8a1e8772..774288c699438 100644
--- a/pkgs/development/python-modules/esprima/default.nix
+++ b/pkgs/development/python-modules/esprima/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python parser for standard-compliant ECMAScript";
+    mainProgram = "esprima";
     homepage = "https://github.com/Kronuz/esprima-python";
     license = licenses.bsd2;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/ete3/default.nix b/pkgs/development/python-modules/ete3/default.nix
index 4cc241430c474..f36128784dad6 100644
--- a/pkgs/development/python-modules/ete3/default.nix
+++ b/pkgs/development/python-modules/ete3/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python framework for the analysis and visualization of trees";
+    mainProgram = "ete3";
     homepage = "http://etetoolkit.org/";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ delehef ];
diff --git a/pkgs/development/python-modules/execnb/default.nix b/pkgs/development/python-modules/execnb/default.nix
index ef915d912a919..56b1bf1388ed9 100644
--- a/pkgs/development/python-modules/execnb/default.nix
+++ b/pkgs/development/python-modules/execnb/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/fastai/execnb";
     description = "Execute a jupyter notebook, fast, without needing jupyter";
+    mainProgram = "exec_nb";
     license = licenses.asl20;
     maintainers = with maintainers; [ rxiao ];
   };
diff --git a/pkgs/development/python-modules/executor/default.nix b/pkgs/development/python-modules/executor/default.nix
index c9500d6f278be..40d15a9fa594d 100644
--- a/pkgs/development/python-modules/executor/default.nix
+++ b/pkgs/development/python-modules/executor/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/xolox/python-executor/blob/${version}/CHANGELOG.rst";
     description = "Programmer friendly subprocess wrapper";
+    mainProgram = "executor";
     homepage = "https://github.com/xolox/python-executor";
     license = licenses.mit;
     maintainers = with maintainers; [ eyjhb ];
diff --git a/pkgs/development/python-modules/exifread/default.nix b/pkgs/development/python-modules/exifread/default.nix
index 6c2a1847782a3..31edf9707eba2 100644
--- a/pkgs/development/python-modules/exifread/default.nix
+++ b/pkgs/development/python-modules/exifread/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Easy to use Python module to extract Exif metadata from tiff and jpeg files";
+    mainProgram = "EXIF.py";
     homepage    = "https://github.com/ianare/exif-py";
     license     = licenses.bsd0;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/extractcode/default.nix b/pkgs/development/python-modules/extractcode/default.nix
index 612ee8b843756..55027f8813c14 100644
--- a/pkgs/development/python-modules/extractcode/default.nix
+++ b/pkgs/development/python-modules/extractcode/default.nix
@@ -76,6 +76,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Universal archive extractor using z7zip, libarchive, other libraries and the Python standard library";
+    mainProgram = "extractcode";
     homepage = "https://github.com/nexB/extractcode";
     changelog = "https://github.com/nexB/extractcode/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/extruct/default.nix b/pkgs/development/python-modules/extruct/default.nix
index 64873c94d3244..0673643de0db5 100644
--- a/pkgs/development/python-modules/extruct/default.nix
+++ b/pkgs/development/python-modules/extruct/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Extract embedded metadata from HTML markup";
+    mainProgram = "extruct";
     homepage = "https://github.com/scrapinghub/extruct";
     changelog = "https://github.com/scrapinghub/extruct/blob/v${version}/HISTORY.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/eyed3/default.nix b/pkgs/development/python-modules/eyed3/default.nix
index 9c29db7fa8372..7717ba2601cde 100644
--- a/pkgs/development/python-modules/eyed3/default.nix
+++ b/pkgs/development/python-modules/eyed3/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python module and command line program for processing ID3 tags";
+    mainProgram = "eyeD3";
     homepage    = "https://eyed3.nicfit.net/";
     license     = licenses.gpl2;
     maintainers = with maintainers; [ lovek323 ];
diff --git a/pkgs/development/python-modules/ezdxf/default.nix b/pkgs/development/python-modules/ezdxf/default.nix
index e0c7b76d1e61e..3619db37b8129 100644
--- a/pkgs/development/python-modules/ezdxf/default.nix
+++ b/pkgs/development/python-modules/ezdxf/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python package to read and write DXF drawings (interface to the DXF file format)";
+    mainProgram = "ezdxf";
     homepage = "https://github.com/mozman/ezdxf/";
     license = licenses.mit;
     maintainers = with maintainers; [ hodapp ];
diff --git a/pkgs/development/python-modules/f90nml/default.nix b/pkgs/development/python-modules/f90nml/default.nix
index 2e9610bb353ed..ad2d1c8c604d0 100644
--- a/pkgs/development/python-modules/f90nml/default.nix
+++ b/pkgs/development/python-modules/f90nml/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for working with Fortran Namelists";
+    mainProgram = "f90nml";
     homepage = "https://f90nml.readthedocs.io";
     license = licenses.asl20;
     maintainers = with maintainers; [ loicreynier ];
diff --git a/pkgs/development/python-modules/fabric/default.nix b/pkgs/development/python-modules/fabric/default.nix
index 04cc53f28b7d8..3494c89517122 100644
--- a/pkgs/development/python-modules/fabric/default.nix
+++ b/pkgs/development/python-modules/fabric/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pythonic remote execution";
+    mainProgram = "fab";
     homepage = "https://www.fabfile.org/";
     license = licenses.bsd2;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/fairscale/default.nix b/pkgs/development/python-modules/fairscale/default.nix
index 42a7da74f9bcf..3041ac51de6aa 100644
--- a/pkgs/development/python-modules/fairscale/default.nix
+++ b/pkgs/development/python-modules/fairscale/default.nix
@@ -64,6 +64,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "PyTorch extensions for high performance and large scale training";
+    mainProgram = "wgit";
     homepage = "https://github.com/facebookresearch/fairscale";
     changelog = "https://github.com/facebookresearch/fairscale/releases/tag/v${version}";
     license = with licenses; [ mit asl20 bsd3 ];
diff --git a/pkgs/development/python-modules/faker/default.nix b/pkgs/development/python-modules/faker/default.nix
index 68e0e4e3b5ea4..a386d890746b3 100644
--- a/pkgs/development/python-modules/faker/default.nix
+++ b/pkgs/development/python-modules/faker/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for generating fake user data";
+    mainProgram = "faker";
     homepage = "http://faker.rtfd.org";
     license = licenses.mit;
     maintainers = with maintainers; [ lovek323 ];
diff --git a/pkgs/development/python-modules/faraday-plugins/default.nix b/pkgs/development/python-modules/faraday-plugins/default.nix
index f2feca436503f..6919123258da7 100644
--- a/pkgs/development/python-modules/faraday-plugins/default.nix
+++ b/pkgs/development/python-modules/faraday-plugins/default.nix
@@ -78,6 +78,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Security tools report parsers for Faraday";
+    mainProgram = "faraday-plugins";
     homepage = "https://github.com/infobyte/faraday_plugins";
     changelog = "https://github.com/infobyte/faraday_plugins/releases/tag/${version}";
     license = with licenses; [ gpl3Only ];
diff --git a/pkgs/development/python-modules/fastai/default.nix b/pkgs/development/python-modules/fastai/default.nix
index 81459a8604880..ff8ac701cf274 100644
--- a/pkgs/development/python-modules/fastai/default.nix
+++ b/pkgs/development/python-modules/fastai/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/fastai/fastai";
     description = "The fastai deep learning library";
+    mainProgram = "configure_accelerate";
     changelog = "https://github.com/fastai/fastai/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
     maintainers = with maintainers; [ rxiao ];
diff --git a/pkgs/development/python-modules/fastavro/default.nix b/pkgs/development/python-modules/fastavro/default.nix
index f685d210b87bc..2bc157879e3bc 100644
--- a/pkgs/development/python-modules/fastavro/default.nix
+++ b/pkgs/development/python-modules/fastavro/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fast read/write of AVRO files";
+    mainProgram = "fastavro";
     homepage = "https://github.com/fastavro/fastavro";
     changelog = "https://github.com/fastavro/fastavro/blob/${version}/ChangeLog";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/fastentrypoints/default.nix b/pkgs/development/python-modules/fastentrypoints/default.nix
index 83c1fcaee8663..5e18509e79fda 100644
--- a/pkgs/development/python-modules/fastentrypoints/default.nix
+++ b/pkgs/development/python-modules/fastentrypoints/default.nix
@@ -12,6 +12,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Makes entry_points specified in setup.py load more quickly";
+    mainProgram = "fastep";
     homepage = "https://github.com/ninjaaron/fast-entry_points";
     license = licenses.bsd2;
     maintainers = with maintainers; [ nixy ];
diff --git a/pkgs/development/python-modules/faust-cchardet/default.nix b/pkgs/development/python-modules/faust-cchardet/default.nix
index 6ee8b07137ee6..6a1c8ad2ed818 100644
--- a/pkgs/development/python-modules/faust-cchardet/default.nix
+++ b/pkgs/development/python-modules/faust-cchardet/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = {
     changelog = "https://github.com/faust-streaming/cChardet/blob/${src.rev}/CHANGES.rst";
     description = "High-speed universal character encoding detector";
+    mainProgram = "cchardetect";
     homepage = "https://github.com/faust-streaming/cChardet";
     license = lib.licenses.mpl11;
     maintainers = with lib.maintainers; [ dotlambda ivan ];
diff --git a/pkgs/development/python-modules/ffmpeg-progress-yield/default.nix b/pkgs/development/python-modules/ffmpeg-progress-yield/default.nix
index 6d0f35e278878..fc3cad7892e3b 100644
--- a/pkgs/development/python-modules/ffmpeg-progress-yield/default.nix
+++ b/pkgs/development/python-modules/ffmpeg-progress-yield/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Run an ffmpeg command with progress";
+    mainProgram = "ffmpeg-progress-yield";
     homepage = "https://github.com/slhck/ffmpeg-progress-yield";
     changelog = "https://github.com/slhck/ffmpeg-progress-yield/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/filecheck/default.nix b/pkgs/development/python-modules/filecheck/default.nix
index 9d8c22756fb9a..2ce3e7c1fe8a6 100644
--- a/pkgs/development/python-modules/filecheck/default.nix
+++ b/pkgs/development/python-modules/filecheck/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/mull-project/FileCheck.py";
     license = licenses.asl20;
     description = "Python port of LLVM's FileCheck, flexible pattern matching file verifier";
+    mainProgram = "filecheck";
     maintainers = with maintainers; [ yorickvp ];
   };
 }
diff --git a/pkgs/development/python-modules/filetype/default.nix b/pkgs/development/python-modules/filetype/default.nix
index f0d1caa25d276..b4479e61baa33 100644
--- a/pkgs/development/python-modules/filetype/default.nix
+++ b/pkgs/development/python-modules/filetype/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Infer file type and MIME type of any file/buffer";
+    mainProgram = "filetype";
     homepage = "https://github.com/h2non/filetype.py";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/find-libpython/default.nix b/pkgs/development/python-modules/find-libpython/default.nix
index 7a26be2b38edb..33dcb7e812a6d 100644
--- a/pkgs/development/python-modules/find-libpython/default.nix
+++ b/pkgs/development/python-modules/find-libpython/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Finds the libpython associated with your environment, wherever it may be hiding";
+    mainProgram = "find_libpython";
     changelog = "https://github.com/ktbarrett/find_libpython/releases/tag/v${version}";
     homepage = "https://github.com/ktbarrett/find_libpython";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/findimports/default.nix b/pkgs/development/python-modules/findimports/default.nix
index b809d7835d96c..edd442729237b 100644
--- a/pkgs/development/python-modules/findimports/default.nix
+++ b/pkgs/development/python-modules/findimports/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for the analysis of Python import statements";
+    mainProgram = "findimports";
     homepage = "https://github.com/mgedmin/findimports";
     changelog = "https://github.com/mgedmin/findimports/blob/${version}/CHANGES.rst";
     license = with licenses; [ gpl2Only /* or */ gpl3Only ];
diff --git a/pkgs/development/python-modules/findpython/default.nix b/pkgs/development/python-modules/findpython/default.nix
index 7ada2d813dd44..a405ab3d6ec09 100644
--- a/pkgs/development/python-modules/findpython/default.nix
+++ b/pkgs/development/python-modules/findpython/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "A utility to find python versions on your system";
+    mainProgram = "findpython";
     homepage = "https://github.com/frostming/findpython";
     changelog = "https://github.com/frostming/findpython/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/fiona/default.nix b/pkgs/development/python-modules/fiona/default.nix
index a200ef7efac59..e19875296ff03 100644
--- a/pkgs/development/python-modules/fiona/default.nix
+++ b/pkgs/development/python-modules/fiona/default.nix
@@ -93,6 +93,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/Toblerity/Fiona/blob/${src.rev}/CHANGES.txt";
     description = "OGR's neat, nimble, no-nonsense API for Python";
+    mainProgram = "fio";
     homepage = "https://fiona.readthedocs.io/";
     license = licenses.bsd3;
     maintainers = teams.geospatial.members;
diff --git a/pkgs/development/python-modules/fireflyalgorithm/default.nix b/pkgs/development/python-modules/fireflyalgorithm/default.nix
index 38ddb6772a70e..2a51a96f114fd 100644
--- a/pkgs/development/python-modules/fireflyalgorithm/default.nix
+++ b/pkgs/development/python-modules/fireflyalgorithm/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An implementation of the stochastic nature-inspired algorithm for optimization";
+    mainProgram = "firefly-algorithm";
     homepage = "https://github.com/firefly-cpp/FireflyAlgorithm";
     changelog = "https://github.com/firefly-cpp/FireflyAlgorithm/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/firetv/default.nix b/pkgs/development/python-modules/firetv/default.nix
index 652f69033dde6..71525fe802f7e 100644
--- a/pkgs/development/python-modules/firetv/default.nix
+++ b/pkgs/development/python-modules/firetv/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Communicate with an Amazon Fire TV device via ADB over a network";
+    mainProgram = "firetv-server";
     homepage = "https://github.com/happyleavesaoc/python-firetv/";
     license = licenses.mit;
     maintainers = [ maintainers.makefu ];
diff --git a/pkgs/development/python-modules/flask-swagger/default.nix b/pkgs/development/python-modules/flask-swagger/default.nix
index 45afea65a4a50..4f968505edaa5 100644
--- a/pkgs/development/python-modules/flask-swagger/default.nix
+++ b/pkgs/development/python-modules/flask-swagger/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/gangverk/flask-swagger";
     license = licenses.mit;
     description = "Extract swagger specs from your flask project";
+    mainProgram = "flaskswagger";
     maintainers = with maintainers; [ vanschelven ];
   };
 }
diff --git a/pkgs/development/python-modules/flask/default.nix b/pkgs/development/python-modules/flask/default.nix
index 083cf33c88fd2..bf5b0b304840c 100644
--- a/pkgs/development/python-modules/flask/default.nix
+++ b/pkgs/development/python-modules/flask/default.nix
@@ -76,6 +76,7 @@ buildPythonPackage rec {
     changelog = "https://flask.palletsprojects.com/en/${versions.majorMinor version}.x/changes/#version-${replaceStrings [ "." ] [ "-" ] version}";
     homepage = "https://flask.palletsprojects.com/";
     description = "The Python micro framework for building web applications";
+    mainProgram = "flask";
     longDescription = ''
       Flask is a lightweight WSGI web application framework. It is
       designed to make getting started quick and easy, with the ability
diff --git a/pkgs/development/python-modules/flipr-api/default.nix b/pkgs/development/python-modules/flipr-api/default.nix
index 43b865b9faa37..650573d73fc5a 100644
--- a/pkgs/development/python-modules/flipr-api/default.nix
+++ b/pkgs/development/python-modules/flipr-api/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client for Flipr API";
+    mainProgram = "flipr-api";
     homepage = "https://github.com/cnico/flipr-api";
     changelog = "https://github.com/cnico/flipr-api/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/flit/default.nix b/pkgs/development/python-modules/flit/default.nix
index a1be6821b2f78..a2e2ddfcdb7f9 100644
--- a/pkgs/development/python-modules/flit/default.nix
+++ b/pkgs/development/python-modules/flit/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/pypa/flit/blob/${version}/doc/history.rst";
     description = "A simple packaging tool for simple packages";
+    mainProgram = "flit";
     homepage = "https://github.com/pypa/flit";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fridh ];
diff --git a/pkgs/development/python-modules/flowlogs-reader/default.nix b/pkgs/development/python-modules/flowlogs-reader/default.nix
index 41b1970ca7809..7769bdcb427b1 100644
--- a/pkgs/development/python-modules/flowlogs-reader/default.nix
+++ b/pkgs/development/python-modules/flowlogs-reader/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to make retrieving Amazon VPC Flow Logs from CloudWatch Logs a bit easier";
+    mainProgram = "flowlogs_reader";
     homepage = "https://github.com/obsrvbl/flowlogs-reader";
     license = licenses.asl20;
     maintainers = with maintainers; [ cransom ];
diff --git a/pkgs/development/python-modules/flux-led/default.nix b/pkgs/development/python-modules/flux-led/default.nix
index 252c602f93713..d33e21a43a24d 100644
--- a/pkgs/development/python-modules/flux-led/default.nix
+++ b/pkgs/development/python-modules/flux-led/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to communicate with the flux_led smart bulbs";
+    mainProgram = "flux_led";
     homepage = "https://github.com/Danielhiversen/flux_led";
     changelog = "https://github.com/Danielhiversen/flux_led/releases/tag/${version}";
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/python-modules/flynt/default.nix b/pkgs/development/python-modules/flynt/default.nix
index ab513e09c63a1..0e0b73d20f4ee 100644
--- a/pkgs/development/python-modules/flynt/default.nix
+++ b/pkgs/development/python-modules/flynt/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "command line tool to automatically convert a project's Python code from old format style strings into Python 3.6+'s f-strings";
+    mainProgram = "flynt";
     homepage = "https://github.com/ikamensh/flynt";
     license = licenses.mit;
     maintainers = with maintainers; [ cpcloud ];
diff --git a/pkgs/development/python-modules/font-v/default.nix b/pkgs/development/python-modules/font-v/default.nix
index 9ff5bc1c351b1..09ed7270ebd36 100644
--- a/pkgs/development/python-modules/font-v/default.nix
+++ b/pkgs/development/python-modules/font-v/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python utility for manipulating font version headers";
+    mainProgram = "font-v";
     homepage = "https://github.com/source-foundry/font-v";
     license = licenses.mit;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/fordpass/default.nix b/pkgs/development/python-modules/fordpass/default.nix
index f5a4ea3b0d43e..3ddef9d172c37 100644
--- a/pkgs/development/python-modules/fordpass/default.nix
+++ b/pkgs/development/python-modules/fordpass/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for the FordPass API";
+    mainProgram = "demo.py";
     homepage = "https://github.com/clarkd/fordpass-python";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/formbox/default.nix b/pkgs/development/python-modules/formbox/default.nix
index 418cd3d958cd4..7f825cb251e35 100644
--- a/pkgs/development/python-modules/formbox/default.nix
+++ b/pkgs/development/python-modules/formbox/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A script to format mbox as HTML/XML";
+    mainProgram = "formbox";
     homepage = "https://trong.loang.net/~cnx/formbox";
     license = licenses.agpl3Plus;
     maintainers = [ maintainers.McSinyx ];
diff --git a/pkgs/development/python-modules/foxdot/default.nix b/pkgs/development/python-modules/foxdot/default.nix
index 4b606f2772493..7b989e3e36083 100644
--- a/pkgs/development/python-modules/foxdot/default.nix
+++ b/pkgs/development/python-modules/foxdot/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Live coding music with SuperCollider";
+    mainProgram = "FoxDot";
     homepage = "https://foxdot.org/";
     license = licenses.cc-by-sa-40;
     maintainers = with maintainers; [ mrmebelman ];
diff --git a/pkgs/development/python-modules/freebox-api/default.nix b/pkgs/development/python-modules/freebox-api/default.nix
index 4758712f0fb48..cb56a789dedab 100644
--- a/pkgs/development/python-modules/freebox-api/default.nix
+++ b/pkgs/development/python-modules/freebox-api/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to interact with the Freebox OS API";
+    mainProgram = "freebox_api";
     homepage = "https://github.com/hacf-fr/freebox-api";
     changelog = "https://github.com/hacf-fr/freebox-api/releases/tag/v${version}";
     license = with licenses; [ gpl3Only ];
diff --git a/pkgs/development/python-modules/ftfy/default.nix b/pkgs/development/python-modules/ftfy/default.nix
index f0a096ae87d98..36469c4ea82a7 100644
--- a/pkgs/development/python-modules/ftfy/default.nix
+++ b/pkgs/development/python-modules/ftfy/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Given Unicode text, make its representation consistent and possibly less broken";
+    mainProgram = "ftfy";
     homepage = "https://github.com/LuminosoInsight/python-ftfy";
     license = licenses.mit;
     maintainers = with maintainers; [ aborsu ];
diff --git a/pkgs/development/python-modules/future-fstrings/default.nix b/pkgs/development/python-modules/future-fstrings/default.nix
index 389c3b3f12787..57cf42f38ab58 100644
--- a/pkgs/development/python-modules/future-fstrings/default.nix
+++ b/pkgs/development/python-modules/future-fstrings/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/asottile/future-fstrings";
     description = "A backport of fstrings to python<3.6";
+    mainProgram = "future-fstrings-show";
     license = licenses.mit;
     maintainers = with maintainers; [ nyanloutre ];
     broken = pythonOlder "3.6"; # dependency tokenize-rt not packaged
diff --git a/pkgs/development/python-modules/future-typing/default.nix b/pkgs/development/python-modules/future-typing/default.nix
index e2c9a76c69209..04d4af30e07a4 100644
--- a/pkgs/development/python-modules/future-typing/default.nix
+++ b/pkgs/development/python-modules/future-typing/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Use generic type hints and new union syntax `|` with python 3.6+";
+    mainProgram = "future_typing";
     homepage = "https://github.com/PrettyWood/future-typing";
     license = licenses.mit;
     maintainers = with maintainers; [ kfollesdal ];
diff --git a/pkgs/development/python-modules/fvs/default.nix b/pkgs/development/python-modules/fvs/default.nix
index 2f075f4be8f06..8a8df6b325ace 100644
--- a/pkgs/development/python-modules/fvs/default.nix
+++ b/pkgs/development/python-modules/fvs/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "File Versioning System with hash comparison and data storage to create unlinked states that can be deleted";
+    mainProgram = "fvs";
     homepage = "https://github.com/mirkobrombin/FVS";
     license = licenses.mit;
     maintainers = with maintainers; [ bryanasdev000 ];
diff --git a/pkgs/development/python-modules/fx2/default.nix b/pkgs/development/python-modules/fx2/default.nix
index 6991c3f4ab1bb..3fa79dbe3f1c7 100644
--- a/pkgs/development/python-modules/fx2/default.nix
+++ b/pkgs/development/python-modules/fx2/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Chip support package for Cypress EZ-USB FX2 series microcontrollers";
+    mainProgram = "fx2tool";
     homepage = "https://github.com/whitequark/libfx2";
     license = licenses.bsd0;
     maintainers = with maintainers; [ emily ];
diff --git a/pkgs/development/python-modules/gatt/default.nix b/pkgs/development/python-modules/gatt/default.nix
index ae43ba4c52152..9543aa6a5e04c 100644
--- a/pkgs/development/python-modules/gatt/default.nix
+++ b/pkgs/development/python-modules/gatt/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Bluetooth (Generic Attribute Profile) GATT SDK for Python";
+    mainProgram = "gattctl";
     homepage = "https://github.com/getsenic/gatt-python/";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/gawd/default.nix b/pkgs/development/python-modules/gawd/default.nix
index c5a8eb964067b..3fee09a5d5b56 100644
--- a/pkgs/development/python-modules/gawd/default.nix
+++ b/pkgs/development/python-modules/gawd/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
   meta = {
     changelog = "https://github.com/pooya-rostami/gawd/releases/tag/${version}";
     description = "Gawd is a Python library and command-line tool for computing syntactic differences between two GitHub Actions workflow files";
+    mainProgram = "gawd";
     homepage = "https://github.com/pooya-rostami/gawd";
     license = lib.licenses.lgpl3Only;
     maintainers = with lib.maintainers; [ drupol ];
diff --git a/pkgs/development/python-modules/gcovr/default.nix b/pkgs/development/python-modules/gcovr/default.nix
index 81fe8ae042959..97105a6a3a2e4 100644
--- a/pkgs/development/python-modules/gcovr/default.nix
+++ b/pkgs/development/python-modules/gcovr/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python script for summarizing gcov data";
+    mainProgram = "gcovr";
     homepage = "https://www.gcovr.com/";
     changelog = "https://github.com/gcovr/gcovr/blob/${version}/CHANGELOG.rst";
     license = licenses.bsd0;
diff --git a/pkgs/development/python-modules/gdown/default.nix b/pkgs/development/python-modules/gdown/default.nix
index 0fe18c1a96de3..95e88ffdfe089 100644
--- a/pkgs/development/python-modules/gdown/default.nix
+++ b/pkgs/development/python-modules/gdown/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A CLI tool for downloading large files from Google Drive";
+    mainProgram = "gdown";
     homepage = "https://github.com/wkentaro/gdown";
     changelog = "https://github.com/wkentaro/gdown/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/gehomesdk/default.nix b/pkgs/development/python-modules/gehomesdk/default.nix
index 3cbc255ec7a0a..62fca9823a12c 100644
--- a/pkgs/development/python-modules/gehomesdk/default.nix
+++ b/pkgs/development/python-modules/gehomesdk/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python SDK for GE smart appliances";
+    mainProgram = "gehome-appliance-data";
     homepage = "https://github.com/simbaja/gehome";
     changelog = "https://github.com/simbaja/gehome/blob/master/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/gemfileparser/default.nix b/pkgs/development/python-modules/gemfileparser/default.nix
index 5a6f76d720bc6..e6b91d24f804e 100644
--- a/pkgs/development/python-modules/gemfileparser/default.nix
+++ b/pkgs/development/python-modules/gemfileparser/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library to parse Ruby Gemfile, .gemspec and Cocoapod .podspec file using Python";
+    mainProgram = "parsegemfile";
     homepage = "https://github.com/gemfileparser/gemfileparser";
     license = with licenses; [ gpl3Plus /* or */ mit ];
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/genzshcomp/default.nix b/pkgs/development/python-modules/genzshcomp/default.nix
index b7a2cc1d64a72..7ab4c747f21d2 100644
--- a/pkgs/development/python-modules/genzshcomp/default.nix
+++ b/pkgs/development/python-modules/genzshcomp/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Automatically generated zsh completion function for Python's option parser modules";
+    mainProgram = "genzshcomp";
     homepage = "https://bitbucket.org/hhatto/genzshcomp/";
     license = licenses.bsd0;
   };
diff --git a/pkgs/development/python-modules/geomet/default.nix b/pkgs/development/python-modules/geomet/default.nix
index 0f9742c343810..622027f8aff7d 100644
--- a/pkgs/development/python-modules/geomet/default.nix
+++ b/pkgs/development/python-modules/geomet/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Convert GeoJSON to WKT/WKB (Well-Known Text/Binary) and vice versa";
+    mainProgram = "geomet";
     homepage = "https://github.com/geomet/geomet";
     changelog = "https://github.com/geomet/geomet/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/geometric/default.nix b/pkgs/development/python-modules/geometric/default.nix
index 3178b959475a0..becd876ee8606 100644
--- a/pkgs/development/python-modules/geometric/default.nix
+++ b/pkgs/development/python-modules/geometric/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Geometry optimization code for molecular structures";
+    mainProgram = "geometric-optimize";
     homepage = "https://github.com/leeping/geomeTRIC";
     license = [ licenses.bsd3 ];
     maintainers = [ maintainers.markuskowa ];
diff --git a/pkgs/development/python-modules/gerbonara/default.nix b/pkgs/development/python-modules/gerbonara/default.nix
index 2e79e8aa3d43e..15ec60ccc3856 100644
--- a/pkgs/development/python-modules/gerbonara/default.nix
+++ b/pkgs/development/python-modules/gerbonara/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pythonic library for reading/modifying/writing Gerber/Excellon/IPC-356 files";
+    mainProgram = "gerbonara";
     homepage = "https://github.com/jaseg/gerbonara";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ wulfsta ];
diff --git a/pkgs/development/python-modules/getmac/default.nix b/pkgs/development/python-modules/getmac/default.nix
index 0340642417c47..a62f47c2ece59 100644
--- a/pkgs/development/python-modules/getmac/default.nix
+++ b/pkgs/development/python-modules/getmac/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python package to get the MAC address of network interfaces and hosts on the local network";
+    mainProgram = "getmac";
     homepage = "https://github.com/GhostofGoes/getmac";
     changelog = "https://github.com/GhostofGoes/getmac/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ghdiff/default.nix b/pkgs/development/python-modules/ghdiff/default.nix
index b4a5e584ed52b..4bcde153ba326 100644
--- a/pkgs/development/python-modules/ghdiff/default.nix
+++ b/pkgs/development/python-modules/ghdiff/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
     homepage =  "https://github.com/kilink/ghdiff";
     license = licenses.mit;
     description = "Generate Github-style HTML for unified diffs.";
+    mainProgram = "ghdiff";
     maintainers = [ maintainers.mic92 ];
   };
 }
diff --git a/pkgs/development/python-modules/ghp-import/default.nix b/pkgs/development/python-modules/ghp-import/default.nix
index 956b1098e33fc..8d7ec98b13c75 100644
--- a/pkgs/development/python-modules/ghp-import/default.nix
+++ b/pkgs/development/python-modules/ghp-import/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Copy your docs directly to the gh-pages branch";
+    mainProgram = "ghp-import";
     homepage = "https://github.com/c-w/ghp-import";
     license = licenses.asl20;
     maintainers = with maintainers; [ veehaitch ];
diff --git a/pkgs/development/python-modules/ghrepo-stats/default.nix b/pkgs/development/python-modules/ghrepo-stats/default.nix
index c7f3c0d52cdaa..18bd6124b1529 100644
--- a/pkgs/development/python-modules/ghrepo-stats/default.nix
+++ b/pkgs/development/python-modules/ghrepo-stats/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module and CLI tool for GitHub repo statistics";
+    mainProgram = "show-ghstats";
     homepage = "https://github.com/mrbean-bremen/ghrepo-stats";
     changelog = "https://github.com/mrbean-bremen/ghrepo-stats/blob/v${version}/CHANGES.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/gibberish-detector/default.nix b/pkgs/development/python-modules/gibberish-detector/default.nix
index c1ac1a5148b81..b9d06fc34ccee 100644
--- a/pkgs/development/python-modules/gibberish-detector/default.nix
+++ b/pkgs/development/python-modules/gibberish-detector/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to detect gibberish strings";
+    mainProgram = "gibberish-detector";
     homepage = "https://github.com/domanchi/gibberish-detector";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/git-filter-repo/default.nix b/pkgs/development/python-modules/git-filter-repo/default.nix
index 5f4fede287d19..f617eccb51a32 100644
--- a/pkgs/development/python-modules/git-filter-repo/default.nix
+++ b/pkgs/development/python-modules/git-filter-repo/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Quickly rewrite git repository history";
+    mainProgram = "git-filter-repo";
     homepage = "https://github.com/newren/git-filter-repo";
     license = with licenses; [ mit /* or */ gpl2Plus ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/git-sweep/default.nix b/pkgs/development/python-modules/git-sweep/default.nix
index 0f223b03760ae..ac18f2604f83d 100644
--- a/pkgs/development/python-modules/git-sweep/default.nix
+++ b/pkgs/development/python-modules/git-sweep/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A command-line tool that helps you clean up Git branches";
+    mainProgram = "git-sweep";
     homepage = "https://github.com/arc90/git-sweep";
     license = licenses.mit;
     maintainers = with maintainers; [ pSub ];
diff --git a/pkgs/development/python-modules/github-to-sqlite/default.nix b/pkgs/development/python-modules/github-to-sqlite/default.nix
index 0dfeb42449390..67ec970bda7b6 100644
--- a/pkgs/development/python-modules/github-to-sqlite/default.nix
+++ b/pkgs/development/python-modules/github-to-sqlite/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Save data from GitHub to a SQLite database";
+    mainProgram = "github-to-sqlite";
     homepage = "https://github.com/dogsheep/github-to-sqlite";
     license = licenses.asl20;
     maintainers = with maintainers; [ sarcasticadmin ];
diff --git a/pkgs/development/python-modules/glad/default.nix b/pkgs/development/python-modules/glad/default.nix
index 889012b648ab9..def3766765e89 100644
--- a/pkgs/development/python-modules/glad/default.nix
+++ b/pkgs/development/python-modules/glad/default.nix
@@ -12,6 +12,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Multi-Language Vulkan/GL/GLES/EGL/GLX/WGL Loader-Generator based on the official specs";
+    mainProgram = "glad";
     homepage = "https://github.com/Dav1dde/glad";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/glad2/default.nix b/pkgs/development/python-modules/glad2/default.nix
index 57ee88c4997a2..46008a9895b81 100644
--- a/pkgs/development/python-modules/glad2/default.nix
+++ b/pkgs/development/python-modules/glad2/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Multi-Language GL/GLES/EGL/GLX/WGL Loader-Generator based on the official specifications";
+    mainProgram = "glad";
     homepage = "https://github.com/Dav1dde/glad";
     license = licenses.mit;
     maintainers = with maintainers; [ kranzes ];
diff --git a/pkgs/development/python-modules/glean-parser/default.nix b/pkgs/development/python-modules/glean-parser/default.nix
index 380ada5d33a6a..ff72d612e49a5 100644
--- a/pkgs/development/python-modules/glean-parser/default.nix
+++ b/pkgs/development/python-modules/glean-parser/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tools for parsing the metadata for Mozilla's glean telemetry SDK";
+    mainProgram = "glean_parser";
     homepage = "https://github.com/mozilla/glean_parser";
     changelog = "https://github.com/mozilla/glean_parser/blob/v${version}/CHANGELOG.md";
     license = licenses.mpl20;
diff --git a/pkgs/development/python-modules/glom/default.nix b/pkgs/development/python-modules/glom/default.nix
index 05c6110ae7c9a..eb770051f09df 100644
--- a/pkgs/development/python-modules/glom/default.nix
+++ b/pkgs/development/python-modules/glom/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Restructuring data, the Python way";
+    mainProgram = "glom";
     longDescription = ''
       glom helps pull together objects from other objects in a
       declarative, dynamic, and downright simple way.
diff --git a/pkgs/development/python-modules/glyphsets/default.nix b/pkgs/development/python-modules/glyphsets/default.nix
index 98fdd3d9aa4c7..c204121565d6b 100644
--- a/pkgs/development/python-modules/glyphsets/default.nix
+++ b/pkgs/development/python-modules/glyphsets/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Google Fonts glyph set metadata";
+    mainProgram = "glyphsets";
     homepage = "https://github.com/googlefonts/glyphsets";
     license = licenses.asl20;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/gntp/default.nix b/pkgs/development/python-modules/gntp/default.nix
index c334ebe5ce377..4376a03782239 100644
--- a/pkgs/development/python-modules/gntp/default.nix
+++ b/pkgs/development/python-modules/gntp/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/kfdm/gntp/";
     description = "Python library for working with the Growl Notification Transport Protocol";
+    mainProgram = "gntp";
     license = licenses.mit;
     maintainers = [ maintainers.jfroche ];
   };
diff --git a/pkgs/development/python-modules/goobook/default.nix b/pkgs/development/python-modules/goobook/default.nix
index 16125400c94b4..2f3884aa07ff0 100644
--- a/pkgs/development/python-modules/goobook/default.nix
+++ b/pkgs/development/python-modules/goobook/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Access your Google contacts from the command line";
+    mainProgram = "goobook";
     longDescription = ''
       The purpose of GooBook is to make it possible to use your Google Contacts
       from the command-line and from MUAs such as Mutt.
diff --git a/pkgs/development/python-modules/google-cloud-bigquery-storage/default.nix b/pkgs/development/python-modules/google-cloud-bigquery-storage/default.nix
index d6952abe84f01..1cda61e137576 100644
--- a/pkgs/development/python-modules/google-cloud-bigquery-storage/default.nix
+++ b/pkgs/development/python-modules/google-cloud-bigquery-storage/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "BigQuery Storage API API client library";
+    mainProgram = "fixup_bigquery_storage_v1_keywords.py";
     homepage = "https://github.com/googleapis/python-bigquery-storage";
     changelog = "https://github.com/googleapis/python-bigquery-storage/blob/v${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/google-cloud-pubsub/default.nix b/pkgs/development/python-modules/google-cloud-pubsub/default.nix
index 93edd623b485f..4cb37332c09c7 100644
--- a/pkgs/development/python-modules/google-cloud-pubsub/default.nix
+++ b/pkgs/development/python-modules/google-cloud-pubsub/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Google Cloud Pub/Sub API client library";
+    mainProgram = "fixup_pubsub_v1_keywords.py";
     homepage = "https://github.com/googleapis/python-pubsub";
     changelog = "https://github.com/googleapis/python-pubsub/blob/v${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/google-cloud-testutils/default.nix b/pkgs/development/python-modules/google-cloud-testutils/default.nix
index 72d95a9410d60..146f4c726d1c9 100644
--- a/pkgs/development/python-modules/google-cloud-testutils/default.nix
+++ b/pkgs/development/python-modules/google-cloud-testutils/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "System test utilities for google-cloud-python";
+    mainProgram = "lower-bound-checker";
     homepage = "https://github.com/googleapis/python-test-utils";
     changelog  ="https://github.com/googleapis/python-test-utils/blob/v${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/google-i18n-address/default.nix b/pkgs/development/python-modules/google-i18n-address/default.nix
index 3cc5c3d436643..88c60e45e134c 100644
--- a/pkgs/development/python-modules/google-i18n-address/default.nix
+++ b/pkgs/development/python-modules/google-i18n-address/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Google's i18n address data packaged for Python";
+    mainProgram = "update-validation-files";
     homepage = "https://github.com/mirumee/google-i18n-address";
     changelog = "https://github.com/mirumee/google-i18n-address/releases/tag/${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/google-nest-sdm/default.nix b/pkgs/development/python-modules/google-nest-sdm/default.nix
index 31564a0536d9f..44cd15ba33cd0 100644
--- a/pkgs/development/python-modules/google-nest-sdm/default.nix
+++ b/pkgs/development/python-modules/google-nest-sdm/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for Google Nest Device Access using the Smart Device Management API";
+    mainProgram = "google_nest";
     homepage = "https://github.com/allenporter/python-google-nest-sdm";
     changelog = "https://github.com/allenporter/python-google-nest-sdm/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/google/default.nix b/pkgs/development/python-modules/google/default.nix
index 7dc34933d452c..3dc2cdb345148 100644
--- a/pkgs/development/python-modules/google/default.nix
+++ b/pkgs/development/python-modules/google/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python bindings to the Google search engine";
+    mainProgram = "google";
     homepage = "https://pypi.org/project/google/";
     license = with licenses; [ bsd3 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/googletrans/default.nix b/pkgs/development/python-modules/googletrans/default.nix
index d1dd1de8e82f6..3ffd029c26926 100644
--- a/pkgs/development/python-modules/googletrans/default.nix
+++ b/pkgs/development/python-modules/googletrans/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Googletrans is python library to interact with Google Translate API";
+    mainProgram = "translate";
     homepage = "https://py-googletrans.readthedocs.io";
     license = licenses.mit;
     maintainers = with maintainers; [ unode ];
diff --git a/pkgs/development/python-modules/gotailwind/default.nix b/pkgs/development/python-modules/gotailwind/default.nix
index 8c86b44df3538..f1ae7880a2799 100644
--- a/pkgs/development/python-modules/gotailwind/default.nix
+++ b/pkgs/development/python-modules/gotailwind/default.nix
@@ -71,6 +71,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Modul to communicate with Tailwind garage door openers";
+    mainProgram = "tailwind";
     homepage = "https://github.com/frenck/python-gotailwind";
     changelog = "https://github.com/frenck/python-gotailwind/releases/tag/v$version";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/gplaycli/default.nix b/pkgs/development/python-modules/gplaycli/default.nix
index 769670edf4338..1c70d37b0dbb3 100644
--- a/pkgs/development/python-modules/gplaycli/default.nix
+++ b/pkgs/development/python-modules/gplaycli/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Google Play Downloader via Command line";
+    mainProgram = "gplaycli";
     homepage = "https://github.com/matlink/gplaycli";
     changelog = "https://github.com/matlink/gplaycli/releases/tag/${version}";
     license = licenses.agpl3Plus;
diff --git a/pkgs/development/python-modules/gprof2dot/default.nix b/pkgs/development/python-modules/gprof2dot/default.nix
index cd0ef5b174a65..f9823ffbdfdb8 100644
--- a/pkgs/development/python-modules/gprof2dot/default.nix
+++ b/pkgs/development/python-modules/gprof2dot/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python script to convert the output from many profilers into a dot graph";
+    mainProgram = "gprof2dot";
     homepage = "https://github.com/jrfonseca/gprof2dot";
     changelog = "https://github.com/jrfonseca/gprof2dot/releases/tag/${version}";
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/python-modules/gptcache/default.nix b/pkgs/development/python-modules/gptcache/default.nix
index ce04d7df22737..8b54055072928 100644
--- a/pkgs/development/python-modules/gptcache/default.nix
+++ b/pkgs/development/python-modules/gptcache/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Semantic cache for LLMs and fully integrated with LangChain and llama_index";
+    mainProgram = "gptcache_server";
     homepage = "https://github.com/zilliztech/GPTCache";
     changelog = "https://github.com/zilliztech/GPTCache/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/gpustat/default.nix b/pkgs/development/python-modules/gpustat/default.nix
index 8952e84c5c12c..e6a35531f55f4 100644
--- a/pkgs/development/python-modules/gpustat/default.nix
+++ b/pkgs/development/python-modules/gpustat/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A simple command-line utility for querying and monitoring GPU status";
+    mainProgram = "gpustat";
     homepage = "https://github.com/wookayin/gpustat";
     changelog = "https://github.com/wookayin/gpustat/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/gpxpy/default.nix b/pkgs/development/python-modules/gpxpy/default.nix
index 40708972823aa..2f8e07cccf45d 100644
--- a/pkgs/development/python-modules/gpxpy/default.nix
+++ b/pkgs/development/python-modules/gpxpy/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python GPX (GPS eXchange format) parser";
+    mainProgram = "gpxinfo";
     homepage = "https://github.com/tkrajina/gpxpy";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/gql/default.nix b/pkgs/development/python-modules/gql/default.nix
index 9827f8d5a71af..5553ec40b24e3 100644
--- a/pkgs/development/python-modules/gql/default.nix
+++ b/pkgs/development/python-modules/gql/default.nix
@@ -123,6 +123,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "GraphQL client in Python";
+    mainProgram = "gql-cli";
     homepage = "https://github.com/graphql-python/gql";
     changelog = "https://github.com/graphql-python/gql/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/gradient/default.nix b/pkgs/development/python-modules/gradient/default.nix
index 99037dc332db0..584de835e0d07 100644
--- a/pkgs/development/python-modules/gradient/default.nix
+++ b/pkgs/development/python-modules/gradient/default.nix
@@ -73,6 +73,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "The command line interface for Gradient";
+    mainProgram = "gradient";
     homepage = "https://github.com/Paperspace/gradient-cli";
     license = licenses.isc;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/graphtage/default.nix b/pkgs/development/python-modules/graphtage/default.nix
index fa5026a52a2ee..bdd2ed6e2bc49 100644
--- a/pkgs/development/python-modules/graphtage/default.nix
+++ b/pkgs/development/python-modules/graphtage/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A utility to diff tree-like files such as JSON and XML";
+    mainProgram = "graphtage";
     homepage = "https://github.com/trailofbits/graphtage";
     changelog = "https://github.com/trailofbits/graphtage/releases/tag/v${version}";
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/python-modules/greynoise/default.nix b/pkgs/development/python-modules/greynoise/default.nix
index 2f328434c0677..0e127c6ce8252 100644
--- a/pkgs/development/python-modules/greynoise/default.nix
+++ b/pkgs/development/python-modules/greynoise/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python3 library and command line for GreyNoise";
+    mainProgram = "greynoise";
     homepage = "https://github.com/GreyNoise-Intelligence/pygreynoise";
     changelog = "https://github.com/GreyNoise-Intelligence/pygreynoise/blob/${src.rev}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/griffe/default.nix b/pkgs/development/python-modules/griffe/default.nix
index be71df310f9d8..d0d8275392c14 100644
--- a/pkgs/development/python-modules/griffe/default.nix
+++ b/pkgs/development/python-modules/griffe/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Signatures for entire Python programs";
+    mainProgram = "griffe";
     homepage = "https://github.com/mkdocstrings/griffe";
     changelog = "https://github.com/mkdocstrings/griffe/blob/${version}/CHANGELOG.md";
     license = licenses.isc;
diff --git a/pkgs/development/python-modules/grip/default.nix b/pkgs/development/python-modules/grip/default.nix
index 37319e1ede7bc..f76fd2548b037 100644
--- a/pkgs/development/python-modules/grip/default.nix
+++ b/pkgs/development/python-modules/grip/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Preview GitHub Markdown files like Readme locally before committing them";
+    mainProgram = "grip";
     homepage = "https://github.com/joeyespo/grip";
     license = licenses.mit;
     maintainers = with maintainers; [ koral ];
diff --git a/pkgs/development/python-modules/gruut-ipa/default.nix b/pkgs/development/python-modules/gruut-ipa/default.nix
index bca9611b7e219..717a439393e12 100644
--- a/pkgs/development/python-modules/gruut-ipa/default.nix
+++ b/pkgs/development/python-modules/gruut-ipa/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for manipulating pronunciations using the International Phonetic Alphabet (IPA)";
+    mainProgram = "gruut-ipa";
     homepage = "https://github.com/rhasspy/gruut-ipa";
     license = licenses.mit;
     maintainers = teams.tts.members;
diff --git a/pkgs/development/python-modules/gruut/default.nix b/pkgs/development/python-modules/gruut/default.nix
index bd6e95909d994..8d18dee9cd8e6 100644
--- a/pkgs/development/python-modules/gruut/default.nix
+++ b/pkgs/development/python-modules/gruut/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tokenizer, text cleaner, and phonemizer for many human languages";
+    mainProgram = "gruut";
     homepage = "https://github.com/rhasspy/gruut";
     license = licenses.mit;
     maintainers = teams.tts.members;
diff --git a/pkgs/development/python-modules/gsd/default.nix b/pkgs/development/python-modules/gsd/default.nix
index 54062ec39f14a..3148c3f2e70c3 100644
--- a/pkgs/development/python-modules/gsd/default.nix
+++ b/pkgs/development/python-modules/gsd/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "General simulation data file format";
+    mainProgram = "gsd";
     homepage = "https://github.com/glotzerlab/gsd";
     changelog = "https://github.com/glotzerlab/gsd/blob/v${version}/CHANGELOG.rst";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/gto/default.nix b/pkgs/development/python-modules/gto/default.nix
index 80f41bb4d683f..4cbf5ca527feb 100644
--- a/pkgs/development/python-modules/gto/default.nix
+++ b/pkgs/development/python-modules/gto/default.nix
@@ -88,6 +88,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for Git Tag Operations";
+    mainProgram = "gto";
     homepage = "https://github.com/iterative/gto";
     changelog = "https://github.com/iterative/gto/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/gtts/default.nix b/pkgs/development/python-modules/gtts/default.nix
index 0b08a400888fd..cefd575b855e0 100644
--- a/pkgs/development/python-modules/gtts/default.nix
+++ b/pkgs/development/python-modules/gtts/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python library and CLI tool to interface with Google Translate text-to-speech API";
+    mainProgram = "gtts-cli";
     homepage = "https://gtts.readthedocs.io";
     changelog = "https://gtts.readthedocs.io/en/latest/changelog.html";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/guessit/default.nix b/pkgs/development/python-modules/guessit/default.nix
index 4e9fbe4bab230..fce9cc928b51b 100644
--- a/pkgs/development/python-modules/guessit/default.nix
+++ b/pkgs/development/python-modules/guessit/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python library that extracts as much information as possible from a video filename";
+    mainProgram = "guessit";
     homepage = "https://guessit-io.github.io/guessit/";
     changelog = "https://github.com/guessit-io/guessit/raw/v${version}/CHANGELOG.md";
     license = licenses.lgpl3Only;
diff --git a/pkgs/development/python-modules/gyp/default.nix b/pkgs/development/python-modules/gyp/default.nix
index 81726be3ca6cf..50e60cfe7bfd7 100644
--- a/pkgs/development/python-modules/gyp/default.nix
+++ b/pkgs/development/python-modules/gyp/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "A tool to generate native build files";
+    mainProgram = "gyp";
     homepage = "https://gyp.gsrc.io";
     license = licenses.bsd3;
     maintainers = with maintainers; [ codyopel ];
diff --git a/pkgs/development/python-modules/habitipy/default.nix b/pkgs/development/python-modules/habitipy/default.nix
index 5e01610d69652..5ec42c4df5e4a 100644
--- a/pkgs/development/python-modules/habitipy/default.nix
+++ b/pkgs/development/python-modules/habitipy/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tools and library for Habitica restful API";
+    mainProgram = "habitipy";
     homepage = "https://github.com/ASMfreaK/habitipy";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/hassil/default.nix b/pkgs/development/python-modules/hassil/default.nix
index 229abe5f4a52e..98c4181d48c21 100644
--- a/pkgs/development/python-modules/hassil/default.nix
+++ b/pkgs/development/python-modules/hassil/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage {
   meta = with lib; {
     changelog  = "https://github.com/home-assistant/hassil/blob/v${version}/CHANGELOG.md";
     description = "Intent parsing for Home Assistant";
+    mainProgram = "hassil";
     homepage = "https://github.com/home-assistant/hassil";
     license = licenses.asl20;
     maintainers = teams.home-assistant.members;
diff --git a/pkgs/development/python-modules/hatch-fancy-pypi-readme/default.nix b/pkgs/development/python-modules/hatch-fancy-pypi-readme/default.nix
index 63789c90debd1..fef7dbc0e246d 100644
--- a/pkgs/development/python-modules/hatch-fancy-pypi-readme/default.nix
+++ b/pkgs/development/python-modules/hatch-fancy-pypi-readme/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fancy PyPI READMEs with Hatch";
+    mainProgram = "hatch-fancy-pypi-readme";
     homepage = "https://github.com/hynek/hatch-fancy-pypi-readme";
     license = licenses.mit;
     maintainers = with maintainers; [ tjni ];
diff --git a/pkgs/development/python-modules/hatch-jupyter-builder/default.nix b/pkgs/development/python-modules/hatch-jupyter-builder/default.nix
index fe641977812f4..cc9b2c18fd149 100644
--- a/pkgs/development/python-modules/hatch-jupyter-builder/default.nix
+++ b/pkgs/development/python-modules/hatch-jupyter-builder/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/jupyterlab/hatch-jupyter-builder/releases/tag/v${version}";
     description = "hatch plugin to help build Jupyter packages";
+    mainProgram = "hatch-jupyter-builder";
     homepage = "https://github.com/jupyterlab/hatch-jupyter-builder";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/hatchling/default.nix b/pkgs/development/python-modules/hatchling/default.nix
index 6dca631c967e4..49af4f0fb0ffb 100644
--- a/pkgs/development/python-modules/hatchling/default.nix
+++ b/pkgs/development/python-modules/hatchling/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Modern, extensible Python build backend";
+    mainProgram = "hatchling";
     homepage = "https://hatch.pypa.io/latest/";
     changelog = "https://github.com/pypa/hatch/releases/tag/hatchling-v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/helpdev/default.nix b/pkgs/development/python-modules/helpdev/default.nix
index b03b3320153ca..160797c9327ca 100644
--- a/pkgs/development/python-modules/helpdev/default.nix
+++ b/pkgs/development/python-modules/helpdev/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Extracts information about the Python environment easily";
+    mainProgram = "helpdev";
     license = lib.licenses.mit;
   };
 
diff --git a/pkgs/development/python-modules/hetzner/default.nix b/pkgs/development/python-modules/hetzner/default.nix
index ea29c27563d84..07b8f0ed2d423 100644
--- a/pkgs/development/python-modules/hetzner/default.nix
+++ b/pkgs/development/python-modules/hetzner/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/RedMoonStudios/hetzner";
     description = "High-level Python API for accessing the Hetzner robot";
+    mainProgram = "hetznerctl";
     license = licenses.bsd3;
     maintainers = with maintainers; [ aszlig ];
   };
diff --git a/pkgs/development/python-modules/hist/default.nix b/pkgs/development/python-modules/hist/default.nix
index 8d47c7de0f73b..17bca6ecb8fab 100644
--- a/pkgs/development/python-modules/hist/default.nix
+++ b/pkgs/development/python-modules/hist/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Histogramming for analysis powered by boost-histogram";
+    mainProgram = "hist";
     homepage = "https://hist.readthedocs.io/";
     changelog = "https://github.com/scikit-hep/hist/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/histoprint/default.nix b/pkgs/development/python-modules/histoprint/default.nix
index 66f06feac946e..94f38aacb6745 100644
--- a/pkgs/development/python-modules/histoprint/default.nix
+++ b/pkgs/development/python-modules/histoprint/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pretty print histograms to the console";
+    mainProgram = "histoprint";
     homepage = "https://github.com/scikit-hep/histoprint";
     license = licenses.mit;
     maintainers = with maintainers; [ veprbl ];
diff --git a/pkgs/development/python-modules/hjson/default.nix b/pkgs/development/python-modules/hjson/default.nix
index 6b606297813d9..44aa789f0d043 100644
--- a/pkgs/development/python-modules/hjson/default.nix
+++ b/pkgs/development/python-modules/hjson/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A user interface for JSON";
+    mainProgram = "hjson";
     homepage = "https://github.com/hjson/hjson-py";
     license = licenses.mit;
     maintainers = with maintainers; [ bhipple ];
diff --git a/pkgs/development/python-modules/holoviews/default.nix b/pkgs/development/python-modules/holoviews/default.nix
index 74f7b2dd9debb..03e4d80a4dfa5 100644
--- a/pkgs/development/python-modules/holoviews/default.nix
+++ b/pkgs/development/python-modules/holoviews/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python data analysis and visualization seamless and simple";
+    mainProgram = "holoviews";
     homepage = "https://www.holoviews.org/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/hpccm/default.nix b/pkgs/development/python-modules/hpccm/default.nix
index 99a0c42b8fa85..35380d7171b6f 100644
--- a/pkgs/development/python-modules/hpccm/default.nix
+++ b/pkgs/development/python-modules/hpccm/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "HPC Container Maker";
+    mainProgram = "hpccm";
     homepage = "https://github.com/NVIDIA/hpc-container-maker";
     license = licenses.asl20;
     platforms = platforms.x86;
diff --git a/pkgs/development/python-modules/html2text/default.nix b/pkgs/development/python-modules/html2text/default.nix
index 37843196c9cbe..c127e29336604 100644
--- a/pkgs/development/python-modules/html2text/default.nix
+++ b/pkgs/development/python-modules/html2text/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Turn HTML into equivalent Markdown-structured text";
+    mainProgram = "html2text";
     homepage = "https://github.com/Alir3z4/html2text/";
     license = licenses.gpl3Only;
   };
diff --git a/pkgs/development/python-modules/htmldate/default.nix b/pkgs/development/python-modules/htmldate/default.nix
index 5226a7eb76347..1ecfb645283f2 100644
--- a/pkgs/development/python-modules/htmldate/default.nix
+++ b/pkgs/development/python-modules/htmldate/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fast and robust extraction of original and updated publication dates from URLs and web pages";
+    mainProgram = "htmldate";
     homepage = "https://htmldate.readthedocs.io";
     changelog = "https://github.com/adbar/htmldate/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/htmllistparse/default.nix b/pkgs/development/python-modules/htmllistparse/default.nix
index ae13f6585a1d5..01fa41eae2fee 100644
--- a/pkgs/development/python-modules/htmllistparse/default.nix
+++ b/pkgs/development/python-modules/htmllistparse/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/gumblex/htmllisting-parser";
     description = "Python parser for Apache/nginx-style HTML directory listing";
+    mainProgram = "rehttpfs";
     license = licenses.mit;
     maintainers = with maintainers; [ hexchen ];
   };
diff --git a/pkgs/development/python-modules/htmlmin/default.nix b/pkgs/development/python-modules/htmlmin/default.nix
index 9be7dd90abd6d..0f0d5222feae8 100644
--- a/pkgs/development/python-modules/htmlmin/default.nix
+++ b/pkgs/development/python-modules/htmlmin/default.nix
@@ -14,6 +14,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A configurable HTML Minifier with safety features";
+    mainProgram = "htmlmin";
     homepage = "https://pypi.python.org/pypi/htmlmin";
     license = licenses.bsd3;
     maintainers = [];
diff --git a/pkgs/development/python-modules/httpserver/default.nix b/pkgs/development/python-modules/httpserver/default.nix
index 58d6c48c4e8a8..6d13740758863 100644
--- a/pkgs/development/python-modules/httpserver/default.nix
+++ b/pkgs/development/python-modules/httpserver/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Asyncio implementation of an HTTP server";
+    mainProgram = "httpserver";
     homepage = "https://github.com/thomwiggers/httpserver";
     license = with lib.licenses; [ bsd3 ];
   };
diff --git a/pkgs/development/python-modules/httpx/default.nix b/pkgs/development/python-modules/httpx/default.nix
index 9641597a516d0..7bb91ec71b212 100644
--- a/pkgs/development/python-modules/httpx/default.nix
+++ b/pkgs/development/python-modules/httpx/default.nix
@@ -118,6 +118,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/encode/httpx/blob/${src.rev}/CHANGELOG.md";
     description = "The next generation HTTP client";
+    mainProgram = "httpx";
     homepage = "https://github.com/encode/httpx";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/huggingface-hub/default.nix b/pkgs/development/python-modules/huggingface-hub/default.nix
index f206bebc4e1bf..29786a67e1878 100644
--- a/pkgs/development/python-modules/huggingface-hub/default.nix
+++ b/pkgs/development/python-modules/huggingface-hub/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Download and publish models and other files on the huggingface.co hub";
+    mainProgram = "huggingface-cli";
     homepage = "https://github.com/huggingface/huggingface_hub";
     changelog = "https://github.com/huggingface/huggingface_hub/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/humanfriendly/default.nix b/pkgs/development/python-modules/humanfriendly/default.nix
index 5d0dbd1763da4..d8a3fa92e4832 100644
--- a/pkgs/development/python-modules/humanfriendly/default.nix
+++ b/pkgs/development/python-modules/humanfriendly/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Human friendly output for text interfaces using Python";
+    mainProgram = "humanfriendly";
     homepage = "https://humanfriendly.readthedocs.io/";
     license = licenses.mit;
     maintainers = with maintainers; [ montag451 ];
diff --git a/pkgs/development/python-modules/hupper/default.nix b/pkgs/development/python-modules/hupper/default.nix
index b0650310cc14f..b69f9bcd765a2 100644
--- a/pkgs/development/python-modules/hupper/default.nix
+++ b/pkgs/development/python-modules/hupper/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "In-process file monitor/reloader for reloading your code automatically during development";
+    mainProgram = "hupper";
     homepage = "https://github.com/Pylons/hupper";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/hydra-check/default.nix b/pkgs/development/python-modules/hydra-check/default.nix
index 4da98f083c372..78e96dea26ce1 100644
--- a/pkgs/development/python-modules/hydra-check/default.nix
+++ b/pkgs/development/python-modules/hydra-check/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "check hydra for the build status of a package";
+    mainProgram = "hydra-check";
     homepage = "https://github.com/nix-community/hydra-check";
     license = licenses.mit;
     maintainers = with maintainers; [ makefu artturin ];
diff --git a/pkgs/development/python-modules/hypercorn/default.nix b/pkgs/development/python-modules/hypercorn/default.nix
index bc9cddc48bf03..57d56fa417cac 100644
--- a/pkgs/development/python-modules/hypercorn/default.nix
+++ b/pkgs/development/python-modules/hypercorn/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/pgjones/hypercorn";
     description = "The ASGI web server inspired by Gunicorn";
+    mainProgram = "hypercorn";
     license = licenses.mit;
     maintainers = with maintainers; [ dgliwka ];
   };
diff --git a/pkgs/development/python-modules/hyperopt/default.nix b/pkgs/development/python-modules/hyperopt/default.nix
index 605377a2ec391..6cc92ff3ae79b 100644
--- a/pkgs/development/python-modules/hyperopt/default.nix
+++ b/pkgs/development/python-modules/hyperopt/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Distributed Asynchronous Hyperparameter Optimization";
+    mainProgram = "hyperopt-mongo-worker";
     homepage = "http://hyperopt.github.io/hyperopt/";
     license = licenses.bsd2;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/hypothesis/default.nix b/pkgs/development/python-modules/hypothesis/default.nix
index c74631817866d..96018146aa01d 100644
--- a/pkgs/development/python-modules/hypothesis/default.nix
+++ b/pkgs/development/python-modules/hypothesis/default.nix
@@ -109,6 +109,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for property based testing";
+    mainProgram = "hypothesis";
     homepage = "https://github.com/HypothesisWorks/hypothesis";
     changelog = "https://hypothesis.readthedocs.io/en/latest/changes.html#v${lib.replaceStrings [ "." ] [ "-" ] version}";
     license = licenses.mpl20;
diff --git a/pkgs/development/python-modules/i2csense/default.nix b/pkgs/development/python-modules/i2csense/default.nix
index 064a1e792f423..6923b1d0c3c82 100644
--- a/pkgs/development/python-modules/i2csense/default.nix
+++ b/pkgs/development/python-modules/i2csense/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library to handle i2c sensors with the Raspberry Pi";
+    mainProgram = "i2csense";
     homepage = "https://github.com/azogue/i2csense";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/icalendar/default.nix b/pkgs/development/python-modules/icalendar/default.nix
index c1237dc58829d..28b5d1b81abb7 100644
--- a/pkgs/development/python-modules/icalendar/default.nix
+++ b/pkgs/development/python-modules/icalendar/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/collective/icalendar/blob/v${version}/CHANGES.rst";
     description = "A parser/generator of iCalendar files";
+    mainProgram = "icalendar";
     homepage = "https://github.com/collective/icalendar";
     license = licenses.bsd2;
     maintainers = with maintainers; [ olcai ];
diff --git a/pkgs/development/python-modules/idasen/default.nix b/pkgs/development/python-modules/idasen/default.nix
index e6950edaa1278..122ff64eb0887 100644
--- a/pkgs/development/python-modules/idasen/default.nix
+++ b/pkgs/development/python-modules/idasen/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API and CLI for the ikea IDÅSEN desk";
+    mainProgram = "idasen";
     homepage = "https://github.com/newAM/idasen";
     changelog = "https://github.com/newAM/idasen/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/identify/default.nix b/pkgs/development/python-modules/identify/default.nix
index ba8b8b67ec936..1a29450f1da5e 100644
--- a/pkgs/development/python-modules/identify/default.nix
+++ b/pkgs/development/python-modules/identify/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "File identification library for Python";
+    mainProgram = "identify-cli";
     homepage = "https://github.com/chriskuehl/identify";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/igraph/default.nix b/pkgs/development/python-modules/igraph/default.nix
index e2f555121f938..98f38528c1442 100644
--- a/pkgs/development/python-modules/igraph/default.nix
+++ b/pkgs/development/python-modules/igraph/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "High performance graph data structures and algorithms";
+    mainProgram = "igraph";
     homepage = "https://igraph.org/python/";
     changelog = "https://github.com/igraph/python-igraph/blob/${src.rev}/CHANGELOG.md";
     license = licenses.gpl2Plus;
diff --git a/pkgs/development/python-modules/ilua/default.nix b/pkgs/development/python-modules/ilua/default.nix
index 9eba6781a4131..119c6b17f5e30 100644
--- a/pkgs/development/python-modules/ilua/default.nix
+++ b/pkgs/development/python-modules/ilua/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Portable Lua kernel for Jupyter";
+    mainProgram = "ilua";
     homepage = "https://github.com/guysv/ilua";
     license = licenses.gpl2Only;
     maintainers = with maintainers; [ wolfangaukang ];
diff --git a/pkgs/development/python-modules/image-diff/default.nix b/pkgs/development/python-modules/image-diff/default.nix
index d120737c3ffcb..8f65994b3885b 100644
--- a/pkgs/development/python-modules/image-diff/default.nix
+++ b/pkgs/development/python-modules/image-diff/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "CLI tool for comparing images";
+    mainProgram = "image-diff";
     homepage = "https://github.com/simonw/image-diff";
     license = licenses.asl20;
     maintainers = with maintainers; [ evils ];
diff --git a/pkgs/development/python-modules/imagehash/default.nix b/pkgs/development/python-modules/imagehash/default.nix
index e2e20b4f6c276..55ce39e8648a9 100644
--- a/pkgs/development/python-modules/imagehash/default.nix
+++ b/pkgs/development/python-modules/imagehash/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python Perceptual Image Hashing Module";
+    mainProgram = "find_similar_images.py";
     homepage = "https://github.com/JohannesBuchner/imagehash";
     license = licenses.bsd2;
     maintainers = with maintainers; [ e1mo ];
diff --git a/pkgs/development/python-modules/imgdiff/default.nix b/pkgs/development/python-modules/imgdiff/default.nix
index 586ed19b25724..6cb92f3293349 100644
--- a/pkgs/development/python-modules/imgdiff/default.nix
+++ b/pkgs/development/python-modules/imgdiff/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Compare two images side-by-side";
+    mainProgram = "imgdiff";
     homepage = "https://github.com/mgedmin/imgdiff";
     changelog = "https://github.com/mgedmin/imgdiff/blob/${src.rev}/CHANGES.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/imgtool/default.nix b/pkgs/development/python-modules/imgtool/default.nix
index 54bd8026d9a66..dc8a9ec630891 100644
--- a/pkgs/development/python-modules/imgtool/default.nix
+++ b/pkgs/development/python-modules/imgtool/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "MCUboot's image signing and key management";
+    mainProgram = "imgtool";
     homepage = "https://github.com/mcu-tools/mcuboot";
     license = licenses.asl20;
     maintainers = with maintainers; [ samueltardieu ];
diff --git a/pkgs/development/python-modules/importlab/default.nix b/pkgs/development/python-modules/importlab/default.nix
index 2d7fddb9e5db1..65b2df8bef6a5 100644
--- a/pkgs/development/python-modules/importlab/default.nix
+++ b/pkgs/development/python-modules/importlab/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library that automatically infers dependencies for Python files";
+    mainProgram = "importlab";
     homepage = "https://github.com/google/importlab";
     license = licenses.mit;
     maintainers = with maintainers; [ sei40kr ];
diff --git a/pkgs/development/python-modules/imutils/default.nix b/pkgs/development/python-modules/imutils/default.nix
index e9103831363bd..655fb82c8b791 100644
--- a/pkgs/development/python-modules/imutils/default.nix
+++ b/pkgs/development/python-modules/imutils/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/jrosebr1/imutils";
     description = "A series of convenience functions to make basic image processing functions";
+    mainProgram = "range-detector";
     license = licenses.mit;
     maintainers = [ ];
   };
diff --git a/pkgs/development/python-modules/indexed-bzip2/default.nix b/pkgs/development/python-modules/indexed-bzip2/default.nix
index b75a10b982224..53788b566e529 100644
--- a/pkgs/development/python-modules/indexed-bzip2/default.nix
+++ b/pkgs/development/python-modules/indexed-bzip2/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for parallel decompression and seeking within compressed bzip2 files";
+    mainProgram = "ibzip2";
     homepage = "https://github.com/mxmlnkn/indexed_bzip2";
     license = licenses.mit; # dual MIT and asl20, https://internals.rust-lang.org/t/rationale-of-apache-dual-licensing/8952
     maintainers = with lib.maintainers; [ mxmlnkn ];
diff --git a/pkgs/development/python-modules/inscriptis/default.nix b/pkgs/development/python-modules/inscriptis/default.nix
index e62e7f17e874b..5ca3f1ebdc22b 100644
--- a/pkgs/development/python-modules/inscriptis/default.nix
+++ b/pkgs/development/python-modules/inscriptis/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "HTML to text converter";
+    mainProgram = "inscript.py";
     homepage = "https://github.com/weblyzard/inscriptis";
     changelog = "https://github.com/weblyzard/inscriptis/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/insightface/default.nix b/pkgs/development/python-modules/insightface/default.nix
index 6d5c4a66239cc..35d434de760f0 100644
--- a/pkgs/development/python-modules/insightface/default.nix
+++ b/pkgs/development/python-modules/insightface/default.nix
@@ -70,6 +70,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "State-of-the-art 2D and 3D Face Analysis Project";
+    mainProgram = "insightface-cli";
     homepage = "https://github.com/deepinsight/insightface";
     license = licenses.mit;
     maintainers = with maintainers; [ oddlama ];
diff --git a/pkgs/development/python-modules/intellifire4py/default.nix b/pkgs/development/python-modules/intellifire4py/default.nix
index 15045b4695c48..45e61624d06f2 100644
--- a/pkgs/development/python-modules/intellifire4py/default.nix
+++ b/pkgs/development/python-modules/intellifire4py/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to read Intellifire fireplace status data";
+    mainProgram = "intellifire4py";
     homepage = "https://github.com/jeeftor/intellifire4py";
     changelog = "https://github.com/jeeftor/intellifire4py/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/invisible-watermark/default.nix b/pkgs/development/python-modules/invisible-watermark/default.nix
index eab0c1c360aa8..a69a0f8f85f68 100644
--- a/pkgs/development/python-modules/invisible-watermark/default.nix
+++ b/pkgs/development/python-modules/invisible-watermark/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library for creating and decoding invisible image watermarks";
+    mainProgram = "invisible-watermark";
     homepage = "https://github.com/ShieldMnt/invisible-watermark";
     license = licenses.mit;
     maintainers = with maintainers; [ Luflosi ];
diff --git a/pkgs/development/python-modules/iocextract/default.nix b/pkgs/development/python-modules/iocextract/default.nix
index 3353d912b3938..fd00ff991f00a 100644
--- a/pkgs/development/python-modules/iocextract/default.nix
+++ b/pkgs/development/python-modules/iocextract/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to extract Indicator of Compromises (IOC)";
+    mainProgram = "iocextract";
     homepage = "https://github.com/InQuest/python-iocextract";
     changelog = "https://github.com/InQuest/python-iocextract/releases/tag/v${version}";
     license = licenses.gpl2Only;
diff --git a/pkgs/development/python-modules/iocsearcher/default.nix b/pkgs/development/python-modules/iocsearcher/default.nix
index a3f7e910664c9..a485e3df6219c 100644
--- a/pkgs/development/python-modules/iocsearcher/default.nix
+++ b/pkgs/development/python-modules/iocsearcher/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library and command line tool for extracting indicators of compromise (IOCs)";
+    mainProgram = "iocsearcher";
     homepage = "https://github.com/malicialab/iocsearcher";
     changelog = "https://github.com/malicialab/iocsearcher/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/iodata/default.nix b/pkgs/development/python-modules/iodata/default.nix
index 64021cc051b10..50a6a87eac865 100644
--- a/pkgs/development/python-modules/iodata/default.nix
+++ b/pkgs/development/python-modules/iodata/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for reading, writing, and converting computational chemistry file formats and generating input files";
+    mainProgram = "iodata-convert";
     homepage = "https://github.com/theochem/iodata";
     license = licenses.lgpl3Only;
     maintainers = [ maintainers.sheepforce ];
diff --git a/pkgs/development/python-modules/ipdb/default.nix b/pkgs/development/python-modules/ipdb/default.nix
index f5911b627c8da..96a4274bac1ec 100644
--- a/pkgs/development/python-modules/ipdb/default.nix
+++ b/pkgs/development/python-modules/ipdb/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/gotcha/ipdb";
     description = "IPython-enabled pdb";
+    mainProgram = "ipdb3";
     license = licenses.bsd0;
     maintainers = [ ];
   };
diff --git a/pkgs/development/python-modules/ipyxact/default.nix b/pkgs/development/python-modules/ipyxact/default.nix
index 28652d156a87f..5cf7bfa9b2e69 100644
--- a/pkgs/development/python-modules/ipyxact/default.nix
+++ b/pkgs/development/python-modules/ipyxact/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/olofk/ipyxact";
     description = "IP-XACT parser";
+    mainProgram = "ipxact2v";
     maintainers = with maintainers; [ genericnerdyusername ];
     license = licenses.mit;
   };
diff --git a/pkgs/development/python-modules/j2cli/default.nix b/pkgs/development/python-modules/j2cli/default.nix
index cf66d9be21bd5..b779010bc5793 100644
--- a/pkgs/development/python-modules/j2cli/default.nix
+++ b/pkgs/development/python-modules/j2cli/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/kolypto/j2cli";
     description = "Jinja2 Command-Line Tool";
+    mainProgram = "j2";
     license = licenses.bsd2;
     longDescription = ''
       J2Cli is a command-line tool for templating in shell-scripts,
diff --git a/pkgs/development/python-modules/jaraco-abode/default.nix b/pkgs/development/python-modules/jaraco-abode/default.nix
index 821c11b01e272..c19c5c64286f6 100644
--- a/pkgs/development/python-modules/jaraco-abode/default.nix
+++ b/pkgs/development/python-modules/jaraco-abode/default.nix
@@ -93,6 +93,7 @@ buildPythonPackage rec {
     changelog = "https://github.com/jaraco/jaraco.abode/blob/${version}/CHANGES.rst";
     homepage = "https://github.com/jaraco/jaraco.abode";
     description = "Library interfacing to the Abode home security system";
+    mainProgram = "abode";
     license = licenses.mit;
     maintainers = with maintainers; [ jamiemagee dotlambda ];
   };
diff --git a/pkgs/development/python-modules/jedi-language-server/default.nix b/pkgs/development/python-modules/jedi-language-server/default.nix
index fca4a554d328b..1803138aabdc0 100644
--- a/pkgs/development/python-modules/jedi-language-server/default.nix
+++ b/pkgs/development/python-modules/jedi-language-server/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Language Server for the latest version(s) of Jedi";
+    mainProgram = "jedi-language-server";
     homepage = "https://github.com/pappasam/jedi-language-server";
     changelog = "https://github.com/pappasam/jedi-language-server/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/jello/default.nix b/pkgs/development/python-modules/jello/default.nix
index 01525078bcaa1..0b2d6cff78824 100644
--- a/pkgs/development/python-modules/jello/default.nix
+++ b/pkgs/development/python-modules/jello/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "CLI tool to filter JSON and JSON Lines data with Python syntax";
+    mainProgram = "jello";
     homepage = "https://github.com/kellyjonbrazil/jello";
     changelog = "https://github.com/kellyjonbrazil/jello/blob/${src.rev}/CHANGELOG";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/jenkins-job-builder/default.nix b/pkgs/development/python-modules/jenkins-job-builder/default.nix
index 19d6b9e333398..86f89015a0012 100644
--- a/pkgs/development/python-modules/jenkins-job-builder/default.nix
+++ b/pkgs/development/python-modules/jenkins-job-builder/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Jenkins Job Builder is a system for configuring Jenkins jobs using simple YAML files stored in Git";
+    mainProgram = "jenkins-jobs";
     homepage = "https://jenkins-job-builder.readthedocs.io/en/latest/";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/jiwer/default.nix b/pkgs/development/python-modules/jiwer/default.nix
index d042726daa6a4..2c15663502469 100644
--- a/pkgs/development/python-modules/jiwer/default.nix
+++ b/pkgs/development/python-modules/jiwer/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A simple and fast python package to evaluate an automatic speech recognition system";
+    mainProgram = "jiwer";
     homepage = "https://github.com/jitsi/jiwer";
     changelog = "https://github.com/jitsi/jiwer/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/jmespath/default.nix b/pkgs/development/python-modules/jmespath/default.nix
index db761a982305a..6a5ef26c4fa57 100644
--- a/pkgs/development/python-modules/jmespath/default.nix
+++ b/pkgs/development/python-modules/jmespath/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/jmespath/jmespath.py";
     description = "JMESPath allows you to declaratively specify how to extract elements from a JSON document";
+    mainProgram = "jp.py";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/josepy/default.nix b/pkgs/development/python-modules/josepy/default.nix
index 1206c816b3d83..5332bf6c43817 100644
--- a/pkgs/development/python-modules/josepy/default.nix
+++ b/pkgs/development/python-modules/josepy/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/certbot/josepy/blob/v${version}/CHANGELOG.rst";
     description = "JOSE protocol implementation in Python";
+    mainProgram = "jws";
     homepage = "https://github.com/certbot/josepy";
     license = licenses.asl20;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/jproperties/default.nix b/pkgs/development/python-modules/jproperties/default.nix
index b7c2a1e296efe..b01f39d0432a9 100644
--- a/pkgs/development/python-modules/jproperties/default.nix
+++ b/pkgs/development/python-modules/jproperties/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Java Property file parser and writer for Python";
+    mainProgram = "propconv";
     homepage = "https://github.com/Tblue/python-jproperties";
     license = with licenses; [ bsd3 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/jpylyzer/default.nix b/pkgs/development/python-modules/jpylyzer/default.nix
index 9a33ecf46d4ba..fd97479ce9a16 100644
--- a/pkgs/development/python-modules/jpylyzer/default.nix
+++ b/pkgs/development/python-modules/jpylyzer/default.nix
@@ -57,6 +57,7 @@ in buildPythonPackage rec {
 
   meta = with lib; {
     description = "JP2 (JPEG 2000 Part 1) image validator and properties extractor";
+    mainProgram = "jpylyzer";
     homepage = "https://jpylyzer.openpreservation.org/";
     license = licenses.lgpl3;
     maintainers = with maintainers; [ ris ];
diff --git a/pkgs/development/python-modules/jsbeautifier/default.nix b/pkgs/development/python-modules/jsbeautifier/default.nix
index d3fc765f4c865..85da49876eb3d 100644
--- a/pkgs/development/python-modules/jsbeautifier/default.nix
+++ b/pkgs/development/python-modules/jsbeautifier/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "JavaScript unobfuscator and beautifier";
+    mainProgram = "js-beautify";
     homepage = "http://jsbeautifier.org";
     changelog = "https://github.com/beautify-web/js-beautify/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/json-merge-patch/default.nix b/pkgs/development/python-modules/json-merge-patch/default.nix
index 5b8c0a2fa4bef..9cafcc30fd4bd 100644
--- a/pkgs/development/python-modules/json-merge-patch/default.nix
+++ b/pkgs/development/python-modules/json-merge-patch/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "JSON Merge Patch library";
+    mainProgram = "json-merge-patch";
     homepage = "https://github.com/open-contracting/json-merge-patch";
     license = licenses.bsd3;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/json-schema-for-humans/default.nix b/pkgs/development/python-modules/json-schema-for-humans/default.nix
index 9bd62060457c7..f758ae924496f 100644
--- a/pkgs/development/python-modules/json-schema-for-humans/default.nix
+++ b/pkgs/development/python-modules/json-schema-for-humans/default.nix
@@ -70,6 +70,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Quickly generate HTML documentation from a JSON schema";
+    mainProgram = "generate-schema-doc";
     homepage = "https://github.com/coveooss/json-schema-for-humans";
     changelog = "https://github.com/coveooss/json-schema-for-humans/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/json5/default.nix b/pkgs/development/python-modules/json5/default.nix
index 786f33b385dcc..b244a79114c08 100644
--- a/pkgs/development/python-modules/json5/default.nix
+++ b/pkgs/development/python-modules/json5/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/dpranke/pyjson5";
     description = "A Python implementation of the JSON5 data format";
+    mainProgram = "pyjson5";
     license = licenses.asl20;
     maintainers = with maintainers; [ veehaitch ];
   };
diff --git a/pkgs/development/python-modules/jsondiff/default.nix b/pkgs/development/python-modules/jsondiff/default.nix
index 6985a6edba3ac..dcfa56d686ae9 100644
--- a/pkgs/development/python-modules/jsondiff/default.nix
+++ b/pkgs/development/python-modules/jsondiff/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Diff JSON and JSON-like structures in Python";
+    mainProgram = "jdiff";
     homepage = "https://github.com/ZoomerAnalytics/jsondiff";
     license = lib.licenses.mit;
   };
diff --git a/pkgs/development/python-modules/jsonpath-ng/default.nix b/pkgs/development/python-modules/jsonpath-ng/default.nix
index 104c7cc3e4228..0496df1622ff0 100644
--- a/pkgs/development/python-modules/jsonpath-ng/default.nix
+++ b/pkgs/development/python-modules/jsonpath-ng/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "JSONPath implementation";
+    mainProgram = "jsonpath_ng";
     homepage = "https://github.com/h2non/jsonpath-ng";
     changelog = "https://github.com/h2non/jsonpath-ng/blob/v${version}/History.md";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/jsonpath-rw/default.nix b/pkgs/development/python-modules/jsonpath-rw/default.nix
index d2b177c742ab9..5801ba47e21f8 100644
--- a/pkgs/development/python-modules/jsonpath-rw/default.nix
+++ b/pkgs/development/python-modules/jsonpath-rw/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/kennknowles/python-jsonpath-rw";
     description = "A robust and significantly extended implementation of JSONPath for Python, with a clear AST for metaprogramming";
+    mainProgram = "jsonpath.py";
     license = licenses.asl20;
   };
 
diff --git a/pkgs/development/python-modules/jsonpointer/default.nix b/pkgs/development/python-modules/jsonpointer/default.nix
index 455acd5311469..ff44d8ff978cf 100644
--- a/pkgs/development/python-modules/jsonpointer/default.nix
+++ b/pkgs/development/python-modules/jsonpointer/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Resolve JSON Pointers in Python";
+    mainProgram = "jsonpointer";
     homepage = "https://github.com/stefankoegl/python-json-pointer";
     license = licenses.bsd2; # "Modified BSD license, says pypi"
   };
diff --git a/pkgs/development/python-modules/jsonschema/default.nix b/pkgs/development/python-modules/jsonschema/default.nix
index 10074463f80a1..5fa1a0355f126 100644
--- a/pkgs/development/python-modules/jsonschema/default.nix
+++ b/pkgs/development/python-modules/jsonschema/default.nix
@@ -92,6 +92,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An implementation of JSON Schema validation";
+    mainProgram = "jsonschema";
     homepage = "https://github.com/python-jsonschema/jsonschema";
     license = licenses.mit;
     maintainers = with maintainers; [ domenkozar ];
diff --git a/pkgs/development/python-modules/junitparser/default.nix b/pkgs/development/python-modules/junitparser/default.nix
index 988fde1f44082..490f919a712a1 100644
--- a/pkgs/development/python-modules/junitparser/default.nix
+++ b/pkgs/development/python-modules/junitparser/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Manipulates JUnit/xUnit Result XML files";
+    mainProgram = "junitparser";
     license = licenses.asl20;
     homepage = "https://github.com/weiwei/junitparser";
     maintainers = with maintainers; [ multun ];
diff --git a/pkgs/development/python-modules/jupyter-c-kernel/default.nix b/pkgs/development/python-modules/jupyter-c-kernel/default.nix
index 7b03afc86af76..c15d8dff3f6f7 100644
--- a/pkgs/development/python-modules/jupyter-c-kernel/default.nix
+++ b/pkgs/development/python-modules/jupyter-c-kernel/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Minimalistic C kernel for Jupyter";
+    mainProgram = "install_c_kernel";
     homepage = "https://github.com/brendanrius/jupyter-c-kernel/";
     license = licenses.mit;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/jupyter-cache/default.nix b/pkgs/development/python-modules/jupyter-cache/default.nix
index 7a2501f317b7d..4a7ebfbd83199 100644
--- a/pkgs/development/python-modules/jupyter-cache/default.nix
+++ b/pkgs/development/python-modules/jupyter-cache/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A defined interface for working with a cache of jupyter notebooks";
+    mainProgram = "jcache";
     homepage = "https://github.com/executablebooks/jupyter-cache";
     changelog = "https://github.com/executablebooks/jupyter-cache/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/jupyter-console/default.nix b/pkgs/development/python-modules/jupyter-console/default.nix
index 715557bad7337..81276bcc411eb 100644
--- a/pkgs/development/python-modules/jupyter-console/default.nix
+++ b/pkgs/development/python-modules/jupyter-console/default.nix
@@ -71,6 +71,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Jupyter terminal console";
+    mainProgram = "jupyter-console";
     homepage = "https://github.com/jupyter/jupyter_console";
     changelog = "https://github.com/jupyter/jupyter_console/releases/tag/v${version}";
     license = lib.licenses.bsd3;
diff --git a/pkgs/development/python-modules/jupyter-contrib-core/default.nix b/pkgs/development/python-modules/jupyter-contrib-core/default.nix
index 7bd1c29eb6ea9..0da8c5f4f1515 100644
--- a/pkgs/development/python-modules/jupyter-contrib-core/default.nix
+++ b/pkgs/development/python-modules/jupyter-contrib-core/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Common utilities for jupyter-contrib projects";
+    mainProgram = "jupyter-contrib";
     homepage = "https://github.com/jupyter-contrib/jupyter_contrib_core";
     license = licenses.bsd3;
     maintainers = with maintainers; [ GaetanLepage ];
diff --git a/pkgs/development/python-modules/jupyter-events/default.nix b/pkgs/development/python-modules/jupyter-events/default.nix
index 28aa809277633..c4ea9f7b704e8 100644
--- a/pkgs/development/python-modules/jupyter-events/default.nix
+++ b/pkgs/development/python-modules/jupyter-events/default.nix
@@ -74,6 +74,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/jupyter/jupyter_events/releases/tag/v${version}";
     description = "Configurable event system for Jupyter applications and extensions";
+    mainProgram = "jupyter-events";
     homepage = "https://github.com/jupyter/jupyter_events";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/jupyter-nbextensions-configurator/default.nix b/pkgs/development/python-modules/jupyter-nbextensions-configurator/default.nix
index 5fc0a95fc7bf2..bf3506e9572ab 100644
--- a/pkgs/development/python-modules/jupyter-nbextensions-configurator/default.nix
+++ b/pkgs/development/python-modules/jupyter-nbextensions-configurator/default.nix
@@ -60,6 +60,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A jupyter notebook serverextension providing config interfaces for nbextensions";
+    mainProgram = "jupyter-nbextensions_configurator";
     homepage = "https://github.com/jupyter-contrib/jupyter_nbextensions_configurator";
     license = licenses.bsd3;
     maintainers = with maintainers; [ GaetanLepage ];
diff --git a/pkgs/development/python-modules/jupyter-server-fileid/default.nix b/pkgs/development/python-modules/jupyter-server-fileid/default.nix
index 302a521cdc4ee..300f4bb835dd6 100644
--- a/pkgs/development/python-modules/jupyter-server-fileid/default.nix
+++ b/pkgs/development/python-modules/jupyter-server-fileid/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
   meta = {
     changelog = "https://github.com/jupyter-server/jupyter_server_fileid/blob/${src.rev}/CHANGELOG.md";
     description = "An extension that maintains file IDs for documents in a running Jupyter Server";
+    mainProgram = "jupyter-fileid";
     homepage = "https://github.com/jupyter-server/jupyter_server_fileid";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/jupyter-server/default.nix b/pkgs/development/python-modules/jupyter-server/default.nix
index 77993d24fd2c8..c934ee43b4ecc 100644
--- a/pkgs/development/python-modules/jupyter-server/default.nix
+++ b/pkgs/development/python-modules/jupyter-server/default.nix
@@ -118,6 +118,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/jupyter-server/jupyter_server/blob/v${version}/CHANGELOG.md";
     description = "The backend—i.e. core services, APIs, and REST endpoints—to Jupyter web applications";
+    mainProgram = "jupyter-server";
     homepage = "https://github.com/jupyter-server/jupyter_server";
     license = licenses.bsdOriginal;
     maintainers = lib.teams.jupyter.members;
diff --git a/pkgs/development/python-modules/jupyterhub-systemdspawner/default.nix b/pkgs/development/python-modules/jupyterhub-systemdspawner/default.nix
index 409539ccb4a73..1f45886c84e53 100644
--- a/pkgs/development/python-modules/jupyterhub-systemdspawner/default.nix
+++ b/pkgs/development/python-modules/jupyterhub-systemdspawner/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "JupyterHub Spawner using systemd for resource isolation";
+    mainProgram = "check-kernel.bash";
     homepage = "https://github.com/jupyterhub/systemdspawner";
     changelog = "https://github.com/jupyterhub/systemdspawner/blob/v${version}/CHANGELOG.md";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/kaggle/default.nix b/pkgs/development/python-modules/kaggle/default.nix
index 1de5eff46285b..e2d0f67bc2cb9 100644
--- a/pkgs/development/python-modules/kaggle/default.nix
+++ b/pkgs/development/python-modules/kaggle/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Official API for https://www.kaggle.com, accessible using a command line tool implemented in Python 3";
+    mainProgram = "kaggle";
     homepage = "https://github.com/Kaggle/kaggle-api";
     license = licenses.asl20;
     maintainers = with maintainers; [ mbalatsko ];
diff --git a/pkgs/development/python-modules/kajiki/default.nix b/pkgs/development/python-modules/kajiki/default.nix
index e11e16fbedbc8..a4c92ea35ed72 100644
--- a/pkgs/development/python-modules/kajiki/default.nix
+++ b/pkgs/development/python-modules/kajiki/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module provides fast well-formed XML templates";
+    mainProgram = "kajiki";
     homepage = "https://github.com/nandoflorestan/kajiki";
     changelog = "https://github.com/jackrosenthal/kajiki/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/kaptan/default.nix b/pkgs/development/python-modules/kaptan/default.nix
index c86e2a2d6f3a4..d570ae3b00669 100644
--- a/pkgs/development/python-modules/kaptan/default.nix
+++ b/pkgs/development/python-modules/kaptan/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Configuration manager for python applications";
+    mainProgram = "kaptan";
     homepage = "https://kaptan.readthedocs.io/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/karton-asciimagic/default.nix b/pkgs/development/python-modules/karton-asciimagic/default.nix
index fee502989ba06..ffed577e72223 100644
--- a/pkgs/development/python-modules/karton-asciimagic/default.nix
+++ b/pkgs/development/python-modules/karton-asciimagic/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Decoders for ascii-encoded executables for the Karton framework";
+    mainProgram = "karton-asciimagic";
     homepage = "https://github.com/CERT-Polska/karton-asciimagic";
     changelog = "https://github.com/CERT-Polska/karton-asciimagic/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/karton-autoit-ripper/default.nix b/pkgs/development/python-modules/karton-autoit-ripper/default.nix
index 7bdac115385ff..f4a8e2f5868bb 100644
--- a/pkgs/development/python-modules/karton-autoit-ripper/default.nix
+++ b/pkgs/development/python-modules/karton-autoit-ripper/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "AutoIt script ripper for Karton framework";
+    mainProgram = "karton-autoit-ripper";
     homepage = "https://github.com/CERT-Polska/karton-autoit-ripper";
     changelog = "https://github.com/CERT-Polska/karton-autoit-ripper/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/karton-classifier/default.nix b/pkgs/development/python-modules/karton-classifier/default.nix
index 9f19e1ab6b9ed..bb104b291491d 100644
--- a/pkgs/development/python-modules/karton-classifier/default.nix
+++ b/pkgs/development/python-modules/karton-classifier/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "File type classifier for the Karton framework";
+    mainProgram = "karton-classifier";
     homepage = "https://github.com/CERT-Polska/karton-classifier";
     changelog = "https://github.com/CERT-Polska/karton-classifier/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/karton-config-extractor/default.nix b/pkgs/development/python-modules/karton-config-extractor/default.nix
index 8d8b51bc842fc..90ede387f9224 100644
--- a/pkgs/development/python-modules/karton-config-extractor/default.nix
+++ b/pkgs/development/python-modules/karton-config-extractor/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Static configuration extractor for the Karton framework";
+    mainProgram = "karton-config-extractor";
     homepage = "https://github.com/CERT-Polska/karton-config-extractor";
     changelog = "https://github.com/CERT-Polska/karton-config-extractor/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/karton-dashboard/default.nix b/pkgs/development/python-modules/karton-dashboard/default.nix
index 60e21e63b116f..b90653dddd468 100644
--- a/pkgs/development/python-modules/karton-dashboard/default.nix
+++ b/pkgs/development/python-modules/karton-dashboard/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Web application that allows for Karton task and queue introspection";
+    mainProgram = "karton-dashboard";
     homepage = "https://github.com/CERT-Polska/karton-dashboard";
     changelog = "https://github.com/CERT-Polska/karton-dashboard/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/karton-mwdb-reporter/default.nix b/pkgs/development/python-modules/karton-mwdb-reporter/default.nix
index 090b19f02ce79..0fd9713beaf64 100644
--- a/pkgs/development/python-modules/karton-mwdb-reporter/default.nix
+++ b/pkgs/development/python-modules/karton-mwdb-reporter/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Karton service that uploads analyzed artifacts and metadata to MWDB Core";
+    mainProgram = "karton-mwdb-reporter";
     homepage = "https://github.com/CERT-Polska/karton-mwdb-reporter";
     changelog = "https://github.com/CERT-Polska/karton-mwdb-reporter/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/karton-yaramatcher/default.nix b/pkgs/development/python-modules/karton-yaramatcher/default.nix
index 2c6dc57d99661..1d5c4d56173ec 100644
--- a/pkgs/development/python-modules/karton-yaramatcher/default.nix
+++ b/pkgs/development/python-modules/karton-yaramatcher/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "File and analysis artifacts yara matcher for the Karton framework";
+    mainProgram = "karton-yaramatcher";
     homepage = "https://github.com/CERT-Polska/karton-yaramatcher";
     changelog = "https://github.com/CERT-Polska/karton-yaramatcher/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/keep/default.nix b/pkgs/development/python-modules/keep/default.nix
index e381feb6dd4ef..354ce597e6ec0 100644
--- a/pkgs/development/python-modules/keep/default.nix
+++ b/pkgs/development/python-modules/keep/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/orkohunter/keep";
     description = "A Meta CLI toolkit: Personal shell command keeper and snippets manager";
+    mainProgram = "keep";
     platforms = platforms.all;
     license = licenses.mit;
     maintainers = with maintainers; [ ris ];
diff --git a/pkgs/development/python-modules/keepkey/default.nix b/pkgs/development/python-modules/keepkey/default.nix
index a651165246335..d4a62c74a6397 100644
--- a/pkgs/development/python-modules/keepkey/default.nix
+++ b/pkgs/development/python-modules/keepkey/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "KeepKey Python client";
+    mainProgram = "keepkeyctl";
     homepage = "https://github.com/keepkey/python-keepkey";
     license = licenses.gpl3;
     maintainers = with maintainers; [ np ];
diff --git a/pkgs/development/python-modules/keyrings-cryptfile/default.nix b/pkgs/development/python-modules/keyrings-cryptfile/default.nix
index 6265ef7bb7562..1621bcb30d951 100644
--- a/pkgs/development/python-modules/keyrings-cryptfile/default.nix
+++ b/pkgs/development/python-modules/keyrings-cryptfile/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Encrypted file keyring backend";
+    mainProgram = "cryptfile-convert";
     homepage = "https://github.com/frispete/keyrings.cryptfile";
     changelog = "https://github.com/frispete/keyrings.cryptfile/blob/v${version}/CHANGES.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/kinparse/default.nix b/pkgs/development/python-modules/kinparse/default.nix
index 3352d25a3c078..9c3286d1c62cf 100644
--- a/pkgs/development/python-modules/kinparse/default.nix
+++ b/pkgs/development/python-modules/kinparse/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "A Parser for KiCad EESCHEMA netlists";
+    mainProgram = "kinparse";
     homepage = "https://github.com/xesscorp/kinparse";
     license = licenses.mit;
     maintainers = with maintainers; [ matthuszagh ];
diff --git a/pkgs/development/python-modules/klaus/default.nix b/pkgs/development/python-modules/klaus/default.nix
index b46c2c65eee37..6b60c78465bbe 100644
--- a/pkgs/development/python-modules/klaus/default.nix
+++ b/pkgs/development/python-modules/klaus/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "The first Git web viewer that Just Works";
+    mainProgram = "klaus";
     homepage    = "https://github.com/jonashaag/klaus";
     license     = licenses.isc;
     maintainers = with maintainers; [ pSub ];
diff --git a/pkgs/development/python-modules/kml2geojson/default.nix b/pkgs/development/python-modules/kml2geojson/default.nix
index 489e80f94f044..50f0097df7e89 100644
--- a/pkgs/development/python-modules/kml2geojson/default.nix
+++ b/pkgs/development/python-modules/kml2geojson/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to convert KML to GeoJSON";
+    mainProgram = "k2g";
     homepage = "https://github.com/mrcagney/kml2geojson";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/langchain/default.nix b/pkgs/development/python-modules/langchain/default.nix
index a0153b28ef7ba..f9352c5f9876f 100644
--- a/pkgs/development/python-modules/langchain/default.nix
+++ b/pkgs/development/python-modules/langchain/default.nix
@@ -185,6 +185,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Building applications with LLMs through composability";
+    mainProgram = "langchain-server";
     homepage = "https://github.com/langchain-ai/langchain";
     changelog = "https://github.com/langchain-ai/langchain/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/langid/default.nix b/pkgs/development/python-modules/langid/default.nix
index fe8f07e85b235..1f1c167773008 100644
--- a/pkgs/development/python-modules/langid/default.nix
+++ b/pkgs/development/python-modules/langid/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Langid.py is a standalone Language Identification (LangID) tool";
+    mainProgram = "langid";
     homepage = "https://pypi.org/project/langid/";
     license = licenses.bsd2;
     maintainers = with maintainers; [ mbalatsko ];
diff --git a/pkgs/development/python-modules/langsmith/default.nix b/pkgs/development/python-modules/langsmith/default.nix
index 081f3cf36b44d..2a950f548e4bb 100644
--- a/pkgs/development/python-modules/langsmith/default.nix
+++ b/pkgs/development/python-modules/langsmith/default.nix
@@ -82,6 +82,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Client library to connect to the LangSmith LLM Tracing and Evaluation Platform";
+    mainProgram = "langsmith";
     homepage = "https://github.com/langchain-ai/langsmith-sdk";
     changelog = "https://github.com/langchain-ai/langsmith-sdk/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/laspy/default.nix b/pkgs/development/python-modules/laspy/default.nix
index 1cc46f2a36de7..5375ed6f9ebef 100644
--- a/pkgs/development/python-modules/laspy/default.nix
+++ b/pkgs/development/python-modules/laspy/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Interface for reading/modifying/creating .LAS LIDAR files";
+    mainProgram = "laspy";
     homepage = "https://github.com/laspy/laspy";
     changelog = "https://github.com/laspy/laspy/blob/${version}/CHANGELOG.md";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/lcov-cobertura/default.nix b/pkgs/development/python-modules/lcov-cobertura/default.nix
index 2c9a3595fca53..a2f91b8436def 100644
--- a/pkgs/development/python-modules/lcov-cobertura/default.nix
+++ b/pkgs/development/python-modules/lcov-cobertura/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Converts code coverage from lcov format to Cobertura's XML format";
+    mainProgram = "lcov_cobertura";
     homepage = "https://eriwen.github.io/lcov-to-cobertura-xml/";
     license = lib.licenses.asl20;
   };
diff --git a/pkgs/development/python-modules/ldfparser/default.nix b/pkgs/development/python-modules/ldfparser/default.nix
index 4b83fb53252ea..d012e32da0f09 100644
--- a/pkgs/development/python-modules/ldfparser/default.nix
+++ b/pkgs/development/python-modules/ldfparser/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "LIN Description File parser written in Python";
+    mainProgram = "ldfparser";
     homepage = "https://github.com/c4deszes/ldfparser";
     changelog = "https://github.com/c4deszes/ldfparser/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ledgercomm/default.nix b/pkgs/development/python-modules/ledgercomm/default.nix
index 94466d2dfaede..b4493eaa1a881 100644
--- a/pkgs/development/python-modules/ledgercomm/default.nix
+++ b/pkgs/development/python-modules/ledgercomm/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to send and receive APDU through HID or TCP socket. It can be used with a Ledger Nano S/X or with the Speculos emulator.";
+    mainProgram = "ledgercomm-send";
     homepage = "https://github.com/LedgerHQ/ledgercomm";
     license = licenses.mit;
   };
diff --git a/pkgs/development/python-modules/ledgerwallet/default.nix b/pkgs/development/python-modules/ledgerwallet/default.nix
index c13f57ffd3f00..a8d9c612e157e 100644
--- a/pkgs/development/python-modules/ledgerwallet/default.nix
+++ b/pkgs/development/python-modules/ledgerwallet/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/LedgerHQ/ledgerctl";
     description = "A library to control Ledger devices";
+    mainProgram = "ledgerctl";
     license = licenses.mit;
     maintainers = with maintainers; [ d-xo erdnaxe ];
   };
diff --git a/pkgs/development/python-modules/lexid/default.nix b/pkgs/development/python-modules/lexid/default.nix
index 788cb1e2056be..42ebe98dccc9f 100644
--- a/pkgs/development/python-modules/lexid/default.nix
+++ b/pkgs/development/python-modules/lexid/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "micro library to increment lexically ordered numerical ids";
+    mainProgram = "lexid_incr";
     homepage = "https://pypi.org/project/lexid/";
     license = licenses.mit;
     maintainers = with maintainers; [ kfollesdal ];
diff --git a/pkgs/development/python-modules/libsass/default.nix b/pkgs/development/python-modules/libsass/default.nix
index 8c84a76dc9944..85f4b24533e61 100644
--- a/pkgs/development/python-modules/libsass/default.nix
+++ b/pkgs/development/python-modules/libsass/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python binding for libsass to compile Sass/SCSS";
+    mainProgram = "pysassc";
     homepage = "https://sass.github.io/libsass-python/";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/liccheck/default.nix b/pkgs/development/python-modules/liccheck/default.nix
index 713fc3cca23cc..fc2f1945888cb 100644
--- a/pkgs/development/python-modules/liccheck/default.nix
+++ b/pkgs/development/python-modules/liccheck/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Check python packages from requirement.txt and report issues";
+    mainProgram = "liccheck";
     homepage = "https://github.com/dhatim/python-license-check";
     changelog = "https://github.com/dhatim/python-license-check/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/line-profiler/default.nix b/pkgs/development/python-modules/line-profiler/default.nix
index 10decb4f3f523..d50b3fa36f49a 100644
--- a/pkgs/development/python-modules/line-profiler/default.nix
+++ b/pkgs/development/python-modules/line-profiler/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Line-by-line profiler";
+    mainProgram = "kernprof";
     homepage = "https://github.com/pyutils/line_profiler";
     changelog = "https://github.com/pyutils/line_profiler/blob/v${version}/CHANGELOG.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/lit/default.nix b/pkgs/development/python-modules/lit/default.nix
index d7dd857c360b3..9b63a4e883770 100644
--- a/pkgs/development/python-modules/lit/default.nix
+++ b/pkgs/development/python-modules/lit/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Portable tool for executing LLVM and Clang style test suites";
+    mainProgram = "lit";
     homepage = "http://llvm.org/docs/CommandGuide/lit.html";
     license = lib.licenses.ncsa;
     maintainers = with lib.maintainers; [ dtzWill ];
diff --git a/pkgs/development/python-modules/litellm/default.nix b/pkgs/development/python-modules/litellm/default.nix
index 4c24fd9b1e051..c3ffb1c8bf147 100644
--- a/pkgs/development/python-modules/litellm/default.nix
+++ b/pkgs/development/python-modules/litellm/default.nix
@@ -97,6 +97,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Use any LLM as a drop in replacement for gpt-3.5-turbo. Use Azure, OpenAI, Cohere, Anthropic, Ollama, VLLM, Sagemaker, HuggingFace, Replicate (100+ LLMs)";
+    mainProgram = "litellm";
     homepage = "https://github.com/BerriAI/litellm";
     changelog = "https://github.com/BerriAI/litellm/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/livereload/default.nix b/pkgs/development/python-modules/livereload/default.nix
index 5943671d6fc2b..15b9d121862fc 100644
--- a/pkgs/development/python-modules/livereload/default.nix
+++ b/pkgs/development/python-modules/livereload/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Runs a local server that reloads as you develop";
+    mainProgram = "livereload";
     homepage = "https://github.com/lepture/python-livereload";
     license = lib.licenses.bsd3;
     maintainers = with lib; [ ];
diff --git a/pkgs/development/python-modules/lizard/default.nix b/pkgs/development/python-modules/lizard/default.nix
index fa3140a9f6617..027fcc2a15af1 100644
--- a/pkgs/development/python-modules/lizard/default.nix
+++ b/pkgs/development/python-modules/lizard/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/terryyin/lizard/blob/${version}/CHANGELOG.md";
     description = "Code analyzer without caring the C/C++ header files";
+    mainProgram = "lizard";
     downloadPage = "https://github.com/terryyin/lizard";
     homepage = "http://www.lizard.ws";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/logilab/common.nix b/pkgs/development/python-modules/logilab/common.nix
index cc08451950fe6..b8fadc0832adf 100644
--- a/pkgs/development/python-modules/logilab/common.nix
+++ b/pkgs/development/python-modules/logilab/common.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python packages and modules used by Logilab ";
+    mainProgram = "logilab-pytest";
     homepage = "https://logilab-common.readthedocs.io/";
     changelog = "https://forge.extranet.logilab.fr/open-source/logilab-common/-/blob/branch/default/CHANGELOG.md";
     license = licenses.lgpl21Plus;
diff --git a/pkgs/development/python-modules/logster/default.nix b/pkgs/development/python-modules/logster/default.nix
index d0603fcdf0b36..2bc6981955b1b 100644
--- a/pkgs/development/python-modules/logster/default.nix
+++ b/pkgs/development/python-modules/logster/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Parses log files, generates metrics for Graphite and Ganglia";
+    mainProgram = "logster";
     license = licenses.gpl3Plus;
     homepage = "https://github.com/etsy/logster";
   };
diff --git a/pkgs/development/python-modules/lpc-checksum/default.nix b/pkgs/development/python-modules/lpc-checksum/default.nix
index 2ebdba9fe095a..9a02499803602 100644
--- a/pkgs/development/python-modules/lpc-checksum/default.nix
+++ b/pkgs/development/python-modules/lpc-checksum/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python script to calculate LPC firmware checksums";
+    mainProgram = "lpc_checksum";
     homepage = "https://pypi.org/project/lpc-checksum/";
     license = licenses.mit;
     maintainers = with maintainers; [ otavio ];
diff --git a/pkgs/development/python-modules/lsassy/default.nix b/pkgs/development/python-modules/lsassy/default.nix
index a7860e91542eb..dea8c8d194aa7 100644
--- a/pkgs/development/python-modules/lsassy/default.nix
+++ b/pkgs/development/python-modules/lsassy/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to extract data from Local Security Authority Subsystem Service (LSASS)";
+    mainProgram = "lsassy";
     homepage = "https://github.com/Hackndo/lsassy";
     changelog = "https://github.com/Hackndo/lsassy/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/luddite/default.nix b/pkgs/development/python-modules/luddite/default.nix
index d6ff66594f47c..c7e48892f9d8b 100644
--- a/pkgs/development/python-modules/luddite/default.nix
+++ b/pkgs/development/python-modules/luddite/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Checks for out-of-date package versions";
+    mainProgram = "luddite";
     homepage = "https://github.com/jumptrading/luddite";
     license = licenses.asl20;
     maintainers = with maintainers; [ emilytrau ];
diff --git a/pkgs/development/python-modules/lunarcalendar/default.nix b/pkgs/development/python-modules/lunarcalendar/default.nix
index e5233fec6cb7e..03a94e5e4cdce 100644
--- a/pkgs/development/python-modules/lunarcalendar/default.nix
+++ b/pkgs/development/python-modules/lunarcalendar/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://github.com/wolfhong/LunarCalendar";
     description = "A Lunar-Solar Converter, containing a number of lunar and solar festivals in China";
+    mainProgram = "lunar-find";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ tomasajt ];
   };
diff --git a/pkgs/development/python-modules/lupupy/default.nix b/pkgs/development/python-modules/lupupy/default.nix
index 7be84dae9bc32..946d79da85dc5 100644
--- a/pkgs/development/python-modules/lupupy/default.nix
+++ b/pkgs/development/python-modules/lupupy/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to control Lupusec alarm control panels";
+    mainProgram = "lupupy";
     homepage = "https://github.com/majuss/lupupy";
     changelog = "https://github.com/majuss/lupupy/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/lxmf/default.nix b/pkgs/development/python-modules/lxmf/default.nix
index 2ce4565ecf829..a26e80a4eb021 100644
--- a/pkgs/development/python-modules/lxmf/default.nix
+++ b/pkgs/development/python-modules/lxmf/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Lightweight Extensible Message Format for Reticulum";
+    mainProgram = "lxmd";
     homepage = "https://github.com/markqvist/lxmf";
     changelog = "https://github.com/markqvist/LXMF/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/lyricwikia/default.nix b/pkgs/development/python-modules/lyricwikia/default.nix
index 6f2bed6acb209..05360af054fcd 100644
--- a/pkgs/development/python-modules/lyricwikia/default.nix
+++ b/pkgs/development/python-modules/lyricwikia/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "LyricWikia API for song lyrics";
+    mainProgram = "lyrics";
     homepage = "https://github.com/enricobacis/lyricwikia";
     changelog = "https://github.com/enricobacis/lyricwikia/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mac-alias/default.nix b/pkgs/development/python-modules/mac-alias/default.nix
index 159dfa1d89ad5..913ea42403ed8 100644
--- a/pkgs/development/python-modules/mac-alias/default.nix
+++ b/pkgs/development/python-modules/mac-alias/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/al45tair/mac_alias";
     description = "Generate or read binary Alias and Bookmark records from Python code";
+    mainProgram = "mac_alias";
     longDescription = ''
       mac_alias lets you generate or read binary Alias and Bookmark records from Python code.
 
diff --git a/pkgs/development/python-modules/mac-vendor-lookup/default.nix b/pkgs/development/python-modules/mac-vendor-lookup/default.nix
index d4a1be562f9e8..dbbd16dd6ea28 100644
--- a/pkgs/development/python-modules/mac-vendor-lookup/default.nix
+++ b/pkgs/development/python-modules/mac-vendor-lookup/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Find the vendor for a given MAC address";
+    mainProgram = "mac_vendor_lookup";
     homepage = "https://github.com/bauerj/mac_vendor_lookup";
     license = licenses.asl20;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/maestral/default.nix b/pkgs/development/python-modules/maestral/default.nix
index 4645174e122f7..3b5216a8382e1 100644
--- a/pkgs/development/python-modules/maestral/default.nix
+++ b/pkgs/development/python-modules/maestral/default.nix
@@ -96,6 +96,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Open-source Dropbox client for macOS and Linux";
+    mainProgram = "maestral";
     homepage = "https://maestral.app";
     changelog = "https://github.com/samschott/maestral/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mail-parser/default.nix b/pkgs/development/python-modules/mail-parser/default.nix
index 4ecb12642ccd3..5364fd25c21fe 100644
--- a/pkgs/development/python-modules/mail-parser/default.nix
+++ b/pkgs/development/python-modules/mail-parser/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A mail parser for python 2 and 3";
+    mainProgram = "mailparser";
     homepage = "https://github.com/SpamScope/mail-parser";
     license = licenses.asl20;
     maintainers = with maintainers; [ psyanticy ];
diff --git a/pkgs/development/python-modules/maison/default.nix b/pkgs/development/python-modules/maison/default.nix
index d28c5cc6c69d9..d05376bcb2794 100644
--- a/pkgs/development/python-modules/maison/default.nix
+++ b/pkgs/development/python-modules/maison/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to read settings from config files";
+    mainProgram = "maison";
     homepage = "https://github.com/dbatten5/maison";
     changelog = "https://github.com/dbatten5/maison/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mako/default.nix b/pkgs/development/python-modules/mako/default.nix
index 0a84359b27b6a..c6c5954129208 100644
--- a/pkgs/development/python-modules/mako/default.nix
+++ b/pkgs/development/python-modules/mako/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Super-fast templating language";
+    mainProgram = "mako-render";
     homepage = "https://www.makotemplates.org/";
     changelog = "https://docs.makotemplates.org/en/latest/changelog.html";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/malduck/default.nix b/pkgs/development/python-modules/malduck/default.nix
index ed521cf6d2475..0f15b6a1066cb 100644
--- a/pkgs/development/python-modules/malduck/default.nix
+++ b/pkgs/development/python-modules/malduck/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Helper for malware analysis";
+    mainProgram = "malduck";
     homepage = "https://github.com/CERT-Polska/malduck";
     changelog = "https://github.com/CERT-Polska/malduck/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/managesieve/default.nix b/pkgs/development/python-modules/managesieve/default.nix
index 74a12d9a58664..e1bd11c70688d 100644
--- a/pkgs/development/python-modules/managesieve/default.nix
+++ b/pkgs/development/python-modules/managesieve/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ManageSieve client library for remotely managing Sieve scripts";
+    mainProgram = "sieveshell";
     homepage = "https://managesieve.readthedocs.io/";
     # PSFL for the python module, GPLv3 only for sieveshell
     license = with licenses; [ gpl3Only psfl ];
diff --git a/pkgs/development/python-modules/manhole/default.nix b/pkgs/development/python-modules/manhole/default.nix
index 26c76cbb16592..94aa5f4435966 100644
--- a/pkgs/development/python-modules/manhole/default.nix
+++ b/pkgs/development/python-modules/manhole/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/ionelmc/python-manhole";
     description = "Debugging manhole for Python applications";
+    mainProgram = "manhole-cli";
     license = licenses.bsd2;
     maintainers = with maintainers; [ ivan ];
   };
diff --git a/pkgs/development/python-modules/markdown/default.nix b/pkgs/development/python-modules/markdown/default.nix
index d7be3fabfab72..f31af525f1e6e 100644
--- a/pkgs/development/python-modules/markdown/default.nix
+++ b/pkgs/development/python-modules/markdown/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/Python-Markdown/markdown/blob/${src.rev}/docs/changelog.md";
     description = "Python implementation of John Gruber's Markdown";
+    mainProgram = "markdown_py";
     homepage = "https://github.com/Python-Markdown/markdown";
     license = licenses.bsd3;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/markdown2/default.nix b/pkgs/development/python-modules/markdown2/default.nix
index 91c10116e1bde..1c375523ae601 100644
--- a/pkgs/development/python-modules/markdown2/default.nix
+++ b/pkgs/development/python-modules/markdown2/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/trentm/python-markdown2/blob/${src.rev}/CHANGES.md";
     description = "A fast and complete Python implementation of Markdown";
+    mainProgram = "markdown2";
     homepage =  "https://github.com/trentm/python-markdown2";
     license = licenses.mit;
     maintainers = with maintainers; [ hbunke ];
diff --git a/pkgs/development/python-modules/markdownify/default.nix b/pkgs/development/python-modules/markdownify/default.nix
index 00af58297b92e..19f8429380077 100644
--- a/pkgs/development/python-modules/markdownify/default.nix
+++ b/pkgs/development/python-modules/markdownify/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "HTML to Markdown converter";
+    mainProgram = "markdownify";
     homepage = "https://github.com/matthewwithanm/python-markdownify";
     license = licenses.mit;
     maintainers = [ maintainers.McSinyx ];
diff --git a/pkgs/development/python-modules/masky/default.nix b/pkgs/development/python-modules/masky/default.nix
index 4d03c4d57d93a..aadd429fa8815 100644
--- a/pkgs/development/python-modules/masky/default.nix
+++ b/pkgs/development/python-modules/masky/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to remotely dump domain credentials";
+    mainProgram = "masky";
     homepage = "https://github.com/Z4kSec/Masky";
     changelog = "https://github.com/Z4kSec/Masky/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mathlibtools/default.nix b/pkgs/development/python-modules/mathlibtools/default.nix
index 4f90bb7f36984..0d7ad7b2528a4 100644
--- a/pkgs/development/python-modules/mathlibtools/default.nix
+++ b/pkgs/development/python-modules/mathlibtools/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Supporting tool for Lean's mathlib";
+    mainProgram = "leanproject";
     homepage = "https://github.com/leanprover-community/mathlib-tools";
     changelog = "https://github.com/leanprover-community/mathlib-tools/raw/v${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/matplotx/default.nix b/pkgs/development/python-modules/matplotx/default.nix
index f20812606869b..77643ece548df 100644
--- a/pkgs/development/python-modules/matplotx/default.nix
+++ b/pkgs/development/python-modules/matplotx/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://github.com/nschloe/matplotx";
     description = "More styles and useful extensions for Matplotlib";
+    mainProgram = "matplotx";
     changelog = "https://github.com/nschloe/matplotx/releases/tag/v${version}";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ swflint ];
diff --git a/pkgs/development/python-modules/mcstatus/default.nix b/pkgs/development/python-modules/mcstatus/default.nix
index cf817adbaaaa6..886cf432f7bad 100644
--- a/pkgs/development/python-modules/mcstatus/default.nix
+++ b/pkgs/development/python-modules/mcstatus/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for checking the status of Minecraft servers";
+    mainProgram = "mcstatus";
     homepage = "https://github.com/py-mine/mcstatus";
     changelog = "https://github.com/py-mine/mcstatus/releases/tag/v${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/md-toc/default.nix b/pkgs/development/python-modules/md-toc/default.nix
index 7789104db8923..34887cc91fa7d 100644
--- a/pkgs/development/python-modules/md-toc/default.nix
+++ b/pkgs/development/python-modules/md-toc/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Table of contents generator for Markdown";
+    mainProgram = "md_toc";
     homepage = "https://docs.franco.net.eu.org/md-toc/";
     changelog = "https://blog.franco.net.eu.org/software/CHANGELOG-md-toc.html";
     license = with licenses; [ gpl3Plus ];
diff --git a/pkgs/development/python-modules/memory-profiler/default.nix b/pkgs/development/python-modules/memory-profiler/default.nix
index 2176b652597ff..9264f136940cd 100644
--- a/pkgs/development/python-modules/memory-profiler/default.nix
+++ b/pkgs/development/python-modules/memory-profiler/default.nix
@@ -21,6 +21,7 @@ python.pkgs.buildPythonPackage rec {
 
   meta = with lib; {
     description = "A module for monitoring memory usage of a process";
+    mainProgram = "mprof";
     longDescription = ''
       This is a python module for monitoring memory consumption of a process as
       well as line-by-line analysis of memory consumption for python programs.
diff --git a/pkgs/development/python-modules/mercantile/default.nix b/pkgs/development/python-modules/mercantile/default.nix
index 1523eaf4c8e3b..8f496bca53c5b 100644
--- a/pkgs/development/python-modules/mercantile/default.nix
+++ b/pkgs/development/python-modules/mercantile/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Spherical mercator tile and coordinate utilities";
+    mainProgram = "mercantile";
     homepage = "https://github.com/mapbox/mercantile";
     license = licenses.bsd3;
     maintainers = with maintainers; [ sikmir ];
diff --git a/pkgs/development/python-modules/merge3/default.nix b/pkgs/development/python-modules/merge3/default.nix
index e06556dddf358..906c00911737d 100644
--- a/pkgs/development/python-modules/merge3/default.nix
+++ b/pkgs/development/python-modules/merge3/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation of 3-way merge";
+    mainProgram = "merge3";
     homepage = "https://github.com/breezy-team/merge3";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ marsam ];
diff --git a/pkgs/development/python-modules/mergedb/default.nix b/pkgs/development/python-modules/mergedb/default.nix
index 3c78026632ba5..e5973aa280d26 100644
--- a/pkgs/development/python-modules/mergedb/default.nix
+++ b/pkgs/development/python-modules/mergedb/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tool/library for deep merging YAML files";
+    mainProgram = "mergedb";
     homepage = "https://github.com/graysonhead/mergedb";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ graysonhead ];
diff --git a/pkgs/development/python-modules/meshcat/default.nix b/pkgs/development/python-modules/meshcat/default.nix
index 8f79a1477451f..ff1ef37b22e57 100644
--- a/pkgs/development/python-modules/meshcat/default.nix
+++ b/pkgs/development/python-modules/meshcat/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/rdeits/meshcat-python";
     description = "WebGL-based 3D visualizer for Python";
+    mainProgram = "meshcat-server";
     license = licenses.mit;
     maintainers = with maintainers; [ wegank ];
   };
diff --git a/pkgs/development/python-modules/meshio/default.nix b/pkgs/development/python-modules/meshio/default.nix
index 313c1bd0920e3..f0c170202683c 100644
--- a/pkgs/development/python-modules/meshio/default.nix
+++ b/pkgs/development/python-modules/meshio/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/nschloe/meshio";
     description = "I/O for mesh files.";
+    mainProgram = "meshio";
     license = licenses.mit;
     maintainers = with maintainers; [ wd15 ];
   };
diff --git a/pkgs/development/python-modules/meteofrance-api/default.nix b/pkgs/development/python-modules/meteofrance-api/default.nix
index 1a1e14d8ee413..ce3dbe1b44f77 100644
--- a/pkgs/development/python-modules/meteofrance-api/default.nix
+++ b/pkgs/development/python-modules/meteofrance-api/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to access information from the Meteo-France API";
+    mainProgram = "meteofrance-api";
     homepage = "https://github.com/hacf-fr/meteofrance-api";
     changelog = "https://github.com/hacf-fr/meteofrance-api/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mezzanine/default.nix b/pkgs/development/python-modules/mezzanine/default.nix
index 0f13239756d95..18d06579a8a87 100644
--- a/pkgs/development/python-modules/mezzanine/default.nix
+++ b/pkgs/development/python-modules/mezzanine/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Content management platform built using the Django framework";
+    mainProgram = "mezzanine-project";
     longDescription = ''
       Mezzanine is a powerful, consistent, and flexible content
       management platform. Built using the Django framework, Mezzanine
diff --git a/pkgs/development/python-modules/miauth/default.nix b/pkgs/development/python-modules/miauth/default.nix
index 486878140e04a..c28c5ed96a77a 100644
--- a/pkgs/development/python-modules/miauth/default.nix
+++ b/pkgs/development/python-modules/miauth/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Authenticate and interact with Xiaomi devices over BLE";
+    mainProgram = "miauth";
     homepage = "https://github.com/dnandha/miauth";
     license = licenses.agpl3Only;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/micloud/default.nix b/pkgs/development/python-modules/micloud/default.nix
index 641581298340c..ab934962e216b 100644
--- a/pkgs/development/python-modules/micloud/default.nix
+++ b/pkgs/development/python-modules/micloud/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Xiaomi cloud connect library";
+    mainProgram = "micloud";
     homepage = "https://github.com/Squachen/micloud";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/microdata/default.nix b/pkgs/development/python-modules/microdata/default.nix
index 140aa10314e1d..f7dcfc92f8b96 100644
--- a/pkgs/development/python-modules/microdata/default.nix
+++ b/pkgs/development/python-modules/microdata/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for extracting html microdata";
+    mainProgram = "microdata";
     homepage = "https://github.com/edsu/microdata";
     license = licenses.cc0;
     maintainers = with maintainers; [ ambroisie ];
diff --git a/pkgs/development/python-modules/mike/default.nix b/pkgs/development/python-modules/mike/default.nix
index f107d8e632bd8..9a48dca546993 100644
--- a/pkgs/development/python-modules/mike/default.nix
+++ b/pkgs/development/python-modules/mike/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Manage multiple versions of your MkDocs-powered documentation";
+    mainProgram = "mike";
     homepage = "https://github.com/jimporter/mike";
     license = licenses.bsd3;
     maintainers = with maintainers; [ marsam ];
diff --git a/pkgs/development/python-modules/milc/default.nix b/pkgs/development/python-modules/milc/default.nix
index aa168fd0dea00..59c8eb6f68eba 100644
--- a/pkgs/development/python-modules/milc/default.nix
+++ b/pkgs/development/python-modules/milc/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An Opinionated Batteries-Included Python 3 CLI Framework";
+    mainProgram = "milc-color";
     homepage = "https://milc.clueboard.co";
     license = licenses.mit;
     maintainers = with maintainers; [ bhipple ];
diff --git a/pkgs/development/python-modules/minidump/default.nix b/pkgs/development/python-modules/minidump/default.nix
index 2829a6351ace8..58d59512e8b50 100644
--- a/pkgs/development/python-modules/minidump/default.nix
+++ b/pkgs/development/python-modules/minidump/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to parse and read Microsoft minidump file format";
+    mainProgram = "minidump";
     homepage = "https://github.com/skelsec/minidump";
     changelog = "https://github.com/skelsec/minidump/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/misaka/default.nix b/pkgs/development/python-modules/misaka/default.nix
index c257c7f735a67..369196b152760 100644
--- a/pkgs/development/python-modules/misaka/default.nix
+++ b/pkgs/development/python-modules/misaka/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A CFFI binding for Hoedown, a markdown parsing library";
+    mainProgram = "misaka";
     homepage = "https://misaka.61924.nl";
     license = licenses.mit;
     maintainers = with maintainers; [ fgaz ];
diff --git a/pkgs/development/python-modules/mistletoe/default.nix b/pkgs/development/python-modules/mistletoe/default.nix
index c95a26eb6e046..9625984ddf811 100644
--- a/pkgs/development/python-modules/mistletoe/default.nix
+++ b/pkgs/development/python-modules/mistletoe/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fast and extensible Markdown parser";
+    mainProgram = "mistletoe";
     homepage = "https://github.com/miyuchina/mistletoe";
     changelog = "https://github.com/miyuchina/mistletoe/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mkdocs-linkcheck/default.nix b/pkgs/development/python-modules/mkdocs-linkcheck/default.nix
index 1f83c11a35dd9..18d9a9a9ab299 100644
--- a/pkgs/development/python-modules/mkdocs-linkcheck/default.nix
+++ b/pkgs/development/python-modules/mkdocs-linkcheck/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Validate links in Markdown files for static site generators like MkDocs, Hugo or Jekyll";
+    mainProgram = "mkdocs-linkcheck";
     longDescription = ''
       This is not a MkDocs plugin, but a companion tool that is useful to validate links in Markdown files for
       static site generators like MkDocs, Hugo or Jekyll. It can be used with any text files containing links.
diff --git a/pkgs/development/python-modules/mkdocs/default.nix b/pkgs/development/python-modules/mkdocs/default.nix
index 8a402510ec18d..a20958dbb747e 100644
--- a/pkgs/development/python-modules/mkdocs/default.nix
+++ b/pkgs/development/python-modules/mkdocs/default.nix
@@ -88,6 +88,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/mkdocs/mkdocs/releases/tag/${version}";
     description = "Project documentation with Markdown / static website generator";
+    mainProgram = "mkdocs";
     downloadPage = "https://github.com/mkdocs/mkdocs";
     longDescription = ''
       MkDocs is a fast, simple and downright gorgeous static site generator that's
diff --git a/pkgs/development/python-modules/mlflow/default.nix b/pkgs/development/python-modules/mlflow/default.nix
index 1bed42479c8a8..0a0efaab43728 100644
--- a/pkgs/development/python-modules/mlflow/default.nix
+++ b/pkgs/development/python-modules/mlflow/default.nix
@@ -103,6 +103,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Open source platform for the machine learning lifecycle";
+    mainProgram = "mlflow";
     homepage = "https://github.com/mlflow/mlflow";
     changelog = "https://github.com/mlflow/mlflow/blob/v${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/mne-python/default.nix b/pkgs/development/python-modules/mne-python/default.nix
index 4e93aaf3311ca..c34d2649cda8a 100644
--- a/pkgs/development/python-modules/mne-python/default.nix
+++ b/pkgs/development/python-modules/mne-python/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Magnetoencephelography and electroencephalography in Python";
+    mainProgram = "mne";
     homepage = "https://mne.tools";
     changelog = "https://mne.tools/stable/changes/v${version}.html";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/mobi/default.nix b/pkgs/development/python-modules/mobi/default.nix
index 3241eab8cafc2..b5c04d0bae893 100644
--- a/pkgs/development/python-modules/mobi/default.nix
+++ b/pkgs/development/python-modules/mobi/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for unpacking unencrypted mobi files";
+    mainProgram = "mobiunpack";
     homepage = "https://github.com/iscc/mobi";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/molecule/default.nix b/pkgs/development/python-modules/molecule/default.nix
index 6b46ae62258c4..309a3cdcfadfa 100644
--- a/pkgs/development/python-modules/molecule/default.nix
+++ b/pkgs/development/python-modules/molecule/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Molecule aids in the development and testing of Ansible roles";
+    mainProgram = "molecule";
     homepage = "https://github.com/ansible-community/molecule";
     maintainers = with maintainers; [ dawidd6 ];
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/monai-deploy/default.nix b/pkgs/development/python-modules/monai-deploy/default.nix
index 74b88ca8dc735..3f200cb59fc50 100644
--- a/pkgs/development/python-modules/monai-deploy/default.nix
+++ b/pkgs/development/python-modules/monai-deploy/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Framework and tools to design, develop and verify AI applications in healthcare imaging";
+    mainProgram = "monai-deploy";
     homepage = "https://monai.io/deploy.html";
     changelog = "https://github.com/Project-MONAI/monai-deploy-app-sdk/blob/main/docs/source/release_notes/v${version}.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/monitorcontrol/default.nix b/pkgs/development/python-modules/monitorcontrol/default.nix
index 669077c1376fd..920074b65f0b5 100644
--- a/pkgs/development/python-modules/monitorcontrol/default.nix
+++ b/pkgs/development/python-modules/monitorcontrol/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python monitor controls using DDC-CI";
+    mainProgram = "monitorcontrol";
     homepage = "https://github.com/newAM/monitorcontrol";
     changelog = "https://github.com/newAM/monitorcontrol/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mpyq/default.nix b/pkgs/development/python-modules/mpyq/default.nix
index 815c41a80afc0..f23feb21f054e 100644
--- a/pkgs/development/python-modules/mpyq/default.nix
+++ b/pkgs/development/python-modules/mpyq/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "A Python library for extracting MPQ (MoPaQ) files.";
+    mainProgram = "mpyq";
     homepage = "https://github.com/eagleflo/mpyq";
     license = lib.licenses.bsd2;
     maintainers = with lib.maintainers; [ ];
diff --git a/pkgs/development/python-modules/mqtt2influxdb/default.nix b/pkgs/development/python-modules/mqtt2influxdb/default.nix
index e7892732fcdf5..351e1ab69085c 100644
--- a/pkgs/development/python-modules/mqtt2influxdb/default.nix
+++ b/pkgs/development/python-modules/mqtt2influxdb/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/hardwario/bch-mqtt2influxdb";
     description = "Flexible MQTT to InfluxDB Bridge";
+    mainProgram = "mqtt2influxdb";
     platforms = platforms.linux;
     license = licenses.mit;
     maintainers = with maintainers; [ cynerd ];
diff --git a/pkgs/development/python-modules/msg-parser/default.nix b/pkgs/development/python-modules/msg-parser/default.nix
index 9670403e640e0..5e45338d0787c 100644
--- a/pkgs/development/python-modules/msg-parser/default.nix
+++ b/pkgs/development/python-modules/msg-parser/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Python module to read, parse and converting Microsoft Outlook MSG E-Mail files.";
+    mainProgram = "msg_parser";
     homepage = "https://github.com/vikramarsid/msg_parser";
     license = licenses.bsd2;
     maintainers = with maintainers; [ happysalada ];
diff --git a/pkgs/development/python-modules/msoffcrypto-tool/default.nix b/pkgs/development/python-modules/msoffcrypto-tool/default.nix
index 4bc2e80642e61..fd297474eb706 100644
--- a/pkgs/development/python-modules/msoffcrypto-tool/default.nix
+++ b/pkgs/development/python-modules/msoffcrypto-tool/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python tool and library for decrypting MS Office files with passwords or other keys";
+    mainProgram = "msoffcrypto-tool";
     homepage = "https://github.com/nolze/msoffcrypto-tool";
     changelog = "https://github.com/nolze/msoffcrypto-tool/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/mss/default.nix b/pkgs/development/python-modules/mss/default.nix
index 6a82bffaa6c00..ecc0787062f8f 100644
--- a/pkgs/development/python-modules/mss/default.nix
+++ b/pkgs/development/python-modules/mss/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Cross-platform multiple screenshots module";
+    mainProgram = "mss";
     homepage = "https://github.com/BoboTiG/python-mss";
     changelog = "https://github.com/BoboTiG/python-mss/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/mullvad-closest/default.nix b/pkgs/development/python-modules/mullvad-closest/default.nix
index c5d45dfd17518..62537c244491a 100644
--- a/pkgs/development/python-modules/mullvad-closest/default.nix
+++ b/pkgs/development/python-modules/mullvad-closest/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Find Mullvad servers with the lowest latency at your location";
+    mainProgram = "mullvad-closest";
     homepage = "https://github.com/Ch00k/mullvad-closest";
     license = licenses.unlicense;
     maintainers = with maintainers; [ siraben ];
diff --git a/pkgs/development/python-modules/mutag/default.nix b/pkgs/development/python-modules/mutag/default.nix
index f6e8020337c7b..9076464d457ce 100644
--- a/pkgs/development/python-modules/mutag/default.nix
+++ b/pkgs/development/python-modules/mutag/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage {
   meta = with lib; {
     homepage = "https://github.com/aroig/mutag";
     description = "A script to change email tags in a mu indexed maildir";
+    mainProgram = "mutag";
     license = licenses.gpl3;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/mwdblib/default.nix b/pkgs/development/python-modules/mwdblib/default.nix
index 28e7f8c89f8a8..363c909c303b6 100644
--- a/pkgs/development/python-modules/mwdblib/default.nix
+++ b/pkgs/development/python-modules/mwdblib/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client library for the mwdb service";
+    mainProgram = "mwdb";
     homepage = "https://github.com/CERT-Polska/mwdblib";
     changelog = "https://github.com/CERT-Polska/mwdblib/releases/tag/v${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/mwxml/default.nix b/pkgs/development/python-modules/mwxml/default.nix
index 0c04715374324..28d3033252093 100644
--- a/pkgs/development/python-modules/mwxml/default.nix
+++ b/pkgs/development/python-modules/mwxml/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A set of utilities for processing MediaWiki XML dump data";
+    mainProgram = "mwxml";
     homepage = "https://github.com/mediawiki-utilities/python-mwxml";
     license = licenses.mit;
     maintainers = with maintainers; [ GaetanLepage ];
diff --git a/pkgs/development/python-modules/myfitnesspal/default.nix b/pkgs/development/python-modules/myfitnesspal/default.nix
index ca654c0b99471..27ffdad65e70f 100644
--- a/pkgs/development/python-modules/myfitnesspal/default.nix
+++ b/pkgs/development/python-modules/myfitnesspal/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to access meal tracking data stored in MyFitnessPal";
+    mainProgram = "myfitnesspal";
     homepage = "https://github.com/coddingtonbear/python-myfitnesspal";
     license = licenses.mit;
     maintainers = with maintainers; [ bhipple ];
diff --git a/pkgs/development/python-modules/mypy-boto3-builder/default.nix b/pkgs/development/python-modules/mypy-boto3-builder/default.nix
index e02abac1b4f88..1e19b77c9c9c2 100644
--- a/pkgs/development/python-modules/mypy-boto3-builder/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3-builder/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Type annotations builder for boto3";
+    mainProgram = "mypy_boto3_builder";
     homepage = "https://github.com/youtype/mypy_boto3_builder";
     changelog = "https://github.com/youtype/mypy_boto3_builder/releases/tag/${version}";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/nameko/default.nix b/pkgs/development/python-modules/nameko/default.nix
index aec20b0f43e71..93bc03bcde95e 100644
--- a/pkgs/development/python-modules/nameko/default.nix
+++ b/pkgs/development/python-modules/nameko/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A microservices framework that lets service developers concentrate on application logic and encourages testability";
+    mainProgram = "nameko";
     homepage = "https://www.nameko.io/";
     changelog = "https://github.com/nameko/nameko/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/names/default.nix b/pkgs/development/python-modules/names/default.nix
index 89ca958582c2a..3661e7f0d1192 100644
--- a/pkgs/development/python-modules/names/default.nix
+++ b/pkgs/development/python-modules/names/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Generate random names";
+    mainProgram = "names";
     homepage = "https://github.com/treyhunner/names";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [
diff --git a/pkgs/development/python-modules/nampa/default.nix b/pkgs/development/python-modules/nampa/default.nix
index 24a27c84bbd57..d5d411728315e 100644
--- a/pkgs/development/python-modules/nampa/default.nix
+++ b/pkgs/development/python-modules/nampa/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation of the FLIRT technology";
+    mainProgram = "dumpsig.py";
     homepage = "https://github.com/thebabush/nampa";
     license = licenses.lgpl3Only;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/napari-npe2/default.nix b/pkgs/development/python-modules/napari-npe2/default.nix
index 95ae7bfb39bb8..298a333f32065 100644
--- a/pkgs/development/python-modules/napari-npe2/default.nix
+++ b/pkgs/development/python-modules/napari-npe2/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Plugin system for napari (the image visualizer)";
+    mainProgram = "npe2";
     homepage = "https://github.com/napari/npe2";
     license = licenses.bsd3;
     maintainers = with maintainers; [ SomeoneSerge ];
diff --git a/pkgs/development/python-modules/natsort/default.nix b/pkgs/development/python-modules/natsort/default.nix
index b39460f71aa68..aef526b4290ee 100644
--- a/pkgs/development/python-modules/natsort/default.nix
+++ b/pkgs/development/python-modules/natsort/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Natural sorting for Python";
+    mainProgram = "natsort";
     homepage = "https://github.com/SethMMorton/natsort";
     changelog = "https://github.com/SethMMorton/natsort/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/navec/default.nix b/pkgs/development/python-modules/navec/default.nix
index 2f39e56b492c3..e5712212eb698 100644
--- a/pkgs/development/python-modules/navec/default.nix
+++ b/pkgs/development/python-modules/navec/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Compact high quality word embeddings for Russian language";
+    mainProgram = "navec-train";
     homepage = "https://github.com/natasha/navec";
     license = licenses.mit;
     maintainers = with maintainers; [ npatsakula ];
diff --git a/pkgs/development/python-modules/nbclient/default.nix b/pkgs/development/python-modules/nbclient/default.nix
index e2d4fc2810c50..d25509f0184ec 100644
--- a/pkgs/development/python-modules/nbclient/default.nix
+++ b/pkgs/development/python-modules/nbclient/default.nix
@@ -67,6 +67,7 @@ let nbclient = buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/jupyter/nbclient";
     description = "A client library for executing notebooks";
+    mainProgram = "jupyter-execute";
     license = licenses.bsd3;
     maintainers = [ ];
   };
diff --git a/pkgs/development/python-modules/nbconflux/default.nix b/pkgs/development/python-modules/nbconflux/default.nix
index 306d927faa4bb..25d9cc73df53e 100644
--- a/pkgs/development/python-modules/nbconflux/default.nix
+++ b/pkgs/development/python-modules/nbconflux/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Converts Jupyter Notebooks to Atlassian Confluence (R) pages using nbconvert";
+    mainProgram = "nbconflux";
     homepage = "https://github.com/Valassis-Digital-Media/nbconflux";
     license = licenses.bsd3;
     maintainers = [ maintainers.arnoldfarkas ];
diff --git a/pkgs/development/python-modules/nbexec/default.nix b/pkgs/development/python-modules/nbexec/default.nix
index 5eec122cdc594..faed2eedb4718 100644
--- a/pkgs/development/python-modules/nbexec/default.nix
+++ b/pkgs/development/python-modules/nbexec/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "A dead-simple tool for executing Jupyter notebooks from the command line.";
+    mainProgram = "nbexec";
     homepage = "https://github.com/jsvine/nbexec";
     changelog = "https://github.com/jsvine/nbexec/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/nbformat/default.nix b/pkgs/development/python-modules/nbformat/default.nix
index 290663e78a810..f1ef3cd815217 100644
--- a/pkgs/development/python-modules/nbformat/default.nix
+++ b/pkgs/development/python-modules/nbformat/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "The Jupyter Notebook format";
+    mainProgram = "jupyter-trust";
     homepage = "https://jupyter.org/";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ fridh globin ];
diff --git a/pkgs/development/python-modules/nbtlib/default.nix b/pkgs/development/python-modules/nbtlib/default.nix
index b70259c9c76da..3ec7ade6a90b4 100644
--- a/pkgs/development/python-modules/nbtlib/default.nix
+++ b/pkgs/development/python-modules/nbtlib/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A python library to read and edit nbt data";
+    mainProgram = "nbt";
     homepage = "https://github.com/vberlier/nbtlib";
     changelog = "https://github.com/vberlier/nbtlib/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/nclib/default.nix b/pkgs/development/python-modules/nclib/default.nix
index c2717746bf690..f803a2b39980b 100644
--- a/pkgs/development/python-modules/nclib/default.nix
+++ b/pkgs/development/python-modules/nclib/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module that provides netcat features";
+    mainProgram = "serve-stdio";
     homepage = "https://nclib.readthedocs.io/";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/ndg-httpsclient/default.nix b/pkgs/development/python-modules/ndg-httpsclient/default.nix
index d3d129efa2dce..71acebc14e011 100644
--- a/pkgs/development/python-modules/ndg-httpsclient/default.nix
+++ b/pkgs/development/python-modules/ndg-httpsclient/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/cedadev/ndg_httpsclient/";
     description = "Provide enhanced HTTPS support for httplib and urllib2 using PyOpenSSL";
+    mainProgram = "ndg_httpclient";
     license = licenses.bsd2;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/nessclient/default.nix b/pkgs/development/python-modules/nessclient/default.nix
index 542ed4f94b648..73b6d83dbe86a 100644
--- a/pkgs/development/python-modules/nessclient/default.nix
+++ b/pkgs/development/python-modules/nessclient/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation/abstraction of the Ness D8x/D16x Serial Interface ASCII protocol";
+    mainProgram = "ness-cli";
     homepage = "https://github.com/nickw444/nessclient";
     changelog = "https://github.com/nickw444/nessclient/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/netaddr/default.nix b/pkgs/development/python-modules/netaddr/default.nix
index 65f4fcd61421b..4c9c6bfdf754b 100644
--- a/pkgs/development/python-modules/netaddr/default.nix
+++ b/pkgs/development/python-modules/netaddr/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A network address manipulation library for Python";
+    mainProgram = "netaddr";
     homepage = "https://netaddr.readthedocs.io/";
     downloadPage = "https://github.com/netaddr/netaddr/releases";
     changelog = "https://github.com/netaddr/netaddr/blob/${version}/CHANGELOG";
diff --git a/pkgs/development/python-modules/netapp-ontap/default.nix b/pkgs/development/python-modules/netapp-ontap/default.nix
index 7516c5da20e33..a770cb63b0b2f 100644
--- a/pkgs/development/python-modules/netapp-ontap/default.nix
+++ b/pkgs/development/python-modules/netapp-ontap/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library for working with ONTAP's REST APIs simply in Python";
+    mainProgram = "ontap-cli";
     homepage = "https://devnet.netapp.com/restapi.php";
     license = licenses.bsd3;
     maintainers = with maintainers; [ SuperSandro2000 ];
diff --git a/pkgs/development/python-modules/netio/default.nix b/pkgs/development/python-modules/netio/default.nix
index 30e9fc1af53a2..0d1159dec8267 100644
--- a/pkgs/development/python-modules/netio/default.nix
+++ b/pkgs/development/python-modules/netio/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for interacting with NETIO devices";
+    mainProgram = "Netio";
     homepage = "https://github.com/netioproducts/PyNetio";
     changelog = "https://github.com/netioproducts/PyNetio/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/newversion/default.nix b/pkgs/development/python-modules/newversion/default.nix
index 769750163663d..fec4f1b0f41f7 100644
--- a/pkgs/development/python-modules/newversion/default.nix
+++ b/pkgs/development/python-modules/newversion/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "PEP 440 version manager";
+    mainProgram = "newversion";
     homepage = "https://github.com/vemel/newversion";
     changelog = "https://github.com/vemel/newversion/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/niaarm/default.nix b/pkgs/development/python-modules/niaarm/default.nix
index 4ebaee014a995..747cf394f4ad0 100644
--- a/pkgs/development/python-modules/niaarm/default.nix
+++ b/pkgs/development/python-modules/niaarm/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A minimalistic framework for Numerical Association Rule Mining";
+    mainProgram = "niaarm";
     homepage = "https://github.com/firefly-cpp/NiaARM";
     changelog = "https://github.com/firefly-cpp/NiaARM/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/nikola/default.nix b/pkgs/development/python-modules/nikola/default.nix
index 461d65a00f8fc..eed3e7845f88c 100644
--- a/pkgs/development/python-modules/nikola/default.nix
+++ b/pkgs/development/python-modules/nikola/default.nix
@@ -120,6 +120,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Static website and blog generator";
+    mainProgram = "nikola";
     homepage = "https://getnikola.com/";
     changelog = "https://github.com/getnikola/nikola/blob/v${version}/CHANGES.txt";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ninebot-ble/default.nix b/pkgs/development/python-modules/ninebot-ble/default.nix
index c13d96fe700ca..79f00a7e19ff7 100644
--- a/pkgs/development/python-modules/ninebot-ble/default.nix
+++ b/pkgs/development/python-modules/ninebot-ble/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Ninebot scooter BLE client";
+    mainProgram = "ninebot-ble";
     homepage = "https://github.com/ownbee/ninebot-ble";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/ninja/default.nix b/pkgs/development/python-modules/ninja/default.nix
index 808bf9fb8c0e1..4bf4c83ad4340 100644
--- a/pkgs/development/python-modules/ninja/default.nix
+++ b/pkgs/development/python-modules/ninja/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A small build system with a focus on speed";
+    mainProgram = "ninja";
     longDescription = ''
       This is a stub of the ninja package on PyPI that uses the ninja program
       provided by nixpkgs instead of downloading ninja from the web.
diff --git a/pkgs/development/python-modules/nipype/default.nix b/pkgs/development/python-modules/nipype/default.nix
index 9386729d30b76..2c6d00517df18 100644
--- a/pkgs/development/python-modules/nipype/default.nix
+++ b/pkgs/development/python-modules/nipype/default.nix
@@ -106,6 +106,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://nipy.org/nipype/";
     description = "Neuroimaging in Python: Pipelines and Interfaces";
+    mainProgram = "nipypecli";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ashgillman ];
   };
diff --git a/pkgs/development/python-modules/nitransforms/default.nix b/pkgs/development/python-modules/nitransforms/default.nix
index 3132d1900847b..a05c9661e69e6 100644
--- a/pkgs/development/python-modules/nitransforms/default.nix
+++ b/pkgs/development/python-modules/nitransforms/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://nitransforms.readthedocs.io";
     description = "Geometric transformations for images and surfaces";
+    mainProgram = "nb-transform";
     changelog = "https://github.com/nipy/nitransforms/releases/tag/${version}";
     license = licenses.mit;
     maintainers = with maintainers; [ bcdarwin ];
diff --git a/pkgs/development/python-modules/niworkflows/default.nix b/pkgs/development/python-modules/niworkflows/default.nix
index 4760543847173..1616cfff46379 100644
--- a/pkgs/development/python-modules/niworkflows/default.nix
+++ b/pkgs/development/python-modules/niworkflows/default.nix
@@ -93,6 +93,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Common workflows for MRI (anatomical, functional, diffusion, etc.)";
+    mainProgram = "niworkflows-boldref";
     homepage = "https://github.com/nipreps/niworkflows";
     changelog = "https://github.com/nipreps/niworkflows/blob/${src.rev}/CHANGES.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/nkdfu/default.nix b/pkgs/development/python-modules/nkdfu/default.nix
index 35d6fa16e1d35..28274467efb9e 100644
--- a/pkgs/development/python-modules/nkdfu/default.nix
+++ b/pkgs/development/python-modules/nkdfu/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python tool for Nitrokeys' firmware update";
+    mainProgram = "nkdfu";
     homepage = "https://github.com/Nitrokey/nkdfu";
     license = with licenses; [ gpl2Only ];
     maintainers = with maintainers; [ frogamic ];
diff --git a/pkgs/development/python-modules/nltk/default.nix b/pkgs/development/python-modules/nltk/default.nix
index 77ed843d47cdf..cfac189b06f56 100644
--- a/pkgs/development/python-modules/nltk/default.nix
+++ b/pkgs/development/python-modules/nltk/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Natural Language Processing ToolKit";
+    mainProgram = "nltk";
     homepage = "http://nltk.org/";
     license = licenses.asl20;
     maintainers = with maintainers; [ lheckemann ];
diff --git a/pkgs/development/python-modules/nodeenv/default.nix b/pkgs/development/python-modules/nodeenv/default.nix
index 92d3bbb5d4c6e..8efd0b492e76a 100644
--- a/pkgs/development/python-modules/nodeenv/default.nix
+++ b/pkgs/development/python-modules/nodeenv/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Node.js virtual environment builder";
+    mainProgram = "nodeenv";
     homepage = "https://github.com/ekalinin/nodeenv";
     changelog = "https://github.com/ekalinin/nodeenv/releases/tag/${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/nomadnet/default.nix b/pkgs/development/python-modules/nomadnet/default.nix
index 2b7b4533ee30b..d7548d3f8bd80 100644
--- a/pkgs/development/python-modules/nomadnet/default.nix
+++ b/pkgs/development/python-modules/nomadnet/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Off-grid, resilient mesh communication";
+    mainProgram = "nomadnet";
     homepage = "https://github.com/markqvist/NomadNet";
     changelog = "https://github.com/markqvist/NomadNet/releases/tag/${version}";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/nose/default.nix b/pkgs/development/python-modules/nose/default.nix
index dc9dc51da5b8e..d59dd0db64615 100644
--- a/pkgs/development/python-modules/nose/default.nix
+++ b/pkgs/development/python-modules/nose/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     broken = isPyPy; # missing 2to3 conversion utility
     description = "A unittest-based testing framework for python that makes writing and running tests easier";
+    mainProgram = "nosetests";
     homepage = "https://nose.readthedocs.io/";
     license = licenses.lgpl3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/nose2/default.nix b/pkgs/development/python-modules/nose2/default.nix
index de96b74709edc..4d6e6b3e5c83d 100644
--- a/pkgs/development/python-modules/nose2/default.nix
+++ b/pkgs/development/python-modules/nose2/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/nose-devs/nose2/blob/${version}/docs/changelog.rst";
     description = "Test runner for Python";
+    mainProgram = "nose2";
     homepage = "https://github.com/nose-devs/nose2";
     license = licenses.bsd0;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/notedown/default.nix b/pkgs/development/python-modules/notedown/default.nix
index 9301fb13dd0d0..f272f5cb0d4b9 100644
--- a/pkgs/development/python-modules/notedown/default.nix
+++ b/pkgs/development/python-modules/notedown/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://github.com/aaren/notedown";
     description = "Convert IPython Notebooks to markdown (and back)";
+    mainProgram = "notedown";
     license = lib.licenses.bsd2;
     maintainers = with lib.maintainers; [ vcanadi ];
   };
diff --git a/pkgs/development/python-modules/notify-py/default.nix b/pkgs/development/python-modules/notify-py/default.nix
index 61c1c9026e0be..9e4a972386995 100644
--- a/pkgs/development/python-modules/notify-py/default.nix
+++ b/pkgs/development/python-modules/notify-py/default.nix
@@ -87,6 +87,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Cross-platform desktop notification library for Python";
+    mainProgram = "notifypy";
     homepage = "https://github.com/ms7m/notify-py";
     changelog = "https://github.com/ms7m/notify-py/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/nsz/default.nix b/pkgs/development/python-modules/nsz/default.nix
index 05bbad2d2180c..7e8c3b4cdf8d8 100644
--- a/pkgs/development/python-modules/nsz/default.nix
+++ b/pkgs/development/python-modules/nsz/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/nicoboss/nsz";
     description = "Homebrew compatible NSP/XCI compressor/decompressor";
+    mainProgram = "nsz";
     changelog = "https://github.com/nicoboss/nsz/releases/tag/${version}";
     license = licenses.mit;
     maintainers = with maintainers; [ eyjhb ];
diff --git a/pkgs/development/python-modules/num2words/default.nix b/pkgs/development/python-modules/num2words/default.nix
index 10529adf74a78..0a492b32f310a 100644
--- a/pkgs/development/python-modules/num2words/default.nix
+++ b/pkgs/development/python-modules/num2words/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Modules to convert numbers to words. 42 --> forty-two";
+    mainProgram = "num2words";
     homepage = "https://github.com/savoirfairelinux/num2words";
     license = licenses.lgpl21;
     maintainers = with maintainers; [ jonringer ];
diff --git a/pkgs/development/python-modules/numpy/default.nix b/pkgs/development/python-modules/numpy/default.nix
index d25d436d9fdd3..b3c80a49798c9 100644
--- a/pkgs/development/python-modules/numpy/default.nix
+++ b/pkgs/development/python-modules/numpy/default.nix
@@ -183,6 +183,7 @@ in buildPythonPackage rec {
   meta = {
     changelog = "https://github.com/numpy/numpy/releases/tag/v${version}";
     description = "Scientific tools for Python";
+    mainProgram = "f2py";
     homepage = "https://numpy.org/";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ fridh ];
diff --git a/pkgs/development/python-modules/numpydoc/default.nix b/pkgs/development/python-modules/numpydoc/default.nix
index 428ea03ed2870..aabc55278e6fc 100644
--- a/pkgs/development/python-modules/numpydoc/default.nix
+++ b/pkgs/development/python-modules/numpydoc/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
   meta = {
     changelog = "https://github.com/numpy/numpydoc/releases/tag/v${version}";
     description = "Sphinx extension to support docstrings in Numpy format";
+    mainProgram = "validate-docstrings";
     homepage = "https://github.com/numpy/numpydoc";
     license = lib.licenses.free;
    };
diff --git a/pkgs/development/python-modules/nunavut/default.nix b/pkgs/development/python-modules/nunavut/default.nix
index 52a6d1c182595..a0b82d76ff2a8 100644
--- a/pkgs/development/python-modules/nunavut/default.nix
+++ b/pkgs/development/python-modules/nunavut/default.nix
@@ -45,6 +45,7 @@
 
   meta = with lib; {
     description = "A UAVCAN DSDL template engine";
+    mainProgram = "nnvg";
     longDescription = ''
       It exposes a pydsdl abstract syntax tree to Jinja2 templates allowing
       authors to generate code, schemas, metadata, documentation, etc.
diff --git a/pkgs/development/python-modules/ofxclient/default.nix b/pkgs/development/python-modules/ofxclient/default.nix
index 8ebac1d06a566..c0c06b1ca91e5 100644
--- a/pkgs/development/python-modules/ofxclient/default.nix
+++ b/pkgs/development/python-modules/ofxclient/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/captin411/ofxclient";
     description = "OFX client for dowloading transactions from banks";
+    mainProgram = "ofxclient";
     license = licenses.mit;
   };
 }
diff --git a/pkgs/development/python-modules/ofxtools/default.nix b/pkgs/development/python-modules/ofxtools/default.nix
index a9306b2dca4b4..67bb7ded1042d 100644
--- a/pkgs/development/python-modules/ofxtools/default.nix
+++ b/pkgs/development/python-modules/ofxtools/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/csingley/ofxtools";
     description = "Library for working with Open Financial Exchange (OFX) formatted data used by financial institutions";
+    mainProgram = "ofxget";
     license = licenses.mit;
   };
 }
diff --git a/pkgs/development/python-modules/onetimepad/default.nix b/pkgs/development/python-modules/onetimepad/default.nix
index cca4a06d6027d..a1baab63934a3 100644
--- a/pkgs/development/python-modules/onetimepad/default.nix
+++ b/pkgs/development/python-modules/onetimepad/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "A hacky implementation of one-time pad";
+    mainProgram = "onetimepad";
     homepage = "https://jailuthra.in/onetimepad";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/onkyo-eiscp/default.nix b/pkgs/development/python-modules/onkyo-eiscp/default.nix
index 066d1d89ce8f2..2a54df8e5e8c8 100644
--- a/pkgs/development/python-modules/onkyo-eiscp/default.nix
+++ b/pkgs/development/python-modules/onkyo-eiscp/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Control Onkyo receivers over ethernet";
+    mainProgram = "onkyo";
     homepage = "https://github.com/miracle2k/onkyo-eiscp";
     license = licenses.mit;
     maintainers = with maintainers; [ peterhoeg ];
diff --git a/pkgs/development/python-modules/online-judge-api-client/default.nix b/pkgs/development/python-modules/online-judge-api-client/default.nix
index 0a1268e5264f8..8c17aed69179b 100644
--- a/pkgs/development/python-modules/online-judge-api-client/default.nix
+++ b/pkgs/development/python-modules/online-judge-api-client/default.nix
@@ -54,6 +54,7 @@ in buildPythonPackage rec {
 
   meta = with lib; {
     description = "API client to develop tools for competitive programming";
+    mainProgram = "oj-api";
     homepage = "https://github.com/online-judge-tools/api-client";
     license = licenses.mit;
     maintainers = with maintainers; [ sei40kr ];
diff --git a/pkgs/development/python-modules/online-judge-tools/default.nix b/pkgs/development/python-modules/online-judge-tools/default.nix
index 58d535e6ab788..a86b411452376 100644
--- a/pkgs/development/python-modules/online-judge-tools/default.nix
+++ b/pkgs/development/python-modules/online-judge-tools/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tools for various online judges. Download sample cases, generate additional test cases, test your code, and submit it.";
+    mainProgram = "oj";
     homepage = "https://github.com/online-judge-tools/oj";
     license = licenses.mit;
     maintainers = with maintainers; [ sei40kr ];
diff --git a/pkgs/development/python-modules/onlykey-solo-python/default.nix b/pkgs/development/python-modules/onlykey-solo-python/default.nix
index ad01e5b2f8201..23e11bc7c3072 100644
--- a/pkgs/development/python-modules/onlykey-solo-python/default.nix
+++ b/pkgs/development/python-modules/onlykey-solo-python/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/trustcrypto/onlykey-solo-python";
     description = "Python library for OnlyKey with Solo FIDO2";
+    mainProgram = "solo";
     maintainers = with maintainers; [ kalbasit ];
     license = licenses.asl20;
   };
diff --git a/pkgs/development/python-modules/onvif-zeep-async/default.nix b/pkgs/development/python-modules/onvif-zeep-async/default.nix
index 3d70ef77fb86a..aacdb41fda1f7 100644
--- a/pkgs/development/python-modules/onvif-zeep-async/default.nix
+++ b/pkgs/development/python-modules/onvif-zeep-async/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ONVIF Client Implementation in Python";
+    mainProgram = "onvif-cli";
     homepage = "https://github.com/hunterjm/python-onvif-zeep-async";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/onvif-zeep/default.nix b/pkgs/development/python-modules/onvif-zeep/default.nix
index c1d60fd6bf268..2c2946d53c00b 100644
--- a/pkgs/development/python-modules/onvif-zeep/default.nix
+++ b/pkgs/development/python-modules/onvif-zeep/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Client for ONVIF Camera";
+    mainProgram = "onvif-cli";
     homepage = "https://github.com/quatanium/python-onvif";
     license = licenses.mit;
     maintainers = with maintainers; [ fleaz ];
diff --git a/pkgs/development/python-modules/openai-whisper/default.nix b/pkgs/development/python-modules/openai-whisper/default.nix
index 7983abd2e9851..26c2bbb0a3127 100644
--- a/pkgs/development/python-modules/openai-whisper/default.nix
+++ b/pkgs/development/python-modules/openai-whisper/default.nix
@@ -78,6 +78,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/openai/whisper/blob/v${version}/CHANGELOG.md";
     description = "General-purpose speech recognition model";
+    mainProgram = "whisper";
     homepage = "https://github.com/openai/whisper";
     license = licenses.mit;
     maintainers = with maintainers; [ hexa MayNiklas ];
diff --git a/pkgs/development/python-modules/openai/default.nix b/pkgs/development/python-modules/openai/default.nix
index fb05e0a18dd35..45d9c90e5d77e 100644
--- a/pkgs/development/python-modules/openai/default.nix
+++ b/pkgs/development/python-modules/openai/default.nix
@@ -91,6 +91,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client library for the OpenAI API";
+    mainProgram = "openai";
     homepage = "https://github.com/openai/openai-python";
     changelog = "https://github.com/openai/openai-python/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/openant/default.nix b/pkgs/development/python-modules/openant/default.nix
index 639ea62a17f31..0a655030a37d9 100644
--- a/pkgs/development/python-modules/openant/default.nix
+++ b/pkgs/development/python-modules/openant/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/Tigge/openant";
     description = "ANT and ANT-FS Python Library";
+    mainProgram = "openant";
     license = licenses.mit;
   };
 
diff --git a/pkgs/development/python-modules/openapi-spec-validator/default.nix b/pkgs/development/python-modules/openapi-spec-validator/default.nix
index 4c89b69999075..c43439e36ba0a 100644
--- a/pkgs/development/python-modules/openapi-spec-validator/default.nix
+++ b/pkgs/development/python-modules/openapi-spec-validator/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/p1c2u/openapi-spec-validator/releases/tag/${version}";
     description = "Validates OpenAPI Specs against the OpenAPI 2.0 (aka Swagger) and OpenAPI 3.0.0 specification";
+    mainProgram = "openapi-spec-validator";
     homepage = "https://github.com/p1c2u/openapi-spec-validator";
     license = licenses.asl20;
   };
diff --git a/pkgs/development/python-modules/openrazer/daemon.nix b/pkgs/development/python-modules/openrazer/daemon.nix
index ea90e089ec345..bf2005d06e5d1 100644
--- a/pkgs/development/python-modules/openrazer/daemon.nix
+++ b/pkgs/development/python-modules/openrazer/daemon.nix
@@ -52,5 +52,6 @@ buildPythonPackage (common // {
 
   meta = common.meta // {
     description = "An entirely open source user-space daemon that allows you to manage your Razer peripherals on GNU/Linux";
+    mainProgram = "openrazer-daemon";
   };
 })
diff --git a/pkgs/development/python-modules/openstacksdk/default.nix b/pkgs/development/python-modules/openstacksdk/default.nix
index f6cc42e67f754..94d2c1b7c216c 100644
--- a/pkgs/development/python-modules/openstacksdk/default.nix
+++ b/pkgs/development/python-modules/openstacksdk/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An SDK for building applications to work with OpenStack";
+    mainProgram = "openstack-inventory";
     homepage = "https://github.com/openstack/openstacksdk";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/opsdroid-get-image-size/default.nix b/pkgs/development/python-modules/opsdroid-get-image-size/default.nix
index edd09d2750e2f..777788eeb48d9 100644
--- a/pkgs/development/python-modules/opsdroid-get-image-size/default.nix
+++ b/pkgs/development/python-modules/opsdroid-get-image-size/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Get image width and height given a file path using minimal dependencies";
+    mainProgram = "get-image-size";
     license = licenses.mit;
     homepage = "https://github.com/opsdroid/image_size";
     maintainers = with maintainers; [ globin ];
diff --git a/pkgs/development/python-modules/optimum/default.nix b/pkgs/development/python-modules/optimum/default.nix
index 7b6be6027a6e1..d30873b91537d 100644
--- a/pkgs/development/python-modules/optimum/default.nix
+++ b/pkgs/development/python-modules/optimum/default.nix
@@ -107,6 +107,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Accelerate training and inference of 🤗 Transformers and 🤗 Diffusers with easy to use hardware optimization tools";
+    mainProgram = "optimum-cli";
     homepage = "https://github.com/huggingface/optimum";
     changelog = "https://github.com/huggingface/optimum/releases/tag/${src.rev}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/optuna/default.nix b/pkgs/development/python-modules/optuna/default.nix
index 39b1455b76bae..daf5a27e97a7f 100644
--- a/pkgs/development/python-modules/optuna/default.nix
+++ b/pkgs/development/python-modules/optuna/default.nix
@@ -132,6 +132,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A hyperparameter optimization framework";
+    mainProgram = "optuna";
     homepage = "https://optuna.org/";
     changelog = "https://github.com/optuna/optuna/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/osc-diagram/default.nix b/pkgs/development/python-modules/osc-diagram/default.nix
index 6f9b9b68b4680..f2802ed08e76d 100644
--- a/pkgs/development/python-modules/osc-diagram/default.nix
+++ b/pkgs/development/python-modules/osc-diagram/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Build Outscale cloud diagrams";
+    mainProgram = "osc-diagram";
     homepage = "https://github.com/outscale-mgo/osc-diagram";
     license = licenses.free;
     maintainers = with maintainers; [ nicolas-goudry ];
diff --git a/pkgs/development/python-modules/osc/default.nix b/pkgs/development/python-modules/osc/default.nix
index b2e50a316a374..a51352785f537 100644
--- a/pkgs/development/python-modules/osc/default.nix
+++ b/pkgs/development/python-modules/osc/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
     broken = stdenv.isDarwin;
     homepage = "https://github.com/openSUSE/osc";
     description = "opensuse-commander with svn like handling";
+    mainProgram = "osc";
     maintainers = [ maintainers.peti ];
     license = licenses.gpl2;
   };
diff --git a/pkgs/development/python-modules/oscpy/default.nix b/pkgs/development/python-modules/oscpy/default.nix
index a783889e38ab7..9ccbedb180606 100644
--- a/pkgs/development/python-modules/oscpy/default.nix
+++ b/pkgs/development/python-modules/oscpy/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A modern implementation of OSC for python2/3";
+    mainProgram = "oscli";
     license = licenses.mit;
     homepage = "https://github.com/kivy/oscpy";
     maintainers = [ maintainers.yurkobb ];
diff --git a/pkgs/development/python-modules/oslo-concurrency/default.nix b/pkgs/development/python-modules/oslo-concurrency/default.nix
index a42e9950066c2..13fbdbcaac64a 100644
--- a/pkgs/development/python-modules/oslo-concurrency/default.nix
+++ b/pkgs/development/python-modules/oslo-concurrency/default.nix
@@ -72,6 +72,7 @@ buildPythonPackage rec {
   meta = with lib; {
     broken = stdenv.isDarwin;
     description = "Oslo Concurrency library";
+    mainProgram = "lockutils-wrapper";
     homepage = "https://github.com/openstack/oslo.concurrency";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/oslo-log/default.nix b/pkgs/development/python-modules/oslo-log/default.nix
index d8904b0cdefc4..ab1084750996d 100644
--- a/pkgs/development/python-modules/oslo-log/default.nix
+++ b/pkgs/development/python-modules/oslo-log/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "oslo.log library";
+    mainProgram = "convert-json";
     homepage = "https://github.com/openstack/oslo.log";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/ovmfvartool/default.nix b/pkgs/development/python-modules/ovmfvartool/default.nix
index 8c5f435656177..fd15a3a12a4f4 100644
--- a/pkgs/development/python-modules/ovmfvartool/default.nix
+++ b/pkgs/development/python-modules/ovmfvartool/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Parse and generate OVMF_VARS.fd from Yaml";
+    mainProgram = "ovmfvartool";
     homepage = "https://github.com/hlandau/ovmfvartool";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ baloo raitobezarius ];
diff --git a/pkgs/development/python-modules/pandoc-xnos/default.nix b/pkgs/development/python-modules/pandoc-xnos/default.nix
index ad2aa6dd43b64..8d5a4694b1ac4 100644
--- a/pkgs/development/python-modules/pandoc-xnos/default.nix
+++ b/pkgs/development/python-modules/pandoc-xnos/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pandoc filter suite providing facilities for cross-referencing in markdown documents";
+    mainProgram = "pandoc-xnos";
     homepage = "https://github.com/tomduck/pandoc-xnos";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ ppenguin ];
diff --git a/pkgs/development/python-modules/panel/default.nix b/pkgs/development/python-modules/panel/default.nix
index dc7892df32282..4a4b93035d735 100644
--- a/pkgs/development/python-modules/panel/default.nix
+++ b/pkgs/development/python-modules/panel/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A high level dashboarding library for python visualization libraries";
+    mainProgram = "panel";
     homepage = "https://github.com/holoviz/panel";
     changelog = "https://github.com/holoviz/panel/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/papis/default.nix b/pkgs/development/python-modules/papis/default.nix
index 34980fb0c1ad1..8617c4ac73651 100644
--- a/pkgs/development/python-modules/papis/default.nix
+++ b/pkgs/development/python-modules/papis/default.nix
@@ -113,6 +113,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Powerful command-line document and bibliography manager";
+    mainProgram = "papis";
     homepage = "https://papis.readthedocs.io/";
     changelog = "https://github.com/papis/papis/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/parfive/default.nix b/pkgs/development/python-modules/parfive/default.nix
index c30dc40891bd5..b6c98c9a2e6c4 100644
--- a/pkgs/development/python-modules/parfive/default.nix
+++ b/pkgs/development/python-modules/parfive/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A HTTP and FTP parallel file downloader";
+    mainProgram = "parfive";
     homepage = "https://parfive.readthedocs.io/";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/parquet/default.nix b/pkgs/development/python-modules/parquet/default.nix
index 0e6cd2222f73b..85eb41fa51d43 100644
--- a/pkgs/development/python-modules/parquet/default.nix
+++ b/pkgs/development/python-modules/parquet/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation of the parquet columnar file format";
+    mainProgram = "parquet";
     homepage = "https://github.com/jcrobak/parquet-python";
     license = licenses.bsd2;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pastescript/default.nix b/pkgs/development/python-modules/pastescript/default.nix
index 70094b5aaafb3..65da03e73d97a 100644
--- a/pkgs/development/python-modules/pastescript/default.nix
+++ b/pkgs/development/python-modules/pastescript/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A pluggable command-line frontend, including commands to setup package file layouts";
+    mainProgram = "paster";
     homepage = "https://github.com/cdent/pastescript/";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pathy/default.nix b/pkgs/development/python-modules/pathy/default.nix
index c5fc0852b8686..0c2c0861cf840 100644
--- a/pkgs/development/python-modules/pathy/default.nix
+++ b/pkgs/development/python-modules/pathy/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Path interface for local and cloud bucket storage";
+    mainProgram = "pathy";
     homepage = "https://github.com/justindujardin/pathy";
     license = licenses.asl20;
     maintainers = with maintainers; [ melling ];
diff --git a/pkgs/development/python-modules/patiencediff/default.nix b/pkgs/development/python-modules/patiencediff/default.nix
index 00d5518856777..d75854a5cfebf 100644
--- a/pkgs/development/python-modules/patiencediff/default.nix
+++ b/pkgs/development/python-modules/patiencediff/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "C implementation of patiencediff algorithm for Python";
+    mainProgram = "patiencediff";
     homepage = "https://github.com/breezy-team/patiencediff";
     changelog = "https://github.com/breezy-team/patiencediff/releases/tag/v${version}";
     license = licenses.gpl2Plus;
diff --git a/pkgs/development/python-modules/patool/default.nix b/pkgs/development/python-modules/patool/default.nix
index ab4ef91d07a0c..a81b253718702 100644
--- a/pkgs/development/python-modules/patool/default.nix
+++ b/pkgs/development/python-modules/patool/default.nix
@@ -66,6 +66,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "portable archive file manager";
+    mainProgram = "patool";
     homepage = "https://wummel.github.io/patool/";
     license = licenses.gpl3;
     maintainers = with maintainers; [ marius851000 ];
diff --git a/pkgs/development/python-modules/paver/default.nix b/pkgs/development/python-modules/paver/default.nix
index d46d6eaa2934d..525d28d34232e 100644
--- a/pkgs/development/python-modules/paver/default.nix
+++ b/pkgs/development/python-modules/paver/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python-based build/distribution/deployment scripting tool";
+    mainProgram = "paver";
     homepage = "https://github.com/paver/paver";
     license = licenses.bsd3;
     maintainers = with maintainers; [ lovek323 ];
diff --git a/pkgs/development/python-modules/pbr/default.nix b/pkgs/development/python-modules/pbr/default.nix
index dbf6afe6f3302..7889471ebf293 100644
--- a/pkgs/development/python-modules/pbr/default.nix
+++ b/pkgs/development/python-modules/pbr/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Build Reasonableness";
+    mainProgram = "pbr";
     homepage = "https://github.com/openstack/pbr";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/pcodedmp/default.nix b/pkgs/development/python-modules/pcodedmp/default.nix
index c87cebe0f23ba..9c9ae3f6f7cb0 100644
--- a/pkgs/development/python-modules/pcodedmp/default.nix
+++ b/pkgs/development/python-modules/pcodedmp/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python VBA p-code disassembler";
+    mainProgram = "pcodedmp";
     homepage = "https://github.com/bontchev/pcodedmp";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pcpp/default.nix b/pkgs/development/python-modules/pcpp/default.nix
index e57934f4daf97..683c113327403 100644
--- a/pkgs/development/python-modules/pcpp/default.nix
+++ b/pkgs/development/python-modules/pcpp/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/ned14/pcpp";
     description = "A C99 preprocessor written in pure Python";
+    mainProgram = "pcpp";
     license = licenses.bsd0;
     maintainers = with maintainers; [ rakesh4g ];
  };
diff --git a/pkgs/development/python-modules/pdf2docx/default.nix b/pkgs/development/python-modules/pdf2docx/default.nix
index 0b460879e7267..3873f8beacf05 100644
--- a/pkgs/development/python-modules/pdf2docx/default.nix
+++ b/pkgs/development/python-modules/pdf2docx/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Convert PDF to DOCX";
+    mainProgram = "pdf2docx";
     homepage = "https://github.com/dothinking/pdf2docx";
     changelog = "https://github.com/dothinking/pdf2docx/releases/tag/v${version}";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/pdfplumber/default.nix b/pkgs/development/python-modules/pdfplumber/default.nix
index 2138d71819784..729758432ad0a 100644
--- a/pkgs/development/python-modules/pdfplumber/default.nix
+++ b/pkgs/development/python-modules/pdfplumber/default.nix
@@ -71,6 +71,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Plumb a PDF for detailed information about each char, rectangle, line, et cetera — and easily extract text and tables";
+    mainProgram = "pdfplumber";
     homepage = "https://github.com/jsvine/pdfplumber";
     changelog = "https://github.com/jsvine/pdfplumber/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pdfx/default.nix b/pkgs/development/python-modules/pdfx/default.nix
index 8f1049cc18e90..500db4812f2a4 100644
--- a/pkgs/development/python-modules/pdfx/default.nix
+++ b/pkgs/development/python-modules/pdfx/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
   meta = with lib; {
     inherit (src.meta) homepage;
     description = "Extract references (pdf, url, doi, arxiv) and metadata from a PDF";
+    mainProgram = "pdfx";
     license = licenses.asl20;
     maintainers = with maintainers; [ marsam ];
   };
diff --git a/pkgs/development/python-modules/pdoc/default.nix b/pkgs/development/python-modules/pdoc/default.nix
index b87b76afdc043..d1356c9a9940c 100644
--- a/pkgs/development/python-modules/pdoc/default.nix
+++ b/pkgs/development/python-modules/pdoc/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
     changelog = "https://github.com/mitmproxy/pdoc/blob/${src.rev}/CHANGELOG.md";
     homepage = "https://pdoc.dev/";
     description = "API Documentation for Python Projects";
+    mainProgram = "pdoc";
     license = licenses.unlicense;
     maintainers = with maintainers; [ pbsds ];
   };
diff --git a/pkgs/development/python-modules/peewee/default.nix b/pkgs/development/python-modules/peewee/default.nix
index deeccfe698819..2bd4515e0c1c9 100644
--- a/pkgs/development/python-modules/peewee/default.nix
+++ b/pkgs/development/python-modules/peewee/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python ORM with support for various database implementation";
+    mainProgram = "pwiz.py";
     homepage = "http://peewee-orm.com";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pep440/default.nix b/pkgs/development/python-modules/pep440/default.nix
index 0faa3c324b372..e083bb622b873 100644
--- a/pkgs/development/python-modules/pep440/default.nix
+++ b/pkgs/development/python-modules/pep440/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to check whether versions number match PEP 440";
+    mainProgram = "pep440";
     homepage = "https://github.com/Carreau/pep440";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pep8/default.nix b/pkgs/development/python-modules/pep8/default.nix
index 74bf420452b9a..425ad42e787c2 100644
--- a/pkgs/development/python-modules/pep8/default.nix
+++ b/pkgs/development/python-modules/pep8/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://pep8.readthedocs.org/";
     description = "Python style guide checker";
+    mainProgram = "pep8";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/percol/default.nix b/pkgs/development/python-modules/percol/default.nix
index a1061d8310d4c..2a58aa4f86788 100644
--- a/pkgs/development/python-modules/percol/default.nix
+++ b/pkgs/development/python-modules/percol/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/mooz/percol";
     description = "Adds flavor of interactive filtering to the traditional pipe concept of shell";
+    mainProgram = "percol";
     license = licenses.mit;
     maintainers = with maintainers; [ koral ];
   };
diff --git a/pkgs/development/python-modules/periodiq/default.nix b/pkgs/development/python-modules/periodiq/default.nix
index 5ed6a028aa38e..478168de30d04 100644
--- a/pkgs/development/python-modules/periodiq/default.nix
+++ b/pkgs/development/python-modules/periodiq/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Simple Scheduler for Dramatiq Task Queue";
+    mainProgram = "periodiq";
     homepage = "https://pypi.org/project/periodiq/";
     license = licenses.lgpl3Only;
     maintainers = with maintainers; [ traxys ];
diff --git a/pkgs/development/python-modules/pgcli/default.nix b/pkgs/development/python-modules/pgcli/default.nix
index aff6d3d2149b5..f60a5fd9dae52 100644
--- a/pkgs/development/python-modules/pgcli/default.nix
+++ b/pkgs/development/python-modules/pgcli/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Command-line interface for PostgreSQL";
+    mainProgram = "pgcli";
     longDescription = ''
       Rich command-line interface for PostgreSQL with auto-completion and
       syntax highlighting.
diff --git a/pkgs/development/python-modules/pgsanity/default.nix b/pkgs/development/python-modules/pgsanity/default.nix
index 510d5e66bdbb1..ea133ad8c2004 100644
--- a/pkgs/development/python-modules/pgsanity/default.nix
+++ b/pkgs/development/python-modules/pgsanity/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/markdrago/pgsanity";
     description = "Checks the syntax of Postgresql SQL files";
+    mainProgram = "pgsanity";
     longDescription = ''
       PgSanity checks the syntax of Postgresql SQL files by
       taking a file that has a list of bare SQL in it,
diff --git a/pkgs/development/python-modules/phe/default.nix b/pkgs/development/python-modules/phe/default.nix
index e943afa3caeff..0dc423883c4bd 100644
--- a/pkgs/development/python-modules/phe/default.nix
+++ b/pkgs/development/python-modules/phe/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "A library for Partially Homomorphic Encryption in Python";
+    mainProgram = "pheutil";
     homepage = "https://github.com/n1analytics/python-paillier";
     license = licenses.gpl3;
   };
diff --git a/pkgs/development/python-modules/phonemizer/default.nix b/pkgs/development/python-modules/phonemizer/default.nix
index 2e8dcb85570b7..26a95b1d5847c 100644
--- a/pkgs/development/python-modules/phonemizer/default.nix
+++ b/pkgs/development/python-modules/phonemizer/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/bootphon/phonemizer";
     changelog = "https://github.com/bootphon/phonemizer/blob/v${version}/CHANGELOG.md";
     description = "Simple text to phones converter for multiple languages";
+    mainProgram = "phonemize";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/picosvg/default.nix b/pkgs/development/python-modules/picosvg/default.nix
index 87f3eccfdb0ed..74a6b408f6a87 100644
--- a/pkgs/development/python-modules/picosvg/default.nix
+++ b/pkgs/development/python-modules/picosvg/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to simplify SVGs";
+    mainProgram = "picosvg";
     homepage = "https://github.com/googlefonts/picosvg";
     license = licenses.asl20;
     maintainers = with maintainers; [ _999eagle ];
diff --git a/pkgs/development/python-modules/pijuice/default.nix b/pkgs/development/python-modules/pijuice/default.nix
index a42c7ad8c1ede..ecbe9343008b4 100644
--- a/pkgs/development/python-modules/pijuice/default.nix
+++ b/pkgs/development/python-modules/pijuice/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library and resources for PiJuice HAT for Raspberry Pi";
+    mainProgram = "pijuice_cli";
     homepage = "https://github.com/PiSupply/PiJuice";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ hexagonal-sun ];
diff --git a/pkgs/development/python-modules/pinboard/default.nix b/pkgs/development/python-modules/pinboard/default.nix
index 83fe4a330c3d9..b7dab8e44fc8e 100644
--- a/pkgs/development/python-modules/pinboard/default.nix
+++ b/pkgs/development/python-modules/pinboard/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python wrapper for Pinboard.in";
+    mainProgram = "pinboard";
     maintainers = with maintainers; [ djanatyn ];
     license = licenses.asl20;
     homepage = "https://github.com/lionheart/pinboard.py";
diff --git a/pkgs/development/python-modules/ping3/default.nix b/pkgs/development/python-modules/ping3/default.nix
index 133775eb7915a..998904bd98754 100644
--- a/pkgs/development/python-modules/ping3/default.nix
+++ b/pkgs/development/python-modules/ping3/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A pure python3 version of ICMP ping implementation using raw socket";
+    mainProgram = "ping3";
     homepage = "https://pypi.org/project/ping3";
     license = licenses.mit;
     maintainers = with maintainers; [ siraben ];
diff --git a/pkgs/development/python-modules/pint/default.nix b/pkgs/development/python-modules/pint/default.nix
index 3dfe10c8d9bc2..99e8da4cdd30d 100644
--- a/pkgs/development/python-modules/pint/default.nix
+++ b/pkgs/development/python-modules/pint/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/hgrecco/pint/blob/${version}/CHANGES";
     description = "Physical quantities module";
+    mainProgram = "pint-convert";
     license = licenses.bsd3;
     homepage = "https://github.com/hgrecco/pint/";
     maintainers = with maintainers; [ doronbehar ];
diff --git a/pkgs/development/python-modules/pipdate/default.nix b/pkgs/development/python-modules/pipdate/default.nix
index 172401620a596..41aaf498d917a 100644
--- a/pkgs/development/python-modules/pipdate/default.nix
+++ b/pkgs/development/python-modules/pipdate/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "pip update helpers";
+    mainProgram = "pipdate";
     homepage = "https://github.com/nschloe/pipdate";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pipdeptree/default.nix b/pkgs/development/python-modules/pipdeptree/default.nix
index 3537c151e6f49..d4d289e078884 100644
--- a/pkgs/development/python-modules/pipdeptree/default.nix
+++ b/pkgs/development/python-modules/pipdeptree/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Command line utility to show dependency tree of packages";
+    mainProgram = "pipdeptree";
     homepage = "https://github.com/tox-dev/pipdeptree";
     changelog = "https://github.com/tox-dev/pipdeptree/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pipenv-poetry-migrate/default.nix b/pkgs/development/python-modules/pipenv-poetry-migrate/default.nix
index 6cfaf7eccb73d..31a182de17add 100644
--- a/pkgs/development/python-modules/pipenv-poetry-migrate/default.nix
+++ b/pkgs/development/python-modules/pipenv-poetry-migrate/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "This is simple migration script, migrate pipenv to poetry";
+    mainProgram = "pipenv-poetry-migrate";
     homepage = "https://github.com/yhino/pipenv-poetry-migrate";
     changelog = "https://github.com/yhino/pipenv-poetry-migrate/blob/v${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/pipx/default.nix b/pkgs/development/python-modules/pipx/default.nix
index 330abf560fb75..f4038d46d1136 100644
--- a/pkgs/development/python-modules/pipx/default.nix
+++ b/pkgs/development/python-modules/pipx/default.nix
@@ -79,6 +79,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Install and run Python applications in isolated environments";
+    mainProgram = "pipx";
     homepage = "https://github.com/pipxproject/pipx";
     changelog = "https://github.com/pypa/pipx/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pixcat/default.nix b/pkgs/development/python-modules/pixcat/default.nix
index b5629cebb937e..e316e2c516307 100644
--- a/pkgs/development/python-modules/pixcat/default.nix
+++ b/pkgs/development/python-modules/pixcat/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Display images on a kitty terminal with optional resizing";
+    mainProgram = "pixcat";
     homepage = "https://github.com/mirukan/pixcat";
     license = licenses.lgpl3;
     maintainers = [ maintainers.tilcreator ];
diff --git a/pkgs/development/python-modules/pixel-ring/default.nix b/pkgs/development/python-modules/pixel-ring/default.nix
index c88715270bd7b..b0a7e35273288 100644
--- a/pkgs/development/python-modules/pixel-ring/default.nix
+++ b/pkgs/development/python-modules/pixel-ring/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "RGB LED library for ReSpeaker 4 Mic Array, ReSpeaker V2 & ReSpeaker USB 6+1 Mic Array";
+    mainProgram = "pixel_ring_check";
     homepage = "https://github.com/respeaker/pixel_ring/tree/master";
     license = licenses.gpl2Only;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/pkginfo/default.nix b/pkgs/development/python-modules/pkginfo/default.nix
index 9fd8fa40dc79b..dfce6e21bf1ab 100644
--- a/pkgs/development/python-modules/pkginfo/default.nix
+++ b/pkgs/development/python-modules/pkginfo/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Query metadatdata from sdists, bdists or installed packages";
+    mainProgram = "pkginfo";
     homepage = "https://pythonhosted.org/pkginfo/";
     longDescription = ''
       This package provides an API for querying the distutils metadata
diff --git a/pkgs/development/python-modules/pkginfo2/default.nix b/pkgs/development/python-modules/pkginfo2/default.nix
index 0c841adf406a3..74d05de7ad975 100644
--- a/pkgs/development/python-modules/pkginfo2/default.nix
+++ b/pkgs/development/python-modules/pkginfo2/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Query metadatdata from sdists, bdists or installed packages";
+    mainProgram = "pkginfo2";
     homepage = "https://github.com/nexB/pkginfo2";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/plac/default.nix b/pkgs/development/python-modules/plac/default.nix
index 70a57168b12a9..bc00253aafde3 100644
--- a/pkgs/development/python-modules/plac/default.nix
+++ b/pkgs/development/python-modules/plac/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Parsing the Command Line the Easy Way";
+    mainProgram = "plac_runner.py";
     homepage = "https://github.com/micheles/plac";
     license = licenses.bsdOriginal;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/playwright/default.nix b/pkgs/development/python-modules/playwright/default.nix
index 31ded41872f1c..deb8115d16d74 100644
--- a/pkgs/development/python-modules/playwright/default.nix
+++ b/pkgs/development/python-modules/playwright/default.nix
@@ -106,6 +106,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python version of the Playwright testing and automation library";
+    mainProgram = "playwright";
     homepage = "https://github.com/microsoft/playwright-python";
     license = licenses.asl20;
     maintainers = with maintainers; [ techknowlogick yrd ];
diff --git a/pkgs/development/python-modules/pleroma-bot/default.nix b/pkgs/development/python-modules/pleroma-bot/default.nix
index 65dd403c21da9..773b9bccdf5f4 100644
--- a/pkgs/development/python-modules/pleroma-bot/default.nix
+++ b/pkgs/development/python-modules/pleroma-bot/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Bot for mirroring one or multiple Twitter accounts in Pleroma/Mastodon";
+    mainProgram = "pleroma-bot";
     homepage = "https://robertoszek.github.io/pleroma-bot/";
     license = licenses.mit;
     maintainers = with maintainers; [ robertoszek ];
diff --git a/pkgs/development/python-modules/plotext/default.nix b/pkgs/development/python-modules/plotext/default.nix
index 8c6d0b39985cc..7342067b8ead0 100644
--- a/pkgs/development/python-modules/plotext/default.nix
+++ b/pkgs/development/python-modules/plotext/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Plotting directly in the terminal";
+    mainProgram = "plotext";
     homepage = "https://github.com/piccolomo/plotext";
     license = licenses.mit;
     maintainers = with maintainers; [ samuela ];
diff --git a/pkgs/development/python-modules/pnglatex/default.nix b/pkgs/development/python-modules/pnglatex/default.nix
index d953678942bfb..05b36b2248395 100644
--- a/pkgs/development/python-modules/pnglatex/default.nix
+++ b/pkgs/development/python-modules/pnglatex/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/MaT1g3R/pnglatex";
     description = "a small program that converts LaTeX snippets to png";
+    mainProgram = "pnglatex";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ GaetanLepage ];
   };
diff --git a/pkgs/development/python-modules/podcats/default.nix b/pkgs/development/python-modules/podcats/default.nix
index ba4778123ae9e..e1cb4a05a7843 100644
--- a/pkgs/development/python-modules/podcats/default.nix
+++ b/pkgs/development/python-modules/podcats/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Application that generates RSS feeds for podcast episodes from local audio files";
+    mainProgram = "podcats";
     homepage = "https://github.com/jakubroztocil/podcats";
     license = lib.licenses.bsd2;
   };
diff --git a/pkgs/development/python-modules/poetry-dynamic-versioning/default.nix b/pkgs/development/python-modules/poetry-dynamic-versioning/default.nix
index 052cb9c4d7d61..6e375def3c65b 100644
--- a/pkgs/development/python-modules/poetry-dynamic-versioning/default.nix
+++ b/pkgs/development/python-modules/poetry-dynamic-versioning/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Plugin for Poetry to enable dynamic versioning based on VCS tags";
+    mainProgram = "poetry-dynamic-versioning";
     homepage = "https://github.com/mtkennerly/poetry-dynamic-versioning";
     changelog = "https://github.com/mtkennerly/poetry-dynamic-versioning/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/policy-sentry/default.nix b/pkgs/development/python-modules/policy-sentry/default.nix
index 26db669e94ba1..19cfbf29192c1 100644
--- a/pkgs/development/python-modules/policy-sentry/default.nix
+++ b/pkgs/development/python-modules/policy-sentry/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for generating IAM least privilege policies";
+    mainProgram = "policy_sentry";
     homepage = "https://github.com/salesforce/policy_sentry";
     changelog = "https://github.com/salesforce/policy_sentry/releases/tag/${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/port-for/default.nix b/pkgs/development/python-modules/port-for/default.nix
index 9efcd9acfaff0..ae3c00e6d4355 100644
--- a/pkgs/development/python-modules/port-for/default.nix
+++ b/pkgs/development/python-modules/port-for/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/kmike/port-for";
     description = "Command-line utility and library that helps with TCP port managment";
+    mainProgram = "port-for";
     changelog = "https://github.com/kmike/port-for/blob/v${version}/CHANGES.rst";
     license = licenses.mit;
     maintainers = with maintainers; [ bcdarwin ];
diff --git a/pkgs/development/python-modules/portpicker/default.nix b/pkgs/development/python-modules/portpicker/default.nix
index 2595e20622d95..65c4059b4fc26 100644
--- a/pkgs/development/python-modules/portpicker/default.nix
+++ b/pkgs/development/python-modules/portpicker/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to choose unique available network ports";
+    mainProgram = "portserver.py";
     homepage = "https://github.com/google/python_portpicker";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pox/default.nix b/pkgs/development/python-modules/pox/default.nix
index fd2303197b838..e3926ed045b0c 100644
--- a/pkgs/development/python-modules/pox/default.nix
+++ b/pkgs/development/python-modules/pox/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utilities for filesystem exploration and automated builds";
+    mainProgram = "pox";
     homepage = "https://pox.readthedocs.io/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/ppft/default.nix b/pkgs/development/python-modules/ppft/default.nix
index 3c721320d995b..d72fe679c2265 100644
--- a/pkgs/development/python-modules/ppft/default.nix
+++ b/pkgs/development/python-modules/ppft/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Distributed and parallel Python";
+    mainProgram = "ppserver";
     homepage = "https://ppft.readthedocs.io/";
     changelog = "https://github.com/uqfoundation/ppft/releases/tag/${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/pprintpp/default.nix b/pkgs/development/python-modules/pprintpp/default.nix
index b72eeeebce475..c0f98eca75e1e 100644
--- a/pkgs/development/python-modules/pprintpp/default.nix
+++ b/pkgs/development/python-modules/pprintpp/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A drop-in replacement for pprint that's actually pretty";
+    mainProgram = "pypprint";
     homepage = "https://github.com/wolever/pprintpp";
     changelog = "https://github.com/wolever/pprintpp/blob/${version}/CHANGELOG.txt";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/pproxy/default.nix b/pkgs/development/python-modules/pproxy/default.nix
index e37c43baf34b6..4cec1dd46895d 100644
--- a/pkgs/development/python-modules/pproxy/default.nix
+++ b/pkgs/development/python-modules/pproxy/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Proxy server that can tunnel among remote servers by regex rules";
+    mainProgram = "pproxy";
     homepage = "https://github.com/qwj/python-proxy";
     license = licenses.mit;
     maintainers = with maintainers; [ drewrisinger ];
diff --git a/pkgs/development/python-modules/prance/default.nix b/pkgs/development/python-modules/prance/default.nix
index 33ad076f93387..b479451e065c5 100644
--- a/pkgs/development/python-modules/prance/default.nix
+++ b/pkgs/development/python-modules/prance/default.nix
@@ -75,6 +75,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/RonnyPfannschmidt/prance/blob/${src.rev}/CHANGES.rst";
     description = "Resolving Swagger/OpenAPI 2.0 and 3.0.0 Parser";
+    mainProgram = "prance";
     homepage = "https://github.com/RonnyPfannschmidt/prance";
     license = licenses.mit;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/propka/default.nix b/pkgs/development/python-modules/propka/default.nix
index 08a85586411c0..2e29476774d13 100644
--- a/pkgs/development/python-modules/propka/default.nix
+++ b/pkgs/development/python-modules/propka/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A predictor of the pKa values of ionizable groups in proteins and protein-ligand complexes based in the 3D structure";
+    mainProgram = "propka3";
     homepage = "https://github.com/jensengroup/propka";
     changelog = "https://github.com/jensengroup/propka/releases/tag/v${version}";
     license = licenses.lgpl21Only;
diff --git a/pkgs/development/python-modules/protonvpn-nm-lib/default.nix b/pkgs/development/python-modules/protonvpn-nm-lib/default.nix
index 2c1818434ac42..7d4b65db3ddae 100644
--- a/pkgs/development/python-modules/protonvpn-nm-lib/default.nix
+++ b/pkgs/development/python-modules/protonvpn-nm-lib/default.nix
@@ -73,6 +73,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ProtonVPN NetworkManager Library intended for every ProtonVPN service user";
+    mainProgram = "protonvpn_reconnector.py";
     homepage = "https://github.com/ProtonVPN/protonvpn-nm-lib";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ wolfangaukang ];
diff --git a/pkgs/development/python-modules/proxy-db/default.nix b/pkgs/development/python-modules/proxy-db/default.nix
index 1a6781b763f95..a4a6fef11188e 100644
--- a/pkgs/development/python-modules/proxy-db/default.nix
+++ b/pkgs/development/python-modules/proxy-db/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to manage proxies in a local database";
+    mainProgram = "proxy-db";
     homepage = "https://github.com/Nekmo/proxy-db/";
     changelog = "https://github.com/Nekmo/proxy-db/blob/v${version}/HISTORY.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/psd-tools/default.nix b/pkgs/development/python-modules/psd-tools/default.nix
index efa364a09de03..f7240787a690b 100644
--- a/pkgs/development/python-modules/psd-tools/default.nix
+++ b/pkgs/development/python-modules/psd-tools/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python package for reading Adobe Photoshop PSD files";
+    mainProgram = "psd-tools";
     homepage = "https://github.com/kmike/psd-tools";
     changelog = "https://github.com/psd-tools/psd-tools/blob/v${version}/CHANGES.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ptable/default.nix b/pkgs/development/python-modules/ptable/default.nix
index 7a3980ceb9b9a..8589ed16277f4 100644
--- a/pkgs/development/python-modules/ptable/default.nix
+++ b/pkgs/development/python-modules/ptable/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage {
   meta = with lib; {
     homepage = "https://github.com/kxxoling/PTable";
     description = "A simple Python library designed to make it quick and easy to represent tabular data in visually appealing ASCII tables";
+    mainProgram = "ptable";
     license = licenses.bsd3;
     maintainers = [ maintainers.mmahut ];
   };
diff --git a/pkgs/development/python-modules/publicsuffixlist/default.nix b/pkgs/development/python-modules/publicsuffixlist/default.nix
index b0682b5e8a43e..6d0e49bcb3e36 100644
--- a/pkgs/development/python-modules/publicsuffixlist/default.nix
+++ b/pkgs/development/python-modules/publicsuffixlist/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Public Suffix List parser implementation";
+    mainProgram = "publicsuffixlist-download";
     homepage = "https://github.com/ko-zu/psl";
     license = licenses.mpl20;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pudb/default.nix b/pkgs/development/python-modules/pudb/default.nix
index 160e74d5c7b66..2ab448e77f1cd 100644
--- a/pkgs/development/python-modules/pudb/default.nix
+++ b/pkgs/development/python-modules/pudb/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A full-screen, console-based Python debugger";
+    mainProgram = "pudb";
     homepage = "https://github.com/inducer/pudb";
     changelog = "https://github.com/inducer/pudb/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pulp/default.nix b/pkgs/development/python-modules/pulp/default.nix
index ab55157ed2074..8e318822f086c 100644
--- a/pkgs/development/python-modules/pulp/default.nix
+++ b/pkgs/development/python-modules/pulp/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to generate MPS or LP files";
+    mainProgram = "pulptest";
     homepage = "https://github.com/coin-or/pulp";
     license = licenses.mit;
     maintainers = with maintainers; [ teto ];
diff --git a/pkgs/development/python-modules/py-air-control-exporter/default.nix b/pkgs/development/python-modules/py-air-control-exporter/default.nix
index 6cf165d8b0937..714cd613fcea3 100644
--- a/pkgs/development/python-modules/py-air-control-exporter/default.nix
+++ b/pkgs/development/python-modules/py-air-control-exporter/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Exports Air Quality Metrics to Prometheus";
+    mainProgram = "py-air-control-exporter";
     homepage = "https://github.com/urbas/py-air-control-exporter";
     license = licenses.mit;
     maintainers = with maintainers; [ urbas ];
diff --git a/pkgs/development/python-modules/py-cpuinfo/default.nix b/pkgs/development/python-modules/py-cpuinfo/default.nix
index 68301c0e499f4..ed6bdab5cfa4f 100644
--- a/pkgs/development/python-modules/py-cpuinfo/default.nix
+++ b/pkgs/development/python-modules/py-cpuinfo/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Get CPU info with pure Python";
+    mainProgram = "cpuinfo";
     longDescription = ''
       Py-cpuinfo gets CPU info with pure Python and should work without any
       extra programs or libraries, beyond what your OS provides. It does not
diff --git a/pkgs/development/python-modules/py-sneakers/default.nix b/pkgs/development/python-modules/py-sneakers/default.nix
index 62174c3dfc268..b69516d47a777 100644
--- a/pkgs/development/python-modules/py-sneakers/default.nix
+++ b/pkgs/development/python-modules/py-sneakers/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to emulate the Sneakers movie effect";
+    mainProgram = "py-sneakers";
     homepage = "https://github.com/aenima-x/py-sneakers";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/py-synologydsm-api/default.nix b/pkgs/development/python-modules/py-synologydsm-api/default.nix
index a8019318e538e..26a101389eb77 100644
--- a/pkgs/development/python-modules/py-synologydsm-api/default.nix
+++ b/pkgs/development/python-modules/py-synologydsm-api/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API for Synology DSM";
+    mainProgram = "synologydsm-api";
     homepage = "https://github.com/mib1185/py-synologydsm-api";
     changelog = "https://github.com/mib1185/py-synologydsm-api/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/py-vapid/default.nix b/pkgs/development/python-modules/py-vapid/default.nix
index 25dd99816d0f0..89b7a045d0c1d 100644
--- a/pkgs/development/python-modules/py-vapid/default.nix
+++ b/pkgs/development/python-modules/py-vapid/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for VAPID header generation";
+    mainProgram = "vapid";
     homepage = "https://github.com/mozilla-services/vapid";
     license = licenses.mpl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/py3langid/default.nix b/pkgs/development/python-modules/py3langid/default.nix
index 02631320c4af1..84e758bfc5ef2 100644
--- a/pkgs/development/python-modules/py3langid/default.nix
+++ b/pkgs/development/python-modules/py3langid/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fork of the language identification tool langid.py, featuring a modernized codebase and faster execution times";
+    mainProgram = "langid";
     homepage = "https://github.com/adbar/py3langid";
     changelog = "https://github.com/adbar/py3langid/blob/v${version}/HISTORY.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/py3nvml/default.nix b/pkgs/development/python-modules/py3nvml/default.nix
index 3cd3b122d8674..e551298e69fea 100644
--- a/pkgs/development/python-modules/py3nvml/default.nix
+++ b/pkgs/development/python-modules/py3nvml/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python 3 Bindings for the NVIDIA Management Library";
+    mainProgram = "py3smi";
     homepage = "https://pypi.org/project/py3nvml/";
     license = with licenses; [ bsd3 bsd2 ];
     maintainers = with maintainers; [ happysalada ];
diff --git a/pkgs/development/python-modules/py65/default.nix b/pkgs/development/python-modules/py65/default.nix
index 5748b8c16938f..3c06f5932f001 100644
--- a/pkgs/development/python-modules/py65/default.nix
+++ b/pkgs/development/python-modules/py65/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
   meta = {
     homepage = "https://py65.readthedocs.io/";
     description = "Emulate 6502-based microcomputer systems in Python";
+    mainProgram = "py65mon";
     longDescription = ''
       Py65 includes a program called Py65Mon that functions as a machine
       language monitor. This kind of program is sometimes also called a
diff --git a/pkgs/development/python-modules/pyaml/default.nix b/pkgs/development/python-modules/pyaml/default.nix
index 825568da73a8f..7a52c601ef35f 100644
--- a/pkgs/development/python-modules/pyaml/default.nix
+++ b/pkgs/development/python-modules/pyaml/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "PyYAML-based module to produce pretty and readable YAML-serialized data";
+    mainProgram = "pyaml";
     homepage = "https://github.com/mk-fg/pretty-yaml";
     license = licenses.wtfpl;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pyannotate/default.nix b/pkgs/development/python-modules/pyannotate/default.nix
index 053844d71fe9a..abf751e88afd0 100644
--- a/pkgs/development/python-modules/pyannotate/default.nix
+++ b/pkgs/development/python-modules/pyannotate/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Auto-generate PEP-484 annotations";
+    mainProgram = "pyannotate";
     homepage = "https://github.com/dropbox/pyannotate";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pyannote-database/default.nix b/pkgs/development/python-modules/pyannote-database/default.nix
index 0b90e9ce224bb..e3e3ac56ca703 100644
--- a/pkgs/development/python-modules/pyannote-database/default.nix
+++ b/pkgs/development/python-modules/pyannote-database/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Reproducible experimental protocols for multimedia (audio, video, text) database";
+    mainProgram = "pyannote-database";
     homepage = "https://github.com/pyannote/pyannote-database";
     license = licenses.mit;
     maintainers = with maintainers; [ matthewcroughan ];
diff --git a/pkgs/development/python-modules/pyannote-metrics/default.nix b/pkgs/development/python-modules/pyannote-metrics/default.nix
index e5c26d3d410af..1ab1a9668160e 100644
--- a/pkgs/development/python-modules/pyannote-metrics/default.nix
+++ b/pkgs/development/python-modules/pyannote-metrics/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A toolkit for reproducible evaluation, diagnostic, and error analysis of speaker diarization systems";
+    mainProgram = "pyannote-metrics";
     homepage = "https://github.com/pyannote/pyannote-metrics";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pyannote-pipeline/default.nix b/pkgs/development/python-modules/pyannote-pipeline/default.nix
index 52e96b05ed141..00b7eab6344a1 100644
--- a/pkgs/development/python-modules/pyannote-pipeline/default.nix
+++ b/pkgs/development/python-modules/pyannote-pipeline/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tunable pipelines";
+    mainProgram = "pyannote-pipeline";
     homepage = "https://github.com/pyannote/pyannote-pipeline";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pyatome/default.nix b/pkgs/development/python-modules/pyatome/default.nix
index efc0a8ba554bd..2022260d48170 100644
--- a/pkgs/development/python-modules/pyatome/default.nix
+++ b/pkgs/development/python-modules/pyatome/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to get energy consumption data from Atome";
+    mainProgram = "pyatome";
     homepage = "https://github.com/baqs/pyAtome";
     license = licenses.asl20;
     maintainers = with maintainers; [ uvnikita ];
diff --git a/pkgs/development/python-modules/pyaxmlparser/default.nix b/pkgs/development/python-modules/pyaxmlparser/default.nix
index e3826a9a36989..818ea47fc497a 100644
--- a/pkgs/development/python-modules/pyaxmlparser/default.nix
+++ b/pkgs/development/python-modules/pyaxmlparser/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python3 Parser for Android XML file and get Application Name without using Androguard";
+    mainProgram = "apkinfo";
     homepage = "https://github.com/appknox/pyaxmlparser";
     # Files from Androguard are licensed ASL 2.0
     license = with licenses; [ mit asl20 ];
diff --git a/pkgs/development/python-modules/pybase64/default.nix b/pkgs/development/python-modules/pybase64/default.nix
index 944247e1fac9b..fdc65a0abe72b 100644
--- a/pkgs/development/python-modules/pybase64/default.nix
+++ b/pkgs/development/python-modules/pybase64/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fast Base64 encoding/decoding";
+    mainProgram = "pybase64";
     homepage = "https://github.com/mayeut/pybase64";
     changelog = "https://github.com/mayeut/pybase64/releases/tag/v${version}";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/pybids/default.nix b/pkgs/development/python-modules/pybids/default.nix
index f6f5a8fc18ed7..d702b4d509d37 100644
--- a/pkgs/development/python-modules/pybids/default.nix
+++ b/pkgs/development/python-modules/pybids/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python tools for querying and manipulating BIDS datasets";
+    mainProgram = "pybids";
     homepage = "https://github.com/bids-standard/pybids";
     changelog = "https://github.com/bids-standard/pybids/blob/${version}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pybind11/default.nix b/pkgs/development/python-modules/pybind11/default.nix
index 223c505df1469..cfb7d42a6f462 100644
--- a/pkgs/development/python-modules/pybind11/default.nix
+++ b/pkgs/development/python-modules/pybind11/default.nix
@@ -115,6 +115,7 @@ in buildPythonPackage rec {
     homepage = "https://github.com/pybind/pybind11";
     changelog = "https://github.com/pybind/pybind11/blob/${src.rev}/docs/changelog.rst";
     description = "Seamless operability between C++11 and Python";
+    mainProgram = "pybind11-config";
     longDescription = ''
       Pybind11 is a lightweight header-only library that exposes
       C++ types in Python and vice versa, mainly to create Python
diff --git a/pkgs/development/python-modules/pycec/default.nix b/pkgs/development/python-modules/pycec/default.nix
index 58da1c55b9349..831b12efa9878 100644
--- a/pkgs/development/python-modules/pycec/default.nix
+++ b/pkgs/development/python-modules/pycec/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python modules to access HDMI CEC devices";
+    mainProgram = "pycec";
     homepage = "https://github.com/konikvranik/pycec/";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pycflow2dot/default.nix b/pkgs/development/python-modules/pycflow2dot/default.nix
index 34ea15664c4b2..7bcd95e30d90c 100644
--- a/pkgs/development/python-modules/pycflow2dot/default.nix
+++ b/pkgs/development/python-modules/pycflow2dot/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Layout C call graphs from cflow using GraphViz dot";
+    mainProgram = "cflow2dot";
     homepage    = "https://github.com/johnyf/pycflow2dot";
     license     = licenses.gpl3Plus;
     maintainers = with maintainers; [ evils ];
diff --git a/pkgs/development/python-modules/pyclip/default.nix b/pkgs/development/python-modules/pyclip/default.nix
index c9819b523ad93..88fd8db0419e7 100644
--- a/pkgs/development/python-modules/pyclip/default.nix
+++ b/pkgs/development/python-modules/pyclip/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
   meta = {
     broken = stdenv.isDarwin;
     description = "Cross-platform clipboard utilities supporting both binary and text data";
+    mainProgram = "pyclip";
     homepage = "https://github.com/spyoungtech/pyclip";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ mcaju ];
diff --git a/pkgs/development/python-modules/pycodestyle/default.nix b/pkgs/development/python-modules/pycodestyle/default.nix
index 761e9c0562a4d..f17001efdda16 100644
--- a/pkgs/development/python-modules/pycodestyle/default.nix
+++ b/pkgs/development/python-modules/pycodestyle/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/PyCQA/pycodestyle/blob/${version}/CHANGES.txt";
     description = "Python style guide checker";
+    mainProgram = "pycodestyle";
     homepage = "https://pycodestyle.pycqa.org/";
     license = licenses.mit;
     maintainers = with maintainers; [
diff --git a/pkgs/development/python-modules/pycritty/default.nix b/pkgs/development/python-modules/pycritty/default.nix
index 18101f057587a..1044d2e72e77c 100644
--- a/pkgs/development/python-modules/pycritty/default.nix
+++ b/pkgs/development/python-modules/pycritty/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A CLI tool for changing your alacritty configuration on the fly";
+    mainProgram = "pycritty";
     homepage = "https://github.com/antoniosarosi/pycritty";
     license = licenses.mit;
     maintainers = with maintainers; [ jperras ];
diff --git a/pkgs/development/python-modules/pyct/default.nix b/pkgs/development/python-modules/pyct/default.nix
index 1aed69b85fe62..4897a7e549172 100644
--- a/pkgs/development/python-modules/pyct/default.nix
+++ b/pkgs/development/python-modules/pyct/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ClI for Python common tasks for users";
+    mainProgram = "pyct";
     homepage = "https://github.com/pyviz/pyct";
     changelog = "https://github.com/pyviz-dev/pyct/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/pydaikin/default.nix b/pkgs/development/python-modules/pydaikin/default.nix
index eb10298374353..d669efbffbebb 100644
--- a/pkgs/development/python-modules/pydaikin/default.nix
+++ b/pkgs/development/python-modules/pydaikin/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Daikin HVAC appliances interface";
+    mainProgram = "pydaikin";
     homepage = "https://bitbucket.org/mustang51/pydaikin";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pydeconz/default.nix b/pkgs/development/python-modules/pydeconz/default.nix
index f64913c32d336..f9de6f4ad8803 100644
--- a/pkgs/development/python-modules/pydeconz/default.nix
+++ b/pkgs/development/python-modules/pydeconz/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library wrapping the Deconz REST API";
+    mainProgram = "pydeconz";
     homepage = "https://github.com/Kane610/deconz";
     changelog = "https://github.com/Kane610/deconz/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pydeps/default.nix b/pkgs/development/python-modules/pydeps/default.nix
index 6830d17cc6219..0488e35a1be8c 100644
--- a/pkgs/development/python-modules/pydeps/default.nix
+++ b/pkgs/development/python-modules/pydeps/default.nix
@@ -60,6 +60,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module dependency visualization";
+    mainProgram = "pydeps";
     homepage = "https://github.com/thebjorn/pydeps";
     changelog = "https://github.com/thebjorn/pydeps/releases/tag/v${version}";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/pydevd/default.nix b/pkgs/development/python-modules/pydevd/default.nix
index df840a24db8f7..25ca54297f25c 100644
--- a/pkgs/development/python-modules/pydevd/default.nix
+++ b/pkgs/development/python-modules/pydevd/default.nix
@@ -73,6 +73,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "PyDev.Debugger (used in PyDev, PyCharm and VSCode Python)";
+    mainProgram = "pydevd";
     homepage = "https://github.com/fabioz/PyDev.Debugger";
     license = licenses.epl10;
     maintainers = with maintainers; [ onny ];
diff --git a/pkgs/development/python-modules/pydicom/default.nix b/pkgs/development/python-modules/pydicom/default.nix
index 48824469b2304..6bcb0c42fa583 100644
--- a/pkgs/development/python-modules/pydicom/default.nix
+++ b/pkgs/development/python-modules/pydicom/default.nix
@@ -82,6 +82,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Python package for working with DICOM files";
+    mainProgram = "pydicom";
     homepage = "https://pydicom.github.io";
     changelog = "https://github.com/pydicom/pydicom/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pydiscourse/default.nix b/pkgs/development/python-modules/pydiscourse/default.nix
index f897509c182e1..faffa9e619ee9 100644
--- a/pkgs/development/python-modules/pydiscourse/default.nix
+++ b/pkgs/development/python-modules/pydiscourse/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python library for working with Discourse";
+    mainProgram = "pydiscoursecli";
     homepage = "https://github.com/pydiscourse/pydiscourse";
     changelog = "https://github.com/pydiscourse/pydiscourse/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pydocstyle/default.nix b/pkgs/development/python-modules/pydocstyle/default.nix
index 62905e2a0865e..9d677cb6a48d9 100644
--- a/pkgs/development/python-modules/pydocstyle/default.nix
+++ b/pkgs/development/python-modules/pydocstyle/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python docstring style checker";
+    mainProgram = "pydocstyle";
     homepage = "https://github.com/PyCQA/pydocstyle";
     changelog = "https://github.com/PyCQA/pydocstyle/blob/${version}/docs/release_notes.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pyelftools/default.nix b/pkgs/development/python-modules/pyelftools/default.nix
index 206062b5316fd..84cdda65f1f95 100644
--- a/pkgs/development/python-modules/pyelftools/default.nix
+++ b/pkgs/development/python-modules/pyelftools/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for analyzing ELF files and DWARF debugging information";
+    mainProgram = "readelf.py";
     homepage = "https://github.com/eliben/pyelftools";
     changelog = "https://github.com/eliben/pyelftools/blob/v${version}/CHANGES";
     license = licenses.publicDomain;
diff --git a/pkgs/development/python-modules/pyevmasm/default.nix b/pkgs/development/python-modules/pyevmasm/default.nix
index 3b544036ce5a6..581825f0d16b8 100644
--- a/pkgs/development/python-modules/pyevmasm/default.nix
+++ b/pkgs/development/python-modules/pyevmasm/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Ethereum Virtual Machine (EVM) assembler and disassembler";
+    mainProgram = "evmasm";
     homepage = "https://github.com/crytic/pyevmasm";
     changelog = "https://github.com/crytic/pyevmasm/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/pyezviz/default.nix b/pkgs/development/python-modules/pyezviz/default.nix
index 5ef572c481756..1f3f6662f386f 100644
--- a/pkgs/development/python-modules/pyezviz/default.nix
+++ b/pkgs/development/python-modules/pyezviz/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface for for Ezviz cameras";
+    mainProgram = "pyezviz";
     homepage = "https://github.com/baqs/pyEzviz/";
     changelog = "https://github.com/BaQs/pyEzviz/releases/tag/${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/pyfaidx/default.nix b/pkgs/development/python-modules/pyfaidx/default.nix
index ed7997a842ae6..4999b1dcddf99 100644
--- a/pkgs/development/python-modules/pyfaidx/default.nix
+++ b/pkgs/development/python-modules/pyfaidx/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/mdshw5/pyfaidx";
     description = "Python classes for indexing, retrieval, and in-place modification of FASTA files using a samtools compatible index";
+    mainProgram = "faidx";
     license = licenses.bsd3;
     maintainers = with maintainers; [ jbedo ];
   };
diff --git a/pkgs/development/python-modules/pyfido/default.nix b/pkgs/development/python-modules/pyfido/default.nix
index b07c8d1a5e11b..8a092e7e934d8 100644
--- a/pkgs/development/python-modules/pyfido/default.nix
+++ b/pkgs/development/python-modules/pyfido/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client to get fido account data";
+    mainProgram = "pyfido";
     homepage = "https://github.com/titilambert/pyfido";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pyfiglet/default.nix b/pkgs/development/python-modules/pyfiglet/default.nix
index a434ed3351eb4..4226fca32f7f7 100644
--- a/pkgs/development/python-modules/pyfiglet/default.nix
+++ b/pkgs/development/python-modules/pyfiglet/default.nix
@@ -14,6 +14,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "FIGlet in pure Python";
+    mainProgram = "pyfiglet";
     license     = licenses.gpl2Plus;
     maintainers = with maintainers; [ thoughtpolice ];
   };
diff --git a/pkgs/development/python-modules/pyflakes/default.nix b/pkgs/development/python-modules/pyflakes/default.nix
index c0ef2f45f2b7e..fab3c7d789b2e 100644
--- a/pkgs/development/python-modules/pyflakes/default.nix
+++ b/pkgs/development/python-modules/pyflakes/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/PyCQA/pyflakes";
     changelog = "https://github.com/PyCQA/pyflakes/blob/${src.rev}/NEWS.rst";
     description = "A simple program which checks Python source files for errors";
+    mainProgram = "pyflakes";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
   };
diff --git a/pkgs/development/python-modules/pyfritzhome/default.nix b/pkgs/development/python-modules/pyfritzhome/default.nix
index 982e9b1509d67..32450e254ea12 100644
--- a/pkgs/development/python-modules/pyfritzhome/default.nix
+++ b/pkgs/development/python-modules/pyfritzhome/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Library to access AVM FRITZ!Box homeautomation";
+    mainProgram = "fritzhome";
     homepage = "https://github.com/hthiery/python-fritzhome";
     changelog = "https://github.com/hthiery/python-fritzhome/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pyftpdlib/default.nix b/pkgs/development/python-modules/pyftpdlib/default.nix
index 2ada48a2be0d1..5ff81a268f2ea 100644
--- a/pkgs/development/python-modules/pyftpdlib/default.nix
+++ b/pkgs/development/python-modules/pyftpdlib/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Asynchronous FTP server library";
+    mainProgram = "ftpbench";
     homepage = "https://github.com/giampaolo/pyftpdlib/";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pyfttt/default.nix b/pkgs/development/python-modules/pyfttt/default.nix
index 8b3687928121b..e630fe2c41507 100644
--- a/pkgs/development/python-modules/pyfttt/default.nix
+++ b/pkgs/development/python-modules/pyfttt/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Package for sending events to the IFTTT Webhooks Channel";
+    mainProgram = "pyfttt";
     homepage = "https://github.com/briandconnelly/pyfttt";
     maintainers = with maintainers; [ peterhoeg ];
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/pyfxa/default.nix b/pkgs/development/python-modules/pyfxa/default.nix
index 8a8eaa4c4fc22..39794d592103c 100644
--- a/pkgs/development/python-modules/pyfxa/default.nix
+++ b/pkgs/development/python-modules/pyfxa/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Firefox Accounts client library";
+    mainProgram = "fxa-client";
     homepage = "https://github.com/mozilla/PyFxA";
     license = licenses.mpl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pygal/default.nix b/pkgs/development/python-modules/pygal/default.nix
index 4b6de769859b4..6defbca5e5df3 100644
--- a/pkgs/development/python-modules/pygal/default.nix
+++ b/pkgs/development/python-modules/pygal/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
     changelog = "https://github.com/Kozea/pygal/blob/${version}/docs/changelog.rst";
     downloadPage = "https://github.com/Kozea/pygal";
     description = "Sexy and simple python charting";
+    mainProgram = "pygal_gen.py";
     homepage = "http://www.pygal.org";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pygnmi/default.nix b/pkgs/development/python-modules/pygnmi/default.nix
index aa0607a4c023c..a83aaabfc5750 100644
--- a/pkgs/development/python-modules/pygnmi/default.nix
+++ b/pkgs/development/python-modules/pygnmi/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pure Python gNMI client to manage network functions and collect telemetry";
+    mainProgram = "pygnmicli";
     homepage = "https://github.com/akarneliuk/pygnmi";
     changelog = "https://github.com/akarneliuk/pygnmi/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/pygount/default.nix b/pkgs/development/python-modules/pygount/default.nix
index 6239ac9dd841f..4b12364288368 100644
--- a/pkgs/development/python-modules/pygount/default.nix
+++ b/pkgs/development/python-modules/pygount/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Count lines of code for hundreds of languages using pygments";
+    mainProgram = "pygount";
     homepage = "https://github.com/roskakori/pygount";
     changelog = "https://github.com/roskakori/pygount/blob/${src.rev}/CHANGES.md";
     license = with licenses; [ bsd3 ];
diff --git a/pkgs/development/python-modules/pygtail/default.nix b/pkgs/development/python-modules/pygtail/default.nix
index d6e7206ae6c69..02f0dce14b591 100644
--- a/pkgs/development/python-modules/pygtail/default.nix
+++ b/pkgs/development/python-modules/pygtail/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library for reading log file lines that have not been read";
+    mainProgram = "pygtail";
     license = licenses.gpl2Plus;
     homepage = "https://github.com/bgreenlee/pygtail";
   };
diff --git a/pkgs/development/python-modules/pygtfs/default.nix b/pkgs/development/python-modules/pygtfs/default.nix
index aeb65d92556d2..cabb211d484c4 100644
--- a/pkgs/development/python-modules/pygtfs/default.nix
+++ b/pkgs/development/python-modules/pygtfs/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for GTFS";
+    mainProgram = "gtfs2db";
     homepage = "https://github.com/jarondl/pygtfs";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pyhanko/default.nix b/pkgs/development/python-modules/pyhanko/default.nix
index 89864ebd62618..68d777bd1b281 100644
--- a/pkgs/development/python-modules/pyhanko/default.nix
+++ b/pkgs/development/python-modules/pyhanko/default.nix
@@ -139,6 +139,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Sign and stamp PDF files";
+    mainProgram = "pyhanko";
     homepage = "https://github.com/MatthiasValvekens/pyHanko";
     changelog = "https://github.com/MatthiasValvekens/pyHanko/blob/v${version}/docs/changelog.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pyhcl/default.nix b/pkgs/development/python-modules/pyhcl/default.nix
index da522b98cec2e..efa9bed666137 100644
--- a/pkgs/development/python-modules/pyhcl/default.nix
+++ b/pkgs/development/python-modules/pyhcl/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "HCL is a configuration language. pyhcl is a python parser for it";
+    mainProgram = "hcltool";
     homepage = "https://github.com/virtuald/pyhcl";
     license = licenses.mpl20;
     maintainers = with maintainers; [
diff --git a/pkgs/development/python-modules/pyhocon/default.nix b/pkgs/development/python-modules/pyhocon/default.nix
index 3d560076865e5..a7c2bb2b6576d 100644
--- a/pkgs/development/python-modules/pyhocon/default.nix
+++ b/pkgs/development/python-modules/pyhocon/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "HOCON parser for Python";
+    mainProgram = "pyhocon";
     homepage = "https://github.com/chimpler/pyhocon/";
     longDescription = ''
       A HOCON parser for Python. It additionally provides a tool (pyhocon) to convert
diff --git a/pkgs/development/python-modules/pyicloud/default.nix b/pkgs/development/python-modules/pyicloud/default.nix
index 2765f457991ba..daa442a573054 100644
--- a/pkgs/development/python-modules/pyicloud/default.nix
+++ b/pkgs/development/python-modules/pyicloud/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "PyiCloud is a module which allows pythonistas to interact with iCloud webservices";
+    mainProgram = "icloud";
     homepage = "https://github.com/picklepete/pyicloud";
     license = licenses.mit;
     maintainers = [ maintainers.mic92 ];
diff --git a/pkgs/development/python-modules/pyinfra/default.nix b/pkgs/development/python-modules/pyinfra/default.nix
index d21fcddc42ee8..ae518fa5c16a9 100644
--- a/pkgs/development/python-modules/pyinfra/default.nix
+++ b/pkgs/development/python-modules/pyinfra/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python-based infrastructure automation";
+    mainProgram = "pyinfra";
     longDescription = ''
       pyinfra automates/provisions/manages/deploys infrastructure. It can be used for
       ad-hoc command execution, service deployment, configuration management and more.
diff --git a/pkgs/development/python-modules/pyinstaller-versionfile/default.nix b/pkgs/development/python-modules/pyinstaller-versionfile/default.nix
index 85ab4112e5ea6..b198bae9ec15c 100644
--- a/pkgs/development/python-modules/pyinstaller-versionfile/default.nix
+++ b/pkgs/development/python-modules/pyinstaller-versionfile/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Create a windows version-file from a simple YAML file that can be used by PyInstaller.";
+    mainProgram = "create-version-file";
     homepage = "https://pypi.org/project/pyinstaller-versionfile/";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ ];
diff --git a/pkgs/development/python-modules/pyinsteon/default.nix b/pkgs/development/python-modules/pyinsteon/default.nix
index 9a6e1b54ec367..821f0f7c0cbcb 100644
--- a/pkgs/development/python-modules/pyinsteon/default.nix
+++ b/pkgs/development/python-modules/pyinsteon/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to support Insteon home automation projects";
+    mainProgram = "insteon_tools";
     longDescription = ''
       This is a Python package to interface with an Insteon Modem. It has been
       tested to work with most USB or RS-232 serial based devices such as the
diff --git a/pkgs/development/python-modules/pyinstrument/default.nix b/pkgs/development/python-modules/pyinstrument/default.nix
index 58fcc8c515cef..1646fcd1d115a 100644
--- a/pkgs/development/python-modules/pyinstrument/default.nix
+++ b/pkgs/development/python-modules/pyinstrument/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Call stack profiler for Python";
+    mainProgram = "pyinstrument";
     homepage = "https://github.com/joerick/pyinstrument";
     changelog = "https://github.com/joerick/pyinstrument/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/pykakasi/default.nix b/pkgs/development/python-modules/pykakasi/default.nix
index 76e2711ee18c2..79ce3eeca8f4c 100644
--- a/pkgs/development/python-modules/pykakasi/default.nix
+++ b/pkgs/development/python-modules/pykakasi/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python converter for Japanese Kana-kanji sentences into Kana-Roman";
+    mainProgram = "kakasi";
     homepage = "https://github.com/miurahr/pykakasi";
     changelog = "https://github.com/miurahr/pykakasi/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pykeyatome/default.nix b/pkgs/development/python-modules/pykeyatome/default.nix
index 363b078cad320..18f6fb7a9ee86 100644
--- a/pkgs/development/python-modules/pykeyatome/default.nix
+++ b/pkgs/development/python-modules/pykeyatome/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to get data from Atome Key";
+    mainProgram = "pykeyatome";
     homepage = "https://github.com/jugla/pyKeyAtome";
     changelog = "https://github.com/jugla/pyKeyAtome/releases/tag/V${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pykoplenti/default.nix b/pkgs/development/python-modules/pykoplenti/default.nix
index a8930149b1bb6..6078562a9714b 100644
--- a/pkgs/development/python-modules/pykoplenti/default.nix
+++ b/pkgs/development/python-modules/pykoplenti/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python REST client API for Kostal Plenticore Inverters";
+    mainProgram = "pykoplenti";
     homepage = "https://github.com/stegm/pykoplenti/";
     changelog = "https://github.com/stegm/pykoplenti/releases/tag/v${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/pykulersky/default.nix b/pkgs/development/python-modules/pykulersky/default.nix
index 6c1d9bf00fae3..a748191ba9d19 100644
--- a/pkgs/development/python-modules/pykulersky/default.nix
+++ b/pkgs/development/python-modules/pykulersky/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to control Brightech Kuler Sky Bluetooth LED devices";
+    mainProgram = "pykulersky";
     homepage = "https://github.com/emlove/pykulersky";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pykwalify/default.nix b/pkgs/development/python-modules/pykwalify/default.nix
index a49967ee6c3e3..991e822d42a22 100644
--- a/pkgs/development/python-modules/pykwalify/default.nix
+++ b/pkgs/development/python-modules/pykwalify/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/Grokzen/pykwalify";
     description = "YAML/JSON validation library";
+    mainProgram = "pykwalify";
     longDescription = ''
       This framework is a port with a lot of added functionality
       of the Java version of the framework kwalify that can be found at
diff --git a/pkgs/development/python-modules/pylacrosse/default.nix b/pkgs/development/python-modules/pylacrosse/default.nix
index ebd7f3ef405ae..f173d8569646c 100644
--- a/pkgs/development/python-modules/pylacrosse/default.nix
+++ b/pkgs/development/python-modules/pylacrosse/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for Jeelink LaCrosse";
+    mainProgram = "pylacrosse";
     homepage = "https://github.com/hthiery/python-lacrosse";
     license = with licenses; [ lgpl2Plus ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pylama/default.nix b/pkgs/development/python-modules/pylama/default.nix
index e62d356f70eed..5e379cefac639 100644
--- a/pkgs/development/python-modules/pylama/default.nix
+++ b/pkgs/development/python-modules/pylama/default.nix
@@ -75,6 +75,7 @@ let pylama = buildPythonPackage rec {
 
   meta = with lib; {
     description = "Code audit tool for python";
+    mainProgram = "pylama";
     homepage = "https://github.com/klen/pylama";
     changelog = "https://github.com/klen/pylama/blob/${version}/Changelog";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pylddwrap/default.nix b/pkgs/development/python-modules/pylddwrap/default.nix
index d228c1a39ec90..dc0ca98f186c2 100644
--- a/pkgs/development/python-modules/pylddwrap/default.nix
+++ b/pkgs/development/python-modules/pylddwrap/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python wrapper around ldd *nix utility to determine shared libraries of a program";
+    mainProgram = "pylddwrap";
     homepage = "https://github.com/Parquery/pylddwrap";
     changelog = "https://github.com/Parquery/pylddwrap/blob/v${version}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pylnk3/default.nix b/pkgs/development/python-modules/pylnk3/default.nix
index 8a48fb731b85b..819c7d6c5a238 100644
--- a/pkgs/development/python-modules/pylnk3/default.nix
+++ b/pkgs/development/python-modules/pylnk3/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for reading and writing Windows shortcut files (.lnk)";
+    mainProgram = "pylnk3";
     homepage = "https://github.com/strayge/pylnk";
     license = with licenses; [ lgpl3Only ];
     maintainers = with maintainers; [ fedx-sudo ];
diff --git a/pkgs/development/python-modules/pyment/default.nix b/pkgs/development/python-modules/pyment/default.nix
index 768bc459b5b57..f3077acdd2ced 100644
--- a/pkgs/development/python-modules/pyment/default.nix
+++ b/pkgs/development/python-modules/pyment/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/dadadel/pyment";
     description = "Create, update or convert docstrings in existing Python files, managing several styles";
+    mainProgram = "pyment";
     license = licenses.gpl3;
     maintainers = with maintainers; [ jethro ];
   };
diff --git a/pkgs/development/python-modules/pymetar/default.nix b/pkgs/development/python-modules/pymetar/default.nix
index f8371a4db057c..70bf0a4f8142a 100644
--- a/pkgs/development/python-modules/pymetar/default.nix
+++ b/pkgs/development/python-modules/pymetar/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A command-line tool to show the weather report by a given station ID";
+    mainProgram = "pymetar";
     homepage = "https://github.com/klausman/pymetar";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ erosennin ];
diff --git a/pkgs/development/python-modules/pymodbus/default.nix b/pkgs/development/python-modules/pymodbus/default.nix
index c044b58920bab..4229d30c022d5 100644
--- a/pkgs/development/python-modules/pymodbus/default.nix
+++ b/pkgs/development/python-modules/pymodbus/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation of the Modbus protocol";
+    mainProgram = "pymodbus.simulator";
     longDescription = ''
       Pymodbus is a full Modbus protocol implementation using twisted,
       torndo or asyncio for its asynchronous communications core. It can
diff --git a/pkgs/development/python-modules/pymorphy2/default.nix b/pkgs/development/python-modules/pymorphy2/default.nix
index 300a9230d2e1d..57b843e54590f 100644
--- a/pkgs/development/python-modules/pymorphy2/default.nix
+++ b/pkgs/development/python-modules/pymorphy2/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Morphological analyzer/inflection engine for Russian and Ukrainian";
+    mainProgram = "pymorphy";
     homepage = "https://github.com/kmike/pymorphy2";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/pymorphy3/default.nix b/pkgs/development/python-modules/pymorphy3/default.nix
index 4c071939740ed..29b42363addc0 100644
--- a/pkgs/development/python-modules/pymorphy3/default.nix
+++ b/pkgs/development/python-modules/pymorphy3/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Morphological analyzer/inflection engine for Russian and Ukrainian";
+    mainProgram = "pymorphy";
     homepage = "https://github.com/no-plagiarism/pymorphy3";
     license = licenses.mit;
     maintainers = with maintainers; [ jboy ];
diff --git a/pkgs/development/python-modules/pymysensors/default.nix b/pkgs/development/python-modules/pymysensors/default.nix
index 58bdf10ab5b16..ee8c5be2a60a6 100644
--- a/pkgs/development/python-modules/pymysensors/default.nix
+++ b/pkgs/development/python-modules/pymysensors/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API for talking to a MySensors gateway";
+    mainProgram = "pymysensors";
     homepage = "https://github.com/theolind/pymysensors";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pynello/default.nix b/pkgs/development/python-modules/pynello/default.nix
index a7a75d7c5ddd3..4435bb7ec30ea 100644
--- a/pkgs/development/python-modules/pynello/default.nix
+++ b/pkgs/development/python-modules/pynello/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for nello.io intercoms";
+    mainProgram = "nello";
     homepage = "https://github.com/pschmitt/pynello";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pyomo/default.nix b/pkgs/development/python-modules/pyomo/default.nix
index 8667ed08fe767..35ab0ecec5095 100644
--- a/pkgs/development/python-modules/pyomo/default.nix
+++ b/pkgs/development/python-modules/pyomo/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Optimization Modeling Objects";
+    mainProgram = "pyomo";
     homepage = "http://pyomo.org";
     changelog = "https://github.com/Pyomo/pyomo/releases/tag/${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/pyoppleio/default.nix b/pkgs/development/python-modules/pyoppleio/default.nix
index f0d11d86c7c27..4487647ca81d8 100644
--- a/pkgs/development/python-modules/pyoppleio/default.nix
+++ b/pkgs/development/python-modules/pyoppleio/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for interacting with OPPLE lights";
+    mainProgram = "oppleio";
     homepage = "https://github.com/jedmeng/python-oppleio";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pypass/default.nix b/pkgs/development/python-modules/pypass/default.nix
index 73a261d07a217..7e609cbe1ccd9 100644
--- a/pkgs/development/python-modules/pypass/default.nix
+++ b/pkgs/development/python-modules/pypass/default.nix
@@ -77,6 +77,7 @@ buildPythonPackage rec {
   meta = with lib; {
     broken = stdenv.isDarwin;
     description = "Password manager pass in Python";
+    mainProgram = "pypass";
     homepage = "https://github.com/aviau/python-pass";
     license = licenses.gpl3Plus;
     platforms = platforms.all;
diff --git a/pkgs/development/python-modules/pypca/default.nix b/pkgs/development/python-modules/pypca/default.nix
index 28e958e4b6260..7ca099f2d8658 100644
--- a/pkgs/development/python-modules/pypca/default.nix
+++ b/pkgs/development/python-modules/pypca/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for interacting with the PCA 301 smart plugs";
+    mainProgram = "pypca";
     homepage = "https://github.com/majuss/pypca";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pyperf/default.nix b/pkgs/development/python-modules/pyperf/default.nix
index 567f54e1712ec..76065f3531717 100644
--- a/pkgs/development/python-modules/pyperf/default.nix
+++ b/pkgs/development/python-modules/pyperf/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to generate and modify perf";
+    mainProgram = "pyperf";
     homepage = "https://pyperf.readthedocs.io/";
     changelog = "https://github.com/psf/pyperf/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pypinyin/default.nix b/pkgs/development/python-modules/pypinyin/default.nix
index a109612fd75ec..882e62505e929 100644
--- a/pkgs/development/python-modules/pypinyin/default.nix
+++ b/pkgs/development/python-modules/pypinyin/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Chinese Characters to Pinyin - 汉字转拼音";
+    mainProgram = "pypinyin";
     homepage = "https://github.com/mozillazg/python-pinyin";
     changelog = "https://github.com/mozillazg/python-pinyin/blob/v${version}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pypiserver/default.nix b/pkgs/development/python-modules/pypiserver/default.nix
index f598eb4df90a9..83cf132ed5c65 100644
--- a/pkgs/development/python-modules/pypiserver/default.nix
+++ b/pkgs/development/python-modules/pypiserver/default.nix
@@ -83,6 +83,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Minimal PyPI server for use with pip/easy_install";
+    mainProgram = "pypi-server";
     homepage = "https://github.com/pypiserver/pypiserver";
     changelog = "https://github.com/pypiserver/pypiserver/releases/tag/v${version}";
     license = with licenses; [ mit zlib ];
diff --git a/pkgs/development/python-modules/pyppeteer/default.nix b/pkgs/development/python-modules/pyppeteer/default.nix
index b0276c77bc055..186d3828f4cae 100644
--- a/pkgs/development/python-modules/pyppeteer/default.nix
+++ b/pkgs/development/python-modules/pyppeteer/default.nix
@@ -89,6 +89,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Headless chrome/chromium automation library (unofficial port of puppeteer)";
+    mainProgram = "pyppeteer-install";
     homepage = "https://github.com/pyppeteer/pyppeteer";
     changelog = "https://github.com/pyppeteer/pyppeteer/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pyprof2calltree/default.nix b/pkgs/development/python-modules/pyprof2calltree/default.nix
index c0f71dc8b64f1..db979ae4297ec 100644
--- a/pkgs/development/python-modules/pyprof2calltree/default.nix
+++ b/pkgs/development/python-modules/pyprof2calltree/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Help visualize profiling data from cProfile with kcachegrind and qcachegrind";
+    mainProgram = "pyprof2calltree";
     homepage = "https://github.com/pwaller/pyprof2calltree";
     changelog = "https://github.com/pwaller/pyprof2calltree/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pyproj/default.nix b/pkgs/development/python-modules/pyproj/default.nix
index 11ec1ef47ad47..bb98e96e02a16 100644
--- a/pkgs/development/python-modules/pyproj/default.nix
+++ b/pkgs/development/python-modules/pyproj/default.nix
@@ -106,6 +106,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface to PROJ library";
+    mainProgram = "pyproj";
     homepage = "https://github.com/pyproj4/pyproj";
     changelog = "https://github.com/pyproj4/pyproj/blob/${src.rev}/docs/history.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pyprosegur/default.nix b/pkgs/development/python-modules/pyprosegur/default.nix
index 3eba1a1df3b8d..d73c46971d876 100644
--- a/pkgs/development/python-modules/pyprosegur/default.nix
+++ b/pkgs/development/python-modules/pyprosegur/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to communicate with Prosegur Residential Alarms";
+    mainProgram = "pyprosegur";
     homepage = "https://github.com/dgomes/pyprosegur";
     changelog = "https://github.com/dgomes/pyprosegur/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pypugjs/default.nix b/pkgs/development/python-modules/pypugjs/default.nix
index 9b8ebad61eebe..6f8bf6c67a253 100644
--- a/pkgs/development/python-modules/pypugjs/default.nix
+++ b/pkgs/development/python-modules/pypugjs/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "PugJS syntax template adapter for Django, Jinja2, Mako and Tornado templates";
+    mainProgram = "pypugjs";
     homepage = "https://github.com/kakulukia/pypugjs";
     license = licenses.mit;
     maintainers = with maintainers; [ lopsided98 ];
diff --git a/pkgs/development/python-modules/pypykatz/default.nix b/pkgs/development/python-modules/pypykatz/default.nix
index 4a93fb19c1f67..84d92530f9c5a 100644
--- a/pkgs/development/python-modules/pypykatz/default.nix
+++ b/pkgs/development/python-modules/pypykatz/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Mimikatz implementation in Python";
+    mainProgram = "pypykatz";
     homepage = "https://github.com/skelsec/pypykatz";
     changelog = "https://github.com/skelsec/pypykatz/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pyradiomics/default.nix b/pkgs/development/python-modules/pyradiomics/default.nix
index 606f542f8f968..2d77f8f1df0bb 100644
--- a/pkgs/development/python-modules/pyradiomics/default.nix
+++ b/pkgs/development/python-modules/pyradiomics/default.nix
@@ -64,6 +64,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://pyradiomics.readthedocs.io";
     description = "Extraction of Radiomics features from 2D and 3D images and binary masks";
+    mainProgram = "pyradiomics";
     changelog = "https://github.com/AIM-Harvard/pyradiomics/releases/tag/v${version}";
     license = licenses.bsd3;
     maintainers = with maintainers; [ bcdarwin ];
diff --git a/pkgs/development/python-modules/pyroma/default.nix b/pkgs/development/python-modules/pyroma/default.nix
index 99fb8bec5f095..51816799034f9 100644
--- a/pkgs/development/python-modules/pyroma/default.nix
+++ b/pkgs/development/python-modules/pyroma/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Test your project's packaging friendliness";
+    mainProgram = "pyroma";
     homepage = "https://github.com/regebro/pyroma";
     license = licenses.mit;
     maintainers = with maintainers; [ kamadorueda ];
diff --git a/pkgs/development/python-modules/pyscaffold/default.nix b/pkgs/development/python-modules/pyscaffold/default.nix
index ae7d7d5fff9c5..c394f9550fdc1 100644
--- a/pkgs/development/python-modules/pyscaffold/default.nix
+++ b/pkgs/development/python-modules/pyscaffold/default.nix
@@ -101,6 +101,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Template tool for putting up the scaffold of a Python project";
+    mainProgram = "putup";
     homepage = "https://pypi.org/project/PyScaffold/";
     license = licenses.mit;
     maintainers = with maintainers; [ matthewcroughan ];
diff --git a/pkgs/development/python-modules/pysecuritas/default.nix b/pkgs/development/python-modules/pysecuritas/default.nix
index 7579e014b69cd..0c777bca224d7 100644
--- a/pkgs/development/python-modules/pysecuritas/default.nix
+++ b/pkgs/development/python-modules/pysecuritas/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client to access Securitas Direct Mobile API";
+    mainProgram = "pysecuritas";
     homepage = "https://github.com/Cebeerre/pysecuritas";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pysmt/default.nix b/pkgs/development/python-modules/pysmt/default.nix
index 6a08234312abb..61283ce4ad3be 100644
--- a/pkgs/development/python-modules/pysmt/default.nix
+++ b/pkgs/development/python-modules/pysmt/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for SMT formulae manipulation and solving";
+    mainProgram = "pysmt-install";
     homepage = "https://github.com/pysmt/pysmt";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pysol-cards/default.nix b/pkgs/development/python-modules/pysol-cards/default.nix
index 88c38fc598274..f2837b93568ec 100644
--- a/pkgs/development/python-modules/pysol-cards/default.nix
+++ b/pkgs/development/python-modules/pysol-cards/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generates Solitaire deals";
+    mainProgram = "pysol_cards";
     homepage = "https://github.com/shlomif/pysol_cards";
     license = licenses.mit;
     maintainers = with maintainers; [ mwolfe ];
diff --git a/pkgs/development/python-modules/pyspnego/default.nix b/pkgs/development/python-modules/pyspnego/default.nix
index ae1d4f2d1beb7..dca383ce6d9c3 100644
--- a/pkgs/development/python-modules/pyspnego/default.nix
+++ b/pkgs/development/python-modules/pyspnego/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/jborean93/pyspnego/blob/v${version}/CHANGELOG.md";
     description = "Python SPNEGO authentication library";
+    mainProgram = "pyspnego-parse";
     homepage = "https://github.com/jborean93/pyspnego";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pysrt/default.nix b/pkgs/development/python-modules/pysrt/default.nix
index 17122d24089ef..3c62043d9e7f8 100644
--- a/pkgs/development/python-modules/pysrt/default.nix
+++ b/pkgs/development/python-modules/pysrt/default.nix
@@ -28,5 +28,6 @@ buildPythonPackage rec {
     homepage = "https://github.com/byroot/pysrt";
     license = licenses.gpl3;
     description = "Python library used to edit or create SubRip files";
+    mainProgram = "srt";
   };
 }
diff --git a/pkgs/development/python-modules/pyssim/default.nix b/pkgs/development/python-modules/pyssim/default.nix
index 820400e9e4ecb..e7632e67905cc 100644
--- a/pkgs/development/python-modules/pyssim/default.nix
+++ b/pkgs/development/python-modules/pyssim/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for computing Structured Similarity Image Metric (SSIM) in Python";
+    mainProgram = "pyssim";
     homepage = "https://github.com/jterrace/pyssim";
     license = licenses.mit;
     maintainers = with maintainers; [ jluttine ];
diff --git a/pkgs/development/python-modules/pysubs2/default.nix b/pkgs/development/python-modules/pysubs2/default.nix
index 3ae2de440750a..bd17cd3695355 100644
--- a/pkgs/development/python-modules/pysubs2/default.nix
+++ b/pkgs/development/python-modules/pysubs2/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/tkarabela/pysubs2";
     description = "A Python library for editing subtitle files";
+    mainProgram = "pysubs2";
     license = licenses.mit;
     maintainers = with maintainers; [ Benjamin-L ];
   };
diff --git a/pkgs/development/python-modules/pysuez/default.nix b/pkgs/development/python-modules/pysuez/default.nix
index a8f8774256b7f..8af1c7ff006b4 100644
--- a/pkgs/development/python-modules/pysuez/default.nix
+++ b/pkgs/development/python-modules/pysuez/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to get water consumption data from Suez";
+    mainProgram = "pysuez";
     homepage = "https://github.com/ooii/pySuez";
     changelog = "https://github.com/ooii/pySuez/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/pysyncobj/default.nix b/pkgs/development/python-modules/pysyncobj/default.nix
index d5623fff63134..3909f1626dc33 100644
--- a/pkgs/development/python-modules/pysyncobj/default.nix
+++ b/pkgs/development/python-modules/pysyncobj/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for replicating your class";
+    mainProgram = "syncobj_admin";
     homepage = "https://github.com/bakwc/PySyncObj";
     changelog = "https://github.com/bakwc/PySyncObj/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pytado/default.nix b/pkgs/development/python-modules/pytado/default.nix
index 7b7f23cda452e..8a9a3f4cf2fa6 100644
--- a/pkgs/development/python-modules/pytado/default.nix
+++ b/pkgs/development/python-modules/pytado/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python binding for Tado web API";
+    mainProgram = "pytado";
     homepage = "https://github.com/wmalgadey/PyTado";
     changelog = "https://github.com/wmalgadey/PyTado/releases/tag/${version}";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/pytaglib/default.nix b/pkgs/development/python-modules/pytaglib/default.nix
index a3fd95133a66c..e31ea59c546da 100644
--- a/pkgs/development/python-modules/pytaglib/default.nix
+++ b/pkgs/development/python-modules/pytaglib/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python bindings for the Taglib audio metadata library";
+    mainProgram = "pyprinttags";
     homepage = "https://github.com/supermihi/pytaglib";
     changelog = "https://github.com/supermihi/pytaglib/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/pytensor/default.nix b/pkgs/development/python-modules/pytensor/default.nix
index e8e8056ab811c..849006e1f18e3 100644
--- a/pkgs/development/python-modules/pytensor/default.nix
+++ b/pkgs/development/python-modules/pytensor/default.nix
@@ -93,6 +93,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to define, optimize, and efficiently evaluate mathematical expressions involving multi-dimensional arrays";
+    mainProgram = "pytensor-cache";
     homepage = "https://github.com/pymc-devs/pytensor";
     changelog = "https://github.com/pymc-devs/pytensor/releases";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/pytesseract/default.nix b/pkgs/development/python-modules/pytesseract/default.nix
index 77dd73e30155b..f6a220c02ebac 100644
--- a/pkgs/development/python-modules/pytesseract/default.nix
+++ b/pkgs/development/python-modules/pytesseract/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
     homepage = "https://pypi.org/project/pytesseract/";
     license = licenses.asl20;
     description = "A Python wrapper for Google Tesseract";
+    mainProgram = "pytesseract";
     maintainers = with maintainers; [ ];
   };
 }
diff --git a/pkgs/development/python-modules/pytest-bdd/default.nix b/pkgs/development/python-modules/pytest-bdd/default.nix
index b5b558a0faf59..3660dc709f31c 100644
--- a/pkgs/development/python-modules/pytest-bdd/default.nix
+++ b/pkgs/development/python-modules/pytest-bdd/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "BDD library for the pytest";
+    mainProgram = "pytest-bdd";
     homepage = "https://github.com/pytest-dev/pytest-bdd";
     license = licenses.mit;
     maintainers = with maintainers; [ jm2dev ];
diff --git a/pkgs/development/python-modules/python-barcode/default.nix b/pkgs/development/python-modules/python-barcode/default.nix
index 1e56b59c1fd4c..4c4d9b367993e 100644
--- a/pkgs/development/python-modules/python-barcode/default.nix
+++ b/pkgs/development/python-modules/python-barcode/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Create standard barcodes with Python";
+    mainProgram = "python-barcode";
     homepage = "https://github.com/WhyNotHugo/python-barcode";
     changelog = "https://github.com/WhyNotHugo/python-barcode/blob/v${version}/docs/changelog.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/python-bidi/default.nix b/pkgs/development/python-modules/python-bidi/default.nix
index ea180de55d56e..c88a2de6a1779 100644
--- a/pkgs/development/python-modules/python-bidi/default.nix
+++ b/pkgs/development/python-modules/python-bidi/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/MeirKriheli/python-bidi";
     description = "Pure python implementation of the BiDi layout algorithm";
+    mainProgram = "pybidi";
     platforms = platforms.unix;
     maintainers = with maintainers; [ freezeboy ];
   };
diff --git a/pkgs/development/python-modules/python-cinderclient/default.nix b/pkgs/development/python-modules/python-cinderclient/default.nix
index baff1ddce3fe8..037d93adb4a64 100644
--- a/pkgs/development/python-modules/python-cinderclient/default.nix
+++ b/pkgs/development/python-modules/python-cinderclient/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "OpenStack Block Storage API Client Library";
+    mainProgram = "cinder";
     homepage = "https://github.com/openstack/python-cinderclient";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/python-dotenv/default.nix b/pkgs/development/python-modules/python-dotenv/default.nix
index 0854d354c2fe7..5a860279bc46f 100644
--- a/pkgs/development/python-modules/python-dotenv/default.nix
+++ b/pkgs/development/python-modules/python-dotenv/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Add .env support to your django/flask apps in development and deployments";
+    mainProgram = "dotenv";
     homepage = "https://github.com/theskumar/python-dotenv";
     license = licenses.bsdOriginal;
     maintainers = with maintainers; [ erikarvstedt ];
diff --git a/pkgs/development/python-modules/python-fx/default.nix b/pkgs/development/python-modules/python-fx/default.nix
index d505e0a19654e..8e7de3b6a336b 100644
--- a/pkgs/development/python-modules/python-fx/default.nix
+++ b/pkgs/development/python-modules/python-fx/default.nix
@@ -92,6 +92,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to view JSON in a TUI";
+    mainProgram = "pyfx";
     homepage = "https://github.com/cielong/pyfx";
     changelog = "https://github.com/cielong/pyfx/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/python-gitlab/default.nix b/pkgs/development/python-modules/python-gitlab/default.nix
index 6931a0d4ee45e..3703843091d2c 100644
--- a/pkgs/development/python-modules/python-gitlab/default.nix
+++ b/pkgs/development/python-modules/python-gitlab/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Interact with GitLab API";
+    mainProgram = "gitlab";
     homepage = "https://github.com/python-gitlab/python-gitlab";
     changelog = "https://github.com/python-gitlab/python-gitlab/blob/v${version}/CHANGELOG.md";
     license = licenses.lgpl3Only;
diff --git a/pkgs/development/python-modules/python-heatclient/default.nix b/pkgs/development/python-modules/python-heatclient/default.nix
index 2319ecda0bfe8..d29b07a94e505 100644
--- a/pkgs/development/python-modules/python-heatclient/default.nix
+++ b/pkgs/development/python-modules/python-heatclient/default.nix
@@ -65,6 +65,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for Heat built on the Heat orchestration API";
+    mainProgram = "heat";
     homepage = "https://github.com/openstack/python-heatclient";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/python-hl7/default.nix b/pkgs/development/python-modules/python-hl7/default.nix
index 98a73c8252ba6..1c2b058608699 100644
--- a/pkgs/development/python-modules/python-hl7/default.nix
+++ b/pkgs/development/python-modules/python-hl7/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A simple library for parsing messages of Health Level 7 (HL7) version 2.x into Python objects";
+    mainProgram = "mllp_send";
     homepage = "https://python-hl7.readthedocs.org";
     changelog = "https://python-hl7.readthedocs.io/en/latest/changelog.html";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/python-hpilo/default.nix b/pkgs/development/python-modules/python-hpilo/default.nix
index 8ee2dafc47b23..6fdfc5d140315 100644
--- a/pkgs/development/python-modules/python-hpilo/default.nix
+++ b/pkgs/development/python-modules/python-hpilo/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to access the HP iLO XML interface";
+    mainProgram = "hpilo_cli";
     homepage = "https://seveas.github.io/python-hpilo/";
     license = with licenses; [ asl20 gpl3Plus ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/python-idzip/default.nix b/pkgs/development/python-modules/python-idzip/default.nix
index 6c64bb6c257e6..c754bb1445546 100644
--- a/pkgs/development/python-modules/python-idzip/default.nix
+++ b/pkgs/development/python-modules/python-idzip/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Seekable, gzip compatible, compression format";
+    mainProgram = "idzip";
     homepage = "https://github.com/bauman/python-idzip";
     changelog = "https://github.com/bauman/python-idzip/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/python-ipmi/default.nix b/pkgs/development/python-modules/python-ipmi/default.nix
index b6ded2ff8c2cf..4cb05be7257b5 100644
--- a/pkgs/development/python-modules/python-ipmi/default.nix
+++ b/pkgs/development/python-modules/python-ipmi/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python IPMI Library";
+    mainProgram = "ipmitool.py";
     homepage = "https://github.com/kontron/python-ipmi";
     license = with licenses; [ lgpl2Plus ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/python-ironicclient/default.nix b/pkgs/development/python-modules/python-ironicclient/default.nix
index 5839498bbe96d..7e9a3b4ee7c27 100644
--- a/pkgs/development/python-modules/python-ironicclient/default.nix
+++ b/pkgs/development/python-modules/python-ironicclient/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A client for OpenStack bare metal provisioning API, includes a Python module (ironicclient) and CLI (baremetal).";
+    mainProgram = "baremetal";
     homepage = "https://github.com/openstack/python-ironicclient";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/python-kasa/default.nix b/pkgs/development/python-modules/python-kasa/default.nix
index 2c5262a47ec10..807d5d5af9a70 100644
--- a/pkgs/development/python-modules/python-kasa/default.nix
+++ b/pkgs/development/python-modules/python-kasa/default.nix
@@ -73,6 +73,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API for TP-Link Kasa Smarthome products";
+    mainProgram = "kasa";
     homepage = "https://python-kasa.readthedocs.io/";
     changelog = "https://github.com/python-kasa/python-kasa/blob/${version}/CHANGELOG.md";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/python-linux-procfs/default.nix b/pkgs/development/python-modules/python-linux-procfs/default.nix
index f6593574a7f2b..e72b2e3620983 100644
--- a/pkgs/development/python-modules/python-linux-procfs/default.nix
+++ b/pkgs/development/python-modules/python-linux-procfs/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python classes to extract information from the Linux kernel /proc files";
+    mainProgram = "pflags";
     homepage = "https://git.kernel.org/pub/scm/libs/python/python-linux-procfs/python-linux-procfs.git/";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ elohmeier ];
diff --git a/pkgs/development/python-modules/python-louvain/default.nix b/pkgs/development/python-modules/python-louvain/default.nix
index c6161735d4352..b9f2647559910 100644
--- a/pkgs/development/python-modules/python-louvain/default.nix
+++ b/pkgs/development/python-modules/python-louvain/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/taynaud/python-louvain";
     description = "Louvain Community Detection";
+    mainProgram = "community";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/python-manilaclient/default.nix b/pkgs/development/python-modules/python-manilaclient/default.nix
index 4a79b823ef05a..b2fbfef19f8cf 100644
--- a/pkgs/development/python-modules/python-manilaclient/default.nix
+++ b/pkgs/development/python-modules/python-manilaclient/default.nix
@@ -71,6 +71,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Client library for OpenStack Manila API";
+    mainProgram = "manila";
     homepage = "https://github.com/openstack/python-manilaclient";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/python-matter-server/default.nix b/pkgs/development/python-modules/python-matter-server/default.nix
index a451aed79092c..034a908445086 100644
--- a/pkgs/development/python-modules/python-matter-server/default.nix
+++ b/pkgs/development/python-modules/python-matter-server/default.nix
@@ -129,6 +129,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/home-assistant-libs/python-matter-server/releases/tag/${version}";
     description = "Python server to interact with Matter";
+    mainProgram = "matter-server";
     homepage = "https://github.com/home-assistant-libs/python-matter-server";
     license = licenses.asl20;
     maintainers = teams.home-assistant.members;
diff --git a/pkgs/development/python-modules/python-mystrom/default.nix b/pkgs/development/python-modules/python-mystrom/default.nix
index 2d663e71ff899..5b2f76d2571e3 100644
--- a/pkgs/development/python-modules/python-mystrom/default.nix
+++ b/pkgs/development/python-modules/python-mystrom/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API client for interacting with myStrom devices";
+    mainProgram = "mystrom";
     longDescription = ''
       Asynchronous Python API client for interacting with myStrom devices.
       There is support for bulbs, motion sensors, plugs and buttons.
diff --git a/pkgs/development/python-modules/python-novaclient/default.nix b/pkgs/development/python-modules/python-novaclient/default.nix
index 4568c94ebb649..8ce053cab37cc 100644
--- a/pkgs/development/python-modules/python-novaclient/default.nix
+++ b/pkgs/development/python-modules/python-novaclient/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Client library for OpenStack Compute API";
+    mainProgram = "nova";
     homepage = "https://github.com/openstack/python-novaclient";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/python-nvd3/default.nix b/pkgs/development/python-modules/python-nvd3/default.nix
index 7abdfd1ab3d51..3674cb9bf5681 100644
--- a/pkgs/development/python-modules/python-nvd3/default.nix
+++ b/pkgs/development/python-modules/python-nvd3/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/areski/python-nvd3";
     description = "Python Wrapper for NVD3 - It's time for beautiful charts";
+    mainProgram = "nvd3";
     license = licenses.mit;
     maintainers = [ maintainers.ivan-tkatchev ];
   };
diff --git a/pkgs/development/python-modules/python-on-whales/default.nix b/pkgs/development/python-modules/python-on-whales/default.nix
index 791bf25450514..51c320e7e06ba 100644
--- a/pkgs/development/python-modules/python-on-whales/default.nix
+++ b/pkgs/development/python-modules/python-on-whales/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Docker client for Python, designed to be fun and intuitive";
+    mainProgram = "python-on-whales";
     homepage = "https://github.com/gabrieldemarmiesse/python-on-whales";
     changelog = "https://github.com/gabrieldemarmiesse/python-on-whales/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/python-openstackclient/default.nix b/pkgs/development/python-modules/python-openstackclient/default.nix
index 79306e4d11abf..1a6f111cf8741 100644
--- a/pkgs/development/python-modules/python-openstackclient/default.nix
+++ b/pkgs/development/python-modules/python-openstackclient/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "OpenStack Command-line Client";
+    mainProgram = "openstack";
     homepage = "https://github.com/openstack/python-openstackclient";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/python-roborock/default.nix b/pkgs/development/python-modules/python-roborock/default.nix
index ec103fc421a4d..fe2915249df5b 100644
--- a/pkgs/development/python-modules/python-roborock/default.nix
+++ b/pkgs/development/python-modules/python-roborock/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library & console tool for controlling Roborock vacuum";
+    mainProgram = "roborock";
     homepage = "https://github.com/humbertogontijo/python-roborock";
     changelog = "https://github.com/humbertogontijo/python-roborock/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/python-slugify/default.nix b/pkgs/development/python-modules/python-slugify/default.nix
index 6ad8a1dc9a549..39ce7b39bacab 100644
--- a/pkgs/development/python-modules/python-slugify/default.nix
+++ b/pkgs/development/python-modules/python-slugify/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Slugify application that handles Unicode";
+    mainProgram = "slugify";
     homepage = "https://github.com/un33k/python-slugify";
     changelog = "https://github.com/un33k/python-slugify/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/python-snap7/default.nix b/pkgs/development/python-modules/python-snap7/default.nix
index 069b57bd8c897..d33bdc77f8b0a 100644
--- a/pkgs/development/python-modules/python-snap7/default.nix
+++ b/pkgs/development/python-modules/python-snap7/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python wrapper for the snap7 PLC communication library";
+    mainProgram = "snap7-server";
     homepage = "https://github.com/gijzelaerr/python-snap7";
     license = licenses.mit;
     maintainers = with maintainers; [ freezeboy ];
diff --git a/pkgs/development/python-modules/python-songpal/default.nix b/pkgs/development/python-modules/python-songpal/default.nix
index 916288860fb5c..0a8e0abafff4d 100644
--- a/pkgs/development/python-modules/python-songpal/default.nix
+++ b/pkgs/development/python-modules/python-songpal/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for interfacing with Sony's Songpal devices";
+    mainProgram = "songpal";
     homepage = "https://github.com/rytilahti/python-songpal";
     changelog = "https://github.com/rytilahti/python-songpal/blob/release/${version}/CHANGELOG.md";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/python-swiftclient/default.nix b/pkgs/development/python-modules/python-swiftclient/default.nix
index 8c0239e2bc506..4e7c02371071b 100644
--- a/pkgs/development/python-modules/python-swiftclient/default.nix
+++ b/pkgs/development/python-modules/python-swiftclient/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/openstack/python-swiftclient";
     description = "Python bindings to the OpenStack Object Storage API";
+    mainProgram = "swift";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
   };
diff --git a/pkgs/development/python-modules/python-tado/default.nix b/pkgs/development/python-modules/python-tado/default.nix
index acfd14d7d5ef3..a273b33a20848 100644
--- a/pkgs/development/python-modules/python-tado/default.nix
+++ b/pkgs/development/python-modules/python-tado/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python binding for Tado web API. Pythonize your central heating!";
+    mainProgram = "pytado";
     homepage = "https://github.com/wmalgadey/PyTado";
     changelog = "https://github.com/wmalgadey/PyTado/releases/tag/${version}";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/python-ulid/default.nix b/pkgs/development/python-modules/python-ulid/default.nix
index e70c1004ecf77..af437c8f23fed 100644
--- a/pkgs/development/python-modules/python-ulid/default.nix
+++ b/pkgs/development/python-modules/python-ulid/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ULID implementation for Python";
+    mainProgram = "ulid";
     homepage = "https://github.com/mdomke/python-ulid";
     changelog = "https://github.com/mdomke/python-ulid/blob/${src.rev}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/python-vipaccess/default.nix b/pkgs/development/python-modules/python-vipaccess/default.nix
index 24eefdce0fe6f..7455408f0bc6d 100644
--- a/pkgs/development/python-modules/python-vipaccess/default.nix
+++ b/pkgs/development/python-modules/python-vipaccess/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A free software implementation of Symantec's VIP Access application and protocol";
+    mainProgram = "vipaccess";
     homepage = "https://github.com/dlenski/python-vipaccess";
     license = licenses.asl20;
     maintainers = with maintainers; [ aw ];
diff --git a/pkgs/development/python-modules/python-yate/default.nix b/pkgs/development/python-modules/python-yate/default.nix
index a35773f298def..a6cc7ac6575f5 100644
--- a/pkgs/development/python-modules/python-yate/default.nix
+++ b/pkgs/development/python-modules/python-yate/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for the yate telephony engine";
+    mainProgram = "yate_callgen";
     homepage = "https://github.com/eventphone/python-yate";
     changelog = "https://github.com/eventphone/python-yate/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pythonfinder/default.nix b/pkgs/development/python-modules/pythonfinder/default.nix
index c9e0ca669c9ad..002b390b8d364 100644
--- a/pkgs/development/python-modules/pythonfinder/default.nix
+++ b/pkgs/development/python-modules/pythonfinder/default.nix
@@ -75,6 +75,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Cross platform search tool for finding Python";
+    mainProgram = "pyfinder";
     homepage = "https://github.com/sarugaku/pythonfinder";
     changelog = "https://github.com/sarugaku/pythonfinder/blob/v${version}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pytrydan/default.nix b/pkgs/development/python-modules/pytrydan/default.nix
index ef54cf77b4f26..5a191bf800fe7 100644
--- a/pkgs/development/python-modules/pytrydan/default.nix
+++ b/pkgs/development/python-modules/pytrydan/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to interface with V2C EVSE Trydan";
+    mainProgram = "pytrydan";
     homepage = "https://github.com/dgomes/pytrydan";
     changelog = "https://github.com/dgomes/pytrydan/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/pytube/default.nix b/pkgs/development/python-modules/pytube/default.nix
index 2c8f714e500e7..2e173e5f482b2 100644
--- a/pkgs/development/python-modules/pytube/default.nix
+++ b/pkgs/development/python-modules/pytube/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python 3 library for downloading YouTube Videos";
+    mainProgram = "pytube";
     homepage = "https://github.com/nficano/pytube";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/pyunifiprotect/default.nix b/pkgs/development/python-modules/pyunifiprotect/default.nix
index a87fc210464d8..9cf0773b0cb5f 100644
--- a/pkgs/development/python-modules/pyunifiprotect/default.nix
+++ b/pkgs/development/python-modules/pyunifiprotect/default.nix
@@ -102,6 +102,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for interacting with the Unifi Protect API";
+    mainProgram = "unifi-protect";
     homepage = "https://github.com/briis/pyunifiprotect";
     changelog = "https://github.com/AngellusMortis/pyunifiprotect/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pyupgrade/default.nix b/pkgs/development/python-modules/pyupgrade/default.nix
index 8d5bc83ed165a..04ccee1bc7573 100644
--- a/pkgs/development/python-modules/pyupgrade/default.nix
+++ b/pkgs/development/python-modules/pyupgrade/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to automatically upgrade syntax for newer versions of the language";
+    mainProgram = "pyupgrade";
     homepage = "https://github.com/asottile/pyupgrade";
     license = licenses.mit;
     maintainers = with maintainers; [ lovesegfault ];
diff --git a/pkgs/development/python-modules/pyvizio/default.nix b/pkgs/development/python-modules/pyvizio/default.nix
index 41b42b85b0d90..930e6e77bfa92 100644
--- a/pkgs/development/python-modules/pyvizio/default.nix
+++ b/pkgs/development/python-modules/pyvizio/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client for Vizio SmartCast";
+    mainProgram = "pyvizio";
     homepage = "https://github.com/vkorn/pyvizio";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/pywal/default.nix b/pkgs/development/python-modules/pywal/default.nix
index 2f73d23eb70a0..a37a52f146632 100644
--- a/pkgs/development/python-modules/pywal/default.nix
+++ b/pkgs/development/python-modules/pywal/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generate and change colorschemes on the fly. A 'wal' rewrite in Python 3";
+    mainProgram = "wal";
     homepage = "https://github.com/dylanaraps/pywal";
     license = licenses.mit;
     maintainers = with maintainers; [ Fresheyeball ];
diff --git a/pkgs/development/python-modules/pywayland/default.nix b/pkgs/development/python-modules/pywayland/default.nix
index 6930f4ba374d5..97e75684e8f4e 100644
--- a/pkgs/development/python-modules/pywayland/default.nix
+++ b/pkgs/development/python-modules/pywayland/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/flacjacket/pywayland";
     description = "Python bindings to wayland using cffi";
+    mainProgram = "pywayland-scanner";
     license = licenses.ncsa;
     maintainers = with maintainers; [ chvp ];
   };
diff --git a/pkgs/development/python-modules/pywebpush/default.nix b/pkgs/development/python-modules/pywebpush/default.nix
index 38d605317a601..903ad646b8b53 100644
--- a/pkgs/development/python-modules/pywebpush/default.nix
+++ b/pkgs/development/python-modules/pywebpush/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Webpush Data encryption library for Python";
+    mainProgram = "pywebpush";
     homepage = "https://github.com/web-push-libs/pywebpush";
     license = licenses.mpl20;
     maintainers = with maintainers; [ peterhoeg ];
diff --git a/pkgs/development/python-modules/pywerview/default.nix b/pkgs/development/python-modules/pywerview/default.nix
index a7e7976a10192..e3fb6770f3656 100644
--- a/pkgs/development/python-modules/pywerview/default.nix
+++ b/pkgs/development/python-modules/pywerview/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for PowerSploit's PowerView support";
+    mainProgram = "pywerview";
     homepage = "https://github.com/the-useless-one/pywerview";
     changelog = "https://github.com/the-useless-one/pywerview/releases/tag/v${version}";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/pywizlight/default.nix b/pkgs/development/python-modules/pywizlight/default.nix
index e6ce3013515da..860ce91d71446 100644
--- a/pkgs/development/python-modules/pywizlight/default.nix
+++ b/pkgs/development/python-modules/pywizlight/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python connector for WiZ light bulbs";
+    mainProgram = "wizlight";
     homepage = "https://github.com/sbidy/pywizlight";
     changelog = "https://github.com/sbidy/pywizlight/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/pyxnat/default.nix b/pkgs/development/python-modules/pyxnat/default.nix
index 80b26e7080fcd..6fc74602a8a85 100644
--- a/pkgs/development/python-modules/pyxnat/default.nix
+++ b/pkgs/development/python-modules/pyxnat/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://pyxnat.github.io/pyxnat";
     description = "Python API to XNAT";
+    mainProgram = "sessionmirror.py";
     changelog = "https://github.com/pyxnat/pyxnat/releases/tag/${version}";
     license = licenses.bsd3;
     maintainers = with maintainers; [ bcdarwin ];
diff --git a/pkgs/development/python-modules/pyzerproc/default.nix b/pkgs/development/python-modules/pyzerproc/default.nix
index b5eb549167175..6270b26bb7189 100644
--- a/pkgs/development/python-modules/pyzerproc/default.nix
+++ b/pkgs/development/python-modules/pyzerproc/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to control Zerproc Bluetooth LED smart string lights";
+    mainProgram = "pyzerproc";
     homepage = "https://github.com/emlove/pyzerproc";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/qcengine/default.nix b/pkgs/development/python-modules/qcengine/default.nix
index c1464c233a93f..7c572c98ea768 100644
--- a/pkgs/development/python-modules/qcengine/default.nix
+++ b/pkgs/development/python-modules/qcengine/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Quantum chemistry program executor and IO standardizer (QCSchema) for quantum chemistry";
+    mainProgram = "qcengine";
     homepage = "http://docs.qcarchive.molssi.org/projects/qcelemental/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ sheepforce ];
diff --git a/pkgs/development/python-modules/qrcode/default.nix b/pkgs/development/python-modules/qrcode/default.nix
index 0b8f69889c339..b5c3d2aec6b34 100644
--- a/pkgs/development/python-modules/qrcode/default.nix
+++ b/pkgs/development/python-modules/qrcode/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python QR Code image generator";
+    mainProgram = "qr";
     homepage = "https://github.com/lincolnloop/python-qrcode";
     changelog = "https://github.com/lincolnloop/python-qrcode/blob/v${version}/CHANGES.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/qtawesome/default.nix b/pkgs/development/python-modules/qtawesome/default.nix
index a00a4683d08ea..e1bd21ba00547 100644
--- a/pkgs/development/python-modules/qtawesome/default.nix
+++ b/pkgs/development/python-modules/qtawesome/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Iconic fonts in PyQt and PySide applications";
+    mainProgram = "qta-browser";
     homepage = "https://github.com/spyder-ide/qtawesome";
     changelog = "https://github.com/spyder-ide/qtawesome/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/qtconsole/default.nix b/pkgs/development/python-modules/qtconsole/default.nix
index 101239257853d..6228fc088af0d 100644
--- a/pkgs/development/python-modules/qtconsole/default.nix
+++ b/pkgs/development/python-modules/qtconsole/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Jupyter Qt console";
+    mainProgram = "jupyter-qtconsole";
     homepage = "https://qtconsole.readthedocs.io/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fridh ];
diff --git a/pkgs/development/python-modules/qtile/default.nix b/pkgs/development/python-modules/qtile/default.nix
index 43e6cb00bfe24..09a0c21a1f88a 100644
--- a/pkgs/development/python-modules/qtile/default.nix
+++ b/pkgs/development/python-modules/qtile/default.nix
@@ -95,6 +95,7 @@ buildPythonPackage rec {
     homepage = "http://www.qtile.org/";
     license = licenses.mit;
     description = "A small, flexible, scriptable tiling window manager written in Python";
+    mainProgram = "qtile";
     platforms = platforms.linux;
     maintainers = with maintainers; [ kamilchm arjan-s ];
   };
diff --git a/pkgs/development/python-modules/qtpy/default.nix b/pkgs/development/python-modules/qtpy/default.nix
index 59e03f836899c..8ffe6bb91a584 100644
--- a/pkgs/development/python-modules/qtpy/default.nix
+++ b/pkgs/development/python-modules/qtpy/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Abstraction layer for PyQt5/PyQt6/PySide2/PySide6";
+    mainProgram = "qtpy";
     homepage = "https://github.com/spyder-ide/qtpy";
     license = licenses.mit;
   };
diff --git a/pkgs/development/python-modules/quantulum3/default.nix b/pkgs/development/python-modules/quantulum3/default.nix
index 259871b4ef0cd..ae35505d86480 100644
--- a/pkgs/development/python-modules/quantulum3/default.nix
+++ b/pkgs/development/python-modules/quantulum3/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Library for unit extraction - fork of quantulum for python3";
+    mainProgram = "quantulum3-training";
     homepage = "https://github.com/nielstron/quantulum3";
     license = licenses.mit;
     maintainers = with maintainers; [ happysalada ];
diff --git a/pkgs/development/python-modules/quart/default.nix b/pkgs/development/python-modules/quart/default.nix
index 1effbadf3b67c..2e886b151ec66 100644
--- a/pkgs/development/python-modules/quart/default.nix
+++ b/pkgs/development/python-modules/quart/default.nix
@@ -81,6 +81,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An async Python micro framework for building web applications";
+    mainProgram = "quart";
     homepage = "https://github.com/pallets/quart/";
     changelog = "https://github.com/pallets/quart/blob/${src.rev}/CHANGES.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/radian/default.nix b/pkgs/development/python-modules/radian/default.nix
index a1b0a4309554e..820e10a409347 100644
--- a/pkgs/development/python-modules/radian/default.nix
+++ b/pkgs/development/python-modules/radian/default.nix
@@ -69,6 +69,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A 21 century R console";
+    mainProgram = "radian";
     homepage = "https://github.com/randy3k/radian";
     changelog = "https://github.com/randy3k/radian/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/rainbowstream/default.nix b/pkgs/development/python-modules/rainbowstream/default.nix
index 9d20fa6a09f6b..5f2f4c5904c5b 100644
--- a/pkgs/development/python-modules/rainbowstream/default.nix
+++ b/pkgs/development/python-modules/rainbowstream/default.nix
@@ -74,6 +74,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Streaming command-line twitter client";
+    mainProgram = "rainbowstream";
     homepage = "https://github.com/orakaro/rainbowstream";
     license = licenses.mit;
     maintainers = with maintainers; [ thoughtpolice ];
diff --git a/pkgs/development/python-modules/ramlfications/default.nix b/pkgs/development/python-modules/ramlfications/default.nix
index 3c2be0da47928..5b48c49e935c1 100644
--- a/pkgs/development/python-modules/ramlfications/default.nix
+++ b/pkgs/development/python-modules/ramlfications/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python RAML parser.";
+    mainProgram = "ramlfications";
     homepage    = "https://ramlfications.readthedocs.org";
     license     = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/rapidgzip/default.nix b/pkgs/development/python-modules/rapidgzip/default.nix
index 867f432a6d529..84139f4e0d33c 100644
--- a/pkgs/development/python-modules/rapidgzip/default.nix
+++ b/pkgs/development/python-modules/rapidgzip/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for parallel decompression and seeking within compressed gzip files";
+    mainProgram = "rapidgzip";
     homepage = "https://github.com/mxmlnkn/rapidgzip";
     changelog = "https://github.com/mxmlnkn/rapidgzip/blob/rapidgzip-v${version}/python/rapidgzip/CHANGELOG.md";
     license = licenses.mit; # dual MIT and asl20, https://internals.rust-lang.org/t/rationale-of-apache-dual-licensing/8952
diff --git a/pkgs/development/python-modules/rasterio/default.nix b/pkgs/development/python-modules/rasterio/default.nix
index 324c658494334..eef18524c2172 100644
--- a/pkgs/development/python-modules/rasterio/default.nix
+++ b/pkgs/development/python-modules/rasterio/default.nix
@@ -119,6 +119,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python package to read and write geospatial raster data";
+    mainProgram = "rio";
     homepage = "https://rasterio.readthedocs.io/";
     changelog = "https://github.com/rasterio/rasterio/blob/${version}/CHANGES.txt";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/ratarmount/default.nix b/pkgs/development/python-modules/ratarmount/default.nix
index cc235710a6891..21bd26c45c865 100644
--- a/pkgs/development/python-modules/ratarmount/default.nix
+++ b/pkgs/development/python-modules/ratarmount/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Mounts archives as read-only file systems by way of indexing";
+    mainProgram = "ratarmount";
     homepage = "https://github.com/mxmlnkn/ratarmount";
     license = licenses.mit;
     maintainers = with lib.maintainers; [ mxmlnkn ];
diff --git a/pkgs/development/python-modules/raven/default.nix b/pkgs/development/python-modules/raven/default.nix
index dec666782d12c..f49230494e482 100644
--- a/pkgs/development/python-modules/raven/default.nix
+++ b/pkgs/development/python-modules/raven/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Legacy Python client for Sentry (getsentry.com) — replaced by sentry-python";
+    mainProgram = "raven";
     homepage = "https://github.com/getsentry/raven-python";
     license = [ lib.licenses.bsd3 ];
     maintainers = with lib.maintainers; [ primeos ];
diff --git a/pkgs/development/python-modules/razdel/default.nix b/pkgs/development/python-modules/razdel/default.nix
index 66c2f4fae5e23..0c9ade3931f8c 100644
--- a/pkgs/development/python-modules/razdel/default.nix
+++ b/pkgs/development/python-modules/razdel/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Rule-based system for Russian sentence and word tokenization";
+    mainProgram = "razdel-ctl";
     homepage = "https://github.com/natasha/razdel";
     license = licenses.mit;
     maintainers = with maintainers; [ npatsakula ];
diff --git a/pkgs/development/python-modules/rbtools/default.nix b/pkgs/development/python-modules/rbtools/default.nix
index 470a8051020fb..57887196cbaee 100644
--- a/pkgs/development/python-modules/rbtools/default.nix
+++ b/pkgs/development/python-modules/rbtools/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://www.reviewboard.org/docs/rbtools/dev/";
     description = "RBTools is a set of command line tools for working with Review Board and RBCommons";
+    mainProgram = "rbt";
     license = licenses.mit;
     maintainers = with maintainers; [ domenkozar ];
   };
diff --git a/pkgs/development/python-modules/readabilipy/default.nix b/pkgs/development/python-modules/readabilipy/default.nix
index 0bf33623cb869..e97b238ac599b 100644
--- a/pkgs/development/python-modules/readabilipy/default.nix
+++ b/pkgs/development/python-modules/readabilipy/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "HTML content extractor";
+    mainProgram = "readabilipy";
     homepage = "https://github.com/alan-turing-institute/ReadabiliPy";
     changelog = "https://github.com/alan-turing-institute/ReadabiliPy/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/readmdict/default.nix b/pkgs/development/python-modules/readmdict/default.nix
index d6ef1447a7b84..5ce332df55045 100644
--- a/pkgs/development/python-modules/readmdict/default.nix
+++ b/pkgs/development/python-modules/readmdict/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Read mdx/mdd files (repacking of readmdict from mdict-analysis)";
+    mainProgram = "readmdict";
     homepage = "https://github.com/ffreemt/readmdict";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/redis-om/default.nix b/pkgs/development/python-modules/redis-om/default.nix
index df49fd470d1e8..551a251bc174e 100644
--- a/pkgs/development/python-modules/redis-om/default.nix
+++ b/pkgs/development/python-modules/redis-om/default.nix
@@ -84,6 +84,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Object mapping, and more, for Redis and Python";
+    mainProgram = "migrate";
     homepage = "https://github.com/redis/redis-om-python";
     changelog = "https://github.com/redis/redis-om-python/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/relatorio/default.nix b/pkgs/development/python-modules/relatorio/default.nix
index 05a18ff34eeec..14460fb9b17b0 100644
--- a/pkgs/development/python-modules/relatorio/default.nix
+++ b/pkgs/development/python-modules/relatorio/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
     homepage = "https://relatorio.tryton.org/";
     changelog = "https://hg.tryton.org/relatorio/file/${version}/CHANGELOG";
     description = "A templating library able to output odt and pdf files";
+    mainProgram = "relatorio-render";
     maintainers = with lib.maintainers; [ johbo ];
     license = lib.licenses.gpl2Plus;
   };
diff --git a/pkgs/development/python-modules/remotezip/default.nix b/pkgs/development/python-modules/remotezip/default.nix
index e7ed4b1c356df..ec81726cd243f 100644
--- a/pkgs/development/python-modules/remotezip/default.nix
+++ b/pkgs/development/python-modules/remotezip/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to access single members of a zip archive without downloading the full content";
+    mainProgram = "remotezip";
     homepage = "https://github.com/gtsystem/python-remotezip";
     license = licenses.mit;
     maintainers = with maintainers; [ nickcao ];
diff --git a/pkgs/development/python-modules/renault-api/default.nix b/pkgs/development/python-modules/renault-api/default.nix
index 6310d70d2cc64..c28ef79f6d21c 100644
--- a/pkgs/development/python-modules/renault-api/default.nix
+++ b/pkgs/development/python-modules/renault-api/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to interact with the Renault API";
+    mainProgram = "renault-api";
     homepage = "https://github.com/hacf-fr/renault-api";
     changelog = "https://github.com/hacf-fr/renault-api/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/reorder-python-imports/default.nix b/pkgs/development/python-modules/reorder-python-imports/default.nix
index e3af1cb11cc5d..b00896c801f0d 100644
--- a/pkgs/development/python-modules/reorder-python-imports/default.nix
+++ b/pkgs/development/python-modules/reorder-python-imports/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool for automatically reordering python imports";
+    mainProgram = "reorder-python-imports";
     homepage = "https://github.com/asottile/reorder_python_imports";
     license = licenses.mit;
     maintainers = with maintainers; [ gador ];
diff --git a/pkgs/development/python-modules/repocheck/default.nix b/pkgs/development/python-modules/repocheck/default.nix
index 0fbfbbb25269c..9b73dabf027ef 100644
--- a/pkgs/development/python-modules/repocheck/default.nix
+++ b/pkgs/development/python-modules/repocheck/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
   meta = with lib; {
     inherit (src.meta) homepage;
     description = "Check the status of code repositories under a root directory";
+    mainProgram = "repocheck";
     license = licenses.gpl3Plus;
   };
 
diff --git a/pkgs/development/python-modules/reptor/default.nix b/pkgs/development/python-modules/reptor/default.nix
index 9da827f9253b1..d31cbc667510a 100644
--- a/pkgs/development/python-modules/reptor/default.nix
+++ b/pkgs/development/python-modules/reptor/default.nix
@@ -109,6 +109,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to do automated pentest reporting with SysReptor";
+    mainProgram = "reptor";
     homepage = "https://github.com/Syslifters/reptor";
     changelog = "https://github.com/Syslifters/reptor/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/reqif/default.nix b/pkgs/development/python-modules/reqif/default.nix
index f3a37488a2255..0a13af92ee51f 100644
--- a/pkgs/development/python-modules/reqif/default.nix
+++ b/pkgs/development/python-modules/reqif/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for ReqIF format";
+    mainProgram = "reqif";
     homepage = "https://github.com/strictdoc-project/reqif";
     changelog = "https://github.com/strictdoc-project/reqif/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/requirements-detector/default.nix b/pkgs/development/python-modules/requirements-detector/default.nix
index e679937dbd4cc..aab180853d5a9 100644
--- a/pkgs/development/python-modules/requirements-detector/default.nix
+++ b/pkgs/development/python-modules/requirements-detector/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python tool to find and list requirements of a Python project";
+    mainProgram = "detect-requirements";
     homepage = "https://github.com/landscapeio/requirements-detector";
     changelog = "https://github.com/landscapeio/requirements-detector/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/restview/default.nix b/pkgs/development/python-modules/restview/default.nix
index 88004743d73b2..e5694e92137d5 100644
--- a/pkgs/development/python-modules/restview/default.nix
+++ b/pkgs/development/python-modules/restview/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ReStructuredText viewer";
+    mainProgram = "restview";
     homepage = "https://mg.pov.lt/restview/";
     changelog = "https://github.com/mgedmin/restview/blob/${version}/CHANGES.rst";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/rich-click/default.nix b/pkgs/development/python-modules/rich-click/default.nix
index 202494659d5bc..e10c6b496a9fe 100644
--- a/pkgs/development/python-modules/rich-click/default.nix
+++ b/pkgs/development/python-modules/rich-click/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to format click help output nicely with rich";
+    mainProgram = "rich-click";
     homepage = "https://github.com/ewels/rich-click";
     changelog = "https://github.com/ewels/rich-click/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ring-doorbell/default.nix b/pkgs/development/python-modules/ring-doorbell/default.nix
index ddb8788634c53..9949789c3c495 100644
--- a/pkgs/development/python-modules/ring-doorbell/default.nix
+++ b/pkgs/development/python-modules/ring-doorbell/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to communicate with Ring Door Bell";
+    mainProgram = "ring-doorbell";
     homepage = "https://github.com/tchellomello/python-ring-doorbell";
     changelog = "https://github.com/tchellomello/python-ring-doorbell/releases/tag/${version}";
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/python-modules/riscof/default.nix b/pkgs/development/python-modules/riscof/default.nix
index fc5874e39e330..eabaf0ded5305 100644
--- a/pkgs/development/python-modules/riscof/default.nix
+++ b/pkgs/development/python-modules/riscof/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "RISC-V Architectural Test Framework";
+    mainProgram = "riscof";
     homepage = "https://github.com/riscv-software-src/riscof";
     changelog = "https://github.com/riscv-software-src/riscof/blob/${version}/CHANGELOG.md";
     maintainers = with maintainers; [ genericnerdyusername ];
diff --git a/pkgs/development/python-modules/riscv-config/default.nix b/pkgs/development/python-modules/riscv-config/default.nix
index 6cc0471b854b3..7cd0399dafcd4 100644
--- a/pkgs/development/python-modules/riscv-config/default.nix
+++ b/pkgs/development/python-modules/riscv-config/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "RISC-V configuration validator";
+    mainProgram = "riscv-config";
     homepage = "https://github.com/riscv/riscv-config";
     changelog = "https://github.com/riscv-software-src/riscv-config/blob/${version}/CHANGELOG.md";
     maintainers = with maintainers; [ genericnerdyusername ];
diff --git a/pkgs/development/python-modules/riscv-isac/default.nix b/pkgs/development/python-modules/riscv-isac/default.nix
index 651c27be676a7..19a6eea713194 100644
--- a/pkgs/development/python-modules/riscv-isac/default.nix
+++ b/pkgs/development/python-modules/riscv-isac/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An ISA coverage extraction tool";
+    mainProgram = "riscv_isac";
     homepage = "https://github.com/riscv/riscv-isac";
     changelog = "https://github.com/riscv-software-src/riscv-isac/blob/${version}/CHANGELOG.md";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/rmsd/default.nix b/pkgs/development/python-modules/rmsd/default.nix
index 1def479816f6e..caa13ff5299f9 100644
--- a/pkgs/development/python-modules/rmsd/default.nix
+++ b/pkgs/development/python-modules/rmsd/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Calculate root-mean-square deviation (RMSD) between two sets of cartesian coordinates";
+    mainProgram = "calculate_rmsd";
     homepage = "https://github.com/charnley/rmsd";
     license = licenses.bsd2;
     platforms = platforms.linux;
diff --git a/pkgs/development/python-modules/rnc2rng/default.nix b/pkgs/development/python-modules/rnc2rng/default.nix
index e6abf4f189f00..bece0219a1c7e 100644
--- a/pkgs/development/python-modules/rnc2rng/default.nix
+++ b/pkgs/development/python-modules/rnc2rng/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/djc/rnc2rng";
     description = "Compact to regular syntax conversion library for RELAX NG schemata";
+    mainProgram = "rnc2rng";
     license = licenses.mit;
     maintainers = with maintainers; [ bcdarwin ];
   };
diff --git a/pkgs/development/python-modules/rollbar/default.nix b/pkgs/development/python-modules/rollbar/default.nix
index d5caebf899b01..26edb9046504f 100644
--- a/pkgs/development/python-modules/rollbar/default.nix
+++ b/pkgs/development/python-modules/rollbar/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Error tracking and logging from Python to Rollbar";
+    mainProgram = "rollbar";
     homepage = "https://github.com/rollbar/pyrollbar";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/roombapy/default.nix b/pkgs/development/python-modules/roombapy/default.nix
index d40bb33fddc1e..81841aadebee9 100644
--- a/pkgs/development/python-modules/roombapy/default.nix
+++ b/pkgs/development/python-modules/roombapy/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python program and library to control Wi-Fi enabled iRobot Roombas";
+    mainProgram = "roombapy";
     homepage = "https://github.com/pschmitt/roombapy";
     changelog = "https://github.com/pschmitt/roombapy/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ropgadget/default.nix b/pkgs/development/python-modules/ropgadget/default.nix
index 04c934b4ed117..d0ae5b7aeec04 100644
--- a/pkgs/development/python-modules/ropgadget/default.nix
+++ b/pkgs/development/python-modules/ropgadget/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to search for gadgets in binaries to facilitate ROP exploitation";
+    mainProgram = "ROPgadget";
     homepage = "http://shell-storm.org/project/ROPgadget/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ bennofs ];
diff --git a/pkgs/development/python-modules/ropper/default.nix b/pkgs/development/python-modules/ropper/default.nix
index 1bc393fd44eed..973b11de4728b 100644
--- a/pkgs/development/python-modules/ropper/default.nix
+++ b/pkgs/development/python-modules/ropper/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Show information about files in different file formats";
+    mainProgram = "ropper";
     homepage = "https://scoding.de/ropper/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ bennofs ];
diff --git a/pkgs/development/python-modules/rplcd/default.nix b/pkgs/development/python-modules/rplcd/default.nix
index 1022f40141c72..e521523ba697b 100644
--- a/pkgs/development/python-modules/rplcd/default.nix
+++ b/pkgs/development/python-modules/rplcd/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
     description = ''
       Raspberry Pi LCD library for the widely used Hitachi HD44780 controller
     '';
+    mainProgram = "rplcd-tests";
     license = licenses.mit;
     maintainers = with maintainers; [ onny ];
   };
diff --git a/pkgs/development/python-modules/rpmfile/default.nix b/pkgs/development/python-modules/rpmfile/default.nix
index 2b4d718fc3d44..89401e4ac6076 100644
--- a/pkgs/development/python-modules/rpmfile/default.nix
+++ b/pkgs/development/python-modules/rpmfile/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Read rpm archive files";
+    mainProgram = "rpmfile";
     homepage = "https://github.com/srossross/rpmfile";
     license = licenses.mit;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/rst2ansi/default.nix b/pkgs/development/python-modules/rst2ansi/default.nix
index 763a3913bd604..4f1ca27137a27 100644
--- a/pkgs/development/python-modules/rst2ansi/default.nix
+++ b/pkgs/development/python-modules/rst2ansi/default.nix
@@ -14,6 +14,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A rst converter to ansi-decorated console output";
+    mainProgram = "rst2ansi";
     homepage = "https://github.com/Snaipe/python-rst-to-ansi";
     license = licenses.mit;
     maintainers = with maintainers; [ vojta001 ];
diff --git a/pkgs/development/python-modules/rst2pdf/default.nix b/pkgs/development/python-modules/rst2pdf/default.nix
index 6fb44840f5b2f..b2531886eaa8c 100644
--- a/pkgs/development/python-modules/rst2pdf/default.nix
+++ b/pkgs/development/python-modules/rst2pdf/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Convert reStructured Text to PDF via ReportLab";
+    mainProgram = "rst2pdf";
     homepage = "https://rst2pdf.org/";
     changelog = "https://github.com/rst2pdf/rst2pdf/blob/${version}/CHANGES.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/rstcheck/default.nix b/pkgs/development/python-modules/rstcheck/default.nix
index 22f1600008305..3e648e792b20f 100644
--- a/pkgs/development/python-modules/rstcheck/default.nix
+++ b/pkgs/development/python-modules/rstcheck/default.nix
@@ -71,6 +71,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Checks syntax of reStructuredText and code blocks nested within it";
+    mainProgram = "rstcheck";
     homepage = "https://github.com/myint/rstcheck";
     changelog = "https://github.com/rstcheck/rstcheck/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/rtslib/default.nix b/pkgs/development/python-modules/rtslib/default.nix
index d43065300feea..968a33607d920 100644
--- a/pkgs/development/python-modules/rtslib/default.nix
+++ b/pkgs/development/python-modules/rtslib/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python object API for managing the Linux LIO kernel target";
+    mainProgram = "targetctl";
     homepage = "https://github.com/open-iscsi/rtslib-fb";
     license = licenses.asl20;
   };
diff --git a/pkgs/development/python-modules/s3-credentials/default.nix b/pkgs/development/python-modules/s3-credentials/default.nix
index 458f21618caf1..71bc5d4f44380 100644
--- a/pkgs/development/python-modules/s3-credentials/default.nix
+++ b/pkgs/development/python-modules/s3-credentials/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python CLI utility for creating credentials for accessing S3 buckets";
+    mainProgram = "s3-credentials";
     homepage = "https://github.com/simonw/s3-credentials";
     license = licenses.asl20;
     maintainers = with maintainers; [ techknowlogick ];
diff --git a/pkgs/development/python-modules/sacrebleu/default.nix b/pkgs/development/python-modules/sacrebleu/default.nix
index 411426eaa34d8..7a0540b82c738 100644
--- a/pkgs/development/python-modules/sacrebleu/default.nix
+++ b/pkgs/development/python-modules/sacrebleu/default.nix
@@ -60,6 +60,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Hassle-free computation of shareable, comparable, and reproducible BLEU, chrF, and TER scores";
+    mainProgram = "sacrebleu";
     homepage = "https://github.com/mjpost/sacrebleu";
     changelog = "https://github.com/mjpost/sacrebleu/blob/v{version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/sacremoses/default.nix b/pkgs/development/python-modules/sacremoses/default.nix
index 63584a0437783..c08589b66e256 100644
--- a/pkgs/development/python-modules/sacremoses/default.nix
+++ b/pkgs/development/python-modules/sacremoses/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/alvations/sacremoses";
     description = "Python port of Moses tokenizer, truecaser and normalizer";
+    mainProgram = "sacremoses";
     license = licenses.lgpl21Plus;
     platforms = platforms.unix;
     maintainers = with maintainers; [ pashashocky ];
diff --git a/pkgs/development/python-modules/safety/default.nix b/pkgs/development/python-modules/safety/default.nix
index dee37f85eeb4e..529ed4d8d4c27 100644
--- a/pkgs/development/python-modules/safety/default.nix
+++ b/pkgs/development/python-modules/safety/default.nix
@@ -97,6 +97,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Checks installed dependencies for known vulnerabilities";
+    mainProgram = "safety";
     homepage = "https://github.com/pyupio/safety";
     changelog = "https://github.com/pyupio/safety/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/salmon-mail/default.nix b/pkgs/development/python-modules/salmon-mail/default.nix
index 60b745a384559..4b821da0fe6c9 100644
--- a/pkgs/development/python-modules/salmon-mail/default.nix
+++ b/pkgs/development/python-modules/salmon-mail/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
     broken = stdenv.isDarwin;
     homepage = "https://salmon-mail.readthedocs.org/";
     description = "Pythonic mail application server";
+    mainProgram = "salmon";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ jluttine ];
   };
diff --git a/pkgs/development/python-modules/samsungctl/default.nix b/pkgs/development/python-modules/samsungctl/default.nix
index 665c740b4f637..f4f3653d94e97 100644
--- a/pkgs/development/python-modules/samsungctl/default.nix
+++ b/pkgs/development/python-modules/samsungctl/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Remote control Samsung televisions via a TCP/IP connection";
+    mainProgram = "samsungctl";
     homepage = "https://github.com/Ape/samsungctl";
     license = licenses.mit;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/sanic/default.nix b/pkgs/development/python-modules/sanic/default.nix
index fb1d5aba58db2..0691a0be51629 100644
--- a/pkgs/development/python-modules/sanic/default.nix
+++ b/pkgs/development/python-modules/sanic/default.nix
@@ -171,6 +171,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Web server and web framework";
+    mainProgram = "sanic";
     homepage = "https://github.com/sanic-org/sanic/";
     changelog = "https://github.com/sanic-org/sanic/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/scapy/default.nix b/pkgs/development/python-modules/scapy/default.nix
index 472bbe084319e..970d355fff06b 100644
--- a/pkgs/development/python-modules/scapy/default.nix
+++ b/pkgs/development/python-modules/scapy/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python-based network packet manipulation program and library";
+    mainProgram = "scapy";
     longDescription = ''
       Scapy is a powerful Python-based interactive packet manipulation program
       and library.
diff --git a/pkgs/development/python-modules/scooby/default.nix b/pkgs/development/python-modules/scooby/default.nix
index 6140fd13323c7..869a1a5895014 100644
--- a/pkgs/development/python-modules/scooby/default.nix
+++ b/pkgs/development/python-modules/scooby/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/banesullivan/scooby/releases/tag/v${version}";
     description = "A lightweight tool for reporting Python package versions and hardware resources";
+    mainProgram = "scooby";
     homepage = "https://github.com/banesullivan/scooby";
     license = licenses.mit;
     maintainers = with maintainers; [ wegank ];
diff --git a/pkgs/development/python-modules/scour/default.nix b/pkgs/development/python-modules/scour/default.nix
index 66f0613fc5f74..2b757d4dc3a2a 100644
--- a/pkgs/development/python-modules/scour/default.nix
+++ b/pkgs/development/python-modules/scour/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An SVG Optimizer / Cleaner ";
+    mainProgram = "scour";
     homepage    = "https://github.com/scour-project/scour";
     license     = licenses.asl20;
     maintainers = with maintainers; [ worldofpeace ];
diff --git a/pkgs/development/python-modules/scrapy/default.nix b/pkgs/development/python-modules/scrapy/default.nix
index 9548f9136e8c7..09ed93f8481f6 100644
--- a/pkgs/development/python-modules/scrapy/default.nix
+++ b/pkgs/development/python-modules/scrapy/default.nix
@@ -142,6 +142,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "High-level web crawling and web scraping framework";
+    mainProgram = "scrapy";
     longDescription = ''
       Scrapy is a fast high-level web crawling and web scraping framework, used to crawl
       websites and extract structured data from their pages. It can be used for a wide
diff --git a/pkgs/development/python-modules/screed/default.nix b/pkgs/development/python-modules/screed/default.nix
index cc1b80153d3a6..dd5a637e87c18 100644
--- a/pkgs/development/python-modules/screed/default.nix
+++ b/pkgs/development/python-modules/screed/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A simple read-only sequence database, designed for short reads";
+    mainProgram = "screed";
     homepage = "https://pypi.org/project/screed/";
     maintainers = with maintainers; [ luizirber ];
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/screenlogicpy/default.nix b/pkgs/development/python-modules/screenlogicpy/default.nix
index ad36d8d3347c3..9245c427e15b1 100644
--- a/pkgs/development/python-modules/screenlogicpy/default.nix
+++ b/pkgs/development/python-modules/screenlogicpy/default.nix
@@ -58,6 +58,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface for Pentair Screenlogic devices";
+    mainProgram = "screenlogicpy";
     homepage = "https://github.com/dieselrabbit/screenlogicpy";
     changelog = "https://github.com/dieselrabbit/screenlogicpy/releases/tag/v${version}";
     license = with licenses; [ gpl3Only ];
diff --git a/pkgs/development/python-modules/sdkmanager/default.nix b/pkgs/development/python-modules/sdkmanager/default.nix
index 7063adf94e18b..2900c012cf79d 100644
--- a/pkgs/development/python-modules/sdkmanager/default.nix
+++ b/pkgs/development/python-modules/sdkmanager/default.nix
@@ -44,6 +44,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://gitlab.com/fdroid/sdkmanager";
     description = "A drop-in replacement for sdkmanager from the Android SDK written in Python";
+    mainProgram = "sdkmanager";
     license = licenses.agpl3Plus;
     maintainers = with maintainers; [ linsui ];
   };
diff --git a/pkgs/development/python-modules/seedir/default.nix b/pkgs/development/python-modules/seedir/default.nix
index 46fca2c568f69..6c5e5bc899f29 100644
--- a/pkgs/development/python-modules/seedir/default.nix
+++ b/pkgs/development/python-modules/seedir/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for for creating, editing, and reading folder tree diagrams";
+    mainProgram = "seedir";
     homepage = "https://github.com/earnestt1234/seedir";
     changelog = "https://github.com/earnestt1234/seedir/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/segments/default.nix b/pkgs/development/python-modules/segments/default.nix
index 10d50ed592336..e55eb4c49bad8 100644
--- a/pkgs/development/python-modules/segments/default.nix
+++ b/pkgs/development/python-modules/segments/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/cldf/segments/blob/${src.rev}/CHANGES.md";
     description = "Unicode Standard tokenization routines and orthography profile segmentation";
+    mainProgram = "segments";
     homepage = "https://github.com/cldf/segments";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/segno/default.nix b/pkgs/development/python-modules/segno/default.nix
index 98c332af73895..27bf069d4cd17 100644
--- a/pkgs/development/python-modules/segno/default.nix
+++ b/pkgs/development/python-modules/segno/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/heuer/segno/releases/tag/${version}";
     description = "QR Code and Micro QR Code encoder";
+    mainProgram = "segno";
     homepage = "https://github.com/heuer/segno/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ phaer ];
diff --git a/pkgs/development/python-modules/semver/default.nix b/pkgs/development/python-modules/semver/default.nix
index 3c752df0a62a4..7260baa5aa100 100644
--- a/pkgs/development/python-modules/semver/default.nix
+++ b/pkgs/development/python-modules/semver/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python package to work with Semantic Versioning (http://semver.org/)";
+    mainProgram = "pysemver";
     homepage = "https://python-semver.readthedocs.io/";
     changelog = "https://github.com/python-semver/python-semver/releases/tag/3.0.0";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/send2trash/default.nix b/pkgs/development/python-modules/send2trash/default.nix
index 0fab032f93a1d..62bbea264e723 100644
--- a/pkgs/development/python-modules/send2trash/default.nix
+++ b/pkgs/development/python-modules/send2trash/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Send file to trash natively under macOS, Windows and Linux";
+    mainProgram = "send2trash";
     homepage = "https://github.com/hsoft/send2trash";
     changelog = "https://github.com/arsenetar/send2trash/blob/${version}/CHANGES.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/seqdiag/default.nix b/pkgs/development/python-modules/seqdiag/default.nix
index d2a61dcbb7ffd..bbf7cca1293a4 100644
--- a/pkgs/development/python-modules/seqdiag/default.nix
+++ b/pkgs/development/python-modules/seqdiag/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generate sequence-diagram image from spec-text file (similar to Graphviz)";
+    mainProgram = "seqdiag";
     homepage = "http://blockdiag.com/";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/servefile/default.nix b/pkgs/development/python-modules/servefile/default.nix
index b90ab00a4789a..327a278eff93b 100644
--- a/pkgs/development/python-modules/servefile/default.nix
+++ b/pkgs/development/python-modules/servefile/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Serve files from shell via a small HTTP server";
+    mainProgram = "servefile";
     homepage = "https://github.com/sebageek/servefile";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ samuela ];
diff --git a/pkgs/development/python-modules/setuptools-git-versioning/default.nix b/pkgs/development/python-modules/setuptools-git-versioning/default.nix
index b280650436b4e..fb929ef73bc7f 100644
--- a/pkgs/development/python-modules/setuptools-git-versioning/default.nix
+++ b/pkgs/development/python-modules/setuptools-git-versioning/default.nix
@@ -65,6 +65,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Use git repo data (latest tag, current commit hash, etc) for building a version number according PEP-440";
+    mainProgram = "setuptools-git-versioning";
     homepage = "https://github.com/dolfinus/setuptools-git-versioning";
     changelog = "https://github.com/dolfinus/setuptools-git-versioning/blob/${src.rev}/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/sfrbox-api/default.nix b/pkgs/development/python-modules/sfrbox-api/default.nix
index 7d620eeda34ec..c1939e70a7e46 100644
--- a/pkgs/development/python-modules/sfrbox-api/default.nix
+++ b/pkgs/development/python-modules/sfrbox-api/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for the SFR Box API";
+    mainProgram = "sfrbox-api";
     homepage = "https://github.com/hacf-fr/sfrbox-api";
     changelog = "https://github.com/hacf-fr/sfrbox-api/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/shamir-mnemonic/default.nix b/pkgs/development/python-modules/shamir-mnemonic/default.nix
index 9a5d5fe57a7a1..8d8a5f535b77b 100644
--- a/pkgs/development/python-modules/shamir-mnemonic/default.nix
+++ b/pkgs/development/python-modules/shamir-mnemonic/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Reference implementation of SLIP-0039";
+    mainProgram = "shamir";
     homepage = "https://github.com/trezor/python-shamir-mnemonic";
     license = licenses.mit;
     maintainers = with maintainers; [ prusnak ];
diff --git a/pkgs/development/python-modules/shaperglot/default.nix b/pkgs/development/python-modules/shaperglot/default.nix
index f1ea7e5a723a3..8c8eed6dac0ae 100644
--- a/pkgs/development/python-modules/shaperglot/default.nix
+++ b/pkgs/development/python-modules/shaperglot/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to test OpenType fonts for language support";
+    mainProgram = "shaperglot";
     homepage = "https://github.com/googlefonts/shaperglot";
     license = licenses.asl20;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/shiboken2/default.nix b/pkgs/development/python-modules/shiboken2/default.nix
index 593a7b7d82ead..45eecc6faebfd 100644
--- a/pkgs/development/python-modules/shiboken2/default.nix
+++ b/pkgs/development/python-modules/shiboken2/default.nix
@@ -52,6 +52,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Generator for the PySide2 Qt bindings";
+    mainProgram = "shiboken2";
     license = with licenses; [ gpl2 lgpl21 ];
     homepage = "https://wiki.qt.io/Qt_for_Python";
     maintainers = with maintainers; [ gebner ];
diff --git a/pkgs/development/python-modules/shodan/default.nix b/pkgs/development/python-modules/shodan/default.nix
index 29fc4789d1777..43ea7bdba8a7d 100644
--- a/pkgs/development/python-modules/shodan/default.nix
+++ b/pkgs/development/python-modules/shodan/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library and command-line utility for Shodan";
+    mainProgram = "shodan";
     homepage = "https://github.com/achillean/shodan-python";
     changelog = "https://github.com/achillean/shodan-python/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/shortuuid/default.nix b/pkgs/development/python-modules/shortuuid/default.nix
index fda1e1896a504..36a5b422818ef 100644
--- a/pkgs/development/python-modules/shortuuid/default.nix
+++ b/pkgs/development/python-modules/shortuuid/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to generate concise, unambiguous and URL-safe UUIDs";
+    mainProgram = "shortuuid";
     homepage = "https://github.com/stochastic-technologies/shortuuid/";
     changelog = "https://github.com/skorokithakis/shortuuid/blob/v${version}/CHANGELOG.md";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/show-in-file-manager/default.nix b/pkgs/development/python-modules/show-in-file-manager/default.nix
index c77d547bf6f84..c650a4b756c5d 100644
--- a/pkgs/development/python-modules/show-in-file-manager/default.nix
+++ b/pkgs/development/python-modules/show-in-file-manager/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/damonlynch/showinfilemanager";
     description = "Open the system file manager and select files in it";
+    mainProgram = "showinfilemanager";
     longDescription = ''
       Show in File Manager is a Python package to open the system file
       manager and optionally select files in it. The point is not to
diff --git a/pkgs/development/python-modules/shtab/default.nix b/pkgs/development/python-modules/shtab/default.nix
index 37b3e1ca4c242..de9d4fc203644 100644
--- a/pkgs/development/python-modules/shtab/default.nix
+++ b/pkgs/development/python-modules/shtab/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for shell tab completion of Python CLI applications";
+    mainProgram = "shtab";
     homepage = "https://docs.iterative.ai/shtab/";
     changelog = "https://github.com/iterative/shtab/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/sigstore/default.nix b/pkgs/development/python-modules/sigstore/default.nix
index 24322a18723e2..144b1daac21c6 100644
--- a/pkgs/development/python-modules/sigstore/default.nix
+++ b/pkgs/development/python-modules/sigstore/default.nix
@@ -82,6 +82,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A codesigning tool for Python packages";
+    mainProgram = "sigstore";
     homepage = "https://github.com/sigstore/sigstore-python";
     changelog = "https://github.com/sigstore/sigstore-python/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/simple-term-menu/default.nix b/pkgs/development/python-modules/simple-term-menu/default.nix
index 9f21c327da978..7a348b1f602da 100644
--- a/pkgs/development/python-modules/simple-term-menu/default.nix
+++ b/pkgs/development/python-modules/simple-term-menu/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python package which creates simple interactive menus on the command line";
+    mainProgram = "simple-term-menu";
     homepage = "https://github.com/IngoMeyer441/simple-term-menu";
     license = licenses.mit;
     changelog = "https://github.com/IngoMeyer441/simple-term-menu/releases/tag/v${version}";
diff --git a/pkgs/development/python-modules/sip/4.x.nix b/pkgs/development/python-modules/sip/4.x.nix
index 879dc6cd125a7..9c89a01797e72 100644
--- a/pkgs/development/python-modules/sip/4.x.nix
+++ b/pkgs/development/python-modules/sip/4.x.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Creates C++ bindings for Python modules";
+    mainProgram = "sip";
     homepage    = "https://riverbankcomputing.com/";
     license     = licenses.gpl2Plus;
     maintainers = with maintainers; [ lovek323 sander ];
diff --git a/pkgs/development/python-modules/sipyco/default.nix b/pkgs/development/python-modules/sipyco/default.nix
index 568134d94d152..454876d16e8b0 100644
--- a/pkgs/development/python-modules/sipyco/default.nix
+++ b/pkgs/development/python-modules/sipyco/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Simple Python Communications - used by the ARTIQ experimental control package";
+    mainProgram = "sipyco_rpctool";
     homepage = "https://github.com/m-labs/sipyco";
     changelog = "https://github.com/m-labs/sipyco/releases/tag/v${version}";
     license = licenses.lgpl3Plus;
diff --git a/pkgs/development/python-modules/skein/default.nix b/pkgs/development/python-modules/skein/default.nix
index d21b21542e4c8..ff0884330b396 100644
--- a/pkgs/development/python-modules/skein/default.nix
+++ b/pkgs/development/python-modules/skein/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://jcristharif.com/skein";
     description = "A tool and library for easily deploying applications on Apache YARN";
+    mainProgram = "skein";
     license = licenses.bsd3;
     maintainers = with maintainers; [ alexbiehl illustris ];
     # https://github.com/NixOS/nixpkgs/issues/48663#issuecomment-1083031627
diff --git a/pkgs/development/python-modules/skidl/default.nix b/pkgs/development/python-modules/skidl/default.nix
index 5afcc931ac541..2203dee0ca3f9 100644
--- a/pkgs/development/python-modules/skidl/default.nix
+++ b/pkgs/development/python-modules/skidl/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module that extends Python with the ability to design electronic circuits";
+    mainProgram = "netlist_to_skidl";
     homepage = "https://xess.com/skidl/docs/_site/";
     license = licenses.mit;
     maintainers = with maintainers; [ matthuszagh ];
diff --git a/pkgs/development/python-modules/skybellpy/default.nix b/pkgs/development/python-modules/skybellpy/default.nix
index d09939ea853c0..69837c5d68533 100644
--- a/pkgs/development/python-modules/skybellpy/default.nix
+++ b/pkgs/development/python-modules/skybellpy/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python wrapper for the Skybell alarm API";
+    mainProgram = "skybellpy";
     homepage = "https://github.com/MisterWil/skybellpy";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/skytemple-files/default.nix b/pkgs/development/python-modules/skytemple-files/default.nix
index 5e60c73de6991..483e2749b5c7a 100644
--- a/pkgs/development/python-modules/skytemple-files/default.nix
+++ b/pkgs/development/python-modules/skytemple-files/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/SkyTemple/skytemple-files";
     description = "Python library to edit the ROM of Pokémon Mystery Dungeon Explorers of Sky";
+    mainProgram = "skytemple_export_maps";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ xfix marius851000 ];
     broken = stdenv.isDarwin; # pyobjc is missing
diff --git a/pkgs/development/python-modules/skytemple-ssb-debugger/default.nix b/pkgs/development/python-modules/skytemple-ssb-debugger/default.nix
index 5e5d0c8d7951b..da873a37dc517 100644
--- a/pkgs/development/python-modules/skytemple-ssb-debugger/default.nix
+++ b/pkgs/development/python-modules/skytemple-ssb-debugger/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/SkyTemple/skytemple-ssb-debugger";
     description = "Script Engine Debugger for Pokémon Mystery Dungeon Explorers of Sky";
+    mainProgram = "skytemple-ssb-debugger";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ marius851000 xfix ];
   };
diff --git a/pkgs/development/python-modules/slicedimage/default.nix b/pkgs/development/python-modules/slicedimage/default.nix
index eb96fb50928c2..680bb0f6a5be1 100644
--- a/pkgs/development/python-modules/slicedimage/default.nix
+++ b/pkgs/development/python-modules/slicedimage/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to access sliced imaging data";
+    mainProgram = "slicedimage";
     homepage = "https://github.com/spacetx/slicedimage";
     license = licenses.mit;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/slimit/default.nix b/pkgs/development/python-modules/slimit/default.nix
index 1166db2639c4b..40b4f0ca67b04 100644
--- a/pkgs/development/python-modules/slimit/default.nix
+++ b/pkgs/development/python-modules/slimit/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "SlimIt -  a JavaScript minifier/parser in Python";
+    mainProgram = "slimit";
     homepage = "https://github.com/rspivak/slimit";
     changelog = "https://github.com/rspivak/slimit/blob/${src.rev}/CHANGES";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/slob/default.nix b/pkgs/development/python-modules/slob/default.nix
index a615192aa7be2..38b0c9d92bfdf 100644
--- a/pkgs/development/python-modules/slob/default.nix
+++ b/pkgs/development/python-modules/slob/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage {
   meta = with lib; {
     homepage = "https://github.com/itkach/slob/";
     description = "Reference implementation of the slob (sorted list of blobs) format";
+    mainProgram = "slob";
     license = licenses.gpl3Only;
   };
 }
diff --git a/pkgs/development/python-modules/smartypants/default.nix b/pkgs/development/python-modules/smartypants/default.nix
index d2ca5f2973222..3d0fd5ba6e2c3 100644
--- a/pkgs/development/python-modules/smartypants/default.nix
+++ b/pkgs/development/python-modules/smartypants/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python with the SmartyPants";
+    mainProgram = "smartypants";
     homepage = "https://github.com/leohemsted/smartypants.py";
     license = licenses.bsd3;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/snakebite/default.nix b/pkgs/development/python-modules/snakebite/default.nix
index 898ba52a4eeed..a5a1addf81b0a 100644
--- a/pkgs/development/python-modules/snakebite/default.nix
+++ b/pkgs/development/python-modules/snakebite/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pure Python HDFS client";
+    mainProgram = "snakebite";
     homepage = "https://github.com/spotify/snakebite";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/snakeviz/default.nix b/pkgs/development/python-modules/snakeviz/default.nix
index 1b8c1c81183bd..6e3cc6244799d 100644
--- a/pkgs/development/python-modules/snakeviz/default.nix
+++ b/pkgs/development/python-modules/snakeviz/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Browser based viewer for profiling data";
+    mainProgram = "snakeviz";
     homepage = "https://jiffyclub.github.io/snakeviz";
     changelog = "https://github.com/jiffyclub/snakeviz/blob/v${version}/CHANGES.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/snscrape/default.nix b/pkgs/development/python-modules/snscrape/default.nix
index cb39e27373a7f..e834fc3226ff0 100644
--- a/pkgs/development/python-modules/snscrape/default.nix
+++ b/pkgs/development/python-modules/snscrape/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A social networking service scraper";
+    mainProgram = "snscrape";
     homepage = "https://github.com/JustAnotherArchivist/snscrape";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ivan ];
diff --git a/pkgs/development/python-modules/socialscan/default.nix b/pkgs/development/python-modules/socialscan/default.nix
index 7a6cc52e35147..430cc1f5a7253 100644
--- a/pkgs/development/python-modules/socialscan/default.nix
+++ b/pkgs/development/python-modules/socialscan/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library and CLI for accurately querying username and email usage on online platforms";
+    mainProgram = "socialscan";
     homepage = "https://github.com/iojw/socialscan";
     changelog = "https://github.com/iojw/socialscan/releases/tag/v${version}";
     license = with licenses; [ mpl20 ];
diff --git a/pkgs/development/python-modules/socid-extractor/default.nix b/pkgs/development/python-modules/socid-extractor/default.nix
index 2c163aa7b34b1..6346d808127bd 100644
--- a/pkgs/development/python-modules/socid-extractor/default.nix
+++ b/pkgs/development/python-modules/socid-extractor/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to extract details from personal pages";
+    mainProgram = "socid_extractor";
     homepage = "https://github.com/soxoj/socid-extractor";
     changelog = "https://github.com/soxoj/socid-extractor/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ gpl3Only ];
diff --git a/pkgs/development/python-modules/somajo/default.nix b/pkgs/development/python-modules/somajo/default.nix
index 02c716e0142ad..2401bb9264a85 100644
--- a/pkgs/development/python-modules/somajo/default.nix
+++ b/pkgs/development/python-modules/somajo/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tokenizer and sentence splitter for German and English web texts";
+    mainProgram = "somajo-tokenizer";
     homepage = "https://github.com/tsproisl/SoMaJo";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/sourmash/default.nix b/pkgs/development/python-modules/sourmash/default.nix
index ac879c12886a9..2a9dc470f1451 100644
--- a/pkgs/development/python-modules/sourmash/default.nix
+++ b/pkgs/development/python-modules/sourmash/default.nix
@@ -70,6 +70,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Quickly search, compare, and analyze genomic and metagenomic data sets";
+    mainProgram = "sourmash";
     homepage = "https://sourmash.bio";
     changelog = "https://github.com/sourmash-bio/sourmash/releases/tag/v${version}";
     maintainers = with maintainers; [ luizirber ];
diff --git a/pkgs/development/python-modules/spacy/default.nix b/pkgs/development/python-modules/spacy/default.nix
index 3fb467475fb7a..1055f45f55b71 100644
--- a/pkgs/development/python-modules/spacy/default.nix
+++ b/pkgs/development/python-modules/spacy/default.nix
@@ -129,6 +129,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Industrial-strength Natural Language Processing (NLP)";
+    mainProgram = "spacy";
     homepage = "https://github.com/explosion/spaCy";
     changelog = "https://github.com/explosion/spaCy/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/spark-parser/default.nix b/pkgs/development/python-modules/spark-parser/default.nix
index 2dabd3cc10038..690d9a295de44 100644
--- a/pkgs/development/python-modules/spark-parser/default.nix
+++ b/pkgs/development/python-modules/spark-parser/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An Early-Algorithm Context-free grammar Parser";
+    mainProgram = "spark-parser-coverage";
     homepage = "https://github.com/rocky/python-spark";
     license = licenses.mit;
     maintainers = with maintainers; [raskin];
diff --git a/pkgs/development/python-modules/sparklines/default.nix b/pkgs/development/python-modules/sparklines/default.nix
index a41b8af8418d0..d5d4e33127932 100644
--- a/pkgs/development/python-modules/sparklines/default.nix
+++ b/pkgs/development/python-modules/sparklines/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "This Python package implements Edward Tufte's concept of sparklines, but limited to text only";
+    mainProgram = "sparklines";
     homepage = "https://github.com/deeplook/sparklines";
     maintainers = with maintainers; [ rhoriguchi ];
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/sparqlwrapper/default.nix b/pkgs/development/python-modules/sparqlwrapper/default.nix
index f3b85e5b0bec4..1abea197499d5 100644
--- a/pkgs/development/python-modules/sparqlwrapper/default.nix
+++ b/pkgs/development/python-modules/sparqlwrapper/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "This is a wrapper around a SPARQL service. It helps in creating the query URI and, possibly, convert the result into a more manageable format";
+    mainProgram = "rqw";
     homepage = "http://rdflib.github.io/sparqlwrapper";
     license = licenses.w3c;
   };
diff --git a/pkgs/development/python-modules/sphinx-autobuild/default.nix b/pkgs/development/python-modules/sphinx-autobuild/default.nix
index d090d2b8b56a2..13b72f8bebe43 100644
--- a/pkgs/development/python-modules/sphinx-autobuild/default.nix
+++ b/pkgs/development/python-modules/sphinx-autobuild/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Rebuild Sphinx documentation on changes, with live-reload in the browser";
+    mainProgram = "sphinx-autobuild";
     homepage = "https://github.com/executablebooks/sphinx-autobuild";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [holgerpeters];
diff --git a/pkgs/development/python-modules/sphinx-external-toc/default.nix b/pkgs/development/python-modules/sphinx-external-toc/default.nix
index 9812768a5de81..724877795f3e5 100644
--- a/pkgs/development/python-modules/sphinx-external-toc/default.nix
+++ b/pkgs/development/python-modules/sphinx-external-toc/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A sphinx extension that allows the site-map to be defined in a single YAML file";
+    mainProgram = "sphinx-etoc";
     homepage = "https://github.com/executablebooks/sphinx-external-toc";
     changelog = "https://github.com/executablebooks/sphinx-external-toc/raw/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/sphinx-serve/default.nix b/pkgs/development/python-modules/sphinx-serve/default.nix
index 1f1c7b0e071db..729118dd50963 100644
--- a/pkgs/development/python-modules/sphinx-serve/default.nix
+++ b/pkgs/development/python-modules/sphinx-serve/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Spawns a simple HTTP server to preview your sphinx documents";
+    mainProgram = "sphinx-serve";
     homepage = "https://github.com/tlatsas/sphinx-serve";
     maintainers = with maintainers; [ FlorianFranzen ];
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/sphinxcontrib-confluencebuilder/default.nix b/pkgs/development/python-modules/sphinxcontrib-confluencebuilder/default.nix
index 6b282371f22b7..4db4049a378b9 100644
--- a/pkgs/development/python-modules/sphinxcontrib-confluencebuilder/default.nix
+++ b/pkgs/development/python-modules/sphinxcontrib-confluencebuilder/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Confluence builder for sphinx";
+    mainProgram = "sphinx-build-confluence";
     homepage = "https://github.com/sphinx-contrib/confluencebuilder";
     license = licenses.bsd1;
     maintainers = with maintainers; [ graysonhead ];
diff --git a/pkgs/development/python-modules/spyder/default.nix b/pkgs/development/python-modules/spyder/default.nix
index db72bacf47d06..fb28f0bf6207f 100644
--- a/pkgs/development/python-modules/spyder/default.nix
+++ b/pkgs/development/python-modules/spyder/default.nix
@@ -123,6 +123,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Scientific python development environment";
+    mainProgram = "spyder";
     longDescription = ''
       Spyder (previously known as Pydee) is a powerful interactive development
       environment for the Python language with advanced editing, interactive
diff --git a/pkgs/development/python-modules/spython/default.nix b/pkgs/development/python-modules/spython/default.nix
index e5a2fdf161c89..4339a3ccfec2e 100644
--- a/pkgs/development/python-modules/spython/default.nix
+++ b/pkgs/development/python-modules/spython/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Streamlined singularity python client (spython) for singularity";
+    mainProgram = "spython";
     homepage = "https://github.com/singularityhub/singularity-cli";
     changelog = "https://github.com/singularityhub/singularity-cli/blob/${version}/CHANGELOG.md";
     license = licenses.mpl20;
diff --git a/pkgs/development/python-modules/sqlite-utils/default.nix b/pkgs/development/python-modules/sqlite-utils/default.nix
index c103599b8b26e..cd93626f08ebe 100644
--- a/pkgs/development/python-modules/sqlite-utils/default.nix
+++ b/pkgs/development/python-modules/sqlite-utils/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python CLI utility and library for manipulating SQLite databases";
+    mainProgram = "sqlite-utils";
     homepage = "https://github.com/simonw/sqlite-utils";
     changelog = "https://github.com/simonw/sqlite-utils/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/sqlmap/default.nix b/pkgs/development/python-modules/sqlmap/default.nix
index 8c4e09082622f..0bb9375ebe44a 100644
--- a/pkgs/development/python-modules/sqlmap/default.nix
+++ b/pkgs/development/python-modules/sqlmap/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Automatic SQL injection and database takeover tool";
+    mainProgram = "sqlmap";
     homepage = "https://sqlmap.org";
     changelog = "https://github.com/sqlmapproject/sqlmap/releases/tag/${version}";
     license = licenses.gpl2Plus;
diff --git a/pkgs/development/python-modules/sqlparse/default.nix b/pkgs/development/python-modules/sqlparse/default.nix
index 795647098caf4..c0afa5eeb7c1c 100644
--- a/pkgs/development/python-modules/sqlparse/default.nix
+++ b/pkgs/development/python-modules/sqlparse/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Non-validating SQL parser for Python";
+    mainProgram = "sqlformat";
     longDescription = ''
       Provides support for parsing, splitting and formatting SQL statements.
     '';
diff --git a/pkgs/development/python-modules/sre-yield/default.nix b/pkgs/development/python-modules/sre-yield/default.nix
index 33b64d38d6296..68d8c43ebb13a 100644
--- a/pkgs/development/python-modules/sre-yield/default.nix
+++ b/pkgs/development/python-modules/sre-yield/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to efficiently generate all values that can match a given regular expression";
+    mainProgram = "demo_sre_yield";
     homepage = "https://github.com/sre-yield/sre-yield";
     license = licenses.asl20;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/srptools/default.nix b/pkgs/development/python-modules/srptools/default.nix
index 9c80f4dbc90b5..801980b9214d1 100644
--- a/pkgs/development/python-modules/srptools/default.nix
+++ b/pkgs/development/python-modules/srptools/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to implement Secure Remote Password (SRP) authentication";
+    mainProgram = "srptools";
     homepage = "https://github.com/idlesign/srptools";
     changelog = "https://github.com/idlesign/srptools/blob/v${version}/CHANGELOG";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/ssdp/default.nix b/pkgs/development/python-modules/ssdp/default.nix
index cc7c4e5667dff..87e4181c9b635 100644
--- a/pkgs/development/python-modules/ssdp/default.nix
+++ b/pkgs/development/python-modules/ssdp/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python asyncio library for Simple Service Discovery Protocol (SSDP)";
+    mainProgram = "ssdp";
     homepage = "https://github.com/codingjoe/ssdp";
     changelog = "https://github.com/codingjoe/ssdp/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/sshtunnel/default.nix b/pkgs/development/python-modules/sshtunnel/default.nix
index 905ecc9258f0a..dff398addf8a4 100644
--- a/pkgs/development/python-modules/sshtunnel/default.nix
+++ b/pkgs/development/python-modules/sshtunnel/default.nix
@@ -27,6 +27,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Pure python SSH tunnels";
+    mainProgram = "sshtunnel";
     homepage = "https://github.com/pahaz/sshtunnel";
     license = licenses.mit;
     maintainers = with maintainers; [ jonringer ];
diff --git a/pkgs/development/python-modules/static3/default.nix b/pkgs/development/python-modules/static3/default.nix
index 9156ea6d6089a..cf0c6c8e30f4c 100644
--- a/pkgs/development/python-modules/static3/default.nix
+++ b/pkgs/development/python-modules/static3/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/rmohr/static3/releases/tag/v${version}";
     description = "A really simple WSGI way to serve static (or mixed) content";
+    mainProgram = "static";
     homepage = "https://github.com/rmohr/static3";
     license = licenses.lgpl21Only;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/staticjinja/default.nix b/pkgs/development/python-modules/staticjinja/default.nix
index 54a93398e1ff2..a0e6659d0d25a 100644
--- a/pkgs/development/python-modules/staticjinja/default.nix
+++ b/pkgs/development/python-modules/staticjinja/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A library and cli tool that makes it easy to build static sites using Jinja2";
+    mainProgram = "staticjinja";
     homepage = "https://staticjinja.readthedocs.io/en/latest/";
     license = licenses.mit;
     maintainers = with maintainers; [ fgaz ];
diff --git a/pkgs/development/python-modules/statmake/default.nix b/pkgs/development/python-modules/statmake/default.nix
index 6ddd9830bedc3..0970b8f882dc8 100644
--- a/pkgs/development/python-modules/statmake/default.nix
+++ b/pkgs/development/python-modules/statmake/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Applies STAT information from a Stylespace to a variable font";
+    mainProgram = "statmake";
     homepage = "https://github.com/daltonmaag/statmake";
     changelog = "https://github.com/daltonmaag/statmake/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/stem/default.nix b/pkgs/development/python-modules/stem/default.nix
index 1dcaa22def4d9..7d9dc7564a09f 100644
--- a/pkgs/development/python-modules/stem/default.nix
+++ b/pkgs/development/python-modules/stem/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/torproject/stem/blob/${src.rev}/docs/change_log.rst";
     description = "Controller library that allows applications to interact with Tor";
+    mainProgram = "tor-prompt";
     downloadPage = "https://github.com/torproject/stem";
     homepage = "https://stem.torproject.org/";
     license = licenses.lgpl3Only;
diff --git a/pkgs/development/python-modules/stestr/default.nix b/pkgs/development/python-modules/stestr/default.nix
index 8f23b10060514..723188d6c5eec 100644
--- a/pkgs/development/python-modules/stestr/default.nix
+++ b/pkgs/development/python-modules/stestr/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A parallel Python test runner built around subunit";
+    mainProgram = "stestr";
     homepage = "https://github.com/mtreinish/stestr";
     license = licenses.asl20;
     maintainers = teams.openstack.members;
diff --git a/pkgs/development/python-modules/stickytape/default.nix b/pkgs/development/python-modules/stickytape/default.nix
index c3c9d4423fd02..99e63ebd3dfb2 100644
--- a/pkgs/development/python-modules/stickytape/default.nix
+++ b/pkgs/development/python-modules/stickytape/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to convert Python packages into a single script";
+    mainProgram = "stickytape";
     homepage = "https://github.com/mwilliamson/stickytape";
     license = with licenses; [ bsd2 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/stim/default.nix b/pkgs/development/python-modules/stim/default.nix
index 0e779f3850a44..46aba99fb178e 100644
--- a/pkgs/development/python-modules/stim/default.nix
+++ b/pkgs/development/python-modules/stim/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tool for high performance simulation and analysis of quantum stabilizer circuits, especially quantum error correction (QEC) circuits";
+    mainProgram = "stim";
     homepage = "https://github.com/quantumlib/stim";
     changelog = "https://github.com/quantumlib/Stim/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/stix2-patterns/default.nix b/pkgs/development/python-modules/stix2-patterns/default.nix
index 3817a96fe99cd..b291e2cd72427 100644
--- a/pkgs/development/python-modules/stix2-patterns/default.nix
+++ b/pkgs/development/python-modules/stix2-patterns/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Validate patterns used to express cyber observable content in STIX Indicators";
+    mainProgram = "validate-patterns";
     homepage = "https://github.com/oasis-open/cti-pattern-validator";
     changelog = "https://github.com/oasis-open/cti-pattern-validator/blob/${version}/CHANGELOG.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/stm32loader/default.nix b/pkgs/development/python-modules/stm32loader/default.nix
index 00de51ea66f5b..fec3eb6b56e60 100644
--- a/pkgs/development/python-modules/stm32loader/default.nix
+++ b/pkgs/development/python-modules/stm32loader/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Flash firmware to STM32 microcontrollers in Python";
+    mainProgram = "stm32loader";
     homepage = "https://github.com/florisla/stm32loader";
     changelog = "https://github.com/florisla/stm32loader/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl3;
diff --git a/pkgs/development/python-modules/stone/default.nix b/pkgs/development/python-modules/stone/default.nix
index a0d07fa515424..888c98cd6279d 100644
--- a/pkgs/development/python-modules/stone/default.nix
+++ b/pkgs/development/python-modules/stone/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Official Api Spec Language for Dropbox";
+    mainProgram = "stone";
     homepage = "https://github.com/dropbox/stone";
     changelog = "https://github.com/dropbox/stone/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/strawberry-graphql/default.nix b/pkgs/development/python-modules/strawberry-graphql/default.nix
index 8cdffc96759f0..e619a08489e56 100644
--- a/pkgs/development/python-modules/strawberry-graphql/default.nix
+++ b/pkgs/development/python-modules/strawberry-graphql/default.nix
@@ -186,6 +186,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A GraphQL library for Python that leverages type annotations";
+    mainProgram = "strawberry";
     homepage = "https://strawberry.rocks";
     changelog = "https://github.com/strawberry-graphql/strawberry/blob/${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/streamlit/default.nix b/pkgs/development/python-modules/streamlit/default.nix
index cbceaf476ccfa..94144c92ab086 100644
--- a/pkgs/development/python-modules/streamlit/default.nix
+++ b/pkgs/development/python-modules/streamlit/default.nix
@@ -89,6 +89,7 @@ buildPythonPackage rec {
     homepage = "https://streamlit.io/";
     changelog = "https://github.com/streamlit/streamlit/releases/tag/${version}";
     description = "The fastest way to build custom ML tools";
+    mainProgram = "streamlit";
     maintainers = with maintainers; [ natsukium yrashk ];
     license = licenses.asl20;
   };
diff --git a/pkgs/development/python-modules/striprtf/default.nix b/pkgs/development/python-modules/striprtf/default.nix
index 95814c1c06032..d7024ef130de5 100644
--- a/pkgs/development/python-modules/striprtf/default.nix
+++ b/pkgs/development/python-modules/striprtf/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
     changelog = "https://github.com/joshy/striprtf/blob/v${version}/CHANGELOG.md";
     homepage = "https://github.com/joshy/striprtf";
     description = "A simple library to convert rtf to text";
+    mainProgram = "striprtf";
     maintainers = with maintainers; [ aanderse ];
     license = with licenses; [ bsd3 ];
   };
diff --git a/pkgs/development/python-modules/subarulink/default.nix b/pkgs/development/python-modules/subarulink/default.nix
index 293d39cee3e2d..1cff8ae459ff3 100644
--- a/pkgs/development/python-modules/subarulink/default.nix
+++ b/pkgs/development/python-modules/subarulink/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for interacting with STARLINK-enabled vehicle";
+    mainProgram = "subarulink";
     homepage = "https://github.com/G-Two/subarulink";
     changelog = "https://github.com/G-Two/subarulink/releases/tag/v${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/subzerod/default.nix b/pkgs/development/python-modules/subzerod/default.nix
index 5a36323365118..3739e595e00c0 100644
--- a/pkgs/development/python-modules/subzerod/default.nix
+++ b/pkgs/development/python-modules/subzerod/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to help with the enumeration of subdomains";
+    mainProgram = "subzerod";
     homepage = "https://github.com/sanderfoobar/subzerod";
     license = with licenses; [ wtfpl ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/sure/default.nix b/pkgs/development/python-modules/sure/default.nix
index aaa7cba6494e5..9d16cd48af4ca 100644
--- a/pkgs/development/python-modules/sure/default.nix
+++ b/pkgs/development/python-modules/sure/default.nix
@@ -42,6 +42,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utility belt for automated testing";
+    mainProgram = "sure";
     homepage = "https://sure.readthedocs.io/";
     changelog = "https://github.com/gabrielfalcao/sure/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/surepy/default.nix b/pkgs/development/python-modules/surepy/default.nix
index 41e83ccd5519d..d590681fd7fc4 100644
--- a/pkgs/development/python-modules/surepy/default.nix
+++ b/pkgs/development/python-modules/surepy/default.nix
@@ -64,6 +64,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to interact with the Sure Petcare API";
+    mainProgram = "surepy";
     homepage = "https://github.com/benleb/surepy";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/svglib/default.nix b/pkgs/development/python-modules/svglib/default.nix
index 59841b4cecfd2..61ac8a625656f 100644
--- a/pkgs/development/python-modules/svglib/default.nix
+++ b/pkgs/development/python-modules/svglib/default.nix
@@ -48,6 +48,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A pure-Python library for reading and converting SVG";
+    mainProgram = "svg2pdf";
     homepage = "https://github.com/deeplook/svglib";
     changelog = "https://github.com/deeplook/svglib/blob/v${version}/CHANGELOG.rst";
     license = licenses.lgpl3Only;
diff --git a/pkgs/development/python-modules/sympy/default.nix b/pkgs/development/python-modules/sympy/default.nix
index cf250568b6099..d2a10492153e0 100644
--- a/pkgs/development/python-modules/sympy/default.nix
+++ b/pkgs/development/python-modules/sympy/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python library for symbolic mathematics";
+    mainProgram = "isympy";
     homepage    = "https://www.sympy.org/";
     license     = licenses.bsd3;
     maintainers = with maintainers; [ lovek323 ] ++ teams.sage.members;
diff --git a/pkgs/development/python-modules/syncedlyrics/default.nix b/pkgs/development/python-modules/syncedlyrics/default.nix
index f0e4fb97c6ba0..82b859632ae9a 100644
--- a/pkgs/development/python-modules/syncedlyrics/default.nix
+++ b/pkgs/development/python-modules/syncedlyrics/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to get LRC format (synchronized) lyrics";
+    mainProgram = "syncedlyrics";
     homepage = "https://github.com/rtcq/syncedlyrics";
     changelog = "https://github.com/rtcq/syncedlyrics/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/synologydsm-api/default.nix b/pkgs/development/python-modules/synologydsm-api/default.nix
index 52dc544acb4df..8be0564de4d73 100644
--- a/pkgs/development/python-modules/synologydsm-api/default.nix
+++ b/pkgs/development/python-modules/synologydsm-api/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API for communication with Synology DSM";
+    mainProgram = "synologydsm-api";
     homepage = "https://github.com/hacf-fr/synologydsm-api";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
diff --git a/pkgs/development/python-modules/tabcmd/default.nix b/pkgs/development/python-modules/tabcmd/default.nix
index 3958ace5aacf7..373001616dd28 100644
--- a/pkgs/development/python-modules/tabcmd/default.nix
+++ b/pkgs/development/python-modules/tabcmd/default.nix
@@ -90,6 +90,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A command line client for working with Tableau Server.";
+    mainProgram = "tabcmd";
     homepage = "https://github.com/tableau/tabcmd";
     changelog = "https://github.com/tableau/tabcmd/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/tabulate/default.nix b/pkgs/development/python-modules/tabulate/default.nix
index f857585c9b238..87644ba519238 100644
--- a/pkgs/development/python-modules/tabulate/default.nix
+++ b/pkgs/development/python-modules/tabulate/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Pretty-print tabular data";
+    mainProgram = "tabulate";
     homepage = "https://github.com/astanin/python-tabulate";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ fridh ];
diff --git a/pkgs/development/python-modules/tabview/default.nix b/pkgs/development/python-modules/tabview/default.nix
index 62eaf512357bf..8d83fe4ef9ad5 100644
--- a/pkgs/development/python-modules/tabview/default.nix
+++ b/pkgs/development/python-modules/tabview/default.nix
@@ -21,6 +21,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python curses command line CSV and tabular data viewer";
+    mainProgram = "tabview";
     homepage = "https://github.com/TabViewer/tabview";
     changelog = "https://github.com/TabViewer/tabview/blob/main/CHANGELOG.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/tailer/default.nix b/pkgs/development/python-modules/tailer/default.nix
index 8079d7d2c614e..ffc7e3da17c8b 100644
--- a/pkgs/development/python-modules/tailer/default.nix
+++ b/pkgs/development/python-modules/tailer/default.nix
@@ -26,6 +26,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation implementation of GNU tail and head";
+    mainProgram = "pytail";
     homepage = "https://github.com/six8/pytailer";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/tank-utility/default.nix b/pkgs/development/python-modules/tank-utility/default.nix
index 358ebbb0d82c7..d9783789df7ca 100644
--- a/pkgs/development/python-modules/tank-utility/default.nix
+++ b/pkgs/development/python-modules/tank-utility/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for the Tank Utility API";
+    mainProgram = "tank-utility";
     homepage = "https://github.com/krismolendyke/tank-utility";
     changelog = "https://github.com/krismolendyke/tank-utility/blob/${version}/HISTORY.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/taxi/default.nix b/pkgs/development/python-modules/taxi/default.nix
index beda64f22eb5d..98d998f92a404 100644
--- a/pkgs/development/python-modules/taxi/default.nix
+++ b/pkgs/development/python-modules/taxi/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/sephii/taxi/";
     description = "Timesheeting made easy";
+    mainProgram = "taxi";
     license = licenses.wtfpl;
     maintainers = with maintainers; [ jocelynthode ];
   };
diff --git a/pkgs/development/python-modules/telfhash/default.nix b/pkgs/development/python-modules/telfhash/default.nix
index 787824d503884..f2f403765006c 100644
--- a/pkgs/development/python-modules/telfhash/default.nix
+++ b/pkgs/development/python-modules/telfhash/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Symbol hash for ELF files";
+    mainProgram = "telfhash";
     homepage = "https://github.com/trendmicro/telfhash";
     license = licenses.asl20;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/tellduslive/default.nix b/pkgs/development/python-modules/tellduslive/default.nix
index f933553dcdbe7..b367c5d4417e1 100644
--- a/pkgs/development/python-modules/tellduslive/default.nix
+++ b/pkgs/development/python-modules/tellduslive/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to communicate with Telldus Live";
+    mainProgram = "tellduslive";
     homepage = "https://github.com/molobrakos/tellduslive";
     license = with licenses; [ unlicense ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/tempora/default.nix b/pkgs/development/python-modules/tempora/default.nix
index 591cf9e3555f0..e68265d52b1f6 100644
--- a/pkgs/development/python-modules/tempora/default.nix
+++ b/pkgs/development/python-modules/tempora/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Objects and routines pertaining to date and time";
+    mainProgram = "calc-prorate";
     homepage = "https://github.com/jaraco/tempora";
     changelog = "https://github.com/jaraco/tempora/blob/v${version}/NEWS.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/termgraph/default.nix b/pkgs/development/python-modules/termgraph/default.nix
index 30d37d9f87d8e..2e9f0a8c22bf7 100644
--- a/pkgs/development/python-modules/termgraph/default.nix
+++ b/pkgs/development/python-modules/termgraph/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A python command-line tool which draws basic graphs in the terminal";
+    mainProgram = "termgraph";
     homepage = "https://github.com/mkaz/termgraph";
     license = licenses.mit;
     maintainers = with maintainers; [ samuela ];
diff --git a/pkgs/development/python-modules/tern/default.nix b/pkgs/development/python-modules/tern/default.nix
index 9a07c21035181..45553889b1bd0 100644
--- a/pkgs/development/python-modules/tern/default.nix
+++ b/pkgs/development/python-modules/tern/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A software composition analysis tool and Python library that generates a Software Bill of Materials for container images and Dockerfiles";
+    mainProgram = "tern";
     homepage = "https://github.com/tern-tools/tern";
     changelog = "https://github.com/tern-tools/tern/releases/tag/v${version}";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/testrepository/default.nix b/pkgs/development/python-modules/testrepository/default.nix
index 60abdaa863847..27caf08a91047 100644
--- a/pkgs/development/python-modules/testrepository/default.nix
+++ b/pkgs/development/python-modules/testrepository/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A database of test results which can be used as part of developer workflow";
+    mainProgram = "testr";
     homepage = "https://pypi.python.org/pypi/testrepository";
     license = licenses.bsd2;
   };
diff --git a/pkgs/development/python-modules/textfsm/default.nix b/pkgs/development/python-modules/textfsm/default.nix
index d5bd84a8c634b..84eba320791cb 100644
--- a/pkgs/development/python-modules/textfsm/default.nix
+++ b/pkgs/development/python-modules/textfsm/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for parsing semi-structured text into python tables";
+    mainProgram = "textfsm";
     homepage = "https://github.com/google/textfsm";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/textile/default.nix b/pkgs/development/python-modules/textile/default.nix
index adae00ef3ec50..01686e4fc2acc 100644
--- a/pkgs/development/python-modules/textile/default.nix
+++ b/pkgs/development/python-modules/textile/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "MOdule for generating web text";
+    mainProgram = "pytextile";
     homepage = "https://github.com/textile/python-textile";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/textual-dev/default.nix b/pkgs/development/python-modules/textual-dev/default.nix
index 5c58f63dcdbf5..d8ca583d97b62 100644
--- a/pkgs/development/python-modules/textual-dev/default.nix
+++ b/pkgs/development/python-modules/textual-dev/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Development tools for Textual";
+    mainProgram = "textual";
     homepage = "https://github.com/Textualize/textual-dev";
     license = licenses.mit;
     maintainers = with maintainers; [ yannip ];
diff --git a/pkgs/development/python-modules/textx/default.nix b/pkgs/development/python-modules/textx/default.nix
index e169cbdb9b81e..46847572714c7 100644
--- a/pkgs/development/python-modules/textx/default.nix
+++ b/pkgs/development/python-modules/textx/default.nix
@@ -79,6 +79,7 @@ let
 
     meta = with lib; {
       description = "Domain-specific languages and parsers in Python";
+      mainProgram = "textx";
       homepage = "https://github.com/textx/textx/";
       license = licenses.mit;
       maintainers = with maintainers; [ yuu ];
diff --git a/pkgs/development/python-modules/thelogrus/default.nix b/pkgs/development/python-modules/thelogrus/default.nix
index 5fe496bda795f..62011023516dd 100644
--- a/pkgs/development/python-modules/thelogrus/default.nix
+++ b/pkgs/development/python-modules/thelogrus/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python 3 version of logrus";
+    mainProgram = "human-time";
     homepage = "https://github.com/unixorn/thelogrus";
     changelog = "https://github.com/unixorn/thelogrus/blob/${version}/ChangeLog.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/threat9-test-bed/default.nix b/pkgs/development/python-modules/threat9-test-bed/default.nix
index b7d523b376846..cb4f47e6496e3 100644
--- a/pkgs/development/python-modules/threat9-test-bed/default.nix
+++ b/pkgs/development/python-modules/threat9-test-bed/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for adding unittests.mock as view functions";
+    mainProgram = "test-bed";
     homepage = "https://github.com/threat9/threat9-test-bed";
     license = licenses.bsd3;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/tika/default.nix b/pkgs/development/python-modules/tika/default.nix
index 7e2ce76f9f762..f9a6458900847 100644
--- a/pkgs/development/python-modules/tika/default.nix
+++ b/pkgs/development/python-modules/tika/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python binding to the Apache Tika™ REST services";
+    mainProgram = "tika-python";
     homepage = "https://github.com/chrismattmann/tika-python";
     license = licenses.asl20;
     maintainers = with maintainers; [ Flakebi ];
diff --git a/pkgs/development/python-modules/tilequant/default.nix b/pkgs/development/python-modules/tilequant/default.nix
index 220f40354dcc6..294a34d811771 100644
--- a/pkgs/development/python-modules/tilequant/default.nix
+++ b/pkgs/development/python-modules/tilequant/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool for quantizing image colors using tile-based palette restrictions";
+    mainProgram = "tilequant";
     homepage = "https://github.com/SkyTemple/tilequant";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ marius851000 xfix ];
diff --git a/pkgs/development/python-modules/timetagger/default.nix b/pkgs/development/python-modules/timetagger/default.nix
index d51cb5b35eeeb..b09d968716214 100644
--- a/pkgs/development/python-modules/timetagger/default.nix
+++ b/pkgs/development/python-modules/timetagger/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to interact with TimeTagger";
+    mainProgram = "timetagger";
     homepage = "https://github.com/almarklein/timetagger";
     changelog = "https://github.com/almarklein/timetagger/releases/tag/v${version}";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/timezonefinder/default.nix b/pkgs/development/python-modules/timezonefinder/default.nix
index ea6df2843c9a4..79675ebc629ae 100644
--- a/pkgs/development/python-modules/timezonefinder/default.nix
+++ b/pkgs/development/python-modules/timezonefinder/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/jannikmi/timezonefinder/blob/${version}/CHANGELOG.rst";
     description = "Module for finding the timezone of any point on earth (coordinates) offline";
+    mainProgram = "timezonefinder";
     homepage = "https://github.com/MrMinimal64/timezonefinder";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/titlecase/default.nix b/pkgs/development/python-modules/titlecase/default.nix
index 026a033357fd2..73d6f7b8876db 100644
--- a/pkgs/development/python-modules/titlecase/default.nix
+++ b/pkgs/development/python-modules/titlecase/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library to capitalize strings as specified by the New York Times";
+    mainProgram = "titlecase";
     homepage = "https://github.com/ppannuto/python-titlecase";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/tld/default.nix b/pkgs/development/python-modules/tld/default.nix
index a8a25bba00cf1..8ec2c85d63a16 100644
--- a/pkgs/development/python-modules/tld/default.nix
+++ b/pkgs/development/python-modules/tld/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Extracts the top level domain (TLD) from the URL given";
+    mainProgram = "update-tld-names";
     homepage = "https://github.com/barseghyanartur/tld";
     changelog = "https://github.com/barseghyanartur/tld/blob/${version}/CHANGELOG.rst";
     # https://github.com/barseghyanartur/tld/blob/master/README.rst#license
diff --git a/pkgs/development/python-modules/tldextract/default.nix b/pkgs/development/python-modules/tldextract/default.nix
index 12b6c51a76791..c06e2d2846ec0 100644
--- a/pkgs/development/python-modules/tldextract/default.nix
+++ b/pkgs/development/python-modules/tldextract/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module to accurately separate the TLD from the domain of an URL";
+    mainProgram = "tldextract";
     longDescription = ''
       tldextract accurately separates the gTLD or ccTLD (generic or country code top-level domain)
       from the registered domain and subdomains of a URL.
diff --git a/pkgs/development/python-modules/toggl-cli/default.nix b/pkgs/development/python-modules/toggl-cli/default.nix
index ee0dfefab6456..92481399143de 100644
--- a/pkgs/development/python-modules/toggl-cli/default.nix
+++ b/pkgs/development/python-modules/toggl-cli/default.nix
@@ -88,6 +88,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Command line tool and set of Python wrapper classes for interacting with toggl's API";
+    mainProgram = "toggl";
     homepage = "https://toggl.uhlir.dev/";
     license = licenses.mit;
     maintainers = with maintainers; [ mmahut ];
diff --git a/pkgs/development/python-modules/tokenize-rt/default.nix b/pkgs/development/python-modules/tokenize-rt/default.nix
index 695ce44c20a83..662f96479834e 100644
--- a/pkgs/development/python-modules/tokenize-rt/default.nix
+++ b/pkgs/development/python-modules/tokenize-rt/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A wrapper around the stdlib `tokenize` which roundtrips";
+    mainProgram = "tokenize-rt";
     homepage = "https://github.com/asottile/tokenize-rt";
     license = licenses.mit;
     maintainers = with maintainers; [ lovesegfault ];
diff --git a/pkgs/development/python-modules/tololib/default.nix b/pkgs/development/python-modules/tololib/default.nix
index 040dc6c1ed296..f0204e08f8d8c 100644
--- a/pkgs/development/python-modules/tololib/default.nix
+++ b/pkgs/development/python-modules/tololib/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python Library for Controlling TOLO Sauna/Steam Bath Devices";
+    mainProgram = "tolo-cli";
     homepage = "https://gitlab.com/MatthiasLohr/tololib";
     changelog = "https://gitlab.com/MatthiasLohr/tololib/-/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/toml-adapt/default.nix b/pkgs/development/python-modules/toml-adapt/default.nix
index a3a8cfc71f399..4ae78a71ea07b 100644
--- a/pkgs/development/python-modules/toml-adapt/default.nix
+++ b/pkgs/development/python-modules/toml-adapt/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A simple Command-line interface for manipulating toml files";
+    mainProgram = "toml-adapt";
     homepage = "https://github.com/firefly-cpp/toml-adapt";
     license = licenses.mit;
     maintainers = with maintainers; [ firefly-cpp ];
diff --git a/pkgs/development/python-modules/torrent-parser/default.nix b/pkgs/development/python-modules/torrent-parser/default.nix
index 2e946229747f1..bd46ea57e0fba 100644
--- a/pkgs/development/python-modules/torrent-parser/default.nix
+++ b/pkgs/development/python-modules/torrent-parser/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "A .torrent file parser and creator for both Python 2 and 3";
+    mainProgram = "pytp";
     homepage    = "https://github.com/7sDream/torrent_parser";
     changelog = "https://github.com/7sDream/torrent_parser/blob/${src.rev}/CHANGELOG.md";
     license     = lib.licenses.mit;
diff --git a/pkgs/development/python-modules/towncrier/default.nix b/pkgs/development/python-modules/towncrier/default.nix
index e90648ec08102..507160291b568 100644
--- a/pkgs/development/python-modules/towncrier/default.nix
+++ b/pkgs/development/python-modules/towncrier/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Utility to produce useful, summarised news files";
+    mainProgram = "towncrier";
     homepage = "https://github.com/twisted/towncrier/";
     changelog = "https://github.com/twisted/towncrier/blob/${version}/NEWS.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/tox/default.nix b/pkgs/development/python-modules/tox/default.nix
index 8d227bb5df85c..9d6d6111e65b6 100644
--- a/pkgs/development/python-modules/tox/default.nix
+++ b/pkgs/development/python-modules/tox/default.nix
@@ -70,6 +70,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/tox-dev/tox/releases/tag/${version}";
     description = "A generic virtualenv management and test command line tool";
+    mainProgram = "tox";
     homepage = "https://github.com/tox-dev/tox";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/tplink-omada-client/default.nix b/pkgs/development/python-modules/tplink-omada-client/default.nix
index f55f437feb54c..82150d9e05183 100644
--- a/pkgs/development/python-modules/tplink-omada-client/default.nix
+++ b/pkgs/development/python-modules/tplink-omada-client/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for the TP-Link Omada SDN Controller API";
+    mainProgram = "omada";
     homepage = "https://github.com/MarkGodwin/tplink-omada-api";
     changelog = "https://github.com/MarkGodwin/tplink-omada-api/releases/tag/release%2Fv${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/tqdm/default.nix b/pkgs/development/python-modules/tqdm/default.nix
index 2cd490e844e5a..68535cd13c68d 100644
--- a/pkgs/development/python-modules/tqdm/default.nix
+++ b/pkgs/development/python-modules/tqdm/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Fast, Extensible Progress Meter";
+    mainProgram = "tqdm";
     homepage = "https://github.com/tqdm/tqdm";
     changelog = "https://tqdm.github.io/releases/";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/trafilatura/default.nix b/pkgs/development/python-modules/trafilatura/default.nix
index 5ebb2280f31b6..5ca7e83d6ae55 100644
--- a/pkgs/development/python-modules/trafilatura/default.nix
+++ b/pkgs/development/python-modules/trafilatura/default.nix
@@ -59,6 +59,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python package and command-line tool designed to gather text on the Web";
+    mainProgram = "trafilatura";
     homepage = "https://trafilatura.readthedocs.io";
     changelog = "https://github.com/adbar/trafilatura/blob/v${version}/HISTORY.md";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/transformers/default.nix b/pkgs/development/python-modules/transformers/default.nix
index 0a0af07b89eea..ca44f746275bb 100644
--- a/pkgs/development/python-modules/transformers/default.nix
+++ b/pkgs/development/python-modules/transformers/default.nix
@@ -185,6 +185,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/huggingface/transformers";
     description = "Natural Language Processing for TensorFlow 2.0 and PyTorch";
+    mainProgram = "transformers-cli";
     changelog = "https://github.com/huggingface/transformers/releases/tag/v${version}";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/python-modules/translatepy/default.nix b/pkgs/development/python-modules/translatepy/default.nix
index cb3c6c19d8b13..0fc86af44cc40 100644
--- a/pkgs/development/python-modules/translatepy/default.nix
+++ b/pkgs/development/python-modules/translatepy/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A module grouping multiple translation APIs";
+    mainProgram = "translatepy";
     homepage = "https://github.com/Animenosekai/translate";
     license = with licenses; [ agpl3Only ];
     maintainers = with maintainers; [ emilytrau ];
diff --git a/pkgs/development/python-modules/trezor/default.nix b/pkgs/development/python-modules/trezor/default.nix
index 42e1352049b56..7a4403550964f 100644
--- a/pkgs/development/python-modules/trezor/default.nix
+++ b/pkgs/development/python-modules/trezor/default.nix
@@ -80,6 +80,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for communicating with Trezor Hardware Wallet";
+    mainProgram = "trezorctl";
     homepage = "https://github.com/trezor/trezor-firmware/tree/master/python";
     license = licenses.gpl3;
     maintainers = with maintainers; [ np prusnak mmahut ];
diff --git a/pkgs/development/python-modules/tsfresh/default.nix b/pkgs/development/python-modules/tsfresh/default.nix
index a4541ba7b98c9..42cd12eb9d00f 100644
--- a/pkgs/development/python-modules/tsfresh/default.nix
+++ b/pkgs/development/python-modules/tsfresh/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Automatic extraction of relevant features from time series";
+    mainProgram = "run_tsfresh";
     homepage = "https://github.com/blue-yonder/tsfresh";
     changelog = "https://github.com/blue-yonder/tsfresh/blob/${src.rev}/CHANGES.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/tskit/default.nix b/pkgs/development/python-modules/tskit/default.nix
index 522d4a57adbcb..c76b3c4972958 100644
--- a/pkgs/development/python-modules/tskit/default.nix
+++ b/pkgs/development/python-modules/tskit/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "The tree sequence toolkit";
+    mainProgram = "tskit";
     homepage = "https://github.com/tskit-dev/tskit";
     license = licenses.mit;
     maintainers = with maintainers; [ alxsimon ];
diff --git a/pkgs/development/python-modules/ttls/default.nix b/pkgs/development/python-modules/ttls/default.nix
index e2bfe61504afe..c3f18f3d5d40a 100644
--- a/pkgs/development/python-modules/ttls/default.nix
+++ b/pkgs/development/python-modules/ttls/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to interact with Twinkly LEDs";
+    mainProgram = "ttls";
     homepage = "https://github.com/jschlyter/ttls";
     changelog = "https://github.com/jschlyter/ttls/blob/v${version}/CHANGES.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ttp/default.nix b/pkgs/development/python-modules/ttp/default.nix
index 29d9bf7cc5f52..3df86d13cf3a0 100644
--- a/pkgs/development/python-modules/ttp/default.nix
+++ b/pkgs/development/python-modules/ttp/default.nix
@@ -104,6 +104,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/dmulyalin/ttp/releases/tag/${version}";
     description = "Template Text Parser";
+    mainProgram = "ttp";
     homepage = "https://github.com/dmulyalin/ttp";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/tubeup/default.nix b/pkgs/development/python-modules/tubeup/default.nix
index df06e4bd0263f..aeeee4a81edd5 100644
--- a/pkgs/development/python-modules/tubeup/default.nix
+++ b/pkgs/development/python-modules/tubeup/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Youtube (and other video site) to Internet Archive Uploader";
+    mainProgram = "tubeup";
     homepage = "https://github.com/bibanon/tubeup";
     changelog = "https://github.com/bibanon/tubeup/releases/tag/${version}";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/python-modules/turnt/default.nix b/pkgs/development/python-modules/turnt/default.nix
index b003f134004a0..27aaee039d3bf 100644
--- a/pkgs/development/python-modules/turnt/default.nix
+++ b/pkgs/development/python-modules/turnt/default.nix
@@ -31,6 +31,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Snapshot testing tool";
+    mainProgram = "turnt";
     homepage = "https://github.com/cucapra/turnt";
     license = licenses.mit;
     maintainers = with maintainers; [ leungbk ];
diff --git a/pkgs/development/python-modules/twine/default.nix b/pkgs/development/python-modules/twine/default.nix
index e656970ef6271..b83032995b639 100644
--- a/pkgs/development/python-modules/twine/default.nix
+++ b/pkgs/development/python-modules/twine/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Collection of utilities for interacting with PyPI";
+    mainProgram = "twine";
     homepage = "https://github.com/pypa/twine";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ fridh ];
diff --git a/pkgs/development/python-modules/udatetime/default.nix b/pkgs/development/python-modules/udatetime/default.nix
index 6b378f4aa3651..46824549ba279 100644
--- a/pkgs/development/python-modules/udatetime/default.nix
+++ b/pkgs/development/python-modules/udatetime/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Fast RFC3339 compliant Python date-time library";
+    mainProgram = "bench_udatetime.py";
     homepage = "https://github.com/freach/udatetime";
     license = licenses.asl20;
     maintainers = with maintainers; [ globin ];
diff --git a/pkgs/development/python-modules/ueberzug/default.nix b/pkgs/development/python-modules/ueberzug/default.nix
index e216bdc714126..2e16ea7f2f82f 100644
--- a/pkgs/development/python-modules/ueberzug/default.nix
+++ b/pkgs/development/python-modules/ueberzug/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/seebye/ueberzug";
     description = "An alternative for w3mimgdisplay";
+    mainProgram = "ueberzug";
     license = licenses.gpl3;
     maintainers = with maintainers; [ Br1ght0ne ];
   };
diff --git a/pkgs/development/python-modules/ufmt/default.nix b/pkgs/development/python-modules/ufmt/default.nix
index cc510c0fa76f6..3d1f9033cda60 100644
--- a/pkgs/development/python-modules/ufmt/default.nix
+++ b/pkgs/development/python-modules/ufmt/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Safe, atomic formatting with black and usort";
+    mainProgram = "ufmt";
     homepage = "https://github.com/omnilib/ufmt";
     changelog = "https://github.com/omnilib/ufmt/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/ufolint/default.nix b/pkgs/development/python-modules/ufolint/default.nix
index ab997b30097db..0b561bf6f8307 100644
--- a/pkgs/development/python-modules/ufolint/default.nix
+++ b/pkgs/development/python-modules/ufolint/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Linter for Unified Font Object (UFO) source code";
+    mainProgram = "ufolint";
     homepage = "https://github.com/source-foundry/ufolint";
     license = licenses.mit;
     maintainers = with maintainers; [ danc86 ];
diff --git a/pkgs/development/python-modules/ufonormalizer/default.nix b/pkgs/development/python-modules/ufonormalizer/default.nix
index dd1e6bd08a1da..bfc354c116e0c 100644
--- a/pkgs/development/python-modules/ufonormalizer/default.nix
+++ b/pkgs/development/python-modules/ufonormalizer/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Script to normalize the XML and other data inside of a UFO";
+    mainProgram = "ufonormalizer";
     homepage = "https://github.com/unified-font-object/ufoNormalizer";
     license = licenses.bsd3;
     maintainers = [ maintainers.sternenseemann ];
diff --git a/pkgs/development/python-modules/unearth/default.nix b/pkgs/development/python-modules/unearth/default.nix
index 649e305aeeb37..60307ca4051d5 100644
--- a/pkgs/development/python-modules/unearth/default.nix
+++ b/pkgs/development/python-modules/unearth/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A utility to fetch and download Python packages";
+    mainProgram = "unearth";
     homepage = "https://github.com/frostming/unearth";
     changelog = "https://github.com/frostming/unearth/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/unidecode/default.nix b/pkgs/development/python-modules/unidecode/default.nix
index 3e39c28eabd42..23263403fbd25 100644
--- a/pkgs/development/python-modules/unidecode/default.nix
+++ b/pkgs/development/python-modules/unidecode/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "ASCII transliterations of Unicode text";
+    mainProgram = "unidecode";
     homepage = "https://github.com/avian2/unidecode";
     changelog = "https://github.com/avian2/unidecode/blob/unidecode-${version}/ChangeLog";
     license = licenses.gpl2Plus;
diff --git a/pkgs/development/python-modules/unidiff/default.nix b/pkgs/development/python-modules/unidiff/default.nix
index 3dd206d509f57..a0c1f24a5c567 100644
--- a/pkgs/development/python-modules/unidiff/default.nix
+++ b/pkgs/development/python-modules/unidiff/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Unified diff python parsing/metadata extraction library";
+    mainProgram = "unidiff";
     homepage = "https://github.com/matiasb/python-unidiff";
     changelog = "https://github.com/matiasb/python-unidiff/raw/v${version}/HISTORY";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/unify/default.nix b/pkgs/development/python-modules/unify/default.nix
index fc0cd0d4f67e6..52c6ba64e59f3 100644
--- a/pkgs/development/python-modules/unify/default.nix
+++ b/pkgs/development/python-modules/unify/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Modifies strings to all use the same quote where possible";
+    mainProgram = "unify";
     homepage = "https://github.com/myint/unify";
     license = licenses.mit;
     maintainers = with maintainers; [ FlorianFranzen ];
diff --git a/pkgs/development/python-modules/universal-silabs-flasher/default.nix b/pkgs/development/python-modules/universal-silabs-flasher/default.nix
index e9b8e0294d808..8c73bc5205ef2 100644
--- a/pkgs/development/python-modules/universal-silabs-flasher/default.nix
+++ b/pkgs/development/python-modules/universal-silabs-flasher/default.nix
@@ -72,6 +72,7 @@ buildPythonPackage rec {
   meta = with lib; {
     changelog = "https://github.com/NabuCasa/universal-silabs-flasher/releases/tag/v${version}";
     description = "Flashes Silicon Labs radios running EmberZNet or CPC multi-pan firmware";
+    mainProgram = "universal-silabs-flasher";
     homepage = "https://github.com/NabuCasa/universal-silabs-flasher";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/unrpa/default.nix b/pkgs/development/python-modules/unrpa/default.nix
index eeddbd1d6b62e..f02056506b11b 100644
--- a/pkgs/development/python-modules/unrpa/default.nix
+++ b/pkgs/development/python-modules/unrpa/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/Lattyware/unrpa";
     changelog = "https://github.com/Lattyware/unrpa/releases/tag/${version}";
     description = "A program to extract files from the RPA archive format";
+    mainProgram = "unrpa";
     license = licenses.gpl3;
     maintainers = with maintainers; [ leo60228 ];
   };
diff --git a/pkgs/development/python-modules/unstructured-api-tools/default.nix b/pkgs/development/python-modules/unstructured-api-tools/default.nix
index b3c904ba2f245..6909d95eb26b2 100644
--- a/pkgs/development/python-modules/unstructured-api-tools/default.nix
+++ b/pkgs/development/python-modules/unstructured-api-tools/default.nix
@@ -85,6 +85,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "";
+    mainProgram = "unstructured_api_tools";
     homepage = "https://github.com/Unstructured-IO/unstructured-api-tools";
     changelog = "https://github.com/Unstructured-IO/unstructured-api-tools/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/unstructured/default.nix b/pkgs/development/python-modules/unstructured/default.nix
index 9ad99ec8d8852..faae85664bfb9 100644
--- a/pkgs/development/python-modules/unstructured/default.nix
+++ b/pkgs/development/python-modules/unstructured/default.nix
@@ -137,6 +137,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Open source libraries and APIs to build custom preprocessing pipelines for labeling, training, or production machine learning pipelines";
+    mainProgram = "unstructured-ingest";
     homepage = "https://github.com/Unstructured-IO/unstructured";
     changelog = "https://github.com/Unstructured-IO/unstructured/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/upass/default.nix b/pkgs/development/python-modules/upass/default.nix
index 342cd79e68374..d8473bd518519 100644
--- a/pkgs/development/python-modules/upass/default.nix
+++ b/pkgs/development/python-modules/upass/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Console UI for pass";
+    mainProgram = "upass";
     homepage = "https://github.com/Kwpolska/upass";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/python-modules/update-copyright/default.nix b/pkgs/development/python-modules/update-copyright/default.nix
index 1502e92f9e7b6..2abb9945ece2c 100644
--- a/pkgs/development/python-modules/update-copyright/default.nix
+++ b/pkgs/development/python-modules/update-copyright/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An automatic copyright update tool";
+    mainProgram = "update-copyright.py";
     homepage = "http://blog.tremily.us/posts/update-copyright";
     license = licenses.gpl3;
   };
diff --git a/pkgs/development/python-modules/update-dotdee/default.nix b/pkgs/development/python-modules/update-dotdee/default.nix
index 00e4e51ebb783..7b9f4e3ccc9e3 100644
--- a/pkgs/development/python-modules/update-dotdee/default.nix
+++ b/pkgs/development/python-modules/update-dotdee/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generic modularized configuration file manager";
+    mainProgram = "update-dotdee";
     homepage = "https://github.com/xolox/python-update-dotdee";
     license = licenses.mit;
     maintainers = with maintainers; [ eyjhb ];
diff --git a/pkgs/development/python-modules/urlextract/default.nix b/pkgs/development/python-modules/urlextract/default.nix
index df2b134f9a656..a5701ee651607 100644
--- a/pkgs/development/python-modules/urlextract/default.nix
+++ b/pkgs/development/python-modules/urlextract/default.nix
@@ -54,6 +54,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Collects and extracts URLs from given text";
+    mainProgram = "urlextract";
     homepage = "https://github.com/lipoja/URLExtract";
     changelog = "https://github.com/lipoja/URLExtract/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/urlgrabber/default.nix b/pkgs/development/python-modules/urlgrabber/default.nix
index 18c7ba59b5841..f991bff5db11f 100644
--- a/pkgs/development/python-modules/urlgrabber/default.nix
+++ b/pkgs/development/python-modules/urlgrabber/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
     homepage = "http://urlgrabber.baseurl.org";
     license = licenses.lgpl2Plus;
     description = "Python module for downloading files";
+    mainProgram = "urlgrabber";
     maintainers = with maintainers; [ qknight ];
   };
 }
diff --git a/pkgs/development/python-modules/us/default.nix b/pkgs/development/python-modules/us/default.nix
index e489879bd5023..6b15bec2684d0 100644
--- a/pkgs/development/python-modules/us/default.nix
+++ b/pkgs/development/python-modules/us/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A package for easily working with US and state metadata";
+    mainProgram = "states";
     longDescription = ''
       All US states and territories, postal abbreviations, Associated Press style
       abbreviations, FIPS codes, capitals, years of statehood, time zones, phonetic
diff --git a/pkgs/development/python-modules/userpath/default.nix b/pkgs/development/python-modules/userpath/default.nix
index 014de3cfeb1ed..17783bef05c00 100644
--- a/pkgs/development/python-modules/userpath/default.nix
+++ b/pkgs/development/python-modules/userpath/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Cross-platform tool for adding locations to the user PATH";
+    mainProgram = "userpath";
     homepage = "https://github.com/ofek/userpath";
     changelog = "https://github.com/ofek/userpath/releases/tag/v${version}";
     license = with licenses; [ asl20 mit ];
diff --git a/pkgs/development/python-modules/usort/default.nix b/pkgs/development/python-modules/usort/default.nix
index 2bea93e08275b..68dbe6a9b7d58 100644
--- a/pkgs/development/python-modules/usort/default.nix
+++ b/pkgs/development/python-modules/usort/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Safe, minimal import sorting for Python projects";
+    mainProgram = "usort";
     homepage = "https://github.com/facebook/usort";
     changelog = "https://github.com/facebook/usort/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/uvcclient/default.nix b/pkgs/development/python-modules/uvcclient/default.nix
index 8cd0a28b533db..6be1dc84065c5 100644
--- a/pkgs/development/python-modules/uvcclient/default.nix
+++ b/pkgs/development/python-modules/uvcclient/default.nix
@@ -28,6 +28,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Client for Ubiquiti's Unifi Camera NVR";
+    mainProgram = "uvc";
     homepage = "https://github.com/kk7ds/uvcclient";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/python-modules/uvicorn/default.nix b/pkgs/development/python-modules/uvicorn/default.nix
index 112d25ef6403c..6201bb6157266 100644
--- a/pkgs/development/python-modules/uvicorn/default.nix
+++ b/pkgs/development/python-modules/uvicorn/default.nix
@@ -72,6 +72,7 @@ buildPythonPackage rec {
     homepage = "https://www.uvicorn.org/";
     changelog = "https://github.com/encode/uvicorn/blob/${src.rev}/CHANGELOG.md";
     description = "The lightning-fast ASGI server";
+    mainProgram = "uvicorn";
     license = licenses.bsd3;
     maintainers = with maintainers; [ wd15 ];
   };
diff --git a/pkgs/development/python-modules/versioneer/default.nix b/pkgs/development/python-modules/versioneer/default.nix
index bbd43887025cc..6bd7384c9890c 100644
--- a/pkgs/development/python-modules/versioneer/default.nix
+++ b/pkgs/development/python-modules/versioneer/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Version-string management for VCS-controlled trees";
+    mainProgram = "versioneer";
     homepage = "https://github.com/python-versioneer/python-versioneer";
     changelog = "https://github.com/python-versioneer/python-versioneer/blob/${version}/NEWS.md";
     license = licenses.publicDomain;
diff --git a/pkgs/development/python-modules/versioningit/default.nix b/pkgs/development/python-modules/versioningit/default.nix
index b87ec1e1a9aa6..0daf7ae5552e4 100644
--- a/pkgs/development/python-modules/versioningit/default.nix
+++ b/pkgs/development/python-modules/versioningit/default.nix
@@ -67,6 +67,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "setuptools plugin for determining package version from VCS";
+    mainProgram = "versioningit";
     homepage = "https://github.com/jwodder/versioningit";
     changelog = "https://versioningit.readthedocs.io/en/latest/changelog.html";
     license     = licenses.mit;
diff --git a/pkgs/development/python-modules/virtualenv-clone/default.nix b/pkgs/development/python-modules/virtualenv-clone/default.nix
index 1c464101bf7e1..51c1d12b184d8 100644
--- a/pkgs/development/python-modules/virtualenv-clone/default.nix
+++ b/pkgs/development/python-modules/virtualenv-clone/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/edwardgeorge/virtualenv-clone";
     description = "Script to clone virtualenvs";
+    mainProgram = "virtualenv-clone";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/virtualenv/default.nix b/pkgs/development/python-modules/virtualenv/default.nix
index a79b5bcd6cc14..058de94db7e5b 100644
--- a/pkgs/development/python-modules/virtualenv/default.nix
+++ b/pkgs/development/python-modules/virtualenv/default.nix
@@ -86,6 +86,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A tool to create isolated Python environments";
+    mainProgram = "virtualenv";
     homepage = "http://www.virtualenv.org";
     changelog = "https://github.com/pypa/virtualenv/blob/${version}/docs/changelog.rst";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/vmprof/default.nix b/pkgs/development/python-modules/vmprof/default.nix
index 8ffdf319013dc..5b682fdaeed49 100644
--- a/pkgs/development/python-modules/vmprof/default.nix
+++ b/pkgs/development/python-modules/vmprof/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
   meta = with lib; {
     broken = (stdenv.isLinux && stdenv.isAarch64) || stdenv.isDarwin;
     description = "A vmprof client";
+    mainProgram = "vmprofshow";
     license = licenses.mit;
     homepage = "https://vmprof.readthedocs.org/";
   };
diff --git a/pkgs/development/python-modules/vpk/default.nix b/pkgs/development/python-modules/vpk/default.nix
index d61a6107baada..5a3a841a064d0 100644
--- a/pkgs/development/python-modules/vpk/default.nix
+++ b/pkgs/development/python-modules/vpk/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for working with Valve Pak files";
+    mainProgram = "vpk";
     homepage = "https://github.com/ValvePython/vpk";
     license = licenses.mit;
     maintainers = with maintainers; [ joshuafern ];
diff --git a/pkgs/development/python-modules/vsure/default.nix b/pkgs/development/python-modules/vsure/default.nix
index 441969da61371..941c753f0e505 100644
--- a/pkgs/development/python-modules/vsure/default.nix
+++ b/pkgs/development/python-modules/vsure/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python library for working with verisure devices";
+    mainProgram = "vsure";
     homepage = "https://github.com/persandstrom/python-verisure";
     changelog = "https://github.com/persandstrom/python-verisure#version-history";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/vtjp/default.nix b/pkgs/development/python-modules/vtjp/default.nix
index 4e193ea2eb482..006374ee4ec78 100644
--- a/pkgs/development/python-modules/vtjp/default.nix
+++ b/pkgs/development/python-modules/vtjp/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Python wrapper and cli for Västtrafik public API";
+    mainProgram = "vtjp";
     homepage = "https://github.com/Miicroo/python-vasttrafik";
     changelog = "https://github.com/Miicroo/python-vasttrafik/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/vulture/default.nix b/pkgs/development/python-modules/vulture/default.nix
index 43d6f8b00fcd3..e3a723ae07438 100644
--- a/pkgs/development/python-modules/vulture/default.nix
+++ b/pkgs/development/python-modules/vulture/default.nix
@@ -46,6 +46,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Finds unused code in Python programs";
+    mainProgram = "vulture";
     homepage = "https://github.com/jendrikseipp/vulture";
     changelog = "https://github.com/jendrikseipp/vulture/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/vxi11/default.nix b/pkgs/development/python-modules/vxi11/default.nix
index e33fb6dbc045d..ff88abb41453c 100644
--- a/pkgs/development/python-modules/vxi11/default.nix
+++ b/pkgs/development/python-modules/vxi11/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "VXI-11 driver for controlling instruments over Ethernet";
+    mainProgram = "vxi11-cli";
     homepage = "https://github.com/python-ivi/python-vxi11";
     license = licenses.mit;
     maintainers = with maintainers; [ bgamari ];
diff --git a/pkgs/development/python-modules/w1thermsensor/default.nix b/pkgs/development/python-modules/w1thermsensor/default.nix
index e1592ab862878..7aa81b158e245 100644
--- a/pkgs/development/python-modules/w1thermsensor/default.nix
+++ b/pkgs/development/python-modules/w1thermsensor/default.nix
@@ -61,6 +61,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface to 1-Wire temperature sensors";
+    mainProgram = "w1thermsensor";
     longDescription = ''
       A Python package and CLI tool to work with w1 temperature sensors like
       DS1822, DS18S20 & DS18B20 on the Raspberry Pi, Beagle Bone and other
diff --git a/pkgs/development/python-modules/wagtail/default.nix b/pkgs/development/python-modules/wagtail/default.nix
index 0e7bf3a3f1858..e5c88c1429a6a 100644
--- a/pkgs/development/python-modules/wagtail/default.nix
+++ b/pkgs/development/python-modules/wagtail/default.nix
@@ -72,6 +72,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A Django content management system focused on flexibility and user experience";
+    mainProgram = "wagtail";
     homepage = "https://github.com/wagtail/wagtail";
     changelog = "https://github.com/wagtail/wagtail/blob/v${version}/CHANGELOG.txt";
     license = licenses.bsd3;
diff --git a/pkgs/development/python-modules/waitress-django/default.nix b/pkgs/development/python-modules/waitress-django/default.nix
index 1d50b312b619f..fad82f4952ce2 100644
--- a/pkgs/development/python-modules/waitress-django/default.nix
+++ b/pkgs/development/python-modules/waitress-django/default.nix
@@ -11,6 +11,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "A waitress WSGI server serving django";
+    mainProgram = "waitress-serve-django";
     license = licenses.mit;
     maintainers = with maintainers; [ basvandijk ];
   };
diff --git a/pkgs/development/python-modules/waitress/default.nix b/pkgs/development/python-modules/waitress/default.nix
index a79863c1e835e..fc96ea783eb9b 100644
--- a/pkgs/development/python-modules/waitress/default.nix
+++ b/pkgs/development/python-modules/waitress/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
   meta = with lib; {
      homepage = "https://github.com/Pylons/waitress";
      description = "Waitress WSGI server";
+     mainProgram = "waitress-serve";
      license = licenses.zpl20;
      maintainers = with maintainers; [ domenkozar ];
   };
diff --git a/pkgs/development/python-modules/wakeonlan/default.nix b/pkgs/development/python-modules/wakeonlan/default.nix
index 97ceedec0d268..ea4f215a129e0 100644
--- a/pkgs/development/python-modules/wakeonlan/default.nix
+++ b/pkgs/development/python-modules/wakeonlan/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python module for wake on lan";
+    mainProgram = "wakeonlan";
     homepage = "https://github.com/remcohaszing/pywakeonlan";
     changelog = "https://github.com/remcohaszing/pywakeonlan/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/warcio/default.nix b/pkgs/development/python-modules/warcio/default.nix
index fe9f7bdeb0f1c..3121a49b5b28d 100644
--- a/pkgs/development/python-modules/warcio/default.nix
+++ b/pkgs/development/python-modules/warcio/default.nix
@@ -63,6 +63,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Streaming WARC/ARC library for fast web archive IO";
+    mainProgram = "warcio";
     homepage = "https://github.com/webrecorder/warcio";
     changelog = "https://github.com/webrecorder/warcio/blob/master/CHANGELIST.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/ward/default.nix b/pkgs/development/python-modules/ward/default.nix
index 9d438d74258f1..f73cae95e25ef 100644
--- a/pkgs/development/python-modules/ward/default.nix
+++ b/pkgs/development/python-modules/ward/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Test framework for Python";
+    mainProgram = "ward";
     homepage = "https://github.com/darrenburns/ward";
     changelog = "https://github.com/darrenburns/ward/releases/tag/release%2F${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/watchdog/default.nix b/pkgs/development/python-modules/watchdog/default.nix
index 4e4f491e23ae5..90e14c78f61c7 100644
--- a/pkgs/development/python-modules/watchdog/default.nix
+++ b/pkgs/development/python-modules/watchdog/default.nix
@@ -102,6 +102,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API and shell utilities to monitor file system events";
+    mainProgram = "watchmedo";
     homepage = "https://github.com/gorakhargosh/watchdog";
     changelog = "https://github.com/gorakhargosh/watchdog/blob/v${version}/changelog.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/watchfiles/default.nix b/pkgs/development/python-modules/watchfiles/default.nix
index cb113420006be..47b6e0a4eb26d 100644
--- a/pkgs/development/python-modules/watchfiles/default.nix
+++ b/pkgs/development/python-modules/watchfiles/default.nix
@@ -82,6 +82,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "File watching and code reload";
+    mainProgram = "watchfiles";
     homepage = "https://watchfiles.helpmanual.io/";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/watchgod/default.nix b/pkgs/development/python-modules/watchgod/default.nix
index fcbddeec2d65e..988fb53601b9f 100644
--- a/pkgs/development/python-modules/watchgod/default.nix
+++ b/pkgs/development/python-modules/watchgod/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Simple, modern file watching and code reload in python";
+    mainProgram = "watchgod";
     homepage = "https://github.com/samuelcolvin/watchgod";
     license = licenses.mit;
     maintainers = with maintainers; [ globin ];
diff --git a/pkgs/development/python-modules/waterfurnace/default.nix b/pkgs/development/python-modules/waterfurnace/default.nix
index eabd7de20ad07..6b7dce28924f6 100644
--- a/pkgs/development/python-modules/waterfurnace/default.nix
+++ b/pkgs/development/python-modules/waterfurnace/default.nix
@@ -45,6 +45,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python interface to waterfurnace geothermal systems";
+    mainProgram = "waterfurnace-debug";
     homepage = "https://github.com/sdague/waterfurnace";
     changelog = "https://github.com/sdague/waterfurnace/blob/v${version}/HISTORY.rst";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/wavedrom/default.nix b/pkgs/development/python-modules/wavedrom/default.nix
index 32fa68a9dabd4..3cf3eb30111cb 100644
--- a/pkgs/development/python-modules/wavedrom/default.nix
+++ b/pkgs/development/python-modules/wavedrom/default.nix
@@ -51,6 +51,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "WaveDrom compatible Python command line";
+    mainProgram = "wavedrompy";
     homepage = "https://github.com/wallento/wavedrompy";
     license = licenses.mit;
     maintainers = with maintainers; [ airwoodix ];
diff --git a/pkgs/development/python-modules/weasel/default.nix b/pkgs/development/python-modules/weasel/default.nix
index a5433c81db0ef..7d28d8341d073 100644
--- a/pkgs/development/python-modules/weasel/default.nix
+++ b/pkgs/development/python-modules/weasel/default.nix
@@ -64,6 +64,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A small and easy workflow system";
+    mainProgram = "weasel";
     homepage = "https://github.com/explosion/weasel/";
     changelog = "https://github.com/explosion/weasel/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/weasyprint/default.nix b/pkgs/development/python-modules/weasyprint/default.nix
index 403c577d65541..1947566a4c616 100644
--- a/pkgs/development/python-modules/weasyprint/default.nix
+++ b/pkgs/development/python-modules/weasyprint/default.nix
@@ -100,6 +100,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Converts web documents to PDF";
+    mainProgram = "weasyprint";
     homepage = "https://weasyprint.org/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ elohmeier ];
diff --git a/pkgs/development/python-modules/webassets/default.nix b/pkgs/development/python-modules/webassets/default.nix
index 1b1c0f77d4d24..75a127d475ef2 100644
--- a/pkgs/development/python-modules/webassets/default.nix
+++ b/pkgs/development/python-modules/webassets/default.nix
@@ -19,6 +19,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Media asset management for Python, with glue code for various web frameworks";
+    mainProgram = "webassets";
     homepage = "https://github.com/miracle2k/webassets/";
     license = licenses.bsd2;
     maintainers = with maintainers; [ abbradar ];
diff --git a/pkgs/development/python-modules/webdataset/default.nix b/pkgs/development/python-modules/webdataset/default.nix
index 786862e44c082..5f18d28f9fbda 100644
--- a/pkgs/development/python-modules/webdataset/default.nix
+++ b/pkgs/development/python-modules/webdataset/default.nix
@@ -76,6 +76,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A high-performance Python-based I/O system for large (and small) deep learning problems, with strong support for PyTorch";
+    mainProgram = "widsindex";
     homepage = "https://github.com/webdataset/webdataset";
     license = licenses.bsd3;
     maintainers = with maintainers; [ iynaix ];
diff --git a/pkgs/development/python-modules/webdav4/default.nix b/pkgs/development/python-modules/webdav4/default.nix
index cc353777f632f..831ebbe43dd40 100644
--- a/pkgs/development/python-modules/webdav4/default.nix
+++ b/pkgs/development/python-modules/webdav4/default.nix
@@ -90,6 +90,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for interacting with WebDAV";
+    mainProgram = "dav";
     homepage = "https://skshetry.github.io/webdav4/";
     changelog = "https://github.com/skshetry/webdav4/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/webdavclient3/default.nix b/pkgs/development/python-modules/webdavclient3/default.nix
index e44c1eb292592..0cd96d389bd07 100644
--- a/pkgs/development/python-modules/webdavclient3/default.nix
+++ b/pkgs/development/python-modules/webdavclient3/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Easy to use WebDAV Client for Python 3.x";
+    mainProgram = "wdc";
     homepage = "https://github.com/ezhov-evgeny/webdav-client-python-3";
     license = licenses.mit;
     maintainers = with maintainers; [ dmrauh ];
diff --git a/pkgs/development/python-modules/websocket-client/default.nix b/pkgs/development/python-modules/websocket-client/default.nix
index f4d33df531445..95fd322729560 100644
--- a/pkgs/development/python-modules/websocket-client/default.nix
+++ b/pkgs/development/python-modules/websocket-client/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Websocket client for Python";
+    mainProgram = "wsdump";
     homepage = "https://github.com/websocket-client/websocket-client";
     changelog = "https://github.com/websocket-client/websocket-client/blob/v${version}/ChangeLog";
     license = licenses.lgpl21Plus;
diff --git a/pkgs/development/python-modules/websockify/default.nix b/pkgs/development/python-modules/websockify/default.nix
index b456de718c7e9..1dd9413792744 100644
--- a/pkgs/development/python-modules/websockify/default.nix
+++ b/pkgs/development/python-modules/websockify/default.nix
@@ -49,6 +49,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "WebSockets support for any application/server";
+    mainProgram = "websockify";
     homepage = "https://github.com/kanaka/websockify";
     changelog = "https://github.com/novnc/websockify/releases/tag/v${version}";
     license = licenses.lgpl3Only;
diff --git a/pkgs/development/python-modules/webssh/default.nix b/pkgs/development/python-modules/webssh/default.nix
index dd7fcaa5bcf90..4681b186c9caf 100644
--- a/pkgs/development/python-modules/webssh/default.nix
+++ b/pkgs/development/python-modules/webssh/default.nix
@@ -37,6 +37,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Web based SSH client";
+    mainProgram = "wssh";
     homepage = "https://github.com/huashengdun/webssh/";
     changelog = "https://github.com/huashengdun/webssh/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/weconnect-mqtt/default.nix b/pkgs/development/python-modules/weconnect-mqtt/default.nix
index 5e00ef399e613..ffbddd623a7c1 100644
--- a/pkgs/development/python-modules/weconnect-mqtt/default.nix
+++ b/pkgs/development/python-modules/weconnect-mqtt/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python client that publishes data from Volkswagen WeConnect";
+    mainProgram = "weconnect-mqtt";
     homepage = "https://github.com/tillsteinbach/WeConnect-mqtt";
     changelog = "https://github.com/tillsteinbach/WeConnect-mqtt/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/west/default.nix b/pkgs/development/python-modules/west/default.nix
index b3cfcaa30b60c..55ad178d0b38e 100644
--- a/pkgs/development/python-modules/west/default.nix
+++ b/pkgs/development/python-modules/west/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Zephyr RTOS meta tool";
+    mainProgram = "west";
     longDescription = ''
       West lets you manage multiple Git repositories under a single directory using a single file,
       called the west manifest file, or manifest for short.
diff --git a/pkgs/development/python-modules/wheel-filename/default.nix b/pkgs/development/python-modules/wheel-filename/default.nix
index 1937d7710f3c5..fd1ec9d946a22 100644
--- a/pkgs/development/python-modules/wheel-filename/default.nix
+++ b/pkgs/development/python-modules/wheel-filename/default.nix
@@ -50,6 +50,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Parse wheel filenames";
+    mainProgram = "wheel-filename";
     homepage = "https://github.com/jwodder/wheel-filename";
     license = with licenses; [ mit ];
     maintainers = with lib.maintainers; [ ayazhafiz ];
diff --git a/pkgs/development/python-modules/wheel-inspect/default.nix b/pkgs/development/python-modules/wheel-inspect/default.nix
index 17195fa67daee..bf2ff4ece67b0 100644
--- a/pkgs/development/python-modules/wheel-inspect/default.nix
+++ b/pkgs/development/python-modules/wheel-inspect/default.nix
@@ -68,6 +68,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Extract information from wheels";
+    mainProgram = "wheel2json";
     homepage = "https://github.com/jwodder/wheel-inspect";
     changelog = "https://github.com/wheelodex/wheel-inspect/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/wheel/default.nix b/pkgs/development/python-modules/wheel/default.nix
index 2b96261905005..14339d2056f3c 100644
--- a/pkgs/development/python-modules/wheel/default.nix
+++ b/pkgs/development/python-modules/wheel/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/pypa/wheel";
     description = "A built-package format for Python";
+    mainProgram = "wheel";
     longDescription = ''
       This library is the reference implementation of the Python wheel packaging standard,
       as defined in PEP 427.
diff --git a/pkgs/development/python-modules/wheezy-template/default.nix b/pkgs/development/python-modules/wheezy-template/default.nix
index ef70345c1a180..0baba9c564e50 100644
--- a/pkgs/development/python-modules/wheezy-template/default.nix
+++ b/pkgs/development/python-modules/wheezy-template/default.nix
@@ -17,6 +17,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://wheezytemplate.readthedocs.io/en/latest/";
     description = "A lightweight template library";
+    mainProgram = "wheezy.template";
     license = licenses.mit;
     maintainers = with maintainers; [ lilyinstarlight ];
   };
diff --git a/pkgs/development/python-modules/whispers/default.nix b/pkgs/development/python-modules/whispers/default.nix
index 5106ee3b05566..357d8d271ff49 100644
--- a/pkgs/development/python-modules/whispers/default.nix
+++ b/pkgs/development/python-modules/whispers/default.nix
@@ -86,6 +86,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool to identify hardcoded secrets in static structured text";
+    mainProgram = "whispers";
     homepage = "https://github.com/adeptex/whispers";
     changelog = "https://github.com/adeptex/whispers/releases/tag/${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/whoisdomain/default.nix b/pkgs/development/python-modules/whoisdomain/default.nix
index 08dd213c3bece..eb28f68c957ce 100644
--- a/pkgs/development/python-modules/whoisdomain/default.nix
+++ b/pkgs/development/python-modules/whoisdomain/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to perform whois lookups";
+    mainProgram = "whoisdomain";
     homepage = "https://github.com/mboot-github/WhoisDomain";
     changelog = "https://github.com/mboot-github/WhoisDomain/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/wifi/default.nix b/pkgs/development/python-modules/wifi/default.nix
index 01a867f008f8b..260f7e8a937f3 100644
--- a/pkgs/development/python-modules/wifi/default.nix
+++ b/pkgs/development/python-modules/wifi/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Provides a command line wrapper for iwlist and /etc/network/interfaces";
+    mainProgram = "wifi";
     homepage = "https://github.com/rockymeza/wifi";
     maintainers = with maintainers; [ rhoriguchi ];
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/wikipedia2vec/default.nix b/pkgs/development/python-modules/wikipedia2vec/default.nix
index f28addf30f4f0..12f7ef753a59e 100644
--- a/pkgs/development/python-modules/wikipedia2vec/default.nix
+++ b/pkgs/development/python-modules/wikipedia2vec/default.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool for learning vector representations of words and entities from Wikipedia";
+    mainProgram = "wikipedia2vec";
     homepage = "https://wikipedia2vec.github.io/wikipedia2vec/";
     changelog = "https://github.com/wikipedia2vec/wikipedia2vec/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/withings-sync/default.nix b/pkgs/development/python-modules/withings-sync/default.nix
index bf6c2153c7e03..6200082bc9fd1 100644
--- a/pkgs/development/python-modules/withings-sync/default.nix
+++ b/pkgs/development/python-modules/withings-sync/default.nix
@@ -40,6 +40,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Synchronisation of Withings weight";
+    mainProgram = "withings-sync";
     homepage = "https://github.com/jaroslawhartman/withings-sync";
     changelog = "https://github.com/jaroslawhartman/withings-sync/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/woob/default.nix b/pkgs/development/python-modules/woob/default.nix
index 72f390df41f54..1a3b11c2d7d54 100644
--- a/pkgs/development/python-modules/woob/default.nix
+++ b/pkgs/development/python-modules/woob/default.nix
@@ -78,6 +78,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Collection of applications and APIs to interact with websites";
+    mainProgram = "woob";
     homepage = "https://woob.tech";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ DamienCassou ];
diff --git a/pkgs/development/python-modules/woodblock/default.nix b/pkgs/development/python-modules/woodblock/default.nix
index 8dde484494e82..cb0d5bab3df12 100644
--- a/pkgs/development/python-modules/woodblock/default.nix
+++ b/pkgs/development/python-modules/woodblock/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A framework to generate file carving test data";
+    mainProgram = "woodblock";
     homepage = "https://github.com/fkie-cad/woodblock";
     license = licenses.mit;
     maintainers = [ ];
diff --git a/pkgs/development/python-modules/wordcloud/default.nix b/pkgs/development/python-modules/wordcloud/default.nix
index 1bca71009a993..ade7ca6208e44 100644
--- a/pkgs/development/python-modules/wordcloud/default.nix
+++ b/pkgs/development/python-modules/wordcloud/default.nix
@@ -62,6 +62,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Word cloud generator in Python";
+    mainProgram = "wordcloud_cli";
     homepage = "https://github.com/amueller/word_cloud";
     changelog = "https://github.com/amueller/word_cloud/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/wsgidav/default.nix b/pkgs/development/python-modules/wsgidav/default.nix
index bff7c88f1463a..e9f65687a3ee2 100644
--- a/pkgs/development/python-modules/wsgidav/default.nix
+++ b/pkgs/development/python-modules/wsgidav/default.nix
@@ -55,6 +55,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generic and extendable WebDAV server based on WSGI";
+    mainProgram = "wsgidav";
     homepage = "https://wsgidav.readthedocs.io/";
     changelog = "https://github.com/mar10/wsgidav/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/xattr/default.nix b/pkgs/development/python-modules/xattr/default.nix
index 3ef8332cae216..6d24e5dffc8f1 100644
--- a/pkgs/development/python-modules/xattr/default.nix
+++ b/pkgs/development/python-modules/xattr/default.nix
@@ -41,6 +41,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python wrapper for extended filesystem attributes";
+    mainProgram = "xattr";
     homepage = "https://github.com/xattr/xattr";
     changelog = "https://github.com/xattr/xattr/blob/v${version}/CHANGES.txt";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/xdot/default.nix b/pkgs/development/python-modules/xdot/default.nix
index 5f4970f4fd135..f0bfe71fcbb02 100644
--- a/pkgs/development/python-modules/xdot/default.nix
+++ b/pkgs/development/python-modules/xdot/default.nix
@@ -56,6 +56,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An interactive viewer for graphs written in Graphviz's dot";
+    mainProgram = "xdot";
     homepage = "https://github.com/jrfonseca/xdot.py";
     license = licenses.lgpl3Plus;
   };
diff --git a/pkgs/development/python-modules/xkcdpass/default.nix b/pkgs/development/python-modules/xkcdpass/default.nix
index 7ae231f03f893..3c5a946935ab1 100644
--- a/pkgs/development/python-modules/xkcdpass/default.nix
+++ b/pkgs/development/python-modules/xkcdpass/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Generate secure multiword passwords/passphrases, inspired by XKCD";
+    mainProgram = "xkcdpass";
     homepage = "https://github.com/redacted/XKCD-password-generator";
     license = licenses.bsd3;
     maintainers = with maintainers; [ peterhoeg ];
diff --git a/pkgs/development/python-modules/xlrd/default.nix b/pkgs/development/python-modules/xlrd/default.nix
index 8b2612f59af2b..ce17ca1502ad0 100644
--- a/pkgs/development/python-modules/xlrd/default.nix
+++ b/pkgs/development/python-modules/xlrd/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://www.python-excel.org/";
     description = "Library for developers to extract data from Microsoft Excel (tm) spreadsheet files";
+    mainProgram = "runxlrd.py";
     license = licenses.bsd0;
   };
 
diff --git a/pkgs/development/python-modules/xlsx2csv/default.nix b/pkgs/development/python-modules/xlsx2csv/default.nix
index fec07f101cd88..5d4b37342f6ff 100644
--- a/pkgs/development/python-modules/xlsx2csv/default.nix
+++ b/pkgs/development/python-modules/xlsx2csv/default.nix
@@ -25,6 +25,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/dilshod/xlsx2csv";
     description = "Convert xlsx to csv";
+    mainProgram = "xlsx2csv";
     license = licenses.bsd3;
     maintainers = with maintainers; [ jb55 ];
   };
diff --git a/pkgs/development/python-modules/xlsxwriter/default.nix b/pkgs/development/python-modules/xlsxwriter/default.nix
index 5bd96b3aa1b63..9eb6c83716aab 100644
--- a/pkgs/development/python-modules/xlsxwriter/default.nix
+++ b/pkgs/development/python-modules/xlsxwriter/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for creating Excel XLSX files";
+    mainProgram = "vba_extract.py";
     homepage = "https://xlsxwriter.readthedocs.io/";
     changelog = "https://xlsxwriter.readthedocs.io/changes.html";
     license = licenses.bsd2;
diff --git a/pkgs/development/python-modules/xml2rfc/default.nix b/pkgs/development/python-modules/xml2rfc/default.nix
index f07ead0b3f086..fd027903d7149 100644
--- a/pkgs/development/python-modules/xml2rfc/default.nix
+++ b/pkgs/development/python-modules/xml2rfc/default.nix
@@ -87,6 +87,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Tool generating IETF RFCs and drafts from XML sources";
+    mainProgram = "xml2rfc";
     homepage = "https://github.com/ietf-tools/xml2rfc";
     changelog = "https://github.com/ietf-tools/xml2rfc/blob/v${version}/CHANGELOG.md";
     # Well, parts might be considered unfree, if being strict; see:
diff --git a/pkgs/development/python-modules/xmljson/default.nix b/pkgs/development/python-modules/xmljson/default.nix
index dee35921e41eb..441a0e571dc2a 100644
--- a/pkgs/development/python-modules/xmljson/default.nix
+++ b/pkgs/development/python-modules/xmljson/default.nix
@@ -20,6 +20,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Converts XML into dictionary structures and vice-versa";
+    mainProgram = "xml2json";
     homepage = "https://github.com/sanand0/xmljson";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ rakesh4g ];
diff --git a/pkgs/development/python-modules/xsdata/default.nix b/pkgs/development/python-modules/xsdata/default.nix
index 097c2e1cc07c4..b57fff4a94f03 100644
--- a/pkgs/development/python-modules/xsdata/default.nix
+++ b/pkgs/development/python-modules/xsdata/default.nix
@@ -93,6 +93,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "Naive XML & JSON bindings for Python";
+    mainProgram = "xsdata";
     homepage = "https://github.com/tefra/xsdata";
     changelog = "https://github.com/tefra/xsdata/blob/${src.rev}/CHANGES.md";
     license = lib.licenses.mit;
diff --git a/pkgs/development/python-modules/yamale/default.nix b/pkgs/development/python-modules/yamale/default.nix
index f4e90d649a712..6b018ee5bf66f 100644
--- a/pkgs/development/python-modules/yamale/default.nix
+++ b/pkgs/development/python-modules/yamale/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A schema and validator for YAML";
+    mainProgram = "yamale";
     homepage = "https://github.com/23andMe/Yamale";
     license = licenses.mit;
     maintainers = with maintainers; [ rtburns-jpl ];
diff --git a/pkgs/development/python-modules/yamllint/default.nix b/pkgs/development/python-modules/yamllint/default.nix
index 9200d7d508acc..79687d6cf6214 100644
--- a/pkgs/development/python-modules/yamllint/default.nix
+++ b/pkgs/development/python-modules/yamllint/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A linter for YAML files";
+    mainProgram = "yamllint";
     homepage = "https://github.com/adrienverge/yamllint";
     changelog = "https://github.com/adrienverge/yamllint/blob/v${version}/CHANGELOG.rst";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/python-modules/yangson/default.nix b/pkgs/development/python-modules/yangson/default.nix
index d402f1478b162..93cd5545c10c5 100644
--- a/pkgs/development/python-modules/yangson/default.nix
+++ b/pkgs/development/python-modules/yangson/default.nix
@@ -34,6 +34,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library for working with data modelled in YANG";
+    mainProgram = "yangson";
     homepage = "https://github.com/CZ-NIC/yangson";
     license = with licenses; [
       gpl3Plus
diff --git a/pkgs/development/python-modules/yappi/default.nix b/pkgs/development/python-modules/yappi/default.nix
index 1e20c1ba2eab7..7160245e8ec0d 100644
--- a/pkgs/development/python-modules/yappi/default.nix
+++ b/pkgs/development/python-modules/yappi/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python profiler that supports multithreading and measuring CPU time";
+    mainProgram = "yappi";
     homepage = "https://github.com/sumerc/yappi";
     license = licenses.mit;
     maintainers = with maintainers; [ orivej ];
diff --git a/pkgs/development/python-modules/yark/default.nix b/pkgs/development/python-modules/yark/default.nix
index 7bbf5288cf265..cdcd1ab08afd9 100644
--- a/pkgs/development/python-modules/yark/default.nix
+++ b/pkgs/development/python-modules/yark/default.nix
@@ -53,6 +53,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module for YouTube archiving";
+    mainProgram = "yark";
     homepage = "https://github.com/Owez/yark";
     changelog = "https://github.com/Owez/yark/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/yasi/default.nix b/pkgs/development/python-modules/yasi/default.nix
index 08068ed6b6b41..dbcbfe1a5378a 100644
--- a/pkgs/development/python-modules/yasi/default.nix
+++ b/pkgs/development/python-modules/yasi/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A dialect-aware s-expression indenter written in Python and newLISP";
+    mainProgram = "yasi";
     homepage = "https://github.com/nkmathew/yasi-sexp-indenter";
     changelog = "https://github.com/nkmathew/yasi-sexp-indenter/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/yaswfp/default.nix b/pkgs/development/python-modules/yaswfp/default.nix
index f4f6b8bc22be3..65542562df940 100644
--- a/pkgs/development/python-modules/yaswfp/default.nix
+++ b/pkgs/development/python-modules/yaswfp/default.nix
@@ -24,6 +24,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python SWF Parser";
+    mainProgram = "swfparser";
     homepage = "https://github.com/facundobatista/yaswfp";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/python-modules/ydiff/default.nix b/pkgs/development/python-modules/ydiff/default.nix
index 46c9f1a3d7a96..04f9be193aac1 100644
--- a/pkgs/development/python-modules/ydiff/default.nix
+++ b/pkgs/development/python-modules/ydiff/default.nix
@@ -36,6 +36,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "View colored, incremental diff in workspace or from stdin with side by side and auto pager support (Was \"cdiff\")";
+    mainProgram = "ydiff";
     longDescription = ''
       Term based tool to view colored, incremental diff in a version
       controlled workspace (supports Git, Mercurial, Perforce and Svn
diff --git a/pkgs/development/python-modules/yfinance/default.nix b/pkgs/development/python-modules/yfinance/default.nix
index 06db089ca8356..18e86dc161021 100644
--- a/pkgs/development/python-modules/yfinance/default.nix
+++ b/pkgs/development/python-modules/yfinance/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Module to doiwnload Yahoo! Finance market data";
+    mainProgram = "sample";
     homepage = "https://github.com/ranaroussi/yfinance";
     changelog = "https://github.com/ranaroussi/yfinance/blob/${version}/CHANGELOG.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/youtokentome/default.nix b/pkgs/development/python-modules/youtokentome/default.nix
index 2adb7480f9069..0dfe0336c056b 100644
--- a/pkgs/development/python-modules/youtokentome/default.nix
+++ b/pkgs/development/python-modules/youtokentome/default.nix
@@ -39,6 +39,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Unsupervised text tokenizer";
+    mainProgram = "yttm";
     homepage = "https://github.com/VKCOM/YouTokenToMe";
     changelog = "https://github.com/VKCOM/YouTokenToMe/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/youtube-transcript-api/default.nix b/pkgs/development/python-modules/youtube-transcript-api/default.nix
index 79d9c4a174b89..e76038267a804 100644
--- a/pkgs/development/python-modules/youtube-transcript-api/default.nix
+++ b/pkgs/development/python-modules/youtube-transcript-api/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API which allows you to get the transcripts/subtitles for a given YouTube video";
+    mainProgram = "youtube_transcript_api";
     homepage = "https://github.com/jdepoix/youtube-transcript-api";
     changelog = "https://github.com/jdepoix/youtube-transcript-api/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/yowsup/default.nix b/pkgs/development/python-modules/yowsup/default.nix
index 1754dab10d36b..bc79ff51823f1 100644
--- a/pkgs/development/python-modules/yowsup/default.nix
+++ b/pkgs/development/python-modules/yowsup/default.nix
@@ -47,6 +47,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/tgalal/yowsup";
     description = "The python WhatsApp library";
+    mainProgram = "yowsup-cli";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ];
   };
diff --git a/pkgs/development/python-modules/yte/default.nix b/pkgs/development/python-modules/yte/default.nix
index 3056659cacbf0..6b8bcfb95be1b 100644
--- a/pkgs/development/python-modules/yte/default.nix
+++ b/pkgs/development/python-modules/yte/default.nix
@@ -52,6 +52,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "YAML template engine with Python expressions";
+    mainProgram = "yte";
     homepage = "https://github.com/koesterlab/yte";
     changelog = "https://github.com/yte-template-engine/yte/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/python-modules/ytmusicapi/default.nix b/pkgs/development/python-modules/ytmusicapi/default.nix
index 41e8f3c4248a5..3807380083616 100644
--- a/pkgs/development/python-modules/ytmusicapi/default.nix
+++ b/pkgs/development/python-modules/ytmusicapi/default.nix
@@ -38,6 +38,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python API for YouTube Music";
+    mainProgram = "ytmusicapi";
     homepage = "https://github.com/sigma67/ytmusicapi";
     changelog = "https://github.com/sigma67/ytmusicapi/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/z3c-checkversions/default.nix b/pkgs/development/python-modules/z3c-checkversions/default.nix
index 25b0fb7ba9e6a..9f6a7ed4258ea 100644
--- a/pkgs/development/python-modules/z3c-checkversions/default.nix
+++ b/pkgs/development/python-modules/z3c-checkversions/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/zopefoundation/z3c.checkversions";
     changelog = "https://github.com/zopefoundation/z3c.checkversions/blob/${version}/CHANGES.rst";
     description = "Find newer package versions on PyPI";
+    mainProgram = "checkversions";
     license = licenses.zpl21;
   };
 }
diff --git a/pkgs/development/python-modules/zcbor/default.nix b/pkgs/development/python-modules/zcbor/default.nix
index 9bce9e925c1d6..0ac5f5323b64a 100644
--- a/pkgs/development/python-modules/zcbor/default.nix
+++ b/pkgs/development/python-modules/zcbor/default.nix
@@ -35,6 +35,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A low footprint CBOR library in the C language (C++ compatible), tailored for use in microcontrollers";
+    mainProgram = "zcbor";
     homepage = "https://pypi.org/project/zcbor/";
     changelog = "https://github.com/NordicSemiconductor/zcbor/releases/tag/${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/python-modules/zdaemon/default.nix b/pkgs/development/python-modules/zdaemon/default.nix
index 4434ceb095451..54c096b642574 100644
--- a/pkgs/development/python-modules/zdaemon/default.nix
+++ b/pkgs/development/python-modules/zdaemon/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A daemon process control library and tools for Unix-based systems";
+    mainProgram = "zdaemon";
     homepage = "https://pypi.python.org/pypi/zdaemon";
     changelog = "https://github.com/zopefoundation/zdaemon/blob/${version}/CHANGES.rst";
     license = licenses.zpl21;
diff --git a/pkgs/development/python-modules/zeroc-ice/default.nix b/pkgs/development/python-modules/zeroc-ice/default.nix
index 39ee5b6cba7d4..d68c90edd1616 100644
--- a/pkgs/development/python-modules/zeroc-ice/default.nix
+++ b/pkgs/development/python-modules/zeroc-ice/default.nix
@@ -33,6 +33,7 @@ buildPythonPackage rec {
     homepage = "https://zeroc.com/";
     license = licenses.gpl2;
     description = "Comprehensive RPC framework with support for Python, C++, .NET, Java, JavaScript and more.";
+    mainProgram = "slice2py";
     maintainers = with maintainers; [ abbradar ];
   };
 }
diff --git a/pkgs/development/python-modules/zerorpc/default.nix b/pkgs/development/python-modules/zerorpc/default.nix
index 0cc61ac695e23..3734496531a1a 100644
--- a/pkgs/development/python-modules/zerorpc/default.nix
+++ b/pkgs/development/python-modules/zerorpc/default.nix
@@ -16,6 +16,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "An easy to use, intuitive, and cross-language RPC";
+    mainProgram = "zerorpc";
     homepage = "https://www.zerorpc.io";
     license = licenses.mit;
     maintainers = with maintainers; [ xeji ];
diff --git a/pkgs/development/python-modules/zipstream-ng/default.nix b/pkgs/development/python-modules/zipstream-ng/default.nix
index fe6e8771c057a..d4972f70e4508 100644
--- a/pkgs/development/python-modules/zipstream-ng/default.nix
+++ b/pkgs/development/python-modules/zipstream-ng/default.nix
@@ -29,6 +29,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Library to generate streamable zip files";
+    mainProgram = "zipserver";
     longDescription = ''
       A modern and easy to use streamable zip file generator. It can package and stream many files
       and folders on the fly without needing temporary files or excessive memory
diff --git a/pkgs/development/python-modules/zope-testrunner/default.nix b/pkgs/development/python-modules/zope-testrunner/default.nix
index 742adb082fad0..0f91e35462b5b 100644
--- a/pkgs/development/python-modules/zope-testrunner/default.nix
+++ b/pkgs/development/python-modules/zope-testrunner/default.nix
@@ -23,6 +23,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "A flexible test runner with layer support";
+    mainProgram = "zope-testrunner";
     homepage = "https://pypi.python.org/pypi/zope.testrunner";
     license = licenses.zpl20;
     maintainers = [ maintainers.goibhniu ];
diff --git a/pkgs/development/python-modules/zwave-js-server-python/default.nix b/pkgs/development/python-modules/zwave-js-server-python/default.nix
index bd5db6bf2baf6..8ebdf0f596f64 100644
--- a/pkgs/development/python-modules/zwave-js-server-python/default.nix
+++ b/pkgs/development/python-modules/zwave-js-server-python/default.nix
@@ -43,6 +43,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python wrapper for zwave-js-server";
+    mainProgram = "zwave-js-server-python";
     homepage = "https://github.com/home-assistant-libs/zwave-js-server-python";
     changelog = "https://github.com/home-assistant-libs/zwave-js-server-python/releases/tag/${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/python-modules/zxcvbn/default.nix b/pkgs/development/python-modules/zxcvbn/default.nix
index e9a8f32700c60..91b9d03ccc2eb 100644
--- a/pkgs/development/python-modules/zxcvbn/default.nix
+++ b/pkgs/development/python-modules/zxcvbn/default.nix
@@ -22,6 +22,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Python implementation of Dropbox's realistic password strength estimator";
+    mainProgram = "zxcvbn";
     homepage = "https://github.com/dwolfhub/zxcvbn-python";
     license = licenses.mit;
     maintainers = [ maintainers.marsam ];
diff --git a/pkgs/development/rocm-modules/5/clang-ocl/default.nix b/pkgs/development/rocm-modules/5/clang-ocl/default.nix
index c29223dd8c7fa..65c2ea80b2a57 100644
--- a/pkgs/development/rocm-modules/5/clang-ocl/default.nix
+++ b/pkgs/development/rocm-modules/5/clang-ocl/default.nix
@@ -33,6 +33,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "OpenCL compilation with clang compiler";
+    mainProgram = "clang-ocl";
     homepage = "https://github.com/ROCm/clang-ocl";
     license = with licenses; [ mit ];
     maintainers = teams.rocm.members;
diff --git a/pkgs/development/rocm-modules/5/composable_kernel/default.nix b/pkgs/development/rocm-modules/5/composable_kernel/default.nix
index 78416b77a07b1..7e7de3cf73683 100644
--- a/pkgs/development/rocm-modules/5/composable_kernel/default.nix
+++ b/pkgs/development/rocm-modules/5/composable_kernel/default.nix
@@ -79,6 +79,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Performance portable programming model for machine learning tensor operators";
+    mainProgram = "ckProfiler";
     homepage = "https://github.com/ROCm/composable_kernel";
     license = with licenses; [ mit ];
     maintainers = teams.rocm.members;
diff --git a/pkgs/development/rocm-modules/5/hipfort/default.nix b/pkgs/development/rocm-modules/5/hipfort/default.nix
index 092c6e7581951..13e02d439c01d 100644
--- a/pkgs/development/rocm-modules/5/hipfort/default.nix
+++ b/pkgs/development/rocm-modules/5/hipfort/default.nix
@@ -57,6 +57,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Fortran interfaces for ROCm libraries";
+    mainProgram = "hipfc";
     homepage = "https://github.com/ROCm/hipfort";
     license = with licenses; [ mit ]; # mitx11
     maintainers = teams.rocm.members;
diff --git a/pkgs/development/rocm-modules/5/rocm-smi/default.nix b/pkgs/development/rocm-modules/5/rocm-smi/default.nix
index 91b730f03b37d..3598f70b7709c 100644
--- a/pkgs/development/rocm-modules/5/rocm-smi/default.nix
+++ b/pkgs/development/rocm-modules/5/rocm-smi/default.nix
@@ -45,6 +45,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "System management interface for AMD GPUs supported by ROCm";
+    mainProgram = "rocm-smi";
     homepage = "https://github.com/ROCm/rocm_smi_lib";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ lovesegfault ] ++ teams.rocm.members;
diff --git a/pkgs/development/ruby-modules/rbenv/default.nix b/pkgs/development/ruby-modules/rbenv/default.nix
index 5eeeaa4b39134..ef8b4c47818ba 100644
--- a/pkgs/development/ruby-modules/rbenv/default.nix
+++ b/pkgs/development/ruby-modules/rbenv/default.nix
@@ -29,6 +29,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Groom your app’s Ruby environment";
+    mainProgram = "rbenv";
     longDescription = ''
       Use rbenv to pick a Ruby version for your application and guarantee that your development environment matches production.
       Put rbenv to work with Bundler for painless Ruby upgrades and bulletproof deployments.
diff --git a/pkgs/development/skaware-packages/sdnotify-wrapper/default.nix b/pkgs/development/skaware-packages/sdnotify-wrapper/default.nix
index b4b6a7f42a7e4..e86f6ab126799 100644
--- a/pkgs/development/skaware-packages/sdnotify-wrapper/default.nix
+++ b/pkgs/development/skaware-packages/sdnotify-wrapper/default.nix
@@ -14,6 +14,7 @@ in runCommandCC "sdnotify-wrapper" {
    meta = {
      homepage = "https://skarnet.org/software/misc/sdnotify-wrapper.c";
      description = "Use systemd sd_notify without having to link against libsystemd";
+     mainProgram = "sdnotify-wrapper";
      platforms = lib.platforms.linux;
      license = lib.licenses.isc;
      maintainers = with lib.maintainers; [ Profpatsch ];
diff --git a/pkgs/development/tools/aapt/default.nix b/pkgs/development/tools/aapt/default.nix
index 0d59f3ae6f8a6..c02e644c158b7 100644
--- a/pkgs/development/tools/aapt/default.nix
+++ b/pkgs/development/tools/aapt/default.nix
@@ -38,6 +38,7 @@ stdenvNoCC.mkDerivation rec {
 
   meta = {
     description = "A build tool that compiles and packages Android app's resources";
+    mainProgram = "aapt2";
     homepage = "https://developer.android.com/tools/aapt2";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ linsui ];
diff --git a/pkgs/development/tools/air/default.nix b/pkgs/development/tools/air/default.nix
index ce51efafdbade..bb2c13a2e11c8 100644
--- a/pkgs/development/tools/air/default.nix
+++ b/pkgs/development/tools/air/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Live reload for Go apps";
+    mainProgram = "air";
     homepage = "https://github.com/cosmtrek/air";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ Gonzih ];
diff --git a/pkgs/development/tools/algolia-cli/default.nix b/pkgs/development/tools/algolia-cli/default.nix
index 2e01b612bda49..a7216cbfbe317 100644
--- a/pkgs/development/tools/algolia-cli/default.nix
+++ b/pkgs/development/tools/algolia-cli/default.nix
@@ -28,6 +28,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Algolia’s official CLI devtool";
+    mainProgram = "algolia";
     homepage = "https://algolia.com/doc/tools/cli/";
     license = licenses.mit;
     maintainers = [ maintainers.marsam ];
diff --git a/pkgs/development/tools/allure/default.nix b/pkgs/development/tools/allure/default.nix
index 9580a6431fd2e..82c05637c10a9 100644
--- a/pkgs/development/tools/allure/default.nix
+++ b/pkgs/development/tools/allure/default.nix
@@ -31,6 +31,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://docs.qameta.io/allure/";
     description = "Allure Report is a flexible, lightweight multi-language test reporting tool.";
+    mainProgram = "allure";
     longDescription = "Allure Report is a flexible, lightweight multi-language test reporting tool. It provides clear graphical reports and allows everyone involved in the development process to extract the maximum of information from the everyday testing process";
     license = licenses.asl20;
     maintainers = with maintainers; [ happysalada ];
diff --git a/pkgs/development/tools/altair-graphql-client/default.nix b/pkgs/development/tools/altair-graphql-client/default.nix
index f0c93071d83a0..d959c4eba3e6e 100644
--- a/pkgs/development/tools/altair-graphql-client/default.nix
+++ b/pkgs/development/tools/altair-graphql-client/default.nix
@@ -29,6 +29,7 @@ appimageTools.wrapType2 {
 
   meta = with lib; {
     description = "A feature-rich GraphQL Client IDE";
+    mainProgram = "altair";
     homepage = "https://github.com/imolorhe/altair";
     license = licenses.mit;
     maintainers = with maintainers; [ evalexpr ];
diff --git a/pkgs/development/tools/ameba/default.nix b/pkgs/development/tools/ameba/default.nix
index ef133b6f983b0..adf392669635e 100644
--- a/pkgs/development/tools/ameba/default.nix
+++ b/pkgs/development/tools/ameba/default.nix
@@ -15,6 +15,7 @@ crystal.buildCrystalPackage rec {
 
   meta = with lib; {
     description = "A static code analysis tool for Crystal";
+    mainProgram = "ameba";
     homepage = "https://crystal-ameba.github.io";
     changelog = "https://github.com/crystal-ameba/ameba/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/amqpcat/default.nix b/pkgs/development/tools/amqpcat/default.nix
index 774af838b63ae..09094fae8e10b 100644
--- a/pkgs/development/tools/amqpcat/default.nix
+++ b/pkgs/development/tools/amqpcat/default.nix
@@ -25,6 +25,7 @@ crystal.buildCrystalPackage rec {
 
   meta = with lib; {
     description = "A CLI tool for publishing to and consuming from AMQP servers";
+    mainProgram = "amqpcat";
     homepage = "https://github.com/cloudamqp/amqpcat";
     license = licenses.mit;
     maintainers = with maintainers; [ aaronjheng ];
diff --git a/pkgs/development/tools/analysis/bingrep/default.nix b/pkgs/development/tools/analysis/bingrep/default.nix
index f8cbc806250db..6a5e2041e57dd 100644
--- a/pkgs/development/tools/analysis/bingrep/default.nix
+++ b/pkgs/development/tools/analysis/bingrep/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Greps through binaries from various OSs and architectures, and colors them";
+    mainProgram = "bingrep";
     homepage = "https://github.com/m4b/bingrep";
     license = licenses.mit;
     maintainers = with maintainers; [ minijackson ];
diff --git a/pkgs/development/tools/analysis/cargo-tarpaulin/default.nix b/pkgs/development/tools/analysis/cargo-tarpaulin/default.nix
index 75f6ee44bf993..8a4a812b889cc 100644
--- a/pkgs/development/tools/analysis/cargo-tarpaulin/default.nix
+++ b/pkgs/development/tools/analysis/cargo-tarpaulin/default.nix
@@ -31,6 +31,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A code coverage tool for Rust projects";
+    mainProgram = "cargo-tarpaulin";
     homepage = "https://github.com/xd009642/tarpaulin";
     changelog = "https://github.com/xd009642/tarpaulin/blob/${src.rev}/CHANGELOG.md";
     license = with licenses; [ mit /* or */ asl20 ];
diff --git a/pkgs/development/tools/analysis/cccc/default.nix b/pkgs/development/tools/analysis/cccc/default.nix
index 49c8fb140e592..b0fd8769bdbe3 100644
--- a/pkgs/development/tools/analysis/cccc/default.nix
+++ b/pkgs/development/tools/analysis/cccc/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "C and C++ Code Counter";
+    mainProgram = "cccc";
     longDescription = ''
       CCCC is a tool which analyzes C++ and Java files and generates a report
       on various metrics of the code. Metrics supported include lines of code, McCabe's
diff --git a/pkgs/development/tools/analysis/checkstyle/default.nix b/pkgs/development/tools/analysis/checkstyle/default.nix
index e8d1d45069f3b..9001eef50f1a7 100644
--- a/pkgs/development/tools/analysis/checkstyle/default.nix
+++ b/pkgs/development/tools/analysis/checkstyle/default.nix
@@ -24,6 +24,7 @@ stdenvNoCC.mkDerivation rec {
 
   meta = with lib; {
     description = "Checks Java source against a coding standard";
+    mainProgram = "checkstyle";
     longDescription = ''
       checkstyle is a development tool to help programmers write Java code that
       adheres to a coding standard. By default it supports the Sun Code
diff --git a/pkgs/development/tools/analysis/coan/default.nix b/pkgs/development/tools/analysis/coan/default.nix
index d88a4a8a92ebc..7104074a6a747 100644
--- a/pkgs/development/tools/analysis/coan/default.nix
+++ b/pkgs/development/tools/analysis/coan/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "The C preprocessor chainsaw";
+    mainProgram = "coan";
     longDescription = ''
       A software engineering tool for analysing preprocessor-based
       configurations of C or C++ source code. Its principal use is to simplify
diff --git a/pkgs/development/tools/analysis/coz/default.nix b/pkgs/development/tools/analysis/coz/default.nix
index 17968a466bf4e..2938a60b46de5 100644
--- a/pkgs/development/tools/analysis/coz/default.nix
+++ b/pkgs/development/tools/analysis/coz/default.nix
@@ -50,6 +50,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://github.com/plasma-umass/coz";
     description = "Profiler based on casual profiling";
+    mainProgram = "coz";
     license = lib.licenses.bsd2;
     maintainers = with lib.maintainers; [ zimbatm ];
   };
diff --git a/pkgs/development/tools/analysis/cpplint/default.nix b/pkgs/development/tools/analysis/cpplint/default.nix
index 87344d747bf66..f380f7086e820 100644
--- a/pkgs/development/tools/analysis/cpplint/default.nix
+++ b/pkgs/development/tools/analysis/cpplint/default.nix
@@ -42,6 +42,7 @@ python3Packages.buildPythonApplication rec {
   meta = with lib; {
     homepage = "https://github.com/cpplint/cpplint";
     description = "Static code checker for C++";
+    mainProgram = "cpplint";
     maintainers = [ maintainers.bhipple ];
     license = [ licenses.bsd3 ];
   };
diff --git a/pkgs/development/tools/analysis/dotenv-linter/default.nix b/pkgs/development/tools/analysis/dotenv-linter/default.nix
index fec39c962a668..75745be0148f7 100644
--- a/pkgs/development/tools/analysis/dotenv-linter/default.nix
+++ b/pkgs/development/tools/analysis/dotenv-linter/default.nix
@@ -22,6 +22,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Lightning-fast linter for .env files. Written in Rust";
+    mainProgram = "dotenv-linter";
     homepage = "https://dotenv-linter.github.io";
     license = licenses.mit;
     maintainers = with maintainers; [ humancalico ];
diff --git a/pkgs/development/tools/analysis/egypt/default.nix b/pkgs/development/tools/analysis/egypt/default.nix
index 0266502209913..5c9b4ef0453df 100644
--- a/pkgs/development/tools/analysis/egypt/default.nix
+++ b/pkgs/development/tools/analysis/egypt/default.nix
@@ -17,6 +17,7 @@ perlPackages.buildPerlPackage rec {
 
   meta = with lib; {
     description = "Tool for making call graphs of C programmes";
+    mainProgram = "egypt";
     longDescription = ''
       Egypt is a simple tool for creating call graphs of C programs. It neither
       analyzes source code nor lays out graphs. Instead, it leaves the source
diff --git a/pkgs/development/tools/analysis/evmdis/default.nix b/pkgs/development/tools/analysis/evmdis/default.nix
index eb23a0aae51fb..99181764dd049 100644
--- a/pkgs/development/tools/analysis/evmdis/default.nix
+++ b/pkgs/development/tools/analysis/evmdis/default.nix
@@ -23,6 +23,7 @@ buildGoModule {
   meta = with lib; {
     homepage = "https://github.com/Arachnid/evmdis";
     description = "Ethereum EVM disassembler";
+    mainProgram = "evmdis";
     license = [ licenses.asl20 ];
     maintainers = with maintainers; [ asymmetric ];
   };
diff --git a/pkgs/development/tools/analysis/flow/default.nix b/pkgs/development/tools/analysis/flow/default.nix
index 09ee6c65a827e..04bfa25a8ff27 100644
--- a/pkgs/development/tools/analysis/flow/default.nix
+++ b/pkgs/development/tools/analysis/flow/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A static type checker for JavaScript";
+    mainProgram = "flow";
     homepage = "https://flow.org/";
     changelog = "https://github.com/facebook/flow/blob/v${version}/Changelog.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/analysis/garcosim/tracefilegen/default.nix b/pkgs/development/tools/analysis/garcosim/tracefilegen/default.nix
index f7f5e84c012b2..4623c42e81919 100644
--- a/pkgs/development/tools/analysis/garcosim/tracefilegen/default.nix
+++ b/pkgs/development/tools/analysis/garcosim/tracefilegen/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Automatically generate all types of basic memory management operations and write into trace files";
+    mainProgram = "TraceFileGen";
     homepage = "https://github.com/GarCoSim";
     maintainers = [ maintainers.cmcdragonkai ];
     license = licenses.gpl2;
diff --git a/pkgs/development/tools/analysis/garcosim/tracefilesim/default.nix b/pkgs/development/tools/analysis/garcosim/tracefilesim/default.nix
index a76b6b9239e19..cd1682a1f5e71 100644
--- a/pkgs/development/tools/analysis/garcosim/tracefilesim/default.nix
+++ b/pkgs/development/tools/analysis/garcosim/tracefilesim/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Ease the analysis of existing memory management techniques, as well as the prototyping of new memory management techniques";
+    mainProgram = "traceFileSim";
     homepage = "https://github.com/GarCoSim";
     maintainers = [ maintainers.cmcdragonkai ];
     license = licenses.gpl2;
diff --git a/pkgs/development/tools/analysis/hotspot/default.nix b/pkgs/development/tools/analysis/hotspot/default.nix
index bbf91ec28fb46..7d36f43232835 100644
--- a/pkgs/development/tools/analysis/hotspot/default.nix
+++ b/pkgs/development/tools/analysis/hotspot/default.nix
@@ -68,6 +68,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "A GUI for Linux perf";
+    mainProgram = "hotspot";
     longDescription = ''
       hotspot is a GUI replacement for `perf report`.
       It takes a perf.data file, parses and evaluates its contents and
diff --git a/pkgs/development/tools/analysis/jacoco/default.nix b/pkgs/development/tools/analysis/jacoco/default.nix
index 3bcd7b59160f4..62835c61d0f30 100644
--- a/pkgs/development/tools/analysis/jacoco/default.nix
+++ b/pkgs/development/tools/analysis/jacoco/default.nix
@@ -35,6 +35,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A free code coverage library for Java";
+    mainProgram = "jacoco";
     homepage = "https://www.jacoco.org/jacoco";
     changelog = "https://www.jacoco.org/jacoco/trunk/doc/changes.html";
     license = licenses.epl20;
diff --git a/pkgs/development/tools/analysis/massif-visualizer/default.nix b/pkgs/development/tools/analysis/massif-visualizer/default.nix
index 78f8bbeb683e6..4e969baf37639 100644
--- a/pkgs/development/tools/analysis/massif-visualizer/default.nix
+++ b/pkgs/development/tools/analysis/massif-visualizer/default.nix
@@ -23,6 +23,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "Tool that visualizes massif data generated by valgrind";
+    mainProgram = "massif-visualizer";
     license = licenses.gpl2;
     platforms = platforms.linux;
     maintainers = with maintainers; [ zraexy ];
diff --git a/pkgs/development/tools/analysis/snyk/default.nix b/pkgs/development/tools/analysis/snyk/default.nix
index 1078df45ae9a3..67f8516c49b9d 100644
--- a/pkgs/development/tools/analysis/snyk/default.nix
+++ b/pkgs/development/tools/analysis/snyk/default.nix
@@ -29,6 +29,7 @@ buildNpmPackage rec {
 
   meta = with lib; {
     description = "Scans and monitors projects for security vulnerabilities";
+    mainProgram = "snyk";
     homepage = "https://snyk.io";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/tools/analysis/splint/default.nix b/pkgs/development/tools/analysis/splint/default.nix
index 954342550eac4..e22a8b380926b 100644
--- a/pkgs/development/tools/analysis/splint/default.nix
+++ b/pkgs/development/tools/analysis/splint/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://www.splint.org/";
     description = "Annotation-assisted lightweight static analyzer for C";
+    mainProgram = "splint";
 
     longDescription = ''
       Splint is a tool for statically checking C programs for security
diff --git a/pkgs/development/tools/analysis/stylelint/default.nix b/pkgs/development/tools/analysis/stylelint/default.nix
index 23afd1aff86e7..1149bed3fd5f5 100644
--- a/pkgs/development/tools/analysis/stylelint/default.nix
+++ b/pkgs/development/tools/analysis/stylelint/default.nix
@@ -17,6 +17,7 @@ buildNpmPackage rec {
 
   meta = with lib; {
     description = "Mighty CSS linter that helps you avoid errors and enforce conventions";
+    mainProgram = "stylelint";
     homepage = "https://stylelint.io";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/tools/analysis/svlint/default.nix b/pkgs/development/tools/analysis/svlint/default.nix
index a879e0a81153b..07693196a956d 100644
--- a/pkgs/development/tools/analysis/svlint/default.nix
+++ b/pkgs/development/tools/analysis/svlint/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "SystemVerilog linter";
+    mainProgram = "svlint";
     homepage = "https://github.com/dalance/svlint";
     changelog = "https://github.com/dalance/svlint/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/analysis/swarm/default.nix b/pkgs/development/tools/analysis/swarm/default.nix
index cc67ce8123c81..18ecc912915f9 100644
--- a/pkgs/development/tools/analysis/swarm/default.nix
+++ b/pkgs/development/tools/analysis/swarm/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Verification script generator for Spin";
+    mainProgram = "swarm";
     homepage = "http://spinroot.com/";
     license = licenses.free;
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/analysis/tflint/default.nix b/pkgs/development/tools/analysis/tflint/default.nix
index e59d0ad11d0f0..93f3596bf171d 100644
--- a/pkgs/development/tools/analysis/tflint/default.nix
+++ b/pkgs/development/tools/analysis/tflint/default.nix
@@ -45,6 +45,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Terraform linter focused on possible errors, best practices, and so on";
+    mainProgram = "tflint";
     homepage = "https://github.com/terraform-linters/tflint";
     changelog = "https://github.com/terraform-linters/tflint/blob/v${version}/CHANGELOG.md";
     license = licenses.mpl20;
diff --git a/pkgs/development/tools/analysis/uefi-firmware-parser/default.nix b/pkgs/development/tools/analysis/uefi-firmware-parser/default.nix
index b879a6ef2374f..9981ac8b0388f 100644
--- a/pkgs/development/tools/analysis/uefi-firmware-parser/default.nix
+++ b/pkgs/development/tools/analysis/uefi-firmware-parser/default.nix
@@ -17,6 +17,7 @@ buildPythonApplication rec {
   meta = with lib; {
     homepage = "https://github.com/theopolis/uefi-firmware-parser/";
     description = "Parse BIOS/Intel ME/UEFI firmware related structures: Volumes, FileSystems, Files, etc";
+    mainProgram = "uefi-firmware-parser";
     # MIT + license headers in some files
     license = with licenses; [
       mit
diff --git a/pkgs/development/tools/analysis/yallback/default.nix b/pkgs/development/tools/analysis/yallback/default.nix
index 4e62ff5b9ed87..19ad53d038df6 100644
--- a/pkgs/development/tools/analysis/yallback/default.nix
+++ b/pkgs/development/tools/analysis/yallback/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Callbacks for YARA rule matches";
+    mainProgram = "yallback";
     homepage = "https://github.com/abathur/yallback";
     license = licenses.mit;
     maintainers = with maintainers; [ abathur ];
diff --git a/pkgs/development/tools/apkid/default.nix b/pkgs/development/tools/apkid/default.nix
index b4c02c8eac195..d54a6564908a0 100644
--- a/pkgs/development/tools/apkid/default.nix
+++ b/pkgs/development/tools/apkid/default.nix
@@ -40,6 +40,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Android Application Identifier";
+    mainProgram = "apkid";
     homepage = "https://github.com/rednaga/APKiD";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/tools/apko/default.nix b/pkgs/development/tools/apko/default.nix
index ca056a7f4d94e..ee115b939a179 100644
--- a/pkgs/development/tools/apko/default.nix
+++ b/pkgs/development/tools/apko/default.nix
@@ -70,6 +70,7 @@ buildGoModule rec {
     homepage = "https://apko.dev/";
     changelog = "https://github.com/chainguard-dev/apko/blob/main/NEWS.md";
     description = "Build OCI images using APK directly without Dockerfile";
+    mainProgram = "apko";
     license = licenses.asl20;
     maintainers = with maintainers; [ jk developer-guy ];
   };
diff --git a/pkgs/development/tools/apksigcopier/default.nix b/pkgs/development/tools/apksigcopier/default.nix
index 13cb0300d7f8d..1262c9eaaa75f 100644
--- a/pkgs/development/tools/apksigcopier/default.nix
+++ b/pkgs/development/tools/apksigcopier/default.nix
@@ -57,6 +57,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Copy/extract/patch android apk signatures & compare APKs";
+    mainProgram = "apksigcopier";
     longDescription = ''
       apksigcopier is a tool for copying android APK signatures from a signed
       APK to an unsigned one (in order to verify reproducible builds).
diff --git a/pkgs/development/tools/apksigner/default.nix b/pkgs/development/tools/apksigner/default.nix
index 95656dd20303c..7b2017c4d9da1 100644
--- a/pkgs/development/tools/apksigner/default.nix
+++ b/pkgs/development/tools/apksigner/default.nix
@@ -86,6 +86,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Command line tool to sign and verify Android APKs";
+    mainProgram = "apksigner";
     homepage = "https://developer.android.com/studio/command-line/apksigner";
     license = licenses.asl20;
     maintainers = with maintainers; [ linsui ];
diff --git a/pkgs/development/tools/apktool/default.nix b/pkgs/development/tools/apktool/default.nix
index f475fb54d1cbf..9af6d2c9f90b2 100644
--- a/pkgs/development/tools/apktool/default.nix
+++ b/pkgs/development/tools/apktool/default.nix
@@ -35,6 +35,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A tool for reverse engineering Android apk files";
+    mainProgram = "apktool";
     homepage = "https://ibotpeaches.github.io/Apktool/";
     changelog = "https://github.com/iBotPeaches/Apktool/releases/tag/v${version}";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
diff --git a/pkgs/development/tools/argc/default.nix b/pkgs/development/tools/argc/default.nix
index 43e9076110d9a..89ee93b1c5d86 100644
--- a/pkgs/development/tools/argc/default.nix
+++ b/pkgs/development/tools/argc/default.nix
@@ -28,6 +28,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A command-line options, arguments and sub-commands parser for bash";
+    mainProgram = "argc";
     homepage = "https://github.com/sigoden/argc";
     changelog = "https://github.com/sigoden/argc/releases/tag/v${version}";
     license = with licenses; [ mit /* or */ asl20 ];
diff --git a/pkgs/development/tools/ashpd-demo/default.nix b/pkgs/development/tools/ashpd-demo/default.nix
index a6122e106092a..ba844a6250dd7 100644
--- a/pkgs/development/tools/ashpd-demo/default.nix
+++ b/pkgs/development/tools/ashpd-demo/default.nix
@@ -67,6 +67,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Tool for playing with XDG desktop portals";
+    mainProgram = "ashpd-demo";
     homepage = "https://github.com/bilelmoussaoui/ashpd/tree/master/ashpd-demo";
     license = licenses.mit;
     maintainers = with maintainers; [ jtojnar ];
diff --git a/pkgs/development/tools/asmfmt/default.nix b/pkgs/development/tools/asmfmt/default.nix
index a6f15c15c0b59..1c22f3ea17811 100644
--- a/pkgs/development/tools/asmfmt/default.nix
+++ b/pkgs/development/tools/asmfmt/default.nix
@@ -27,6 +27,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Go assembler formatter";
+    mainProgram = "asmfmt";
     longDescription = ''
       This will format your assembler code in a similar way that gofmt formats
       your Go code.
diff --git a/pkgs/development/tools/async/default.nix b/pkgs/development/tools/async/default.nix
index ffff8af8b6612..ba6b62281eb8a 100644
--- a/pkgs/development/tools/async/default.nix
+++ b/pkgs/development/tools/async/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool to parallelize shell commands";
+    mainProgram = "async";
     longDescription = ''
       `async` is a tool to run shell commands in parallel and is designed to be
       able to quickly parallelize shell scripts with minimal changes. It was
diff --git a/pkgs/development/tools/avro-tools/default.nix b/pkgs/development/tools/avro-tools/default.nix
index 0868ab8e7f8c2..7ee16a2972e13 100644
--- a/pkgs/development/tools/avro-tools/default.nix
+++ b/pkgs/development/tools/avro-tools/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage    = "https://avro.apache.org/";
     description = "Avro command-line tools and utilities";
+    mainProgram = "avro-tools";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
     license     = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ ];
diff --git a/pkgs/development/tools/backblaze-b2/default.nix b/pkgs/development/tools/backblaze-b2/default.nix
index 708fbb23c80e4..76301b5f4820a 100644
--- a/pkgs/development/tools/backblaze-b2/default.nix
+++ b/pkgs/development/tools/backblaze-b2/default.nix
@@ -91,6 +91,7 @@ python3Packages.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Command-line tool for accessing the Backblaze B2 storage service";
+    mainProgram = "backblaze-b2";
     homepage = "https://github.com/Backblaze/B2_Command_Line_Tool";
     changelog = "https://github.com/Backblaze/B2_Command_Line_Tool/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/bacon/default.nix b/pkgs/development/tools/bacon/default.nix
index 4deaf6a6011cd..8270e53493e7a 100644
--- a/pkgs/development/tools/bacon/default.nix
+++ b/pkgs/development/tools/bacon/default.nix
@@ -24,6 +24,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Background rust code checker";
+    mainProgram = "bacon";
     homepage = "https://github.com/Canop/bacon";
     changelog = "https://github.com/Canop/bacon/blob/v${version}/CHANGELOG.md";
     license = licenses.agpl3Only;
diff --git a/pkgs/development/tools/bashate/default.nix b/pkgs/development/tools/bashate/default.nix
index f46e9667cbef2..69538a923d140 100644
--- a/pkgs/development/tools/bashate/default.nix
+++ b/pkgs/development/tools/bashate/default.nix
@@ -38,6 +38,7 @@ buildPythonApplication rec {
 
   meta = with lib; {
     description = "Style enforcement for bash programs";
+    mainProgram = "bashate";
     homepage = "https://opendev.org/openstack/bashate";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/tools/bazelisk/default.nix b/pkgs/development/tools/bazelisk/default.nix
index be59f6686d5bb..8ca8b416c7023 100644
--- a/pkgs/development/tools/bazelisk/default.nix
+++ b/pkgs/development/tools/bazelisk/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A user-friendly launcher for Bazel";
+    mainProgram = "bazelisk";
     longDescription = ''
       BEWARE: This package does not work on NixOS.
     '';
diff --git a/pkgs/development/tools/bbin/default.nix b/pkgs/development/tools/bbin/default.nix
index ab8638e5033c1..7edce1e48998b 100644
--- a/pkgs/development/tools/bbin/default.nix
+++ b/pkgs/development/tools/bbin/default.nix
@@ -41,6 +41,7 @@ stdenvNoCC.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/babashka/bbin";
     description = "Install any Babashka script or project with one command";
+    mainProgram = "bbin";
     license = licenses.mit;
     inherit (babashka-unwrapped.meta) platforms;
     maintainers = with maintainers; [ sohalt ];
diff --git a/pkgs/development/tools/benthos/default.nix b/pkgs/development/tools/benthos/default.nix
index 12466c8cfe82e..12d132a38e080 100644
--- a/pkgs/development/tools/benthos/default.nix
+++ b/pkgs/development/tools/benthos/default.nix
@@ -32,6 +32,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Fancy stream processing made operationally mundane";
+    mainProgram = "benthos";
     homepage = "https://www.benthos.dev";
     changelog = "https://github.com/benthosdev/benthos/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/bin2c/default.nix b/pkgs/development/tools/bin2c/default.nix
index 02039caf457c5..2528b1ea09617 100644
--- a/pkgs/development/tools/bin2c/default.nix
+++ b/pkgs/development/tools/bin2c/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Embed binary & text files inside C binaries";
+    mainProgram = "bin2c";
     homepage = "https://github.com/adobe/bin2c";
     license = licenses.asl20;
     maintainers = [ maintainers.shadowrz ];
diff --git a/pkgs/development/tools/bingo/default.nix b/pkgs/development/tools/bingo/default.nix
index f12f0709ac7c8..9d9863ca32036 100644
--- a/pkgs/development/tools/bingo/default.nix
+++ b/pkgs/development/tools/bingo/default.nix
@@ -23,6 +23,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Like `go get` but for Go tools! CI Automating versioning of Go binaries in a nested, isolated Go modules.";
+    mainProgram = "bingo";
     homepage = "https://github.com/bwplotka/bingo";
     license = licenses.asl20;
     maintainers = with maintainers; [ aaronjheng ];
diff --git a/pkgs/development/tools/bloaty/default.nix b/pkgs/development/tools/bloaty/default.nix
index 96a6d28e97877..147d882d50af2 100644
--- a/pkgs/development/tools/bloaty/default.nix
+++ b/pkgs/development/tools/bloaty/default.nix
@@ -56,6 +56,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "a size profiler for binaries";
+    mainProgram = "bloaty";
     homepage = "https://github.com/google/bloaty";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/bodyclose/default.nix b/pkgs/development/tools/bodyclose/default.nix
index e252223b883f6..6f8686a7b7b1e 100644
--- a/pkgs/development/tools/bodyclose/default.nix
+++ b/pkgs/development/tools/bodyclose/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Golang linter to check whether HTTP response body is closed and a re-use of TCP connection is not blocked";
+    mainProgram = "bodyclose";
     homepage = "https://github.com/timakin/bodyclose";
     license = licenses.mit;
     maintainers = with maintainers; [ meain ];
diff --git a/pkgs/development/tools/bpf-linker/default.nix b/pkgs/development/tools/bpf-linker/default.nix
index 8c5cb8863e3d3..2eb346aaa9ed6 100644
--- a/pkgs/development/tools/bpf-linker/default.nix
+++ b/pkgs/development/tools/bpf-linker/default.nix
@@ -38,6 +38,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Simple BPF static linker";
+    mainProgram = "bpf-linker";
     homepage = "https://github.com/aya-rs/bpf-linker";
     license = with licenses; [ asl20 mit ];
     maintainers = with maintainers; [ nickcao ];
diff --git a/pkgs/development/tools/build-managers/apache-ant/default.nix b/pkgs/development/tools/build-managers/apache-ant/default.nix
index 3cf8804999440..9e3ff98f285d2 100644
--- a/pkgs/development/tools/build-managers/apache-ant/default.nix
+++ b/pkgs/development/tools/build-managers/apache-ant/default.nix
@@ -81,6 +81,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://ant.apache.org/";
     description = "A Java-based build tool";
+    mainProgram = "ant";
 
     longDescription = ''
       Apache Ant is a Java-based build tool.  In theory, it is kind of like
diff --git a/pkgs/development/tools/build-managers/bam/default.nix b/pkgs/development/tools/build-managers/bam/default.nix
index 556725cca6c4d..c435e2fa16ec2 100644
--- a/pkgs/development/tools/build-managers/bam/default.nix
+++ b/pkgs/development/tools/build-managers/bam/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Yet another build manager";
+    mainProgram = "bam";
     maintainers = with maintainers;
     [
       raskin
diff --git a/pkgs/development/tools/build-managers/bazel/bazel-remote/default.nix b/pkgs/development/tools/build-managers/bazel/bazel-remote/default.nix
index 1692058dcac8b..9f1058bd9e486 100644
--- a/pkgs/development/tools/build-managers/bazel/bazel-remote/default.nix
+++ b/pkgs/development/tools/build-managers/bazel/bazel-remote/default.nix
@@ -25,6 +25,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/buchgr/bazel-remote";
     description = "A remote HTTP/1.1 cache for Bazel";
+    mainProgram = "bazel-remote";
     changelog = "https://github.com/buchgr/bazel-remote/releases/tag/v${version}";
     license = licenses.asl20;
     maintainers = lib.teams.bazel.members;
diff --git a/pkgs/development/tools/build-managers/bear/default.nix b/pkgs/development/tools/build-managers/bear/default.nix
index 431f7b1773f62..0e8b20c7a9d48 100644
--- a/pkgs/development/tools/build-managers/bear/default.nix
+++ b/pkgs/development/tools/build-managers/bear/default.nix
@@ -80,6 +80,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Tool that generates a compilation database for clang tooling";
+    mainProgram = "bear";
     longDescription = ''
       Note: the bear command is very useful to generate compilation commands
       e.g. for YouCompleteMe.  You just enter your development nix-shell
diff --git a/pkgs/development/tools/build-managers/bloop/default.nix b/pkgs/development/tools/build-managers/bloop/default.nix
index e56344c400039..3870fa3f60a3a 100644
--- a/pkgs/development/tools/build-managers/bloop/default.nix
+++ b/pkgs/development/tools/build-managers/bloop/default.nix
@@ -66,6 +66,7 @@ stdenv.mkDerivation rec {
     sourceProvenance = with sourceTypes; [ binaryNativeCode ];
     license = licenses.asl20;
     description = "A Scala build server and command-line tool to make the compile and test developer workflows fast and productive in a build-tool-agnostic way";
+    mainProgram = "bloop";
     platforms = [ "x86_64-linux" "x86_64-darwin" ];
     maintainers = with maintainers; [ kubukoz tomahna ];
   };
diff --git a/pkgs/development/tools/build-managers/bob/default.nix b/pkgs/development/tools/build-managers/bob/default.nix
index 97e67ce977985..6821dc19116fb 100644
--- a/pkgs/development/tools/build-managers/bob/default.nix
+++ b/pkgs/development/tools/build-managers/bob/default.nix
@@ -30,6 +30,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A build system for microservices";
+    mainProgram = "bob";
     homepage = "https://bob.build";
     license = licenses.asl20;
     maintainers = with maintainers; [ zuzuleinen ];
diff --git a/pkgs/development/tools/build-managers/boot/default.nix b/pkgs/development/tools/build-managers/boot/default.nix
index 1590906206c16..dd296aa83188e 100644
--- a/pkgs/development/tools/build-managers/boot/default.nix
+++ b/pkgs/development/tools/build-managers/boot/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Build tooling for Clojure";
+    mainProgram = "boot";
     homepage = "https://boot-clj.github.io/";
     license = licenses.epl10;
     platforms = platforms.linux ++ platforms.darwin;
diff --git a/pkgs/development/tools/build-managers/buck/default.nix b/pkgs/development/tools/build-managers/buck/default.nix
index d283e1e321db7..dff44f4cd2405 100644
--- a/pkgs/development/tools/build-managers/buck/default.nix
+++ b/pkgs/development/tools/build-managers/buck/default.nix
@@ -37,6 +37,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://buck.build/";
     description = "A high-performance build tool";
+    mainProgram = "buck";
     maintainers = [ maintainers.jgertm maintainers.marsam ];
     license = licenses.asl20;
     platforms = platforms.all;
diff --git a/pkgs/development/tools/build-managers/build2/bdep.nix b/pkgs/development/tools/build-managers/build2/bdep.nix
index 904217e29d3a2..90a58e4f1b517 100644
--- a/pkgs/development/tools/build-managers/build2/bdep.nix
+++ b/pkgs/development/tools/build-managers/build2/bdep.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "build2 project dependency manager";
+    mainProgram = "bdep";
     # https://build2.org/bdep/doc/bdep.xhtml
     longDescription = ''
       The build2 project dependency manager is used to manage the dependencies
diff --git a/pkgs/development/tools/build-managers/build2/bpkg.nix b/pkgs/development/tools/build-managers/build2/bpkg.nix
index 60b9d820ac2ff..e395322df420f 100644
--- a/pkgs/development/tools/build-managers/build2/bpkg.nix
+++ b/pkgs/development/tools/build-managers/build2/bpkg.nix
@@ -55,6 +55,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "build2 package dependency manager";
+    mainProgram = "bpkg";
     # https://build2.org/bpkg/doc/bpkg.xhtml
     longDescription = ''
       The build2 package dependency manager is used to manipulate build
diff --git a/pkgs/development/tools/build-managers/conan/default.nix b/pkgs/development/tools/build-managers/conan/default.nix
index 7226d4e3340ac..a2f007a0fcf4f 100644
--- a/pkgs/development/tools/build-managers/conan/default.nix
+++ b/pkgs/development/tools/build-managers/conan/default.nix
@@ -107,6 +107,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Decentralized and portable C/C++ package manager";
+    mainProgram = "conan";
     homepage = "https://conan.io";
     changelog = "https://github.com/conan-io/conan/releases/tag/${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/build-managers/dub/default.nix b/pkgs/development/tools/build-managers/dub/default.nix
index 15954c61c15e3..d815a9515dc6e 100644
--- a/pkgs/development/tools/build-managers/dub/default.nix
+++ b/pkgs/development/tools/build-managers/dub/default.nix
@@ -149,6 +149,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Package and build manager for D applications and libraries";
+    mainProgram = "dub";
     homepage = "https://code.dlang.org/";
     license = licenses.mit;
     maintainers = with maintainers; [ jtbx ];
diff --git a/pkgs/development/tools/build-managers/gn/generic.nix b/pkgs/development/tools/build-managers/gn/generic.nix
index bb72e4bb20b4d..d1fac9ecc57db 100644
--- a/pkgs/development/tools/build-managers/gn/generic.nix
+++ b/pkgs/development/tools/build-managers/gn/generic.nix
@@ -53,6 +53,7 @@ in disable-warnings-if-gcc13 (stdenv.mkDerivation {
 
   meta = with lib; {
     description = "A meta-build system that generates build files for Ninja";
+    mainProgram = "gn";
     homepage = "https://gn.googlesource.com/gn";
     license = licenses.bsd3;
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/build-managers/kati/default.nix b/pkgs/development/tools/build-managers/kati/default.nix
index ed5923e74d0af..dba8eb6381fa5 100644
--- a/pkgs/development/tools/build-managers/kati/default.nix
+++ b/pkgs/development/tools/build-managers/kati/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "An experimental GNU make clone";
+    mainProgram = "ckati";
     homepage = "https://github.com/google/kati";
     platforms = platforms.all;
     license = licenses.asl20;
diff --git a/pkgs/development/tools/build-managers/knit/default.nix b/pkgs/development/tools/build-managers/knit/default.nix
index df2898239b789..6a2779cd7136d 100644
--- a/pkgs/development/tools/build-managers/knit/default.nix
+++ b/pkgs/development/tools/build-managers/knit/default.nix
@@ -28,6 +28,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A simple and flexible build tool using Lua, similar to make/mk";
+    mainProgram = "knit";
     homepage = "https://github.com/zyedidia/knit";
     changelog = "https://github.com/zyedidia/knit/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/build-managers/mage/default.nix b/pkgs/development/tools/build-managers/mage/default.nix
index 2fdf1418f8ff8..066bbef7d6262 100644
--- a/pkgs/development/tools/build-managers/mage/default.nix
+++ b/pkgs/development/tools/build-managers/mage/default.nix
@@ -23,6 +23,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A Make/Rake-like Build Tool Using Go";
+    mainProgram = "mage";
     homepage = "https://magefile.org/";
     license = licenses.asl20;
     maintainers = with maintainers; [ swdunlop ];
diff --git a/pkgs/development/tools/build-managers/mill/default.nix b/pkgs/development/tools/build-managers/mill/default.nix
index 4afc58bff65f4..fc071b7e21224 100644
--- a/pkgs/development/tools/build-managers/mill/default.nix
+++ b/pkgs/development/tools/build-managers/mill/default.nix
@@ -39,6 +39,7 @@ stdenv.mkDerivation rec {
     homepage = "https://com-lihaoyi.github.io/mill/";
     license = licenses.mit;
     description = "A build tool for Scala, Java and more";
+    mainProgram = "mill";
     longDescription = ''
       Mill is a build tool borrowing ideas from modern tools like Bazel, to let you build
       your projects in a way that's simple, fast, and predictable. Mill has built in
diff --git a/pkgs/development/tools/build-managers/moon/default.nix b/pkgs/development/tools/build-managers/moon/default.nix
index aa084d46ae73f..949b405b9923d 100644
--- a/pkgs/development/tools/build-managers/moon/default.nix
+++ b/pkgs/development/tools/build-managers/moon/default.nix
@@ -37,6 +37,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A task runner and repo management tool for the web ecosystem, written in Rust";
+    mainProgram = "moon";
     homepage = "https://github.com/moonrepo/moon";
     license = licenses.mit;
     maintainers = with maintainers; [ flemzord ];
diff --git a/pkgs/development/tools/build-managers/msbuild/default.nix b/pkgs/development/tools/build-managers/msbuild/default.nix
index 1b561470af79d..1f5261649b855 100644
--- a/pkgs/development/tools/build-managers/msbuild/default.nix
+++ b/pkgs/development/tools/build-managers/msbuild/default.nix
@@ -150,6 +150,7 @@ EOF
 
   meta = with lib; {
     description = "Mono version of Microsoft Build Engine, the build platform for .NET, and Visual Studio";
+    mainProgram = "msbuild";
     homepage = "https://github.com/mono/msbuild";
     sourceProvenance = with sourceTypes; [
       fromSource
diff --git a/pkgs/development/tools/build-managers/ninja/default.nix b/pkgs/development/tools/build-managers/ninja/default.nix
index 7c2c79bf9e92a..3402bcfca625f 100644
--- a/pkgs/development/tools/build-managers/ninja/default.nix
+++ b/pkgs/development/tools/build-managers/ninja/default.nix
@@ -93,6 +93,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Small build system with a focus on speed";
+    mainProgram = "ninja";
     longDescription = ''
       Ninja is a small build system with a focus on speed. It differs from
       other build systems in two major respects: it is designed to have its
diff --git a/pkgs/development/tools/build-managers/rebar/default.nix b/pkgs/development/tools/build-managers/rebar/default.nix
index 2bdafa5fcfb09..b73553466cbb8 100644
--- a/pkgs/development/tools/build-managers/rebar/default.nix
+++ b/pkgs/development/tools/build-managers/rebar/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://github.com/rebar/rebar";
     description = "Erlang build tool that makes it easy to compile and test Erlang applications, port drivers and releases";
+    mainProgram = "rebar";
 
     longDescription = ''
       rebar is a self-contained Erlang script, so it's easy to
diff --git a/pkgs/development/tools/build-managers/rebar3/default.nix b/pkgs/development/tools/build-managers/rebar3/default.nix
index b39a9537ee4cf..0dd651a9d3f0c 100644
--- a/pkgs/development/tools/build-managers/rebar3/default.nix
+++ b/pkgs/development/tools/build-managers/rebar3/default.nix
@@ -53,6 +53,7 @@ let
     meta = {
       homepage = "https://github.com/rebar/rebar3";
       description = "Erlang build tool that makes it easy to compile and test Erlang applications, port drivers and releases";
+      mainProgram = "rebar3";
 
       longDescription = ''
         rebar is a self-contained Erlang script, so it's easy to distribute or
diff --git a/pkgs/development/tools/build-managers/remake/default.nix b/pkgs/development/tools/build-managers/remake/default.nix
index f2589c1e75c63..886034e4a270c 100644
--- a/pkgs/development/tools/build-managers/remake/default.nix
+++ b/pkgs/development/tools/build-managers/remake/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
     homepage = "https://bashdb.sourceforge.net/remake/";
     license = lib.licenses.gpl3Plus;
     description = "GNU Make with comprehensible tracing and a debugger";
+    mainProgram = "remake";
     platforms = with lib.platforms; linux ++ darwin;
     maintainers = with lib.maintainers; [ bjornfor shamilton ];
   };
diff --git a/pkgs/development/tools/build-managers/scala-cli/default.nix b/pkgs/development/tools/build-managers/scala-cli/default.nix
index 293607bf3d6b9..5e2058899393c 100644
--- a/pkgs/development/tools/build-managers/scala-cli/default.nix
+++ b/pkgs/development/tools/build-managers/scala-cli/default.nix
@@ -74,6 +74,7 @@ stdenv.mkDerivation {
     sourceProvenance = with sourceTypes; [ binaryNativeCode ];
     license = licenses.asl20;
     description = "Command-line tool to interact with the Scala language";
+    mainProgram = "scala-cli";
     maintainers = [ maintainers.kubukoz ];
     inherit platforms;
   };
diff --git a/pkgs/development/tools/build-managers/shards/default.nix b/pkgs/development/tools/build-managers/shards/default.nix
index 721a70d22457c..94e0bc9a27847 100644
--- a/pkgs/development/tools/build-managers/shards/default.nix
+++ b/pkgs/development/tools/build-managers/shards/default.nix
@@ -28,6 +28,7 @@ let
 
       meta = with lib; {
         description = "Dependency manager for the Crystal language";
+        mainProgram = "shards";
         license = licenses.asl20;
         maintainers = with maintainers; [ peterhoeg ];
         inherit (crystal.meta) homepage platforms;
diff --git a/pkgs/development/tools/buildah/default.nix b/pkgs/development/tools/buildah/default.nix
index f8f9a6b1decfa..d91b5b24343f6 100644
--- a/pkgs/development/tools/buildah/default.nix
+++ b/pkgs/development/tools/buildah/default.nix
@@ -70,6 +70,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A tool which facilitates building OCI images";
+    mainProgram = "buildah";
     homepage = "https://buildah.io/";
     changelog = "https://github.com/containers/buildah/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/buildpack/default.nix b/pkgs/development/tools/buildpack/default.nix
index f097695c69e18..d2eb4cc531c51 100644
--- a/pkgs/development/tools/buildpack/default.nix
+++ b/pkgs/development/tools/buildpack/default.nix
@@ -30,6 +30,7 @@ buildGoModule rec {
     homepage = "https://buildpacks.io/";
     changelog = "https://github.com/buildpacks/pack/releases/tag/v${version}";
     description = "CLI for building apps using Cloud Native Buildpacks";
+    mainProgram = "pack";
     license = licenses.asl20;
     maintainers = [ maintainers.marsam ];
   };
diff --git a/pkgs/development/tools/bundletool/default.nix b/pkgs/development/tools/bundletool/default.nix
index 56c3a72ea7f14..46aa9902e7179 100644
--- a/pkgs/development/tools/bundletool/default.nix
+++ b/pkgs/development/tools/bundletool/default.nix
@@ -21,6 +21,7 @@ stdenvNoCC.mkDerivation rec {
 
   meta = with lib; {
     description = "Command-line tool to manipulate Android App Bundles";
+    mainProgram = "bundletool";
     homepage = "https://developer.android.com/studio/command-line/bundletool";
     changelog = "https://github.com/google/bundletool/releases/tag/${version}";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
diff --git a/pkgs/development/tools/butane/default.nix b/pkgs/development/tools/butane/default.nix
index 4e9dc2d59dc14..3c13c8971af80 100644
--- a/pkgs/development/tools/butane/default.nix
+++ b/pkgs/development/tools/butane/default.nix
@@ -27,6 +27,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Translates human-readable Butane configs into machine-readable Ignition configs";
+    mainProgram = "butane";
     license = licenses.asl20;
     homepage = "https://github.com/coreos/butane";
     maintainers = with maintainers; [ elijahcaine ruuda ];
diff --git a/pkgs/development/tools/cambalache/default.nix b/pkgs/development/tools/cambalache/default.nix
index a6918b0476e4d..757ab10583a77 100644
--- a/pkgs/development/tools/cambalache/default.nix
+++ b/pkgs/development/tools/cambalache/default.nix
@@ -95,6 +95,7 @@ python3.pkgs.buildPythonApplication rec {
   meta = with lib; {
     homepage = "https://gitlab.gnome.org/jpu/cambalache";
     description = "RAD tool for GTK 4 and 3 with data model first philosophy";
+    mainProgram = "cambalache";
     maintainers = teams.gnome.members;
     license = with licenses; [
       lgpl21Only # Cambalache
diff --git a/pkgs/development/tools/capnproto-java/default.nix b/pkgs/development/tools/capnproto-java/default.nix
index b96aa44a779cd..fa59a5ad2abf5 100644
--- a/pkgs/development/tools/capnproto-java/default.nix
+++ b/pkgs/development/tools/capnproto-java/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Cap'n Proto codegen plugin for Java";
+    mainProgram = "capnpc-java";
     longDescription = "Only includes compiler plugin, the Java runtime/library that the generated code will link to must be built separately with Maven.";
     homepage = "https://dwrensha.github.io/capnproto-java/index.html";
     license = licenses.mit;
diff --git a/pkgs/development/tools/castxml/default.nix b/pkgs/development/tools/castxml/default.nix
index 1a7c15d9a963f..0547df5d4cc50 100644
--- a/pkgs/development/tools/castxml/default.nix
+++ b/pkgs/development/tools/castxml/default.nix
@@ -64,6 +64,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = with lib; {
     homepage = "https://github.com/CastXML/CastXML";
     description = "C-family Abstract Syntax Tree XML Output";
+    mainProgram = "castxml";
     license = licenses.asl20;
     maintainers = with maintainers; [ AndersonTorres ];
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/cbfmt/default.nix b/pkgs/development/tools/cbfmt/default.nix
index 17340d7a7a760..f8ff35d4bc1d5 100644
--- a/pkgs/development/tools/cbfmt/default.nix
+++ b/pkgs/development/tools/cbfmt/default.nix
@@ -22,6 +22,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool to format codeblocks inside markdown and org documents";
+    mainProgram = "cbfmt";
     homepage = "https://github.com/lukas-reineke/cbfmt";
     license = licenses.mit;
     maintainers = [ maintainers.stehessel ];
diff --git a/pkgs/development/tools/cdecrypt/default.nix b/pkgs/development/tools/cdecrypt/default.nix
index bcbe34c886c1f..9f742a34a002e 100644
--- a/pkgs/development/tools/cdecrypt/default.nix
+++ b/pkgs/development/tools/cdecrypt/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A utility that decrypts Wii U NUS content files";
+    mainProgram = "cdecrypt";
     homepage = "https://github.com/VitaSmith/cdecrypt";
     changelog = "https://github.com/VitaSmith/cdecrypt/releases/tag/v${version}";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/tools/changie/default.nix b/pkgs/development/tools/changie/default.nix
index bd52641f2be5d..a4050744f09aa 100644
--- a/pkgs/development/tools/changie/default.nix
+++ b/pkgs/development/tools/changie/default.nix
@@ -32,6 +32,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Automated changelog tool for preparing releases with lots of customization options";
+    mainProgram = "changie";
     homepage = "https://changie.dev";
     changelog = "https://github.com/miniscruff/changie/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/check-jsonschema/default.nix b/pkgs/development/tools/check-jsonschema/default.nix
index 54b6b8926bf13..06a0abbf55625 100644
--- a/pkgs/development/tools/check-jsonschema/default.nix
+++ b/pkgs/development/tools/check-jsonschema/default.nix
@@ -41,6 +41,7 @@ buildPythonApplication rec {
 
   meta = with lib; {
     description = "A jsonschema CLI and pre-commit hook";
+    mainProgram = "check-jsonschema";
     homepage = "https://github.com/python-jsonschema/check-jsonschema";
     changelog = "https://github.com/python-jsonschema/check-jsonschema/blob/${version}/CHANGELOG.rst";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/checkmake/default.nix b/pkgs/development/tools/checkmake/default.nix
index f25a825e37d9e..8e4d4c326141e 100644
--- a/pkgs/development/tools/checkmake/default.nix
+++ b/pkgs/development/tools/checkmake/default.nix
@@ -48,6 +48,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Experimental tool for linting and checking Makefiles";
+    mainProgram = "checkmake";
     homepage = "https://github.com/mrtazz/checkmake";
     changelog = "https://github.com/mrtazz/checkmake/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/checkmate/default.nix b/pkgs/development/tools/checkmate/default.nix
index 82fb04f344b05..ca036f967661c 100644
--- a/pkgs/development/tools/checkmate/default.nix
+++ b/pkgs/development/tools/checkmate/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Pluggable code security analysis tool";
+    mainProgram = "checkmate";
     homepage = "https://github.com/adedayo/checkmate";
     changelog = "https://github.com/adedayo/checkmate/releases/tag/v${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/tools/chit/default.nix b/pkgs/development/tools/chit/default.nix
index 5abc6e49aa0e8..d3f0ffa2e3b56 100644
--- a/pkgs/development/tools/chit/default.nix
+++ b/pkgs/development/tools/chit/default.nix
@@ -37,6 +37,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Crate help in terminal: A tool for looking up details about rust crates without going to crates.io";
+    mainProgram = "chit";
     longDescription = ''
       Chit helps answer these questions:
 
diff --git a/pkgs/development/tools/circup/default.nix b/pkgs/development/tools/circup/default.nix
index b6aa75a36fc8c..e63e0d06ea14c 100644
--- a/pkgs/development/tools/circup/default.nix
+++ b/pkgs/development/tools/circup/default.nix
@@ -48,6 +48,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "CircuitPython library updater";
+    mainProgram = "circup";
     homepage = "https://github.com/adafruit/circup";
     changelog = "https://github.com/adafruit/circup/releases/tag/${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/tools/clickable/default.nix b/pkgs/development/tools/clickable/default.nix
index dfbac9aac0bab..82a276f9aff0e 100644
--- a/pkgs/development/tools/clickable/default.nix
+++ b/pkgs/development/tools/clickable/default.nix
@@ -76,6 +76,7 @@ buildPythonPackage rec {
 
   meta = {
     description = "A build system for Ubuntu Touch apps";
+    mainProgram = "clickable";
     homepage = "https://clickable-ut.dev";
     changelog = "https://clickable-ut.dev/en/latest/changelog.html";
     license = lib.licenses.gpl3Only;
diff --git a/pkgs/development/tools/cloud-nuke/default.nix b/pkgs/development/tools/cloud-nuke/default.nix
index fb1be734830a6..0891cbd57f15e 100644
--- a/pkgs/development/tools/cloud-nuke/default.nix
+++ b/pkgs/development/tools/cloud-nuke/default.nix
@@ -36,6 +36,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/gruntwork-io/cloud-nuke";
     description = "A tool for cleaning up your cloud accounts by nuking (deleting) all resources within it";
+    mainProgram = "cloud-nuke";
     changelog = "https://github.com/gruntwork-io/cloud-nuke/releases/tag/v${version}";
     license = licenses.mit;
     maintainers = with maintainers; [ marsam ];
diff --git a/pkgs/development/tools/cloudsmith-cli/default.nix b/pkgs/development/tools/cloudsmith-cli/default.nix
index 48952c0616fbe..58c01f7078a37 100644
--- a/pkgs/development/tools/cloudsmith-cli/default.nix
+++ b/pkgs/development/tools/cloudsmith-cli/default.nix
@@ -40,6 +40,7 @@ python3.pkgs.buildPythonApplication rec {
   meta = with lib; {
     homepage = "https://help.cloudsmith.io/docs/cli/";
     description = "Cloudsmith Command Line Interface";
+    mainProgram = "cloudsmith";
     changelog = "https://github.com/cloudsmith-io/cloudsmith-cli/blob/v${version}/CHANGELOG.md";
     maintainers = with maintainers; [ ];
     license = licenses.asl20;
diff --git a/pkgs/development/tools/cobra-cli/default.nix b/pkgs/development/tools/cobra-cli/default.nix
index 5d123a046dc56..d94ef657d7414 100644
--- a/pkgs/development/tools/cobra-cli/default.nix
+++ b/pkgs/development/tools/cobra-cli/default.nix
@@ -31,6 +31,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Cobra CLI tool to generate applications and commands";
+    mainProgram = "cobra-cli";
     homepage = "https://github.com/spf13/cobra-cli/";
     changelog = "https://github.com/spf13/cobra-cli/releases/tag/${version}";
     license = licenses.afl20;
diff --git a/pkgs/development/tools/cocogitto/default.nix b/pkgs/development/tools/cocogitto/default.nix
index 4bfa0f11cac9c..e193ce4e09414 100644
--- a/pkgs/development/tools/cocogitto/default.nix
+++ b/pkgs/development/tools/cocogitto/default.nix
@@ -30,6 +30,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A set of cli tools for the conventional commit and semver specifications";
+    mainProgram = "cog";
     homepage = "https://github.com/oknozor/cocogitto";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/tools/code-maat/default.nix b/pkgs/development/tools/code-maat/default.nix
index 4d7be6c4b0612..c5aa3c0b5d842 100644
--- a/pkgs/development/tools/code-maat/default.nix
+++ b/pkgs/development/tools/code-maat/default.nix
@@ -37,6 +37,7 @@ stdenvNoCC.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "A command line tool to mine and analyze data from version-control systems";
+    mainProgram = "code-maat";
     homepage = "https://github.com/adamtornhill/code-maat";
     platforms = platforms.unix;
     license = licenses.gpl3;
diff --git a/pkgs/development/tools/codeowners/default.nix b/pkgs/development/tools/codeowners/default.nix
index 186b8b4fdb737..3a92def28895d 100644
--- a/pkgs/development/tools/codeowners/default.nix
+++ b/pkgs/development/tools/codeowners/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A CLI and Go library for Github's CODEOWNERS file";
+    mainProgram = "codeowners";
     homepage = "https://github.com/hmarr/codeowners";
     license = licenses.mit;
     maintainers = with maintainers; [ yorickvp ];
diff --git a/pkgs/development/tools/codespell/default.nix b/pkgs/development/tools/codespell/default.nix
index 158e0971e633b..e76a980f7427c 100644
--- a/pkgs/development/tools/codespell/default.nix
+++ b/pkgs/development/tools/codespell/default.nix
@@ -48,6 +48,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Fix common misspellings in source code";
+    mainProgram = "codespell";
     homepage = "https://github.com/codespell-project/codespell";
     license = with licenses; [ gpl2Only cc-by-sa-30 ];
     maintainers = with maintainers; [ johnazoidberg SuperSandro2000 ];
diff --git a/pkgs/development/tools/comby/default.nix b/pkgs/development/tools/comby/default.nix
index ac2d36c92391f..f6f7357c1557b 100644
--- a/pkgs/development/tools/comby/default.nix
+++ b/pkgs/development/tools/comby/default.nix
@@ -47,6 +47,7 @@ let
 
       meta = {
         description = "Tool for searching and changing code structure";
+        mainProgram = "comby";
         license = lib.licenses.asl20;
         homepage = "https://comby.dev";
       };
diff --git a/pkgs/development/tools/conftest/default.nix b/pkgs/development/tools/conftest/default.nix
index 2f1386e9d5af7..da3c2cc54f72d 100644
--- a/pkgs/development/tools/conftest/default.nix
+++ b/pkgs/development/tools/conftest/default.nix
@@ -45,6 +45,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Write tests against structured configuration data";
+    mainProgram = "conftest";
     downloadPage = "https://github.com/open-policy-agent/conftest";
     homepage = "https://www.conftest.dev";
     changelog = "https://github.com/open-policy-agent/conftest/releases/tag/v${version}";
diff --git a/pkgs/development/tools/continuous-integration/buildkite-test-collector-rust/default.nix b/pkgs/development/tools/continuous-integration/buildkite-test-collector-rust/default.nix
index 7f1e6c55f5fac..bae57ea74d79e 100644
--- a/pkgs/development/tools/continuous-integration/buildkite-test-collector-rust/default.nix
+++ b/pkgs/development/tools/continuous-integration/buildkite-test-collector-rust/default.nix
@@ -24,6 +24,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Rust adapter for Buildkite Test Analytics";
+    mainProgram = "buildkite-test-collector";
     homepage = "https://buildkite.com/test-analytics";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ jfroche ];
diff --git a/pkgs/development/tools/continuous-integration/drone/default.nix b/pkgs/development/tools/continuous-integration/drone/default.nix
index 29a593acc306a..1c85e501e6b0b 100644
--- a/pkgs/development/tools/continuous-integration/drone/default.nix
+++ b/pkgs/development/tools/continuous-integration/drone/default.nix
@@ -23,6 +23,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Continuous Integration platform built on container technology";
+    mainProgram = "drone-server";
     homepage = "https://github.com/harness/drone";
     maintainers = with maintainers; [ elohmeier vdemeester techknowlogick ];
     license = with licenses; if enableUnfree then unfreeRedistributable else asl20;
diff --git a/pkgs/development/tools/continuous-integration/fly/default.nix b/pkgs/development/tools/continuous-integration/fly/default.nix
index f53b0810f6f77..42aa1e5ab71d8 100644
--- a/pkgs/development/tools/continuous-integration/fly/default.nix
+++ b/pkgs/development/tools/continuous-integration/fly/default.nix
@@ -32,6 +32,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Command line interface to Concourse CI";
+    mainProgram = "fly";
     homepage = "https://concourse-ci.org";
     license = licenses.asl20;
     maintainers = with maintainers; [ ivanbrennan SuperSandro2000 ];
diff --git a/pkgs/development/tools/cotton/default.nix b/pkgs/development/tools/cotton/default.nix
index 57b4ef0205818..1fce291cc4b59 100644
--- a/pkgs/development/tools/cotton/default.nix
+++ b/pkgs/development/tools/cotton/default.nix
@@ -28,6 +28,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A package manager for JavaScript projects";
+    mainProgram = "cotton";
     homepage = "https://github.com/danielhuang/cotton";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ dit7ya figsoda ];
diff --git a/pkgs/development/tools/coursier/default.nix b/pkgs/development/tools/coursier/default.nix
index 01a37c78c1707..7c4c9e936caec 100644
--- a/pkgs/development/tools/coursier/default.nix
+++ b/pkgs/development/tools/coursier/default.nix
@@ -49,6 +49,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://get-coursier.io/";
     description = "Scala library to fetch dependencies from Maven / Ivy repositories";
+    mainProgram = "cs";
     license = licenses.asl20;
     maintainers = with maintainers; [ adelbertc nequissimus ];
     platforms = platforms.all;
diff --git a/pkgs/development/tools/cppclean/default.nix b/pkgs/development/tools/cppclean/default.nix
index 460d7cddb83d8..d48e21fffb5da 100644
--- a/pkgs/development/tools/cppclean/default.nix
+++ b/pkgs/development/tools/cppclean/default.nix
@@ -23,6 +23,7 @@ buildPythonApplication rec {
 
   meta = with lib; {
     description = "Finds problems in C++ source that slow development of large code bases";
+    mainProgram = "cppclean";
     homepage    = "https://github.com/myint/cppclean";
     license     = licenses.asl20;
     maintainers = with maintainers; [ nthorne ];
diff --git a/pkgs/development/tools/crd2pulumi/default.nix b/pkgs/development/tools/crd2pulumi/default.nix
index b2f43c954b1c2..aacf306008050 100644
--- a/pkgs/development/tools/crd2pulumi/default.nix
+++ b/pkgs/development/tools/crd2pulumi/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Generate typed CustomResources from a Kubernetes CustomResourceDefinition";
+    mainProgram = "crd2pulumi";
     homepage = "https://github.com/pulumi/crd2pulumi";
     license = licenses.asl20;
     maintainers = with maintainers; [ flokli ];
diff --git a/pkgs/development/tools/csvq/default.nix b/pkgs/development/tools/csvq/default.nix
index d8438b85b8154..74121fa83219f 100644
--- a/pkgs/development/tools/csvq/default.nix
+++ b/pkgs/development/tools/csvq/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "SQL-like query language for CSV";
+    mainProgram = "csvq";
     homepage = "https://mithrandie.github.io/csvq/";
     changelog = "https://github.com/mithrandie/csvq/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/cue/default.nix b/pkgs/development/tools/cue/default.nix
index ad89197fcf649..9ff5cc631b1f1 100644
--- a/pkgs/development/tools/cue/default.nix
+++ b/pkgs/development/tools/cue/default.nix
@@ -45,6 +45,7 @@ buildGoModule rec {
 
   meta = with lib;  {
     description = "A data constraint language which aims to simplify tasks involving defining and using data";
+    mainProgram = "cue";
     homepage = "https://cuelang.org/";
     license = lib.licenses.asl20;
     maintainers = with maintainers; [ aaronjheng ];
diff --git a/pkgs/development/tools/cuelsp/default.nix b/pkgs/development/tools/cuelsp/default.nix
index 719c0bed271c3..b7a269843b352 100644
--- a/pkgs/development/tools/cuelsp/default.nix
+++ b/pkgs/development/tools/cuelsp/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Language Server implementation for CUE, with built-in support for Dagger";
+    mainProgram = "cuelsp";
     homepage = "https://github.com/dagger/cuelsp";
     license = licenses.asl20;
     maintainers = with maintainers; [ sagikazarmark ];
diff --git a/pkgs/development/tools/dapper/default.nix b/pkgs/development/tools/dapper/default.nix
index c2b6066f61bd0..5e141bfee8525 100644
--- a/pkgs/development/tools/dapper/default.nix
+++ b/pkgs/development/tools/dapper/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Docker build wrapper";
+    mainProgram = "dapper";
     homepage = "https://github.com/rancher/dapper";
     license = licenses.asl20;
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/darklua/default.nix b/pkgs/development/tools/darklua/default.nix
index 4cea370a6f1ef..adcce178dfef1 100644
--- a/pkgs/development/tools/darklua/default.nix
+++ b/pkgs/development/tools/darklua/default.nix
@@ -30,6 +30,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A command line tool that transforms Lua code";
+    mainProgram = "darklua";
     homepage = "https://darklua.com";
     changelog = "https://github.com/seaofvoices/darklua/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/database/apgdiff/default.nix b/pkgs/development/tools/database/apgdiff/default.nix
index d96e3dbd99d04..2aa53fbabd293 100644
--- a/pkgs/development/tools/database/apgdiff/default.nix
+++ b/pkgs/development/tools/database/apgdiff/default.nix
@@ -26,6 +26,7 @@ stdenvNoCC.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Another PostgreSQL diff tool";
+    mainProgram = "apgdiff";
     homepage = "https://apgdiff.com";
     license = licenses.mit;
     inherit (jre.meta) platforms;
diff --git a/pkgs/development/tools/database/clickhouse-backup/default.nix b/pkgs/development/tools/database/clickhouse-backup/default.nix
index 58a305d388861..18e12b6130416 100644
--- a/pkgs/development/tools/database/clickhouse-backup/default.nix
+++ b/pkgs/development/tools/database/clickhouse-backup/default.nix
@@ -32,6 +32,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Tool for easy ClickHouse backup and restore with cloud storages support";
+    mainProgram = "clickhouse-backup";
     homepage = "https://github.com/AlexAkulov/clickhouse-backup";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/tools/database/dbmate/default.nix b/pkgs/development/tools/database/dbmate/default.nix
index 8ecc6b22fbda3..e7d5be602cdcd 100644
--- a/pkgs/development/tools/database/dbmate/default.nix
+++ b/pkgs/development/tools/database/dbmate/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Database migration tool";
+    mainProgram = "dbmate";
     homepage = "https://github.com/amacneil/dbmate";
     changelog = "https://github.com/amacneil/dbmate/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/database/dynein/default.nix b/pkgs/development/tools/database/dynein/default.nix
index af88654101c2a..618ca16417db9 100644
--- a/pkgs/development/tools/database/dynein/default.nix
+++ b/pkgs/development/tools/database/dynein/default.nix
@@ -40,6 +40,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "DynamoDB CLI written in Rust";
+    mainProgram = "dy";
     homepage = "https://github.com/awslabs/dynein";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/database/liquibase/default.nix b/pkgs/development/tools/database/liquibase/default.nix
index bd6b373049872..94f0d4c79fce9 100644
--- a/pkgs/development/tools/database/liquibase/default.nix
+++ b/pkgs/development/tools/database/liquibase/default.nix
@@ -87,6 +87,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Version Control for your database";
+    mainProgram = "liquibase";
     homepage = "https://www.liquibase.org/";
     changelog = "https://raw.githubusercontent.com/liquibase/liquibase/v${version}/changelog.txt";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
diff --git a/pkgs/development/tools/database/litecli/default.nix b/pkgs/development/tools/database/litecli/default.nix
index 2cda1e05c609e..6b6125992b582 100644
--- a/pkgs/development/tools/database/litecli/default.nix
+++ b/pkgs/development/tools/database/litecli/default.nix
@@ -35,6 +35,7 @@ python3Packages.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Command-line interface for SQLite";
+    mainProgram = "litecli";
     longDescription = ''
       A command-line client for SQLite databases that has auto-completion and syntax highlighting.
     '';
diff --git a/pkgs/development/tools/database/litestream/default.nix b/pkgs/development/tools/database/litestream/default.nix
index 27b37eff489b2..fa47959a333cb 100644
--- a/pkgs/development/tools/database/litestream/default.nix
+++ b/pkgs/development/tools/database/litestream/default.nix
@@ -23,6 +23,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Streaming replication for SQLite";
+    mainProgram = "litestream";
     license = licenses.asl20;
     homepage = "https://litestream.io/";
     maintainers = with maintainers; [ fbrs ];
diff --git a/pkgs/development/tools/database/mermerd/default.nix b/pkgs/development/tools/database/mermerd/default.nix
index 90f274d66113d..7331f5f61750d 100644
--- a/pkgs/development/tools/database/mermerd/default.nix
+++ b/pkgs/development/tools/database/mermerd/default.nix
@@ -37,6 +37,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Create Mermaid-Js ERD diagrams from existing tables";
+    mainProgram = "mermerd";
     homepage = "https://github.com/KarnerTh/mermerd";
     changelog = "https://github.com/KarnerTh/mermerd/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/database/movine/default.nix b/pkgs/development/tools/database/movine/default.nix
index a0342bcfc0a44..6aba244be3ace 100644
--- a/pkgs/development/tools/database/movine/default.nix
+++ b/pkgs/development/tools/database/movine/default.nix
@@ -30,6 +30,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A migration manager written in Rust, that attempts to be smart yet minimal";
+    mainProgram = "movine";
     homepage = "https://github.com/byronwasti/movine";
     license = licenses.mit;
     longDescription = ''
diff --git a/pkgs/development/tools/database/pg_activity/default.nix b/pkgs/development/tools/database/pg_activity/default.nix
index 32fdeae69e2f7..4fa280942dd29 100644
--- a/pkgs/development/tools/database/pg_activity/default.nix
+++ b/pkgs/development/tools/database/pg_activity/default.nix
@@ -24,6 +24,7 @@ python3Packages.buildPythonApplication rec {
 
   meta = with lib; {
     description = "A top like application for PostgreSQL server activity monitoring";
+    mainProgram = "pg_activity";
     homepage = "https://github.com/dalibo/pg_activity";
     license = licenses.postgresql;
     maintainers = with maintainers; [ mausch ];
diff --git a/pkgs/development/tools/database/replibyte/default.nix b/pkgs/development/tools/database/replibyte/default.nix
index 6e61d6682e2f2..4437e4738e161 100644
--- a/pkgs/development/tools/database/replibyte/default.nix
+++ b/pkgs/development/tools/database/replibyte/default.nix
@@ -40,6 +40,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Seed your development database with real data";
+    mainProgram = "replibyte";
     homepage = "https://github.com/Qovery/replibyte";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ dit7ya ];
diff --git a/pkgs/development/tools/database/schemaspy/default.nix b/pkgs/development/tools/database/schemaspy/default.nix
index 6847b9aa20a78..5e07beaff6f7d 100644
--- a/pkgs/development/tools/database/schemaspy/default.nix
+++ b/pkgs/development/tools/database/schemaspy/default.nix
@@ -59,6 +59,7 @@ maven.buildMavenPackage rec {
   meta = with lib; {
     homepage = "https://schemaspy.org";
     description = "Document your database simply and easily";
+    mainProgram = "schemaspy";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ jraygauthier ];
   };
diff --git a/pkgs/development/tools/database/shmig/default.nix b/pkgs/development/tools/database/shmig/default.nix
index 5bb023931388b..3e7e640c88b59 100644
--- a/pkgs/development/tools/database/shmig/default.nix
+++ b/pkgs/development/tools/database/shmig/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Minimalistic database migration tool with MySQL, PostgreSQL and SQLite support";
+    mainProgram = "shmig";
     homepage = "https://github.com/mbucc/shmig";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/tools/database/sqlboiler-crdb/default.nix b/pkgs/development/tools/database/sqlboiler-crdb/default.nix
index 559c8f2775810..df439bce808ee 100644
--- a/pkgs/development/tools/database/sqlboiler-crdb/default.nix
+++ b/pkgs/development/tools/database/sqlboiler-crdb/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "CockroachDB generator for usage with SQLBoiler";
+    mainProgram = "sqlboiler-crdb";
     homepage = "https://github.com/glerchundi/sqlboiler-crdb/";
     maintainers = with maintainers; [ dgollings ];
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/database/sqlc/default.nix b/pkgs/development/tools/database/sqlc/default.nix
index 8908d27ad0002..68e75f6025498 100644
--- a/pkgs/development/tools/database/sqlc/default.nix
+++ b/pkgs/development/tools/database/sqlc/default.nix
@@ -21,6 +21,7 @@ buildGoModule {
 
   meta = {
     description = "Generate type-safe code from SQL";
+    mainProgram = "sqlc";
     homepage = "https://sqlc.dev/";
     license = lib.licenses.mit;
     maintainers = [ lib.maintainers.adisbladis ];
diff --git a/pkgs/development/tools/database/sqlcheck/default.nix b/pkgs/development/tools/database/sqlcheck/default.nix
index 28f8b174cbc77..54faf9f993d0e 100644
--- a/pkgs/development/tools/database/sqlcheck/default.nix
+++ b/pkgs/development/tools/database/sqlcheck/default.nix
@@ -29,6 +29,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     inherit (src.meta) homepage;
     description = "Automatically identify anti-patterns in SQL queries";
+    mainProgram = "sqlcheck";
     license = licenses.asl20;
     platforms = platforms.all;
     maintainers = [ maintainers.marsam ];
diff --git a/pkgs/development/tools/database/sqlcmd/default.nix b/pkgs/development/tools/database/sqlcmd/default.nix
index 956a28a0d9766..c11475a3caa48 100644
--- a/pkgs/development/tools/database/sqlcmd/default.nix
+++ b/pkgs/development/tools/database/sqlcmd/default.nix
@@ -47,6 +47,7 @@ buildGoModule rec {
 
   meta = {
     description = "A command line tool for working with Microsoft SQL Server, Azure SQL Database, and Azure Synapse";
+    mainProgram = "sqlcmd";
     homepage = "https://github.com/microsoft/go-sqlcmd";
     changelog = "https://github.com/microsoft/go-sqlcmd/releases/tag/v${version}";
     license = lib.licenses.mit;
diff --git a/pkgs/development/tools/database/sqlfluff/default.nix b/pkgs/development/tools/database/sqlfluff/default.nix
index 89ae63369ff4f..7251689ade4ca 100644
--- a/pkgs/development/tools/database/sqlfluff/default.nix
+++ b/pkgs/development/tools/database/sqlfluff/default.nix
@@ -63,6 +63,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "SQL linter and auto-formatter";
+    mainProgram = "sqlfluff";
     homepage = "https://www.sqlfluff.com/";
     changelog = "https://github.com/sqlfluff/sqlfluff/blob/${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/tools/database/sqlite-web/default.nix b/pkgs/development/tools/database/sqlite-web/default.nix
index 01c4712440ca3..dc5960fd9ee2c 100644
--- a/pkgs/development/tools/database/sqlite-web/default.nix
+++ b/pkgs/development/tools/database/sqlite-web/default.nix
@@ -19,6 +19,7 @@ python3Packages.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Web-based SQLite database browser";
+    mainProgram = "sqlite_web";
     homepage = "https://github.com/coleifer/sqlite-web";
     license = licenses.mit;
     maintainers = [ maintainers.costrouc ];
diff --git a/pkgs/development/tools/database/sqlitebrowser/default.nix b/pkgs/development/tools/database/sqlitebrowser/default.nix
index aa5e2d8f6e0e4..a622d3481ce2e 100644
--- a/pkgs/development/tools/database/sqlitebrowser/default.nix
+++ b/pkgs/development/tools/database/sqlitebrowser/default.nix
@@ -27,6 +27,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "DB Browser for SQLite";
+    mainProgram = "sqlitebrowser";
     homepage = "https://sqlitebrowser.org/";
     license = licenses.gpl3;
     maintainers = with maintainers; [ peterhoeg ];
diff --git a/pkgs/development/tools/database/squirrel-sql/default.nix b/pkgs/development/tools/database/squirrel-sql/default.nix
index 2d0795dee76b6..bd23f523276ac 100644
--- a/pkgs/development/tools/database/squirrel-sql/default.nix
+++ b/pkgs/development/tools/database/squirrel-sql/default.nix
@@ -69,6 +69,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Universal SQL Client";
+    mainProgram = "squirrel-sql";
     homepage = "http://squirrel-sql.sourceforge.net/";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
     license = licenses.lgpl21Plus;
diff --git a/pkgs/development/tools/database/timescaledb-parallel-copy/default.nix b/pkgs/development/tools/database/timescaledb-parallel-copy/default.nix
index 24c4aeb8538af..37bad3e03d63a 100644
--- a/pkgs/development/tools/database/timescaledb-parallel-copy/default.nix
+++ b/pkgs/development/tools/database/timescaledb-parallel-copy/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Bulk, parallel insert of CSV records into PostgreSQL";
+    mainProgram = "timescaledb-parallel-copy";
     homepage = "https://github.com/timescale/timescaledb-parallel-copy";
     license = licenses.asl20;
     maintainers = with maintainers; [ thoughtpolice ];
diff --git a/pkgs/development/tools/database/timescaledb-tune/default.nix b/pkgs/development/tools/database/timescaledb-tune/default.nix
index 38bbd1cb157fa..444e947cdf4b7 100644
--- a/pkgs/development/tools/database/timescaledb-tune/default.nix
+++ b/pkgs/development/tools/database/timescaledb-tune/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A tool for tuning your TimescaleDB for better performance";
+    mainProgram = "timescaledb-tune";
     homepage = "https://github.com/timescale/timescaledb-tune";
     license = licenses.asl20;
     maintainers = with maintainers; [ marsam ];
diff --git a/pkgs/development/tools/database/trino-cli/default.nix b/pkgs/development/tools/database/trino-cli/default.nix
index 899fa72d673a9..b43fbc180194e 100644
--- a/pkgs/development/tools/database/trino-cli/default.nix
+++ b/pkgs/development/tools/database/trino-cli/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "The Trino CLI provides a terminal-based, interactive shell for running queries";
+    mainProgram = "trino";
     homepage = "https://github.com/trinodb/trino";
     license = licenses.asl20;
     maintainers = with maintainers; [ regadas cpcloud ];
diff --git a/pkgs/development/tools/database/webdis/default.nix b/pkgs/development/tools/database/webdis/default.nix
index eec952817e90b..d9f23d93d4a5e 100644
--- a/pkgs/development/tools/database/webdis/default.nix
+++ b/pkgs/development/tools/database/webdis/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = {
     description = "A Redis HTTP interface with JSON output";
+    mainProgram = "webdis";
     homepage = "https://webd.is/";
     license = lib.licenses.bsd2;
     maintainers = with lib.maintainers; [ wucke13 ];
diff --git a/pkgs/development/tools/datree/default.nix b/pkgs/development/tools/datree/default.nix
index 829de7447c745..79e352deb5321 100644
--- a/pkgs/development/tools/datree/default.nix
+++ b/pkgs/development/tools/datree/default.nix
@@ -44,6 +44,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "CLI tool to ensure K8s manifests and Helm charts follow best practices";
+    mainProgram = "datree";
     longDescription = ''
       Datree provides an E2E policy enforcement solution to run automatic checks
       for rule violations. Datree can be used on the command line, admission
diff --git a/pkgs/development/tools/dbus-test-runner/default.nix b/pkgs/development/tools/dbus-test-runner/default.nix
index c4951f0193c55..f9ccd41f6835d 100644
--- a/pkgs/development/tools/dbus-test-runner/default.nix
+++ b/pkgs/development/tools/dbus-test-runner/default.nix
@@ -69,6 +69,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "A small little utility to run a couple of executables under a new DBus session for testing";
+    mainProgram = "dbus-test-runner";
     homepage = "https://launchpad.net/dbus-test-runner";
     license = licenses.gpl3Only;
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/dcadec/default.nix b/pkgs/development/tools/dcadec/default.nix
index 9f5f4f0a3b520..bf531476566e7 100644
--- a/pkgs/development/tools/dcadec/default.nix
+++ b/pkgs/development/tools/dcadec/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "DTS Coherent Acoustics decoder with support for HD extensions";
+    mainProgram = "dcadec";
     maintainers = with maintainers; [ edwtjo ];
     homepage = "https://github.com/foo86/dcadec";
     license = licenses.lgpl21;
diff --git a/pkgs/development/tools/ddosify/default.nix b/pkgs/development/tools/ddosify/default.nix
index b1e659ec8d6d0..0f47035721e68 100644
--- a/pkgs/development/tools/ddosify/default.nix
+++ b/pkgs/development/tools/ddosify/default.nix
@@ -35,6 +35,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "High-performance load testing tool, written in Golang";
+    mainProgram = "ddosify";
     homepage = "https://ddosify.com/";
     changelog = "https://github.com/ddosify/ddosify/releases/tag/v${version}";
     license = licenses.agpl3Plus;
diff --git a/pkgs/development/tools/dec-decode/default.nix b/pkgs/development/tools/dec-decode/default.nix
index 2d85f41e33abd..621e119dc0908 100644
--- a/pkgs/development/tools/dec-decode/default.nix
+++ b/pkgs/development/tools/dec-decode/default.nix
@@ -18,6 +18,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Nintendo Wii iso.dec decoder";
+    mainProgram = "dec-decode";
     homepage = "https://github.com/sammiq/dec-decode";
     license = licenses.unlicense;
     maintainers = with maintainers; [ hughobrien ];
diff --git a/pkgs/development/tools/dep2nix/default.nix b/pkgs/development/tools/dep2nix/default.nix
index 5d98ecd572962..fc15ecff7c9ac 100644
--- a/pkgs/development/tools/dep2nix/default.nix
+++ b/pkgs/development/tools/dep2nix/default.nix
@@ -27,6 +27,7 @@ buildGoPackage rec {
 
   meta = with lib; {
     description = "Convert `Gopkg.lock` files from golang dep into `deps.nix`";
+    mainProgram = "dep2nix";
     license = licenses.bsd3;
     homepage = "https://github.com/nixcloud/dep2nix";
     maintainers = [ maintainers.mic92 ];
diff --git a/pkgs/development/tools/detekt/default.nix b/pkgs/development/tools/detekt/default.nix
index ff643693daec0..5881997e6dbe9 100644
--- a/pkgs/development/tools/detekt/default.nix
+++ b/pkgs/development/tools/detekt/default.nix
@@ -29,6 +29,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Static code analysis for Kotlin";
+    mainProgram = "detekt";
     homepage = "https://detekt.dev/";
     license = licenses.asl20;
     platforms = jre_headless.meta.platforms;
diff --git a/pkgs/development/tools/devd/default.nix b/pkgs/development/tools/devd/default.nix
index 05ed14dfcd6e7..5d2e0a83b4415 100644
--- a/pkgs/development/tools/devd/default.nix
+++ b/pkgs/development/tools/devd/default.nix
@@ -27,6 +27,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A local webserver for developers";
+    mainProgram = "devd";
     homepage = "https://github.com/cortesi/devd";
     license = licenses.mit;
     maintainers = with maintainers; [ brianhicks ];
diff --git a/pkgs/development/tools/devpi-client/default.nix b/pkgs/development/tools/devpi-client/default.nix
index a481bf8804fef..66d84e5a3b127 100644
--- a/pkgs/development/tools/devpi-client/default.nix
+++ b/pkgs/development/tools/devpi-client/default.nix
@@ -74,6 +74,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Client for devpi, a pypi index server and packaging meta tool";
+    mainProgram = "devpi";
     homepage = "http://doc.devpi.net";
     changelog = "https://github.com/devpi/devpi/blob/client-${version}/client/CHANGELOG";
     license = licenses.mit;
diff --git a/pkgs/development/tools/devpod/default.nix b/pkgs/development/tools/devpod/default.nix
index e4fbfcc9bd5e7..6b66869828d10 100644
--- a/pkgs/development/tools/devpod/default.nix
+++ b/pkgs/development/tools/devpod/default.nix
@@ -34,6 +34,7 @@ let
 
   meta = with lib; {
     description = "Codespaces but open-source, client-only and unopinionated: Works with any IDE and lets you use any cloud, kubernetes or just localhost docker";
+    mainProgram = "devpod";
     homepage = "https://devpod.sh";
     license = licenses.mpl20;
     maintainers = with maintainers; [ maxbrunet ];
diff --git a/pkgs/development/tools/distgen/default.nix b/pkgs/development/tools/distgen/default.nix
index 083bc3ed854c4..c405aa3fd354e 100644
--- a/pkgs/development/tools/distgen/default.nix
+++ b/pkgs/development/tools/distgen/default.nix
@@ -25,6 +25,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Templating system/generator for distributions";
+    mainProgram = "dg";
     license = licenses.gpl2Plus;
     homepage = "https://distgen.readthedocs.io/";
     maintainers = with maintainers; [ bachp ];
diff --git a/pkgs/development/tools/dive/default.nix b/pkgs/development/tools/dive/default.nix
index 6981e83f7086c..6bba0c97cc4e8 100644
--- a/pkgs/development/tools/dive/default.nix
+++ b/pkgs/development/tools/dive/default.nix
@@ -30,6 +30,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A tool for exploring each layer in a docker image";
+    mainProgram = "dive";
     homepage = "https://github.com/wagoodman/dive";
     changelog = "https://github.com/wagoodman/dive/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/djlint/default.nix b/pkgs/development/tools/djlint/default.nix
index cbba45b686b90..d84afa203e5b3 100644
--- a/pkgs/development/tools/djlint/default.nix
+++ b/pkgs/development/tools/djlint/default.nix
@@ -43,6 +43,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "HTML Template Linter and Formatter. Django - Jinja - Nunjucks - Handlebars - GoLang";
+    mainProgram = "djlint";
     homepage = "https://github.com/Riverside-Healthcare/djlint";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ traxys ];
diff --git a/pkgs/development/tools/doc2go/default.nix b/pkgs/development/tools/doc2go/default.nix
index fc2e2e8151c08..68b0f7f5e1e80 100644
--- a/pkgs/development/tools/doc2go/default.nix
+++ b/pkgs/development/tools/doc2go/default.nix
@@ -35,6 +35,7 @@ buildGoModule rec {
     homepage = "https://github.com/abhinav/doc2go";
     changelog = "https://github.com/abhinav/doc2go/blob/${src.rev}/CHANGELOG.md";
     description = "Your Go project's documentation, to-go";
+    mainProgram = "doc2go";
     longDescription = ''
       doc2go is a command line tool that generates static HTML documentation
       from your Go code. It is a self-hosted static alternative to
diff --git a/pkgs/development/tools/dockfmt/default.nix b/pkgs/development/tools/dockfmt/default.nix
index e2a2210fa6497..3ca4fc9a16244 100644
--- a/pkgs/development/tools/dockfmt/default.nix
+++ b/pkgs/development/tools/dockfmt/default.nix
@@ -25,6 +25,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Dockerfile format";
+    mainProgram = "dockfmt";
     homepage = "https://github.com/jessfraz/dockfmt";
     license = licenses.mit;
     maintainers = with maintainers; [ cpcloud ];
diff --git a/pkgs/development/tools/dockle/default.nix b/pkgs/development/tools/dockle/default.nix
index a1f5d433646cc..6dc04fef038b7 100644
--- a/pkgs/development/tools/dockle/default.nix
+++ b/pkgs/development/tools/dockle/default.nix
@@ -39,6 +39,7 @@ buildGoModule rec {
     homepage = "https://containers.goodwith.tech";
     changelog = "https://github.com/goodwithtech/dockle/releases/tag/v${version}";
     description = "Container Image Linter for Security";
+    mainProgram = "dockle";
     longDescription = ''
       Container Image Linter for Security.
       Helping build the Best-Practice Docker Image.
diff --git a/pkgs/development/tools/doctl/default.nix b/pkgs/development/tools/doctl/default.nix
index d82c24979dfb5..5f70e6a489d3b 100644
--- a/pkgs/development/tools/doctl/default.nix
+++ b/pkgs/development/tools/doctl/default.nix
@@ -36,6 +36,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A command line tool for DigitalOcean services";
+    mainProgram = "doctl";
     homepage = "https://github.com/digitalocean/doctl";
     license = licenses.asl20;
     maintainers = [ maintainers.siddharthist ];
diff --git a/pkgs/development/tools/documentation/antora/default.nix b/pkgs/development/tools/documentation/antora/default.nix
index 6ac43313e962f..34625022df6bf 100644
--- a/pkgs/development/tools/documentation/antora/default.nix
+++ b/pkgs/development/tools/documentation/antora/default.nix
@@ -26,6 +26,7 @@ buildNpmPackage rec {
 
   meta = with lib; {
     description = "A modular documentation site generator. Designed for users of Asciidoctor.";
+    mainProgram = "antora";
     homepage = "https://antora.org";
     license = licenses.mpl20;
     maintainers = [ maintainers.ehllie ];
diff --git a/pkgs/development/tools/documentation/doxygen/default.nix b/pkgs/development/tools/documentation/doxygen/default.nix
index ddf27b35dbd05..c1c3bac48ad66 100644
--- a/pkgs/development/tools/documentation/doxygen/default.nix
+++ b/pkgs/development/tools/documentation/doxygen/default.nix
@@ -52,6 +52,7 @@ stdenv.mkDerivation rec {
     homepage = "https://www.doxygen.nl/";
     changelog = "https://www.doxygen.nl/manual/changelog.html";
     description = "Source code documentation generator tool";
+    mainProgram = "doxygen";
 
     longDescription = ''
       Doxygen is the de facto standard tool for generating documentation from
diff --git a/pkgs/development/tools/documentation/gi-docgen/default.nix b/pkgs/development/tools/documentation/gi-docgen/default.nix
index bed6606151791..b2652f6ca9fd5 100644
--- a/pkgs/development/tools/documentation/gi-docgen/default.nix
+++ b/pkgs/development/tools/documentation/gi-docgen/default.nix
@@ -52,6 +52,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Documentation generator for GObject-based libraries";
+    mainProgram = "gi-docgen";
     homepage = "https://gitlab.gnome.org/GNOME/gi-docgen";
     license = licenses.asl20; # OR GPL-3.0-or-later
     maintainers = teams.gnome.members;
diff --git a/pkgs/development/tools/drm_info/default.nix b/pkgs/development/tools/drm_info/default.nix
index 26124b1054fbd..e4f81e56456e0 100644
--- a/pkgs/development/tools/drm_info/default.nix
+++ b/pkgs/development/tools/drm_info/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Small utility to dump info about DRM devices";
+    mainProgram = "drm_info";
     homepage = "https://github.com/ascent12/drm_info";
     license = licenses.mit;
     maintainers = with maintainers; [ tadeokondrak ];
diff --git a/pkgs/development/tools/dstp/default.nix b/pkgs/development/tools/dstp/default.nix
index 15093060d6289..bbfac9b19941b 100644
--- a/pkgs/development/tools/dstp/default.nix
+++ b/pkgs/development/tools/dstp/default.nix
@@ -18,6 +18,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Run common networking tests against your site";
+    mainProgram = "dstp";
     homepage = "https://github.com/ycd/dstp";
     license = licenses.mit;
     maintainers = with maintainers; [ jlesquembre ];
diff --git a/pkgs/development/tools/dum/default.nix b/pkgs/development/tools/dum/default.nix
index f9683f2e821f9..85b89979960dc 100644
--- a/pkgs/development/tools/dum/default.nix
+++ b/pkgs/development/tools/dum/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "An npm scripts runner written in Rust";
+    mainProgram = "dum";
     homepage = "https://github.com/egoist/dum";
     changelog = "https://github.com/egoist/dum/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/dump_syms/default.nix b/pkgs/development/tools/dump_syms/default.nix
index e9b92fd117d8a..1445a41a227b0 100644
--- a/pkgs/development/tools/dump_syms/default.nix
+++ b/pkgs/development/tools/dump_syms/default.nix
@@ -61,6 +61,7 @@ rustPlatform.buildRustPackage {
   meta = with lib; {
     changelog = "https://github.com/mozilla/dump_syms/releases/tag/v${version}";
     description = "Command-line utility for parsing the debugging information the compiler provides in ELF or stand-alone PDB files";
+    mainProgram = "dump_syms";
     license = licenses.asl20;
     homepage = "https://github.com/mozilla/dump_syms/";
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/tools/dyff/default.nix b/pkgs/development/tools/dyff/default.nix
index 0e16e37e274d7..7557af0d97357 100644
--- a/pkgs/development/tools/dyff/default.nix
+++ b/pkgs/development/tools/dyff/default.nix
@@ -42,6 +42,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A diff tool for YAML files, and sometimes JSON";
+    mainProgram = "dyff";
     longDescription = ''
       dyff is inspired by the way the old BOSH v1 deployment output reported
       changes from one version to another by only showing the parts of a YAML
diff --git a/pkgs/development/tools/easyjson/default.nix b/pkgs/development/tools/easyjson/default.nix
index b724dd213ab00..6b97424e0e46f 100644
--- a/pkgs/development/tools/easyjson/default.nix
+++ b/pkgs/development/tools/easyjson/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/mailru/easyjson";
     description = "Fast JSON serializer for Go";
+    mainProgram = "easyjson";
     license = licenses.mit;
     maintainers = with maintainers; [ Madouura ];
   };
diff --git a/pkgs/development/tools/ec2-metadata-mock/default.nix b/pkgs/development/tools/ec2-metadata-mock/default.nix
index 968656fa9da2d..4b398629cab1a 100644
--- a/pkgs/development/tools/ec2-metadata-mock/default.nix
+++ b/pkgs/development/tools/ec2-metadata-mock/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Amazon EC2 Metadata Mock";
+    mainProgram = "ec2-metadata-mock";
     homepage = "https://github.com/aws/amazon-ec2-metadata-mock";
     license = licenses.asl20;
     maintainers = with maintainers; [ ymatsiuk ];
diff --git a/pkgs/development/tools/eclint/default.nix b/pkgs/development/tools/eclint/default.nix
index 933a19fc12c16..3f449489743a1 100644
--- a/pkgs/development/tools/eclint/default.nix
+++ b/pkgs/development/tools/eclint/default.nix
@@ -22,6 +22,7 @@ rec {
   meta = with lib; {
     homepage = "https://gitlab.com/greut/eclint";
     description = "EditorConfig linter written in Go";
+    mainProgram = "eclint";
     license = licenses.mit;
     maintainers = with maintainers; [ lucperkins ];
   };
diff --git a/pkgs/development/tools/eclipse-mat/default.nix b/pkgs/development/tools/eclipse-mat/default.nix
index 309a3e02bd6f7..5aea91699a22e 100644
--- a/pkgs/development/tools/eclipse-mat/default.nix
+++ b/pkgs/development/tools/eclipse-mat/default.nix
@@ -99,6 +99,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Fast and feature-rich Java heap analyzer";
+    mainProgram = "eclipse-mat";
     longDescription = ''
       The Eclipse Memory Analyzer is a tool that helps you find memory
       leaks and reduce memory consumption. Use the Memory Analyzer to
diff --git a/pkgs/development/tools/efm-langserver/default.nix b/pkgs/development/tools/efm-langserver/default.nix
index ad095a763167b..3bf9d0a1eb622 100644
--- a/pkgs/development/tools/efm-langserver/default.nix
+++ b/pkgs/development/tools/efm-langserver/default.nix
@@ -16,6 +16,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "General purpose Language Server";
+    mainProgram = "efm-langserver";
     maintainers = with maintainers; [ Philipp-M ];
     homepage = "https://github.com/mattn/efm-langserver";
     license = licenses.mit;
diff --git a/pkgs/development/tools/ejson/default.nix b/pkgs/development/tools/ejson/default.nix
index 5c2efc0ab9a68..c6ec3e3b6b25a 100644
--- a/pkgs/development/tools/ejson/default.nix
+++ b/pkgs/development/tools/ejson/default.nix
@@ -36,6 +36,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A small library to manage encrypted secrets using asymmetric encryption";
+    mainProgram = "ejson";
     license = licenses.mit;
     homepage = "https://github.com/Shopify/ejson";
     maintainers = [ maintainers.manveru ];
diff --git a/pkgs/development/tools/eliot-tree/default.nix b/pkgs/development/tools/eliot-tree/default.nix
index 21dfccd33e421..9a1a8978598b8 100644
--- a/pkgs/development/tools/eliot-tree/default.nix
+++ b/pkgs/development/tools/eliot-tree/default.nix
@@ -32,6 +32,7 @@ python3Packages.buildPythonApplication rec {
   meta = with lib; {
     homepage = "https://github.com/jonathanj/eliottree";
     description = "Render Eliot logs as an ASCII tree";
+    mainProgram = "eliot-tree";
     license = licenses.mit;
     maintainers = [ maintainers.dpausp ];
   };
diff --git a/pkgs/development/tools/enochecker-test/default.nix b/pkgs/development/tools/enochecker-test/default.nix
index ae1fb411861a1..7e0f25317eac4 100644
--- a/pkgs/development/tools/enochecker-test/default.nix
+++ b/pkgs/development/tools/enochecker-test/default.nix
@@ -61,6 +61,7 @@ buildPythonApplication rec {
 
   meta = with lib; {
     description = "Automatically test services/checker using the enochecker API";
+    mainProgram = "enochecker_test";
     homepage = "https://github.com/enowars/enochecker_test";
     changelog = "https://github.com/enowars/enochecker_test/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/errcheck/default.nix b/pkgs/development/tools/errcheck/default.nix
index 4ebcb81695277..be79ea2f574d5 100644
--- a/pkgs/development/tools/errcheck/default.nix
+++ b/pkgs/development/tools/errcheck/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Checks for unchecked errors in go programs";
+    mainProgram = "errcheck";
     homepage = "https://github.com/kisielk/errcheck";
     license = licenses.mit;
     maintainers = with maintainers; [ kalbasit ];
diff --git a/pkgs/development/tools/evans/default.nix b/pkgs/development/tools/evans/default.nix
index a9ea7bc2f8a43..89ed0fbfb1737 100644
--- a/pkgs/development/tools/evans/default.nix
+++ b/pkgs/development/tools/evans/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "More expressive universal gRPC client";
+    mainProgram = "evans";
     homepage = "https://evans.syfm.me/";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ diogox ];
diff --git a/pkgs/development/tools/exhaustive/default.nix b/pkgs/development/tools/exhaustive/default.nix
index 7445ae5236dbb..078d886b09734 100644
--- a/pkgs/development/tools/exhaustive/default.nix
+++ b/pkgs/development/tools/exhaustive/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Check exhaustiveness of switch statements of enum-like constants in Go code";
+    mainProgram = "exhaustive";
     homepage = "https://github.com/nishanths/exhaustive";
     license = licenses.bsd2;
     maintainers = with maintainers; [ meain ];
diff --git a/pkgs/development/tools/explain/default.nix b/pkgs/development/tools/explain/default.nix
index 47a9622be9441..66334b12d9966 100644
--- a/pkgs/development/tools/explain/default.nix
+++ b/pkgs/development/tools/explain/default.nix
@@ -38,6 +38,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library and utility to explain system call errors";
+    mainProgram = "explain";
     homepage = "https://libexplain.sourceforge.net";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ McSinyx ];
diff --git a/pkgs/development/tools/faas-cli/default.nix b/pkgs/development/tools/faas-cli/default.nix
index 9eaadd43cedb6..35db119791cc8 100644
--- a/pkgs/development/tools/faas-cli/default.nix
+++ b/pkgs/development/tools/faas-cli/default.nix
@@ -58,6 +58,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Official CLI for OpenFaaS ";
+    mainProgram = "faas-cli";
     homepage = "https://github.com/openfaas/faas-cli";
     license = licenses.mit;
     maintainers = with maintainers; [ welteki techknowlogick ];
diff --git a/pkgs/development/tools/fable/default.nix b/pkgs/development/tools/fable/default.nix
index 28eda474ce322..999b9c5f9df07 100644
--- a/pkgs/development/tools/fable/default.nix
+++ b/pkgs/development/tools/fable/default.nix
@@ -9,6 +9,7 @@ buildDotnetGlobalTool {
 
   meta = with lib; {
     description = "Fable is an F# to JavaScript compiler";
+    mainProgram = "fable";
     homepage = "https://github.com/fable-compiler/fable";
     changelog = "https://github.com/fable-compiler/fable/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/faq/default.nix b/pkgs/development/tools/faq/default.nix
index 6a36ba73570bd..c955174a4affa 100644
--- a/pkgs/development/tools/faq/default.nix
+++ b/pkgs/development/tools/faq/default.nix
@@ -41,6 +41,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "faq is a tool intended to be a more flexible jq, supporting additional formats";
+    mainProgram = "faq";
     homepage = "https://github.com/jzelinskie/faq";
     license = licenses.asl20;
     maintainers = with maintainers; [ quentin-m ];
diff --git a/pkgs/development/tools/fastddsgen/default.nix b/pkgs/development/tools/fastddsgen/default.nix
index b5a436d3be9fe..ec4523e270c28 100644
--- a/pkgs/development/tools/fastddsgen/default.nix
+++ b/pkgs/development/tools/fastddsgen/default.nix
@@ -83,6 +83,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Fast-DDS IDL code generator tool";
+    mainProgram = "fastddsgen";
     homepage = "https://github.com/eProsima/Fast-DDS-Gen";
     license = licenses.asl20;
     longDescription = ''
diff --git a/pkgs/development/tools/fastgron/default.nix b/pkgs/development/tools/fastgron/default.nix
index 3e30d87d0ddea..5b5796cc7014c 100644
--- a/pkgs/development/tools/fastgron/default.nix
+++ b/pkgs/development/tools/fastgron/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = with lib; {
     changelog = "https://github.com/adamritter/fastgron/releases/tag/${finalAttrs.src.rev}";
     description = "High-performance JSON to GRON (greppable, flattened JSON) converter";
+    mainProgram = "fastgron";
     homepage = "https://github.com/adamritter/fastgron";
     license = licenses.mit;
     maintainers = with maintainers; [ zowoq ];
diff --git a/pkgs/development/tools/fatcat/default.nix b/pkgs/development/tools/fatcat/default.nix
index d5caaea08a4b8..fe333dc9e10dc 100644
--- a/pkgs/development/tools/fatcat/default.nix
+++ b/pkgs/development/tools/fatcat/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "FAT filesystems explore, extract, repair, and forensic tool";
+    mainProgram = "fatcat";
     homepage = "https://github.com/Gregwar/fatcat";
     license = licenses.mit;
     maintainers = with maintainers; [ cynerd ];
diff --git a/pkgs/development/tools/fblog/default.nix b/pkgs/development/tools/fblog/default.nix
index b24981ffc49c0..7294b199273c2 100644
--- a/pkgs/development/tools/fblog/default.nix
+++ b/pkgs/development/tools/fblog/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A small command-line JSON log viewer";
+    mainProgram = "fblog";
     homepage = "https://github.com/brocode/fblog";
     license = licenses.wtfpl;
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/flatpak-builder/default.nix b/pkgs/development/tools/flatpak-builder/default.nix
index c3c59f1b2ba80..9e0d5ed15468b 100644
--- a/pkgs/development/tools/flatpak-builder/default.nix
+++ b/pkgs/development/tools/flatpak-builder/default.nix
@@ -150,6 +150,7 @@ in stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Tool to build flatpaks from source";
+    mainProgram = "flatpak-builder";
     homepage = "https://github.com/flatpak/flatpak-builder";
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/tools/flawfinder/default.nix b/pkgs/development/tools/flawfinder/default.nix
index 0129cf73741bf..09560acc1d21e 100644
--- a/pkgs/development/tools/flawfinder/default.nix
+++ b/pkgs/development/tools/flawfinder/default.nix
@@ -19,6 +19,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Tool to examines C/C++ source code for security flaws";
+    mainProgram = "flawfinder";
     homepage = "https://dwheeler.com/flawfinder/";
     license = with licenses; [ gpl2Only ];
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/tools/flip-link/default.nix b/pkgs/development/tools/flip-link/default.nix
index 794d87a482d37..deb13d050b491 100644
--- a/pkgs/development/tools/flip-link/default.nix
+++ b/pkgs/development/tools/flip-link/default.nix
@@ -24,6 +24,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Adds zero-cost stack overflow protection to your embedded programs";
+    mainProgram = "flip-link";
     homepage = "https://github.com/knurling-rs/flip-link";
     changelog = "https://github.com/knurling-rs/flip-link/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/flootty/default.nix b/pkgs/development/tools/flootty/default.nix
index 42829649c6057..9440b0b619462 100644
--- a/pkgs/development/tools/flootty/default.nix
+++ b/pkgs/development/tools/flootty/default.nix
@@ -11,6 +11,7 @@ python3Packages.buildPythonApplication rec {
 
   meta = with lib; {
     description = "A collaborative terminal. In practice, it's similar to a shared screen or tmux session";
+    mainProgram = "flootty";
     homepage = "https://floobits.com/help/flootty";
     license = licenses.asl20;
     maintainers = with maintainers; [ sellout ];
diff --git a/pkgs/development/tools/fnm/default.nix b/pkgs/development/tools/fnm/default.nix
index 3cb367e820fe0..75bde74896783 100644
--- a/pkgs/development/tools/fnm/default.nix
+++ b/pkgs/development/tools/fnm/default.nix
@@ -36,6 +36,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Fast and simple Node.js version manager";
+    mainProgram = "fnm";
     homepage = "https://github.com/Schniz/fnm";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ kidonng ];
diff --git a/pkgs/development/tools/fprettify/default.nix b/pkgs/development/tools/fprettify/default.nix
index a5eed6bdc28cf..b2c37f163b26e 100644
--- a/pkgs/development/tools/fprettify/default.nix
+++ b/pkgs/development/tools/fprettify/default.nix
@@ -21,6 +21,7 @@ python3Packages.buildPythonApplication rec {
 
   meta = with lib; {
     description = "An auto-formatter for modern Fortran code that imposes strict whitespace formatting, written in Python.";
+    mainProgram = "fprettify";
     homepage = "https://pypi.org/project/fprettify/";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ fabiangd ];
diff --git a/pkgs/development/tools/fq/default.nix b/pkgs/development/tools/fq/default.nix
index 69aa0299c931a..661757d1513db 100644
--- a/pkgs/development/tools/fq/default.nix
+++ b/pkgs/development/tools/fq/default.nix
@@ -30,6 +30,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "jq for binary formats";
+    mainProgram = "fq";
     homepage = "https://github.com/wader/fq";
     license = licenses.mit;
     maintainers = with maintainers; [ siraben ];
diff --git a/pkgs/development/tools/frece/default.nix b/pkgs/development/tools/frece/default.nix
index 64de6d162f0a0..c8b6a3a85f9c5 100644
--- a/pkgs/development/tools/frece/default.nix
+++ b/pkgs/development/tools/frece/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Maintain a database sorted by frecency (frequency + recency)";
+    mainProgram = "frece";
     homepage = "https://github.com/YodaEmbedding/frece";
     license = licenses.mit;
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/frugal/default.nix b/pkgs/development/tools/frugal/default.nix
index 8e8db3bc20456..0bea6b4e5785f 100644
--- a/pkgs/development/tools/frugal/default.nix
+++ b/pkgs/development/tools/frugal/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Thrift improved";
+    mainProgram = "frugal";
     homepage = "https://github.com/Workiva/frugal";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ diogox ];
diff --git a/pkgs/development/tools/fsautocomplete/default.nix b/pkgs/development/tools/fsautocomplete/default.nix
index a1e846f482f89..b6f174bd5c704 100644
--- a/pkgs/development/tools/fsautocomplete/default.nix
+++ b/pkgs/development/tools/fsautocomplete/default.nix
@@ -30,6 +30,7 @@ buildDotnetModule rec {
 
   meta = with lib; {
     description = "The FsAutoComplete project (FSAC) provides a backend service for rich editing or intellisense features for editors.";
+    mainProgram = "fsautocomplete";
     homepage = "https://github.com/fsharp/FsAutoComplete";
     changelog = "https://github.com/fsharp/FsAutoComplete/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/fundoc/default.nix b/pkgs/development/tools/fundoc/default.nix
index b53298046a214..72c572e3e4f19 100644
--- a/pkgs/development/tools/fundoc/default.nix
+++ b/pkgs/development/tools/fundoc/default.nix
@@ -24,6 +24,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Language agnostic documentation generator";
+    mainProgram = "fundoc";
     homepage = "https://github.com/daynin/fundoc";
     license = licenses.mit;
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/fusee-launcher/default.nix b/pkgs/development/tools/fusee-launcher/default.nix
index 117bd0c9450e2..776f5c064aefb 100644
--- a/pkgs/development/tools/fusee-launcher/default.nix
+++ b/pkgs/development/tools/fusee-launcher/default.nix
@@ -43,6 +43,7 @@ stdenv.mkDerivation {
   meta = with lib; {
     homepage = "https://github.com/Cease-and-DeSwitch/fusee-launcher";
     description = "Work-in-progress launcher for one of the Tegra X1 bootROM exploits";
+    mainProgram = "fusee-launcher";
     license = licenses.gpl2;
     maintainers = with maintainers; [ pneumaticat ];
   };
diff --git a/pkgs/development/tools/fusee-nano/default.nix b/pkgs/development/tools/fusee-nano/default.nix
index e1c5520026199..67706b726f977 100644
--- a/pkgs/development/tools/fusee-nano/default.nix
+++ b/pkgs/development/tools/fusee-nano/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "A minimalist re-implementation of the Fusée Gelée exploit";
+    mainProgram = "fusee-nano";
     homepage = "https://github.com/DavidBuchanan314/fusee-nano";
     license = lib.licenses.mit;
     platforms = lib.platforms.linux;
diff --git a/pkgs/development/tools/fx/default.nix b/pkgs/development/tools/fx/default.nix
index 30c9d92b3670d..3448a41378eaa 100644
--- a/pkgs/development/tools/fx/default.nix
+++ b/pkgs/development/tools/fx/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Terminal JSON viewer";
+    mainProgram = "fx";
     homepage = "https://github.com/antonmedv/fx";
     changelog = "https://github.com/antonmedv/fx/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/galen/default.nix b/pkgs/development/tools/galen/default.nix
index d1e02f411cd36..581a6f99374e0 100644
--- a/pkgs/development/tools/galen/default.nix
+++ b/pkgs/development/tools/galen/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://galenframework.com";
     description = "Automated layout testing for websites";
+    mainProgram = "galen";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
     license = licenses.asl20;
     maintainers = [ ];
diff --git a/pkgs/development/tools/gauge/default.nix b/pkgs/development/tools/gauge/default.nix
index 5998e3254d344..865588fcd1b2d 100644
--- a/pkgs/development/tools/gauge/default.nix
+++ b/pkgs/development/tools/gauge/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Light weight cross-platform test automation";
+    mainProgram = "gauge";
     homepage = "https://gauge.org";
     license = licenses.asl20;
     maintainers = [ maintainers.vdemeester ];
diff --git a/pkgs/development/tools/gcov2lcov/default.nix b/pkgs/development/tools/gcov2lcov/default.nix
index 5ee3476eac2ce..0ac499923f2aa 100644
--- a/pkgs/development/tools/gcov2lcov/default.nix
+++ b/pkgs/development/tools/gcov2lcov/default.nix
@@ -23,6 +23,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Convert go coverage files to lcov format";
+    mainProgram = "gcov2lcov";
     homepage = "https://github.com/jandelgado/gcov2lcov";
     changelog = "https://github.com/jandelgado/gcov2lcov/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/gdlv/default.nix b/pkgs/development/tools/gdlv/default.nix
index 0992dc90b6866..0d2cc49c9e028 100644
--- a/pkgs/development/tools/gdlv/default.nix
+++ b/pkgs/development/tools/gdlv/default.nix
@@ -31,6 +31,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "GUI frontend for Delve";
+    mainProgram = "gdlv";
     homepage = "https://github.com/aarzilli/gdlv";
     maintainers = with maintainers; [ mmlb ];
     license = licenses.gpl3;
diff --git a/pkgs/development/tools/gen-license/default.nix b/pkgs/development/tools/gen-license/default.nix
index a3495866576d8..fda5322d4cca3 100644
--- a/pkgs/development/tools/gen-license/default.nix
+++ b/pkgs/development/tools/gen-license/default.nix
@@ -20,6 +20,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Create licenses for your projects right from your terminal";
+    mainProgram = "gen-license";
     homepage = "https://github.com/nexxeln/license-generator";
     license = licenses.mit;
     maintainers = [ maintainers.ryanccn ];
diff --git a/pkgs/development/tools/gendef/default.nix b/pkgs/development/tools/gendef/default.nix
index d799a33f31274..431c2a644b121 100644
--- a/pkgs/development/tools/gendef/default.nix
+++ b/pkgs/development/tools/gendef/default.nix
@@ -14,6 +14,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = {
     description = "A tool which generate def files from DLLs";
+    mainProgram = "gendef";
     homepage = "https://sourceforge.net/p/mingw-w64/wiki2/gendef/";
     license = lib.licenses.gpl3Plus;
     maintainers = with lib.maintainers; [ hughobrien ];
diff --git a/pkgs/development/tools/ginkgo/default.nix b/pkgs/development/tools/ginkgo/default.nix
index bd5b0df849f9b..b5472d796e7a2 100644
--- a/pkgs/development/tools/ginkgo/default.nix
+++ b/pkgs/development/tools/ginkgo/default.nix
@@ -27,6 +27,7 @@ buildGoModule rec {
     homepage = "https://onsi.github.io/ginkgo/";
     changelog = "https://github.com/onsi/ginkgo/blob/master/CHANGELOG.md";
     description = "A Modern Testing Framework for Go";
+    mainProgram = "ginkgo";
     longDescription = ''
       Ginkgo is a testing framework for Go designed to help you write expressive
       tests. It is best paired with the Gomega matcher library. When combined,
diff --git a/pkgs/development/tools/git-ps-rs/default.nix b/pkgs/development/tools/git-ps-rs/default.nix
index 5ca3686baee75..6d4a5be75418e 100644
--- a/pkgs/development/tools/git-ps-rs/default.nix
+++ b/pkgs/development/tools/git-ps-rs/default.nix
@@ -27,6 +27,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Tool for working with a stack of patches";
+    mainProgram = "gps";
     homepage = "https://git-ps.sh/";
     license = licenses.mit;
     maintainers = with maintainers; [ alizter ];
diff --git a/pkgs/development/tools/github-commenter/default.nix b/pkgs/development/tools/github-commenter/default.nix
index e40a3117e91bd..1e6c3e7ed0578 100644
--- a/pkgs/development/tools/github-commenter/default.nix
+++ b/pkgs/development/tools/github-commenter/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Command line utility for creating GitHub comments on Commits, Pull Request Reviews or Issues";
+    mainProgram = "github-commenter";
     license = licenses.asl20;
     homepage = "https://github.com/cloudposse/github-commenter";
     maintainers = [ maintainers.mmahut ];
diff --git a/pkgs/development/tools/github/bump/default.nix b/pkgs/development/tools/github/bump/default.nix
index 2ba546699f174..52c3117b1ef96 100644
--- a/pkgs/development/tools/github/bump/default.nix
+++ b/pkgs/development/tools/github/bump/default.nix
@@ -23,6 +23,7 @@ buildGoModule rec {
     license = licenses.mit;
     homepage = "https://github.com/mroth/bump";
     description = "CLI tool to draft a GitHub Release for the next semantic version";
+    mainProgram = "bump";
     maintainers = with maintainers; [ doronbehar ];
   };
 }
diff --git a/pkgs/development/tools/github/cligh/default.nix b/pkgs/development/tools/github/cligh/default.nix
index 426a9735a90eb..29976464479b5 100644
--- a/pkgs/development/tools/github/cligh/default.nix
+++ b/pkgs/development/tools/github/cligh/default.nix
@@ -18,6 +18,7 @@ buildPythonApplication rec {
   meta = with lib; {
     homepage = "http://the-brannons.com/software/cligh.html";
     description = "A simple command-line interface to the facilities of Github";
+    mainProgram = "cligh";
     longDescription = ''
         Cligh is a simple command-line interface to the facilities of GitHub.
         It is written by Christopher Brannon chris@the-brannons.com. The
diff --git a/pkgs/development/tools/github/github-release/default.nix b/pkgs/development/tools/github/github-release/default.nix
index 40fe1575d0450..6960c6dada55b 100644
--- a/pkgs/development/tools/github/github-release/default.nix
+++ b/pkgs/development/tools/github/github-release/default.nix
@@ -37,6 +37,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Commandline app to create and edit releases on Github (and upload artifacts)";
+    mainProgram = "github-release";
     longDescription = ''
       A small commandline app written in Go that allows you to easily create and
       delete releases of your projects on Github.
diff --git a/pkgs/development/tools/glock/default.nix b/pkgs/development/tools/glock/default.nix
index b2d1e09e74f37..503877328973a 100644
--- a/pkgs/development/tools/glock/default.nix
+++ b/pkgs/development/tools/glock/default.nix
@@ -19,6 +19,7 @@ buildGoPackage rec {
   meta = with lib; {
     homepage = "https://github.com/robfig/glock";
     description = "A command-line tool to lock Go dependencies to specific revisions";
+    mainProgram = "glock";
     license = licenses.mit;
     maintainers = [ maintainers.rushmorem ];
   };
diff --git a/pkgs/development/tools/glpaper/default.nix b/pkgs/development/tools/glpaper/default.nix
index 3a2cb1c63c6e1..f6f285d45a0bd 100644
--- a/pkgs/development/tools/glpaper/default.nix
+++ b/pkgs/development/tools/glpaper/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description =
       "Wallpaper program for wlroots based Wayland compositors such as sway that allows you to render glsl shaders as your wallpaper";
+    mainProgram = "glpaper";
     homepage = "https://hg.sr.ht/~scoopta/glpaper";
     license = licenses.gpl3Plus;
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/go-bindata-assetfs/default.nix b/pkgs/development/tools/go-bindata-assetfs/default.nix
index dff78895fa575..0218870776021 100644
--- a/pkgs/development/tools/go-bindata-assetfs/default.nix
+++ b/pkgs/development/tools/go-bindata-assetfs/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Serve embedded files from jteeuwen/go-bindata";
+    mainProgram = "go-bindata-assetfs";
     license = licenses.bsd2;
     maintainers = with maintainers; [ avnik ];
   };
diff --git a/pkgs/development/tools/go-bindata/default.nix b/pkgs/development/tools/go-bindata/default.nix
index 5d3e5d714f255..c5d25a7a949e4 100644
--- a/pkgs/development/tools/go-bindata/default.nix
+++ b/pkgs/development/tools/go-bindata/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
     homepage = "https://github.com/kevinburke/go-bindata";
     changelog = "https://github.com/kevinburke/go-bindata/blob/v${version}/CHANGELOG.md";
     description = "A small utility which generates Go code from any file, useful for embedding binary data in a Go program";
+    mainProgram = "go-bindata";
     maintainers = with maintainers; [ ];
     license = licenses.cc0;
   };
diff --git a/pkgs/development/tools/go-callvis/default.nix b/pkgs/development/tools/go-callvis/default.nix
index d45ebc4ab60b4..a954781fb28f9 100644
--- a/pkgs/development/tools/go-callvis/default.nix
+++ b/pkgs/development/tools/go-callvis/default.nix
@@ -24,6 +24,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Visualize call graph of a Go program using Graphviz";
+    mainProgram = "go-callvis";
     homepage = "https://github.com/ofabry/go-callvis";
     license = licenses.mit;
     maintainers = with maintainers; [ meain ];
diff --git a/pkgs/development/tools/go-junit-report/default.nix b/pkgs/development/tools/go-junit-report/default.nix
index 2a7379db08474..c8a7322b42c53 100644
--- a/pkgs/development/tools/go-junit-report/default.nix
+++ b/pkgs/development/tools/go-junit-report/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Convert go test output to junit xml";
+    mainProgram = "go-junit-report";
     homepage = "https://github.com/jstemmer/go-junit-report";
     license = licenses.mit;
     maintainers = with maintainers; [ cryptix ];
diff --git a/pkgs/development/tools/go-motion/default.nix b/pkgs/development/tools/go-motion/default.nix
index 7505522d46fdb..3db974affe13d 100644
--- a/pkgs/development/tools/go-motion/default.nix
+++ b/pkgs/development/tools/go-motion/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Navigation and insight in Go";
+    mainProgram = "motion";
     longDescription = ''
       Motion is a tool that was designed to work with editors. It is providing
       contextual information for a given offset(option) from a file or
diff --git a/pkgs/development/tools/go-outline/default.nix b/pkgs/development/tools/go-outline/default.nix
index 1d23818a96fb4..c8f7f4efa5020 100644
--- a/pkgs/development/tools/go-outline/default.nix
+++ b/pkgs/development/tools/go-outline/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Utility to extract JSON representation of declarations from a Go source file";
+    mainProgram = "go-outline";
     homepage = "https://github.com/ramya-rao-a/go-outline";
     maintainers = with maintainers; [ vdemeester ];
     license = licenses.mit;
diff --git a/pkgs/development/tools/go-symbols/default.nix b/pkgs/development/tools/go-symbols/default.nix
index a259b768561b4..c6683c067a345 100644
--- a/pkgs/development/tools/go-symbols/default.nix
+++ b/pkgs/development/tools/go-symbols/default.nix
@@ -16,6 +16,7 @@ buildGoPackage rec {
 
   meta = {
     description = "A utility for extracting a JSON representation of the package symbols from a go source tree";
+    mainProgram = "go-symbols";
     homepage = "https://github.com/acroca/go-symbols";
     maintainers = with lib.maintainers; [ vdemeester ];
     license = lib.licenses.mit;
diff --git a/pkgs/development/tools/goa/default.nix b/pkgs/development/tools/goa/default.nix
index 2519dff139b40..6b96bbcc696a0 100644
--- a/pkgs/development/tools/goa/default.nix
+++ b/pkgs/development/tools/goa/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Design-based APIs and microservices in Go";
+    mainProgram = "goa";
     homepage = "https://goa.design";
     license = licenses.mit;
     maintainers = with maintainers; [ rushmorem ];
diff --git a/pkgs/development/tools/gocode-gomod/default.nix b/pkgs/development/tools/gocode-gomod/default.nix
index 9c1752b9ad117..cf10eda0d1f42 100644
--- a/pkgs/development/tools/gocode-gomod/default.nix
+++ b/pkgs/development/tools/gocode-gomod/default.nix
@@ -26,6 +26,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "An autocompletion daemon for the Go programming language";
+    mainProgram = "gocode-gomod";
     longDescription = ''
       Gocode is a helper tool which is intended to be integrated with your
       source code editor, like vim, neovim and emacs. It provides several
diff --git a/pkgs/development/tools/goconst/default.nix b/pkgs/development/tools/goconst/default.nix
index da4e9e90ef8b5..e564d8bcb3c46 100644
--- a/pkgs/development/tools/goconst/default.nix
+++ b/pkgs/development/tools/goconst/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Find in Go repeated strings that could be replaced by a constant";
+    mainProgram = "goconst";
     homepage = "https://github.com/jgautheron/goconst";
     license = licenses.mit;
     maintainers = with maintainers; [ kalbasit ];
diff --git a/pkgs/development/tools/goconvey/default.nix b/pkgs/development/tools/goconvey/default.nix
index c7477d48e55a9..66b913c1d6427 100644
--- a/pkgs/development/tools/goconvey/default.nix
+++ b/pkgs/development/tools/goconvey/default.nix
@@ -23,6 +23,7 @@ buildGoModule rec {
 
   meta = {
     description = "Go testing in the browser. Integrates with `go test`. Write behavioral tests in Go";
+    mainProgram = "goconvey";
     homepage = "https://github.com/smartystreets/goconvey";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ vdemeester ];
diff --git a/pkgs/development/tools/gocover-cobertura/default.nix b/pkgs/development/tools/gocover-cobertura/default.nix
index 78f69d3b260d1..f1d005a47059e 100644
--- a/pkgs/development/tools/gocover-cobertura/default.nix
+++ b/pkgs/development/tools/gocover-cobertura/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/boumenot/gocover-cobertura";
     description = "This is a simple helper tool for generating XML output in Cobertura format for CIs like Jenkins and others from go tool cover output.";
+    mainProgram = "gocover-cobertura";
     license = licenses.mit;
     maintainers = with maintainers; [ hmajid2301 ];
   };
diff --git a/pkgs/development/tools/gocyclo/default.nix b/pkgs/development/tools/gocyclo/default.nix
index 6dc87ccdc91c6..49aa20f2be705 100644
--- a/pkgs/development/tools/gocyclo/default.nix
+++ b/pkgs/development/tools/gocyclo/default.nix
@@ -18,6 +18,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Calculate cyclomatic complexities of functions in Go source code";
+    mainProgram = "gocyclo";
     homepage = "https://github.com/fzipp/gocyclo";
     license = licenses.bsd3;
     maintainers = with maintainers; [ kalbasit ];
diff --git a/pkgs/development/tools/godef/default.nix b/pkgs/development/tools/godef/default.nix
index 085e996f350f3..d79406a2ac43e 100644
--- a/pkgs/development/tools/godef/default.nix
+++ b/pkgs/development/tools/godef/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
 
   meta = {
     description = "Print where symbols are defined in Go source code";
+    mainProgram = "godef";
     homepage = "https://github.com/rogpeppe/godef/";
     maintainers = with lib.maintainers; [ vdemeester rvolosatovs ];
     license = lib.licenses.bsd3;
diff --git a/pkgs/development/tools/gogetdoc/default.nix b/pkgs/development/tools/gogetdoc/default.nix
index adbb01ea7e3db..ed6f586a01ba1 100644
--- a/pkgs/development/tools/gogetdoc/default.nix
+++ b/pkgs/development/tools/gogetdoc/default.nix
@@ -22,6 +22,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Gets documentation for items in Go source code";
+    mainProgram = "gogetdoc";
     homepage = "https://github.com/zmb3/gogetdoc";
     license = licenses.bsd3;
     maintainers = with maintainers; [ kalbasit ];
diff --git a/pkgs/development/tools/goimports-reviser/default.nix b/pkgs/development/tools/goimports-reviser/default.nix
index 30cf393334c9c..437b27ce8435b 100644
--- a/pkgs/development/tools/goimports-reviser/default.nix
+++ b/pkgs/development/tools/goimports-reviser/default.nix
@@ -38,6 +38,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Right imports sorting & code formatting tool (goimports alternative)";
+    mainProgram = "goimports-reviser";
     homepage = "https://github.com/incu6us/goimports-reviser";
     license = licenses.mit;
     maintainers = with maintainers; [ jk ];
diff --git a/pkgs/development/tools/gojsontoyaml/default.nix b/pkgs/development/tools/gojsontoyaml/default.nix
index 88708f5b19fb2..f05d0405aebf1 100644
--- a/pkgs/development/tools/gojsontoyaml/default.nix
+++ b/pkgs/development/tools/gojsontoyaml/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Simply tool to convert json to yaml written in Go";
+    mainProgram = "gojsontoyaml";
     homepage = "https://github.com/brancz/gojsontoyaml";
     license = licenses.mit;
     maintainers = [ maintainers.bryanasdev000 ];
diff --git a/pkgs/development/tools/gokart/default.nix b/pkgs/development/tools/gokart/default.nix
index 9521fcad96a4b..11e68b9bede17 100644
--- a/pkgs/development/tools/gokart/default.nix
+++ b/pkgs/development/tools/gokart/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Static analysis tool for securing Go code";
+    mainProgram = "gokart";
     homepage = "https://github.com/praetorian-inc/gokart";
     license = licenses.asl20;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/tools/golint/default.nix b/pkgs/development/tools/golint/default.nix
index 34876a1e64008..47e1ee0a54556 100644
--- a/pkgs/development/tools/golint/default.nix
+++ b/pkgs/development/tools/golint/default.nix
@@ -25,6 +25,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://golang.org";
     description = "Linter for Go source code";
+    mainProgram = "golint";
     license = licenses.bsd3;
     maintainers = with maintainers; [ jhillyerd tomberek ];
   };
diff --git a/pkgs/development/tools/gomacro/default.nix b/pkgs/development/tools/gomacro/default.nix
index c172945b9067f..0317f40712eb9 100644
--- a/pkgs/development/tools/gomacro/default.nix
+++ b/pkgs/development/tools/gomacro/default.nix
@@ -18,6 +18,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Interactive Go interpreter and debugger with generics and macros";
+    mainProgram = "gomacro";
     homepage = "https://github.com/cosmos72/gomacro";
     license = licenses.mpl20;
     maintainers = with maintainers; [ shofius ];
diff --git a/pkgs/development/tools/gomodifytags/default.nix b/pkgs/development/tools/gomodifytags/default.nix
index 08f95346306e2..2d256bbf72800 100644
--- a/pkgs/development/tools/gomodifytags/default.nix
+++ b/pkgs/development/tools/gomodifytags/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = {
     description = "Go tool to modify struct field tags";
+    mainProgram = "gomodifytags";
     homepage = "https://github.com/fatih/gomodifytags";
     maintainers = with lib.maintainers; [ vdemeester ];
     license = lib.licenses.bsd3;
diff --git a/pkgs/development/tools/gomplate/default.nix b/pkgs/development/tools/gomplate/default.nix
index d9268a40386bf..9be7b5a87fc7d 100644
--- a/pkgs/development/tools/gomplate/default.nix
+++ b/pkgs/development/tools/gomplate/default.nix
@@ -39,6 +39,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A flexible commandline tool for template rendering";
+    mainProgram = "gomplate";
     homepage = "https://gomplate.ca/";
     changelog = "https://github.com/hairyhenderson/gomplate/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/google-clasp/default.nix b/pkgs/development/tools/google-clasp/default.nix
index 99520de7349cf..2b2d6758410bf 100644
--- a/pkgs/development/tools/google-clasp/default.nix
+++ b/pkgs/development/tools/google-clasp/default.nix
@@ -21,6 +21,7 @@ buildNpmPackage rec {
 
   meta = with lib; {
     description = "Develop Apps Script Projects locally";
+    mainProgram = "clasp";
     homepage = "https://github.com/google/clasp#readme";
     changelog = "https://github.com/google/clasp/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/gopkgs/default.nix b/pkgs/development/tools/gopkgs/default.nix
index 7b57354e3ea74..ba7d9ffccde3f 100644
--- a/pkgs/development/tools/gopkgs/default.nix
+++ b/pkgs/development/tools/gopkgs/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = {
     description = "Tool to get list available Go packages";
+    mainProgram = "gopkgs";
     homepage = "https://github.com/uudashr/gopkgs";
     maintainers = with lib.maintainers; [ vdemeester ];
     license = lib.licenses.mit;
diff --git a/pkgs/development/tools/gops/default.nix b/pkgs/development/tools/gops/default.nix
index 6b191d00bf3bb..853be3e71caa2 100644
--- a/pkgs/development/tools/gops/default.nix
+++ b/pkgs/development/tools/gops/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A tool to list and diagnose Go processes currently running on your system";
+    mainProgram = "gops";
     homepage = "https://github.com/google/gops";
     license = licenses.bsd3;
     maintainers = with maintainers; [ pborzenkov ];
diff --git a/pkgs/development/tools/gore/default.nix b/pkgs/development/tools/gore/default.nix
index 4c6eac9f652a3..af9b48e85a382 100644
--- a/pkgs/development/tools/gore/default.nix
+++ b/pkgs/development/tools/gore/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Yet another Go REPL that works nicely";
+    mainProgram = "gore";
     homepage = "https://github.com/motemen/gore";
     license = licenses.mit;
     maintainers = with maintainers; [ offline ];
diff --git a/pkgs/development/tools/goresym/default.nix b/pkgs/development/tools/goresym/default.nix
index 14d4d959020c4..feec2b1aecb10 100644
--- a/pkgs/development/tools/goresym/default.nix
+++ b/pkgs/development/tools/goresym/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Go symbol recovery tool";
+    mainProgram = "GoReSym";
     homepage = "https://github.com/mandiant/GoReSym";
     license = licenses.mit;
     maintainers = with maintainers; [ thehedgeh0g ];
diff --git a/pkgs/development/tools/gosec/default.nix b/pkgs/development/tools/gosec/default.nix
index a59a331d23603..34d26d853e6b2 100644
--- a/pkgs/development/tools/gosec/default.nix
+++ b/pkgs/development/tools/gosec/default.nix
@@ -31,6 +31,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/securego/gosec";
     description = "Golang security checker";
+    mainProgram = "gosec";
     license = licenses.asl20;
     maintainers = with maintainers; [ kalbasit nilp0inter ];
   };
diff --git a/pkgs/development/tools/gotags/default.nix b/pkgs/development/tools/gotags/default.nix
index 9fa71187aa31f..f73bfa69693dc 100644
--- a/pkgs/development/tools/gotags/default.nix
+++ b/pkgs/development/tools/gotags/default.nix
@@ -25,6 +25,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "ctags-compatible tag generator for Go";
+    mainProgram = "gotags";
     homepage = "https://github.com/jstemmer/gotags";
     license = licenses.mit;
     maintainers = with maintainers; [ urandom ];
diff --git a/pkgs/development/tools/gotemplate/default.nix b/pkgs/development/tools/gotemplate/default.nix
index 706fa7312d54d..57dbba5db01e9 100644
--- a/pkgs/development/tools/gotemplate/default.nix
+++ b/pkgs/development/tools/gotemplate/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "CLI for go text/template";
+    mainProgram = "gotemplate";
     changelog = "https://github.com/coveooss/gotemplate/releases/tag/v${version}";
     license = licenses.mit;
     maintainers = with maintainers; [ giorgiga ];
diff --git a/pkgs/development/tools/gotest/default.nix b/pkgs/development/tools/gotest/default.nix
index e618b3e9532d4..172d2eb12edfe 100644
--- a/pkgs/development/tools/gotest/default.nix
+++ b/pkgs/development/tools/gotest/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "go test with colors";
+    mainProgram = "gotest";
     homepage = "https://github.com/rakyll/gotest";
     license = licenses.bsd3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/tools/gotests/default.nix b/pkgs/development/tools/gotests/default.nix
index 70d1861e74160..2086df1051bae 100644
--- a/pkgs/development/tools/gotests/default.nix
+++ b/pkgs/development/tools/gotests/default.nix
@@ -18,6 +18,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Generate Go tests from your source code";
+    mainProgram = "gotests";
     homepage = "https://github.com/cweill/gotests";
     maintainers = with maintainers; [ vdemeester ];
     license = licenses.asl20;
diff --git a/pkgs/development/tools/gotestsum/default.nix b/pkgs/development/tools/gotestsum/default.nix
index a944f344470cc..b5baad2037e4e 100644
--- a/pkgs/development/tools/gotestsum/default.nix
+++ b/pkgs/development/tools/gotestsum/default.nix
@@ -30,6 +30,7 @@ buildGoModule rec {
     homepage = "https://github.com/gotestyourself/gotestsum";
     changelog = "https://github.com/gotestyourself/gotestsum/releases/tag/v${version}";
     description = "A human friendly `go test` runner";
+    mainProgram = "gotestsum";
     platforms = platforms.linux ++ platforms.darwin;
     license = licenses.asl20;
     maintainers = with maintainers; [ endocrimes ];
diff --git a/pkgs/development/tools/gotraceui/default.nix b/pkgs/development/tools/gotraceui/default.nix
index 15cc09ffebd2e..8f1bbb6a601e8 100644
--- a/pkgs/development/tools/gotraceui/default.nix
+++ b/pkgs/development/tools/gotraceui/default.nix
@@ -37,6 +37,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "An efficient frontend for Go execution traces";
+    mainProgram = "gotraceui";
     homepage = "https://github.com/dominikh/gotraceui";
     platforms = platforms.linux;
     license = licenses.mit;
diff --git a/pkgs/development/tools/govers/default.nix b/pkgs/development/tools/govers/default.nix
index eb234c82fc088..dbcb38e08e18d 100644
--- a/pkgs/development/tools/govers/default.nix
+++ b/pkgs/development/tools/govers/default.nix
@@ -17,4 +17,5 @@ buildGoPackage rec {
 
   doCheck = false; # fails, silently
 
+  meta.mainProgram = "govers";
 }
diff --git a/pkgs/development/tools/gox/default.nix b/pkgs/development/tools/gox/default.nix
index 2cd8bbd8e06cd..f36c546a1fe56 100644
--- a/pkgs/development/tools/gox/default.nix
+++ b/pkgs/development/tools/gox/default.nix
@@ -30,6 +30,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/mitchellh/gox";
     description = "A dead simple, no frills Go cross compile tool";
+    mainProgram = "gox";
     license = licenses.mpl20;
     maintainers = with maintainers; [ azahi ];
   };
diff --git a/pkgs/development/tools/gpp/default.nix b/pkgs/development/tools/gpp/default.nix
index 9e49b0c0284fd..902c0bbf02b53 100644
--- a/pkgs/development/tools/gpp/default.nix
+++ b/pkgs/development/tools/gpp/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "General-purpose preprocessor with customizable syntax";
+    mainProgram = "gpp";
     homepage = "https://logological.org/gpp";
     license = licenses.lgpl3;
     maintainers = with maintainers; [ nmattia ];
diff --git a/pkgs/development/tools/gptcommit/default.nix b/pkgs/development/tools/gptcommit/default.nix
index 19d18edf1c42b..2d5251a4126c8 100644
--- a/pkgs/development/tools/gptcommit/default.nix
+++ b/pkgs/development/tools/gptcommit/default.nix
@@ -39,6 +39,7 @@ rustPlatform.buildRustPackage {
 
   meta = with lib; {
     description = "A git prepare-commit-msg hook for authoring commit messages with GPT-3. ";
+    mainProgram = "gptcommit";
     homepage = "https://github.com/zurawiki/gptcommit";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ happysalada ];
diff --git a/pkgs/development/tools/gqlgenc/default.nix b/pkgs/development/tools/gqlgenc/default.nix
index 252713e6848ec..fff705c4051a5 100644
--- a/pkgs/development/tools/gqlgenc/default.nix
+++ b/pkgs/development/tools/gqlgenc/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Go tool for building GraphQL client with gqlgen";
+    mainProgram = "gqlgenc";
     homepage = "https://github.com/Yamashou/gqlgenc";
     license = licenses.mit;
     maintainers = with maintainers; [ milran ];
diff --git a/pkgs/development/tools/grabserial/default.nix b/pkgs/development/tools/grabserial/default.nix
index 2ce3ff49c417b..e26dcf63f77b7 100644
--- a/pkgs/development/tools/grabserial/default.nix
+++ b/pkgs/development/tools/grabserial/default.nix
@@ -18,6 +18,7 @@ python3Packages.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Python based serial dump and timing program";
+    mainProgram = "grabserial";
     homepage = "https://github.com/tbird20d/grabserial";
     license = licenses.gpl2;
     maintainers = with maintainers; [ vmandela ];
diff --git a/pkgs/development/tools/graphql-client/default.nix b/pkgs/development/tools/graphql-client/default.nix
index b41a7a02bdc6b..428ebf9080da9 100644
--- a/pkgs/development/tools/graphql-client/default.nix
+++ b/pkgs/development/tools/graphql-client/default.nix
@@ -21,6 +21,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A GraphQL tool for Rust projects";
+    mainProgram = "graphql-client";
     homepage = "https://github.com/graphql-rust/graphql-client";
     license = with licenses; [ asl20 /* or */ mit ];
     maintainers = with maintainers; [ bbigras ];
diff --git a/pkgs/development/tools/gron/default.nix b/pkgs/development/tools/gron/default.nix
index cc8a721902773..4ef6216c370b9 100644
--- a/pkgs/development/tools/gron/default.nix
+++ b/pkgs/development/tools/gron/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Make JSON greppable!";
+    mainProgram = "gron";
     longDescription = ''
       gron transforms JSON into discrete assignments to make it easier to grep
       for what you want and see the absolute 'path' to it. It eases the
diff --git a/pkgs/development/tools/guile/g-wrap/default.nix b/pkgs/development/tools/guile/g-wrap/default.nix
index 516076012423d..30aa5d12a849a 100644
--- a/pkgs/development/tools/guile/g-wrap/default.nix
+++ b/pkgs/development/tools/guile/g-wrap/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A wrapper generator for Guile";
+    mainProgram = "g-wrap-config";
     longDescription = ''
       G-Wrap is a tool (and Guile library) for generating function wrappers for
       inter-language calls.  It currently only supports generating Guile
diff --git a/pkgs/development/tools/guile/guile-hall/default.nix b/pkgs/development/tools/guile/guile-hall/default.nix
index b786a3427373e..3c57fb4da8ce0 100644
--- a/pkgs/development/tools/guile/guile-hall/default.nix
+++ b/pkgs/development/tools/guile/guile-hall/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Project manager and build tool for GNU guile";
+    mainProgram = "hall";
     homepage = "https://gitlab.com/a-sassmannshausen/guile-hall";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ sikmir ];
diff --git a/pkgs/development/tools/halfempty/default.nix b/pkgs/development/tools/halfempty/default.nix
index 113647da9ff88..62b0d161b4123 100644
--- a/pkgs/development/tools/halfempty/default.nix
+++ b/pkgs/development/tools/halfempty/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Fast, parallel test case minimization tool";
+    mainProgram = "halfempty";
     homepage = "https://github.com/googleprojectzero/halfempty/";
     maintainers = with lib.maintainers; [ fpletz ];
     license = with lib.licenses; [ asl20 ];
diff --git a/pkgs/development/tools/haskell/mueval/default.nix b/pkgs/development/tools/haskell/mueval/default.nix
index 0cbe573872825..aaa3ad98e7e1a 100644
--- a/pkgs/development/tools/haskell/mueval/default.nix
+++ b/pkgs/development/tools/haskell/mueval/default.nix
@@ -25,4 +25,5 @@ in stdenv.mkDerivation {
   '';
 
   passthru = { inherit defaultPkgs; };
+  meta.mainProgram = "mueval";
 }
diff --git a/pkgs/development/tools/hatch/default.nix b/pkgs/development/tools/hatch/default.nix
index 2e967097d065f..4f3dec85ff67d 100644
--- a/pkgs/development/tools/hatch/default.nix
+++ b/pkgs/development/tools/hatch/default.nix
@@ -94,6 +94,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Modern, extensible Python project manager";
+    mainProgram = "hatch";
     homepage = "https://hatch.pypa.io/latest/";
     changelog = "https://github.com/pypa/hatch/blob/hatch-v${version}/docs/history/hatch.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/hcloud/default.nix b/pkgs/development/tools/hcloud/default.nix
index 6cfebf31ec898..621defa3e455b 100644
--- a/pkgs/development/tools/hcloud/default.nix
+++ b/pkgs/development/tools/hcloud/default.nix
@@ -35,6 +35,7 @@ buildGoModule rec {
   meta = with lib; {
     changelog = "https://github.com/hetznercloud/cli/releases/tag/v${version}";
     description = "A command-line interface for Hetzner Cloud, a provider for cloud virtual private servers";
+    mainProgram = "hcloud";
     homepage = "https://github.com/hetznercloud/cli";
     license = licenses.mit;
     maintainers = with maintainers; [ zauberpony techknowlogick ];
diff --git a/pkgs/development/tools/headache/default.nix b/pkgs/development/tools/headache/default.nix
index 7ed2492901361..52e7da939b222 100644
--- a/pkgs/development/tools/headache/default.nix
+++ b/pkgs/development/tools/headache/default.nix
@@ -22,6 +22,7 @@ buildDunePackage rec {
   meta = with lib; {
     homepage = "https://github.com/frama-c/${pname}";
     description = "Lightweight tool for managing headers in source code files";
+    mainProgram = "headache";
     license = licenses.lgpl2Plus;
     maintainers = with maintainers; [ niols ];
   };
diff --git a/pkgs/development/tools/heroku/default.nix b/pkgs/development/tools/heroku/default.nix
index 1958517a95c94..d2257d7af25df 100644
--- a/pkgs/development/tools/heroku/default.nix
+++ b/pkgs/development/tools/heroku/default.nix
@@ -38,6 +38,7 @@ stdenv.mkDerivation {
   meta = {
     homepage = "https://devcenter.heroku.com/articles/heroku-cli";
     description = "Everything you need to get started using Heroku";
+    mainProgram = "heroku";
     maintainers = with lib.maintainers; [ aflatter mirdhyn marsam ];
     license = lib.licenses.mit;
     platforms = with lib.platforms; unix;
diff --git a/pkgs/development/tools/hors/default.nix b/pkgs/development/tools/hors/default.nix
index 579a2a27922f2..39710ad74acdb 100644
--- a/pkgs/development/tools/hors/default.nix
+++ b/pkgs/development/tools/hors/default.nix
@@ -20,6 +20,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Instant coding answers via the command line";
+    mainProgram = "hors";
     homepage = "https://github.com/windsoilder/hors";
     changelog = "https://github.com/WindSoilder/hors/blob/v${version}/CHANGELOG.md";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/tools/hostess/default.nix b/pkgs/development/tools/hostess/default.nix
index 7bf78c403318c..f15f67e3b7cb5 100644
--- a/pkgs/development/tools/hostess/default.nix
+++ b/pkgs/development/tools/hostess/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "An idempotent command-line utility for managing your /etc/hosts* file.";
+    mainProgram = "hostess";
     license = licenses.mit;
     maintainers = with maintainers; [ edlimerkaj ];
   };
diff --git a/pkgs/development/tools/hred/default.nix b/pkgs/development/tools/hred/default.nix
index 5e9b7f9122b90..040035dbe0dc4 100644
--- a/pkgs/development/tools/hred/default.nix
+++ b/pkgs/development/tools/hred/default.nix
@@ -25,6 +25,7 @@ buildNpmPackage rec {
 
   meta = {
     description = "A command-line tool to extract data from HTML";
+    mainProgram = "hred";
     license = lib.licenses.mit;
     homepage = "https://github.com/danburzo/hred";
     maintainers = with lib.maintainers; [ tejing ];
diff --git a/pkgs/development/tools/htmltest/default.nix b/pkgs/development/tools/htmltest/default.nix
index 4d9db942cdbc3..cbb82695a46e1 100644
--- a/pkgs/development/tools/htmltest/default.nix
+++ b/pkgs/development/tools/htmltest/default.nix
@@ -27,6 +27,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Tool to test generated HTML output";
+    mainProgram = "htmltest";
     longDescription = ''
       htmltest runs your HTML output through a series of checks to ensure all your
       links, images, scripts references work, your alt tags are filled in, etc.
diff --git a/pkgs/development/tools/icr/default.nix b/pkgs/development/tools/icr/default.nix
index 7f6b0440b9495..21c1b53244595 100644
--- a/pkgs/development/tools/icr/default.nix
+++ b/pkgs/development/tools/icr/default.nix
@@ -38,6 +38,7 @@ crystal.buildCrystalPackage rec {
 
   meta = with lib; {
     description = "Interactive console for the Crystal programming language";
+    mainProgram = "icr";
     homepage = "https://github.com/crystal-community/icr";
     license = licenses.mit;
     maintainers = with maintainers; [ peterhoeg ];
diff --git a/pkgs/development/tools/iferr/default.nix b/pkgs/development/tools/iferr/default.nix
index 0e8f797f77ce2..9a7b25a4cb40a 100644
--- a/pkgs/development/tools/iferr/default.nix
+++ b/pkgs/development/tools/iferr/default.nix
@@ -20,6 +20,7 @@ buildGoPackage rec {
 
   meta = with lib; {
     description = ''Generate "if err != nil {" block'';
+    mainProgram = "iferr";
     homepage = "https://github.com/koron/iferr";
     license = licenses.mit;
     maintainers = with maintainers; [ kalbasit ];
diff --git a/pkgs/development/tools/ijq/default.nix b/pkgs/development/tools/ijq/default.nix
index 45a8ca79d2363..aa7d7724acba3 100644
--- a/pkgs/development/tools/ijq/default.nix
+++ b/pkgs/development/tools/ijq/default.nix
@@ -29,6 +29,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Interactive wrapper for jq";
+    mainProgram = "ijq";
     homepage = "https://git.sr.ht/~gpanders/ijq";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ justinas SuperSandro2000 ];
diff --git a/pkgs/development/tools/ilspycmd/default.nix b/pkgs/development/tools/ilspycmd/default.nix
index 265a17f224d9b..b04bb86f4443f 100644
--- a/pkgs/development/tools/ilspycmd/default.nix
+++ b/pkgs/development/tools/ilspycmd/default.nix
@@ -34,6 +34,7 @@ buildDotnetModule rec {
 
   meta = with lib; {
     description = "Tool for decompiling .NET assemblies and generating portable PDBs";
+    mainProgram = "ilspycmd";
     homepage = "https://github.com/icsharpcode/ILSpy";
     changelog = "https://github.com/icsharpcode/ILSpy/releases/tag/${src.rev}";
     license = with licenses; [
diff --git a/pkgs/development/tools/img/default.nix b/pkgs/development/tools/img/default.nix
index b14e6e3b2615c..0dab6b28dc741 100644
--- a/pkgs/development/tools/img/default.nix
+++ b/pkgs/development/tools/img/default.nix
@@ -48,6 +48,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Standalone, daemon-less, unprivileged Dockerfile and OCI compatible container image builder. ";
+    mainProgram = "img";
     license = licenses.mit;
     homepage = "https://github.com/genuinetools/img";
     maintainers = with maintainers; [ bryanasdev000 ];
diff --git a/pkgs/development/tools/impl/default.nix b/pkgs/development/tools/impl/default.nix
index bec08cb7e90ce..c4f5ec41c4ad6 100644
--- a/pkgs/development/tools/impl/default.nix
+++ b/pkgs/development/tools/impl/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Generate method stubs for implementing an interface";
+    mainProgram = "impl";
     homepage = "https://github.com/josharian/impl";
     license = licenses.mit;
     maintainers = with maintainers; [ kalbasit ];
diff --git a/pkgs/development/tools/ineffassign/default.nix b/pkgs/development/tools/ineffassign/default.nix
index cd4f41ad670eb..0febc4db51e7b 100644
--- a/pkgs/development/tools/ineffassign/default.nix
+++ b/pkgs/development/tools/ineffassign/default.nix
@@ -24,6 +24,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Detect ineffectual assignments in Go code";
+    mainProgram = "ineffassign";
     homepage = "https://github.com/gordonklaus/ineffassign";
     license = licenses.mit;
     maintainers = with maintainers; [ kalbasit ];
diff --git a/pkgs/development/tools/initool/default.nix b/pkgs/development/tools/initool/default.nix
index 5658ba1eafdf5..a37d74afbd6a2 100644
--- a/pkgs/development/tools/initool/default.nix
+++ b/pkgs/development/tools/initool/default.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
     inherit (mlton.meta) platforms;
 
     description = "Manipulate INI files from the command line";
+    mainProgram = "initool";
     homepage = "https://github.com/dbohdan/initool";
     license = licenses.mit;
     maintainers = with maintainers; [ e1mo ];
diff --git a/pkgs/development/tools/irony-server/default.nix b/pkgs/development/tools/irony-server/default.nix
index 192a33ad7ca75..d3c0818a829c5 100644
--- a/pkgs/development/tools/irony-server/default.nix
+++ b/pkgs/development/tools/irony-server/default.nix
@@ -13,6 +13,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "The server part of irony";
+    mainProgram = "irony-server";
     homepage = "https://melpa.org/#/irony";
     maintainers = [ maintainers.deepfire ];
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/java/cfr/default.nix b/pkgs/development/tools/java/cfr/default.nix
index 7dfd1a0841623..9604b8df2ff18 100644
--- a/pkgs/development/tools/java/cfr/default.nix
+++ b/pkgs/development/tools/java/cfr/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Another java decompiler";
+    mainProgram = "cfr";
     longDescription = ''
       CFR will decompile modern Java features - Java 8 lambdas (pre and post
       Java beta 103 changes), Java 7 String switches etc, but is written
diff --git a/pkgs/development/tools/java/java-language-server/default.nix b/pkgs/development/tools/java/java-language-server/default.nix
index d1f050f326f15..0cca4d4ca56ed 100644
--- a/pkgs/development/tools/java/java-language-server/default.nix
+++ b/pkgs/development/tools/java/java-language-server/default.nix
@@ -53,6 +53,7 @@ maven.buildMavenPackage rec {
 
   meta = with lib; {
     description = "A Java language server based on v3.0 of the protocol and implemented using the Java compiler API";
+    mainProgram = "java-language-server";
     homepage = "https://github.com/georgewfraser/java-language-server";
     license = licenses.mit;
     maintainers = with maintainers; [ hqurve ];
diff --git a/pkgs/development/tools/java/jextract/default.nix b/pkgs/development/tools/java/jextract/default.nix
index d4b514d43fef2..45879c8c64cc9 100644
--- a/pkgs/development/tools/java/jextract/default.nix
+++ b/pkgs/development/tools/java/jextract/default.nix
@@ -89,6 +89,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "A tool which mechanically generates Java bindings from a native library headers";
+    mainProgram = "jextract";
     homepage = "https://github.com/openjdk/jextract";
     license = licenses.gpl2Only;
     maintainers = with maintainers; [ sharzy ];
diff --git a/pkgs/development/tools/java/sawjap/default.nix b/pkgs/development/tools/java/sawjap/default.nix
index 0686d4fb2ed46..bc48b0342ab2b 100644
--- a/pkgs/development/tools/java/sawjap/default.nix
+++ b/pkgs/development/tools/java/sawjap/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation {
 
   meta = sawja.meta // {
     description = "Pretty-print .class files";
+    mainProgram = "sawjap";
   };
 
 }
diff --git a/pkgs/development/tools/java/visualvm/default.nix b/pkgs/development/tools/java/visualvm/default.nix
index 04b74bc525706..6b5a53e92105f 100644
--- a/pkgs/development/tools/java/visualvm/default.nix
+++ b/pkgs/development/tools/java/visualvm/default.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A visual interface for viewing information about Java applications";
+    mainProgram = "visualvm";
     longDescription = ''
       VisualVM is a visual tool integrating several commandline JDK
       tools and lightweight profiling capabilities. Designed for both
diff --git a/pkgs/development/tools/jbang/default.nix b/pkgs/development/tools/jbang/default.nix
index 836847350e7bc..4722180150391 100644
--- a/pkgs/development/tools/jbang/default.nix
+++ b/pkgs/development/tools/jbang/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Run java as scripts anywhere";
+    mainProgram = "jbang";
     longDescription = ''
       jbang uses the java language to build scripts similar to groovy scripts. Dependencies are automatically
       downloaded and the java code runs.
diff --git a/pkgs/development/tools/jf/default.nix b/pkgs/development/tools/jf/default.nix
index f28a02bbb24cf..2c32a888f34e1 100644
--- a/pkgs/development/tools/jf/default.nix
+++ b/pkgs/development/tools/jf/default.nix
@@ -24,6 +24,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A small utility to safely format and print JSON objects in the commandline";
+    mainProgram = "jf";
     homepage = "https://github.com/sayanarijit/jf";
     license = licenses.mit;
     maintainers = [ maintainers.sayanarijit ];
diff --git a/pkgs/development/tools/jfmt/default.nix b/pkgs/development/tools/jfmt/default.nix
index 45a18edfffbef..98fe184e0329e 100644
--- a/pkgs/development/tools/jfmt/default.nix
+++ b/pkgs/development/tools/jfmt/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "CLI utility to format json files";
+    mainProgram = "jfmt";
     homepage = "https://github.com/scruffystuffs/jfmt.rs";
     changelog = "https://github.com/scruffystuffs/jfmt.rs/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/jid/default.nix b/pkgs/development/tools/jid/default.nix
index c4c891778114c..cecb179c467ec 100644
--- a/pkgs/development/tools/jid/default.nix
+++ b/pkgs/development/tools/jid/default.nix
@@ -27,6 +27,7 @@ buildGoModule rec {
 
   meta = {
     description = "A command-line tool to incrementally drill down JSON";
+    mainProgram = "jid";
     homepage = "https://github.com/simeji/jid";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ stesie ];
diff --git a/pkgs/development/tools/jless/default.nix b/pkgs/development/tools/jless/default.nix
index 6c6c70f89092e..a07db6781ef34 100644
--- a/pkgs/development/tools/jless/default.nix
+++ b/pkgs/development/tools/jless/default.nix
@@ -21,6 +21,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A command-line pager for JSON data";
+    mainProgram = "jless";
     homepage = "https://jless.io";
     changelog = "https://github.com/PaulJuliusMartinez/jless/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/jp/default.nix b/pkgs/development/tools/jp/default.nix
index f606fd19d48fd..7c59234f6f937 100644
--- a/pkgs/development/tools/jp/default.nix
+++ b/pkgs/development/tools/jp/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A command line interface to the JMESPath expression language for JSON";
+    mainProgram = "jp";
     homepage = "https://github.com/jmespath/jp";
     maintainers = with maintainers; [ cransom ];
     license = licenses.asl20;
diff --git a/pkgs/development/tools/jpexs/default.nix b/pkgs/development/tools/jpexs/default.nix
index c61246016a8b0..f9ba57b10e8bd 100644
--- a/pkgs/development/tools/jpexs/default.nix
+++ b/pkgs/development/tools/jpexs/default.nix
@@ -42,6 +42,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Flash SWF decompiler and editor";
+    mainProgram = "ffdec";
     longDescription = ''
       Open-source Flash SWF decompiler and editor. Extract resources,
       convert SWF to FLA, edit ActionScript, replace images, sounds,
diff --git a/pkgs/development/tools/jqp/default.nix b/pkgs/development/tools/jqp/default.nix
index 58902f43d31b6..9c604d5cab4c1 100644
--- a/pkgs/development/tools/jqp/default.nix
+++ b/pkgs/development/tools/jqp/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A TUI playground to experiment with jq";
+    mainProgram = "jqp";
     homepage = "https://github.com/noahgorstein/jqp";
     license = licenses.mit;
     maintainers = with maintainers; [ dit7ya ];
diff --git a/pkgs/development/tools/jsduck/default.nix b/pkgs/development/tools/jsduck/default.nix
index 5c11b87f76ff2..debd33c807457 100644
--- a/pkgs/development/tools/jsduck/default.nix
+++ b/pkgs/development/tools/jsduck/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Simple JavaScript Duckumentation generator";
+    mainProgram = "jsduck";
     homepage    = "https://github.com/senchalabs/jsduck";
     license     = with licenses; gpl3;
     maintainers = with maintainers; [ periklis nicknovitski ];
diff --git a/pkgs/development/tools/json2hcl/default.nix b/pkgs/development/tools/json2hcl/default.nix
index 47ee2cfe4bf14..39fa629df62b6 100644
--- a/pkgs/development/tools/json2hcl/default.nix
+++ b/pkgs/development/tools/json2hcl/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Convert JSON to HCL, and vice versa";
+    mainProgram = "json2hcl";
     homepage = "https://github.com/kvz/json2hcl";
     license = licenses.mit;
     maintainers = with maintainers; [ matthewbauer ];
diff --git a/pkgs/development/tools/jtc/default.nix b/pkgs/development/tools/jtc/default.nix
index c8a13c07cb607..399b9a0f70665 100644
--- a/pkgs/development/tools/jtc/default.nix
+++ b/pkgs/development/tools/jtc/default.nix
@@ -37,6 +37,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "JSON manipulation and transformation tool";
+    mainProgram = "jtc";
     homepage = "https://github.com/ldn-softdev/jtc";
     license = licenses.mit;
     maintainers = [ maintainers.marsam ];
diff --git a/pkgs/development/tools/k6/default.nix b/pkgs/development/tools/k6/default.nix
index c5c8f85e91265..407a7c79760eb 100644
--- a/pkgs/development/tools/k6/default.nix
+++ b/pkgs/development/tools/k6/default.nix
@@ -31,6 +31,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A modern load testing tool, using Go and JavaScript";
+    mainProgram = "k6";
     homepage = "https://k6.io/";
     changelog = "https://github.com/grafana/k6/releases/tag/v${version}";
     license = licenses.agpl3Plus;
diff --git a/pkgs/development/tools/kaf/default.nix b/pkgs/development/tools/kaf/default.nix
index 89ed7a8b276d8..eb098c2728734 100644
--- a/pkgs/development/tools/kaf/default.nix
+++ b/pkgs/development/tools/kaf/default.nix
@@ -18,6 +18,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Modern CLI for Apache Kafka, written in Go";
+    mainProgram = "kaf";
     homepage = "https://github.com/birdayz/kaf";
     license = licenses.asl20;
     maintainers = with maintainers; [ zarelit ];
diff --git a/pkgs/development/tools/kafka-delta-ingest/default.nix b/pkgs/development/tools/kafka-delta-ingest/default.nix
index 9f8983305f7cf..2af697dac6886 100644
--- a/pkgs/development/tools/kafka-delta-ingest/default.nix
+++ b/pkgs/development/tools/kafka-delta-ingest/default.nix
@@ -44,6 +44,7 @@ rustPlatform.buildRustPackage rec {
   meta = with lib; {
     broken = stdenv.isDarwin;
     description = "A highly efficient daemon for streaming data from Kafka into Delta Lake";
+    mainProgram = "kafka-delta-ingest";
     homepage = "https://github.com/delta-io/kafka-delta-ingest";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/tools/kafkactl/default.nix b/pkgs/development/tools/kafkactl/default.nix
index ef5aafa501e62..f184eeb653a47 100644
--- a/pkgs/development/tools/kafkactl/default.nix
+++ b/pkgs/development/tools/kafkactl/default.nix
@@ -22,6 +22,7 @@ buildGoModule rec {
     homepage = "https://github.com/deviceinsight/kafkactl";
     changelog = "https://github.com/deviceinsight/kafkactl/blob/v${version}/CHANGELOG.md";
     description = "Command Line Tool for managing Apache Kafka";
+    mainProgram = "kafkactl";
     longDescription = ''
       A command-line interface for interaction with Apache Kafka.
       Features:
diff --git a/pkgs/development/tools/karate/default.nix b/pkgs/development/tools/karate/default.nix
index bd99903e984f2..1b5a08d5e674c 100644
--- a/pkgs/development/tools/karate/default.nix
+++ b/pkgs/development/tools/karate/default.nix
@@ -20,6 +20,7 @@ stdenvNoCC.mkDerivation rec {
 
   meta = with lib; {
     description = "API Test Automation Made Simple";
+    mainProgram = "karate";
     longDescription = ''
       Karate is the only open-source tool to combine API
       test-automation, mocks, performance-testing and even UI
diff --git a/pkgs/development/tools/kcat/default.nix b/pkgs/development/tools/kcat/default.nix
index f363e4e51039e..8ece67da031e2 100644
--- a/pkgs/development/tools/kcat/default.nix
+++ b/pkgs/development/tools/kcat/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A generic non-JVM producer and consumer for Apache Kafka";
+    mainProgram = "kcat";
     homepage = "https://github.com/edenhill/kcat";
     license = licenses.bsd2;
     platforms = platforms.linux ++ platforms.darwin;
diff --git a/pkgs/development/tools/kdash/default.nix b/pkgs/development/tools/kdash/default.nix
index 73746875247dc..505aead90fd61 100644
--- a/pkgs/development/tools/kdash/default.nix
+++ b/pkgs/development/tools/kdash/default.nix
@@ -30,6 +30,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A simple and fast dashboard for Kubernetes";
+    mainProgram = "kdash";
     homepage = "https://github.com/kdash-rs/kdash";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ matthiasbeyer ];
diff --git a/pkgs/development/tools/kgt/default.nix b/pkgs/development/tools/kgt/default.nix
index cb716e317d6ff..e0ef6bd6d15d5 100644
--- a/pkgs/development/tools/kgt/default.nix
+++ b/pkgs/development/tools/kgt/default.nix
@@ -66,6 +66,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "BNF wrangling and railroad diagrams";
+    mainProgram = "kgt";
     longDescription = ''
       KGT: Kate's Grammar Tool
 
diff --git a/pkgs/development/tools/knightos/genkfs/default.nix b/pkgs/development/tools/knightos/genkfs/default.nix
index fc13b68258abe..c3bf1a1e7a75b 100644
--- a/pkgs/development/tools/knightos/genkfs/default.nix
+++ b/pkgs/development/tools/knightos/genkfs/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage    = "https://knightos.org/";
     description = "Utility to write a KFS filesystem into a ROM file";
+    mainProgram = "genkfs";
     license     = licenses.mit;
     maintainers = with maintainers; [ siraben ];
     platforms   = platforms.all;
diff --git a/pkgs/development/tools/knightos/kcc/default.nix b/pkgs/development/tools/knightos/kcc/default.nix
index 90a493697c8a5..3de660ce065c9 100644
--- a/pkgs/development/tools/knightos/kcc/default.nix
+++ b/pkgs/development/tools/knightos/kcc/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage    = "https://knightos.org/";
     description = "KnightOS C compiler";
+    mainProgram = "kcc";
     license     = licenses.gpl2Plus;
     maintainers = with maintainers; [ siraben ];
     platforms   = platforms.unix;
diff --git a/pkgs/development/tools/knightos/kimg/default.nix b/pkgs/development/tools/knightos/kimg/default.nix
index 70eea0f7b6a4f..b987d11ce4bd4 100644
--- a/pkgs/development/tools/knightos/kimg/default.nix
+++ b/pkgs/development/tools/knightos/kimg/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage    = "https://knightos.org/";
     description = "Converts image formats supported by stb_image to the KnightOS image format";
+    mainProgram = "kimg";
     license     = licenses.mit;
     maintainers = with maintainers; [ siraben ];
     platforms   = platforms.all;
diff --git a/pkgs/development/tools/knightos/kpack/default.nix b/pkgs/development/tools/knightos/kpack/default.nix
index 447959a1e6129..5035b064b6554 100644
--- a/pkgs/development/tools/knightos/kpack/default.nix
+++ b/pkgs/development/tools/knightos/kpack/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage    = "https://knightos.org/";
     description = "A tool to create or extract KnightOS packages";
+    mainProgram = "kpack";
     license     = licenses.lgpl2Only;
     maintainers = with maintainers; [ siraben ];
     platforms   = platforms.unix;
diff --git a/pkgs/development/tools/knightos/mkrom/default.nix b/pkgs/development/tools/knightos/mkrom/default.nix
index 21caa5b8b32a4..a95f9530992a0 100644
--- a/pkgs/development/tools/knightos/mkrom/default.nix
+++ b/pkgs/development/tools/knightos/mkrom/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage    = "https://knightos.org/";
     description = "Packages KnightOS distribution files into a ROM";
+    mainProgram = "mkrom";
     license     = licenses.mit;
     maintainers = with maintainers; [ siraben ];
     platforms   = platforms.all;
diff --git a/pkgs/development/tools/knightos/mktiupgrade/default.nix b/pkgs/development/tools/knightos/mktiupgrade/default.nix
index efe8d454b2c45..0cd8553458666 100644
--- a/pkgs/development/tools/knightos/mktiupgrade/default.nix
+++ b/pkgs/development/tools/knightos/mktiupgrade/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage    = "https://knightos.org/";
     description = "Makes TI calculator upgrade files from ROM dumps";
+    mainProgram = "mktiupgrade";
     license     = licenses.mit;
     maintainers = with maintainers; [ siraben ];
     platforms   = platforms.unix;
diff --git a/pkgs/development/tools/knightos/patchrom/default.nix b/pkgs/development/tools/knightos/patchrom/default.nix
index 67d7159e50215..6eb4e2b308b45 100644
--- a/pkgs/development/tools/knightos/patchrom/default.nix
+++ b/pkgs/development/tools/knightos/patchrom/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage    = "https://knightos.org/";
     description = "Patches jumptables into TI calculator ROM files and generates an include file";
+    mainProgram = "patchrom";
     license     = licenses.mit;
     maintainers = with maintainers; [ siraben ];
     platforms   = platforms.unix;
diff --git a/pkgs/development/tools/ko/default.nix b/pkgs/development/tools/ko/default.nix
index 26ce9b428cf1f..f8fa01526b9dd 100644
--- a/pkgs/development/tools/ko/default.nix
+++ b/pkgs/development/tools/ko/default.nix
@@ -59,6 +59,7 @@ buildGoModule rec {
     homepage = "https://github.com/ko-build/ko";
     changelog = "https://github.com/ko-build/ko/releases/tag/v${version}";
     description = "Build and deploy Go applications on Kubernetes";
+    mainProgram = "ko";
     longDescription = ''
       ko is a simple, fast container image builder for Go applications.
       It's ideal for use cases where your image contains a single Go application without any/many dependencies on the OS base image (e.g. no cgo, no OS package dependencies).
diff --git a/pkgs/development/tools/konf/default.nix b/pkgs/development/tools/konf/default.nix
index 5a1a4c7bc547c..bfbf71b6f5f14 100644
--- a/pkgs/development/tools/konf/default.nix
+++ b/pkgs/development/tools/konf/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Lightweight and blazing fast kubeconfig manager which allows to use different kubeconfigs at the same time";
+    mainProgram = "konf-go";
     homepage = "https://github.com/SimonTheLeg/konf-go";
     license = licenses.asl20;
     maintainers = with maintainers; [ arikgrahl ];
diff --git a/pkgs/development/tools/konstraint/default.nix b/pkgs/development/tools/konstraint/default.nix
index b60011095f448..8d6b4e6ac8de0 100644
--- a/pkgs/development/tools/konstraint/default.nix
+++ b/pkgs/development/tools/konstraint/default.nix
@@ -38,6 +38,7 @@ buildGoModule rec {
     homepage = "https://github.com/plexsystems/konstraint";
     changelog = "https://github.com/plexsystems/konstraint/releases/tag/v${version}";
     description = "A policy management tool for interacting with Gatekeeper";
+    mainProgram = "konstraint";
     longDescription = ''
       konstraint is a CLI tool to assist with the creation and management of templates and constraints when using
       Gatekeeper. Automatically copy Rego to the ConstraintTemplate. Automatically update all ConstraintTemplates with
diff --git a/pkgs/development/tools/krankerl/default.nix b/pkgs/development/tools/krankerl/default.nix
index 6951b358b6b06..0e04733e375e0 100644
--- a/pkgs/development/tools/krankerl/default.nix
+++ b/pkgs/development/tools/krankerl/default.nix
@@ -39,6 +39,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A CLI helper to manage, package and publish Nextcloud apps";
+    mainProgram = "krankerl";
     homepage = "https://github.com/ChristophWurst/krankerl";
     license = licenses.gpl3Only;
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/krew/default.nix b/pkgs/development/tools/krew/default.nix
index 900698989a457..8fc0570800a97 100644
--- a/pkgs/development/tools/krew/default.nix
+++ b/pkgs/development/tools/krew/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Package manager for kubectl plugins";
+    mainProgram = "krew";
     homepage = "https://github.com/kubernetes-sigs/krew";
     maintainers = with maintainers; [ vdemeester ];
     license = lib.licenses.asl20;
diff --git a/pkgs/development/tools/kube-prompt/default.nix b/pkgs/development/tools/kube-prompt/default.nix
index 52449342630e4..cdf2632811fca 100644
--- a/pkgs/development/tools/kube-prompt/default.nix
+++ b/pkgs/development/tools/kube-prompt/default.nix
@@ -18,6 +18,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "An interactive kubernetes client featuring auto-complete";
+    mainProgram = "kube-prompt";
     license = licenses.mit;
     homepage = "https://github.com/c-bata/kube-prompt";
     maintainers = with maintainers; [ vdemeester ];
diff --git a/pkgs/development/tools/kubeprompt/default.nix b/pkgs/development/tools/kubeprompt/default.nix
index 28f628389d292..b1122ac69cb48 100644
--- a/pkgs/development/tools/kubeprompt/default.nix
+++ b/pkgs/development/tools/kubeprompt/default.nix
@@ -23,6 +23,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Kubernetes prompt";
+    mainProgram = "kubeprompt";
     homepage = "https://github.com/jlesquembre/kubeprompt";
     license = licenses.epl20;
     maintainers = with maintainers; [ jlesquembre ];
diff --git a/pkgs/development/tools/kubie/default.nix b/pkgs/development/tools/kubie/default.nix
index 550e99d97e08b..ee0e34f144c9e 100644
--- a/pkgs/development/tools/kubie/default.nix
+++ b/pkgs/development/tools/kubie/default.nix
@@ -23,6 +23,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Shell independent context and namespace switcher for kubectl";
+    mainProgram = "kubie";
     homepage = "https://github.com/sbstp/kubie";
     license = with licenses; [ zlib ];
     maintainers = with maintainers; [ illiusdope ];
diff --git a/pkgs/development/tools/kustomize/4.nix b/pkgs/development/tools/kustomize/4.nix
index bb31aeefc39ab..9b3b73e048684 100644
--- a/pkgs/development/tools/kustomize/4.nix
+++ b/pkgs/development/tools/kustomize/4.nix
@@ -36,6 +36,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Customization of kubernetes YAML configurations";
+    mainProgram = "kustomize";
     longDescription = ''
       kustomize lets you customize raw, template-free YAML files for
       multiple purposes, leaving the original YAML untouched and usable
diff --git a/pkgs/development/tools/kustomize/default.nix b/pkgs/development/tools/kustomize/default.nix
index 3906f98510bcf..153b211d95abc 100644
--- a/pkgs/development/tools/kustomize/default.nix
+++ b/pkgs/development/tools/kustomize/default.nix
@@ -34,6 +34,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Customization of kubernetes YAML configurations";
+    mainProgram = "kustomize";
     longDescription = ''
       kustomize lets you customize raw, template-free YAML files for
       multiple purposes, leaving the original YAML untouched and usable
diff --git a/pkgs/development/tools/language-servers/ansible-language-server/default.nix b/pkgs/development/tools/language-servers/ansible-language-server/default.nix
index 2f0907d36b7d0..a6287cc52c0da 100644
--- a/pkgs/development/tools/language-servers/ansible-language-server/default.nix
+++ b/pkgs/development/tools/language-servers/ansible-language-server/default.nix
@@ -36,6 +36,7 @@ buildNpmPackage rec {
   meta = with lib; {
     changelog = "https://github.com/ansible/ansible-language-server/releases/tag/v${version}";
     description = "Ansible Language Server";
+    mainProgram = "ansible-language-server";
     homepage = "https://github.com/ansible/ansible-language-server";
     license = licenses.mit;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/tools/language-servers/beancount-language-server/default.nix b/pkgs/development/tools/language-servers/beancount-language-server/default.nix
index 844bc89567d06..ac62bbb4b0639 100644
--- a/pkgs/development/tools/language-servers/beancount-language-server/default.nix
+++ b/pkgs/development/tools/language-servers/beancount-language-server/default.nix
@@ -29,6 +29,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A Language Server Protocol (LSP) for beancount files";
+    mainProgram = "beancount-language-server";
     homepage = "https://github.com/polarmutex/beancount-language-server";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ polarmutex ];
diff --git a/pkgs/development/tools/language-servers/buf-language-server/default.nix b/pkgs/development/tools/language-servers/buf-language-server/default.nix
index 8cfa35a1639a4..012041064f215 100644
--- a/pkgs/development/tools/language-servers/buf-language-server/default.nix
+++ b/pkgs/development/tools/language-servers/buf-language-server/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Language server for protocol buffers";
+    mainProgram = "bufls";
     homepage = "https://github.com/bufbuild/buf-language-server";
     license = licenses.asl20;
     maintainers = with maintainers; [ svrana ];
diff --git a/pkgs/development/tools/language-servers/ccls/default.nix b/pkgs/development/tools/language-servers/ccls/default.nix
index 6afbc1d4d9abe..078d9129f58a2 100644
--- a/pkgs/development/tools/language-servers/ccls/default.nix
+++ b/pkgs/development/tools/language-servers/ccls/default.nix
@@ -33,6 +33,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A c/c++ language server powered by clang";
+    mainProgram = "ccls";
     homepage    = "https://github.com/MaskRay/ccls";
     license     = licenses.asl20;
     platforms   = platforms.linux ++ platforms.darwin;
diff --git a/pkgs/development/tools/language-servers/crystalline/default.nix b/pkgs/development/tools/language-servers/crystalline/default.nix
index 67ecfdcb7fb8d..7e0bc27faceb7 100644
--- a/pkgs/development/tools/language-servers/crystalline/default.nix
+++ b/pkgs/development/tools/language-servers/crystalline/default.nix
@@ -41,6 +41,7 @@ crystal.buildCrystalPackage {
 
   meta = with lib; {
     description = "A Language Server Protocol implementation for Crystal";
+    mainProgram = "crystalline";
     homepage = "https://github.com/elbywan/crystalline";
     license = licenses.mit;
     maintainers = with maintainers; [ donovanglover ];
diff --git a/pkgs/development/tools/language-servers/csharp-ls/default.nix b/pkgs/development/tools/language-servers/csharp-ls/default.nix
index f3c4122321360..ffe6d0cf15d1c 100644
--- a/pkgs/development/tools/language-servers/csharp-ls/default.nix
+++ b/pkgs/development/tools/language-servers/csharp-ls/default.nix
@@ -17,6 +17,7 @@ buildDotnetGlobalTool rec {
 
   meta = with lib; {
     description = "Roslyn-based LSP language server for C#";
+    mainProgram = "csharp-ls";
     homepage = "https://github.com/razzmatazz/csharp-language-server";
     changelog = "https://github.com/razzmatazz/csharp-language-server/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/language-servers/dot-language-server/default.nix b/pkgs/development/tools/language-servers/dot-language-server/default.nix
index d269b63ecf819..8d25faa611aed 100644
--- a/pkgs/development/tools/language-servers/dot-language-server/default.nix
+++ b/pkgs/development/tools/language-servers/dot-language-server/default.nix
@@ -17,6 +17,7 @@ buildNpmPackage rec {
 
   meta = with lib; {
     description = "A language server for the DOT language";
+    mainProgram = "dot-language-server";
     homepage = "https://github.com/nikeee/dot-language-server";
     license = licenses.mit;
     maintainers = [ maintainers.marsam ];
diff --git a/pkgs/development/tools/language-servers/fortls/default.nix b/pkgs/development/tools/language-servers/fortls/default.nix
index 74f07f84ffc1f..1fc614150b542 100644
--- a/pkgs/development/tools/language-servers/fortls/default.nix
+++ b/pkgs/development/tools/language-servers/fortls/default.nix
@@ -26,6 +26,7 @@ buildPythonApplication rec {
 
   meta = with lib; {
     description = "Fortran Language Server ";
+    mainProgram = "fortls";
     homepage = "https://github.com/fortran-lang/fortls";
     license = [ licenses.mit ];
     maintainers = [ maintainers.sheepforce ];
diff --git a/pkgs/development/tools/language-servers/fortran-language-server/default.nix b/pkgs/development/tools/language-servers/fortran-language-server/default.nix
index 2c606ab715b51..81ecf59c6d43b 100644
--- a/pkgs/development/tools/language-servers/fortran-language-server/default.nix
+++ b/pkgs/development/tools/language-servers/fortran-language-server/default.nix
@@ -14,6 +14,7 @@ buildPythonApplication rec {
 
   meta = with lib; {
     description = "FORTRAN Language Server for the Language Server Protocol";
+    mainProgram = "fortls";
     homepage = "https://pypi.org/project/fortran-language-server/";
     license = [ licenses.mit ];
     maintainers = [ maintainers.sheepforce ];
diff --git a/pkgs/development/tools/language-servers/glslls/default.nix b/pkgs/development/tools/language-servers/glslls/default.nix
index 093f6c583b166..3c282f1a23d1a 100644
--- a/pkgs/development/tools/language-servers/glslls/default.nix
+++ b/pkgs/development/tools/language-servers/glslls/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = {
     description = "A language server implementation for GLSL";
+    mainProgram = "glslls";
     homepage = "https://github.com/svenstaro/glsl-language-server";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ declan ];
diff --git a/pkgs/development/tools/language-servers/jsonnet-language-server/default.nix b/pkgs/development/tools/language-servers/jsonnet-language-server/default.nix
index 1331d02810fd6..5e3759aba06b8 100644
--- a/pkgs/development/tools/language-servers/jsonnet-language-server/default.nix
+++ b/pkgs/development/tools/language-servers/jsonnet-language-server/default.nix
@@ -25,6 +25,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Language Server Protocol server for Jsonnet";
+    mainProgram = "jsonnet-language-server";
     homepage = "https://github.com/grafana/jsonnet-language-server";
     changelog = "https://github.com/grafana/jsonnet-language-server/releases/tag/v${version}";
     license = licenses.agpl3Only;
diff --git a/pkgs/development/tools/language-servers/metals/default.nix b/pkgs/development/tools/language-servers/metals/default.nix
index 45c061ee439c6..956e1f0c60724 100644
--- a/pkgs/development/tools/language-servers/metals/default.nix
+++ b/pkgs/development/tools/language-servers/metals/default.nix
@@ -37,6 +37,7 @@ stdenv.mkDerivation rec {
     homepage = "https://scalameta.org/metals/";
     license = licenses.asl20;
     description = "Language server for Scala";
+    mainProgram = "metals";
     maintainers = with maintainers; [ fabianhjr tomahna ];
   };
 }
diff --git a/pkgs/development/tools/language-servers/openscad-lsp/default.nix b/pkgs/development/tools/language-servers/openscad-lsp/default.nix
index c09a801198972..5b93b979cf3d1 100644
--- a/pkgs/development/tools/language-servers/openscad-lsp/default.nix
+++ b/pkgs/development/tools/language-servers/openscad-lsp/default.nix
@@ -21,6 +21,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A LSP (Language Server Protocol) server for OpenSCAD";
+    mainProgram = "openscad-lsp";
     homepage = "https://github.com/Leathong/openscad-LSP";
     license = licenses.asl20;
     maintainers = with maintainers; [ c-h-johnson ];
diff --git a/pkgs/development/tools/language-servers/svls/default.nix b/pkgs/development/tools/language-servers/svls/default.nix
index 88cfac40bfb0a..fc4ebb51e1ca9 100644
--- a/pkgs/development/tools/language-servers/svls/default.nix
+++ b/pkgs/development/tools/language-servers/svls/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "SystemVerilog language server";
+    mainProgram = "svls";
     homepage = "https://github.com/dalance/svls";
     license = licenses.mit;
     maintainers = with maintainers; [ trepetti ];
diff --git a/pkgs/development/tools/language-servers/vala-language-server/default.nix b/pkgs/development/tools/language-servers/vala-language-server/default.nix
index 40710ad83da30..0a8b3ef124a5b 100644
--- a/pkgs/development/tools/language-servers/vala-language-server/default.nix
+++ b/pkgs/development/tools/language-servers/vala-language-server/default.nix
@@ -49,6 +49,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Code Intelligence for Vala & Genie";
+    mainProgram = "vala-language-server";
     homepage = "https://github.com/vala-lang/vala-language-server";
     license = licenses.lgpl21Plus;
     maintainers = with maintainers; [ andreasfelix ];
diff --git a/pkgs/development/tools/language-servers/zls/default.nix b/pkgs/development/tools/language-servers/zls/default.nix
index 2188af2a11664..b8ef6ec8988d8 100644
--- a/pkgs/development/tools/language-servers/zls/default.nix
+++ b/pkgs/development/tools/language-servers/zls/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = {
     description = "Zig LSP implementation + Zig Language Server";
+    mainProgram = "zls";
     changelog = "https://github.com/zigtools/zls/releases/tag/${finalAttrs.version}";
     homepage = "https://github.com/zigtools/zls";
     license = lib.licenses.mit;
diff --git a/pkgs/development/tools/leaps/default.nix b/pkgs/development/tools/leaps/default.nix
index a0f99496a4384..57df58ebaf4a5 100644
--- a/pkgs/development/tools/leaps/default.nix
+++ b/pkgs/development/tools/leaps/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A pair programming tool and library written in Golang";
+    mainProgram = "leaps";
     homepage = "https://github.com/jeffail/leaps/";
     license = licenses.mit;
     maintainers = with lib.maintainers; [ qknight ];
diff --git a/pkgs/development/tools/legitify/default.nix b/pkgs/development/tools/legitify/default.nix
index 8a6e9387fed3b..24ef9d6a6dc05 100644
--- a/pkgs/development/tools/legitify/default.nix
+++ b/pkgs/development/tools/legitify/default.nix
@@ -24,6 +24,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Tool to detect and remediate misconfigurations and security risks of GitHub assets";
+    mainProgram = "legitify";
     homepage = "https://github.com/Legit-Labs/legitify";
     changelog = "https://github.com/Legit-Labs/legitify/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/librarian-puppet-go/default.nix b/pkgs/development/tools/librarian-puppet-go/default.nix
index 411660a1f0bea..303f6ce2ebafa 100644
--- a/pkgs/development/tools/librarian-puppet-go/default.nix
+++ b/pkgs/development/tools/librarian-puppet-go/default.nix
@@ -18,6 +18,7 @@ buildGoPackage rec {
   meta = with lib; {
     inherit (src.meta) homepage;
     description = "librarian-puppet implementation in go";
+    mainProgram = "librarian-puppet-go";
     license = licenses.mit;
     maintainers = with maintainers; [ womfoo ];
     platforms = [ "x86_64-linux" ];
diff --git a/pkgs/development/tools/license-scanner/default.nix b/pkgs/development/tools/license-scanner/default.nix
index c1ea963f44b15..6fcb17e4f4b24 100644
--- a/pkgs/development/tools/license-scanner/default.nix
+++ b/pkgs/development/tools/license-scanner/default.nix
@@ -18,6 +18,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Utility that provides an API and CLI to identify licenses and legal terms";
+    mainProgram = "license-scanner";
     homepage = "https://github.com/CycloneDX/license-scanner";
     changelog = "https://github.com/CycloneDX/license-scanner/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/literate-programming/eweb/default.nix b/pkgs/development/tools/literate-programming/eweb/default.nix
index 7ad966c6b69f3..b0c897252b689 100644
--- a/pkgs/development/tools/literate-programming/eweb/default.nix
+++ b/pkgs/development/tools/literate-programming/eweb/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://eweb.sourceforge.net/";
     description = "An Asciidoc-based literate programming tool, written in Python";
+    mainProgram = "etangle.py";
     platforms = platforms.linux;
     license = licenses.gpl3Plus;
     maintainers = [ maintainers.AndersonTorres ];
diff --git a/pkgs/development/tools/literate-programming/funnelweb/default.nix b/pkgs/development/tools/literate-programming/funnelweb/default.nix
index 56d53104a2061..94fbaa698b74d 100644
--- a/pkgs/development/tools/literate-programming/funnelweb/default.nix
+++ b/pkgs/development/tools/literate-programming/funnelweb/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     version = "3.20";
     description = "A simple, reliable literate-programming macro preprocessor";
+    mainProgram = "fw";
     homepage = "http://www.ross.net/funnelweb/";
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/literate-programming/md-tangle/default.nix b/pkgs/development/tools/literate-programming/md-tangle/default.nix
index fd895c96c0477..c9a0c01ea02d1 100644
--- a/pkgs/development/tools/literate-programming/md-tangle/default.nix
+++ b/pkgs/development/tools/literate-programming/md-tangle/default.nix
@@ -22,6 +22,7 @@ python3.pkgs.buildPythonPackage rec {
   meta = with lib;{
     homepage = "https://github.com/joakimmj/md-tangle/";
     description = "Generates (\"tangles\") source code from Markdown documents";
+    mainProgram = "md-tangle";
     license = licenses.mit;
     maintainers = with maintainers; [ AndersonTorres ];
   };
diff --git a/pkgs/development/tools/literate-programming/nuweb/default.nix b/pkgs/development/tools/literate-programming/nuweb/default.nix
index 9bc67375e2699..c63f840a15470 100644
--- a/pkgs/development/tools/literate-programming/nuweb/default.nix
+++ b/pkgs/development/tools/literate-programming/nuweb/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A simple literate programming tool";
+    mainProgram = "nuweb";
     homepage = "https://nuweb.sourceforge.net";
     license = licenses.free;
     maintainers = [ maintainers.AndersonTorres ];
diff --git a/pkgs/development/tools/ls-lint/default.nix b/pkgs/development/tools/ls-lint/default.nix
index 7a6ae03aea786..b71f310678298 100644
--- a/pkgs/development/tools/ls-lint/default.nix
+++ b/pkgs/development/tools/ls-lint/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "An extremely fast file and directory name linter";
+    mainProgram = "ls_lint";
     homepage = "https://ls-lint.org/";
     license = licenses.mit;
     maintainers = with maintainers; [ flokli ];
diff --git a/pkgs/development/tools/lurk/default.nix b/pkgs/development/tools/lurk/default.nix
index b7ab1f95deade..a9412f2ca6eba 100644
--- a/pkgs/development/tools/lurk/default.nix
+++ b/pkgs/development/tools/lurk/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A simple and pretty alternative to strace";
+    mainProgram = "lurk";
     homepage = "https://github.com/jakwai01/lurk";
     changelog = "https://github.com/jakwai01/lurk/releases/tag/${src.rev}";
     license = licenses.agpl3Only;
diff --git a/pkgs/development/tools/makerpm/default.nix b/pkgs/development/tools/makerpm/default.nix
index 5b7fc83df4077..ba4d87d413423 100644
--- a/pkgs/development/tools/makerpm/default.nix
+++ b/pkgs/development/tools/makerpm/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/ivan-tkatchev/makerpm/";
     description = "A clean, simple RPM packager reimplemented completely from scratch";
+    mainProgram = "makerpm";
     license = licenses.free;
     platforms = platforms.all;
     maintainers = [ maintainers.ivan-tkatchev ];
diff --git a/pkgs/development/tools/maligned/default.nix b/pkgs/development/tools/maligned/default.nix
index 96290040761b0..ae38fdc91e3dd 100644
--- a/pkgs/development/tools/maligned/default.nix
+++ b/pkgs/development/tools/maligned/default.nix
@@ -24,6 +24,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Tool to detect Go structs that would take less memory if their fields were sorted";
+    mainProgram = "maligned";
     homepage = "https://github.com/mdempsky/maligned";
     license = licenses.bsd3;
     maintainers = with maintainers; [ kalbasit ];
diff --git a/pkgs/development/tools/mani/default.nix b/pkgs/development/tools/mani/default.nix
index 19b1d673962a3..add490154d66c 100644
--- a/pkgs/development/tools/mani/default.nix
+++ b/pkgs/development/tools/mani/default.nix
@@ -34,6 +34,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "CLI tool to help you manage multiple repositories";
+    mainProgram = "mani";
     longDescription = ''
       mani is a CLI tool that helps you manage multiple repositories. It's useful
       when you are working with microservices, multi-project systems, many
diff --git a/pkgs/development/tools/manifest-tool/default.nix b/pkgs/development/tools/manifest-tool/default.nix
index bba035d01e7c6..8bf6ed9804c6a 100644
--- a/pkgs/development/tools/manifest-tool/default.nix
+++ b/pkgs/development/tools/manifest-tool/default.nix
@@ -55,6 +55,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Command line tool to create and query container image manifest list/indexes";
+    mainProgram = "manifest-tool";
     homepage = "https://github.com/estesp/manifest-tool";
     license = licenses.asl20;
     maintainers = with maintainers; [ tricktron ];
diff --git a/pkgs/development/tools/mars-mips/default.nix b/pkgs/development/tools/mars-mips/default.nix
index 4fafaabaa3dce..80f80ca73418e 100644
--- a/pkgs/development/tools/mars-mips/default.nix
+++ b/pkgs/development/tools/mars-mips/default.nix
@@ -41,6 +41,7 @@ stdenvNoCC.mkDerivation rec {
 
   meta = with lib; {
     description = "An IDE for programming in MIPS assembly language intended for educational-level use";
+    mainProgram = "mars-mips";
     homepage = "https://courses.missouristate.edu/KenVollmar/MARS/";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
     license = licenses.mit;
diff --git a/pkgs/development/tools/mask/default.nix b/pkgs/development/tools/mask/default.nix
index e936535779b56..3c9d62ddd26da 100644
--- a/pkgs/development/tools/mask/default.nix
+++ b/pkgs/development/tools/mask/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A CLI task runner defined by a simple markdown file";
+    mainProgram = "mask";
     homepage = "https://github.com/jacobdeichert/mask";
     changelog = "https://github.com/jacobdeichert/mask/blob/mask/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/melange/default.nix b/pkgs/development/tools/melange/default.nix
index 9e50d9f288604..40f4fa5987317 100644
--- a/pkgs/development/tools/melange/default.nix
+++ b/pkgs/development/tools/melange/default.nix
@@ -66,6 +66,7 @@ buildGoModule rec {
     homepage = "https://github.com/chainguard-dev/melange";
     changelog = "https://github.com/chainguard-dev/melange/blob/${src.rev}/NEWS.md";
     description = "Build APKs from source code";
+    mainProgram = "melange";
     license = licenses.asl20;
     maintainers = with maintainers; [ developer-guy ];
   };
diff --git a/pkgs/development/tools/minizinc/ide.nix b/pkgs/development/tools/minizinc/ide.nix
index 6954156763f8f..42dda7c4235db 100644
--- a/pkgs/development/tools/minizinc/ide.nix
+++ b/pkgs/development/tools/minizinc/ide.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.minizinc.org/";
     description = "IDE for MiniZinc, a medium-level constraint modelling language";
+    mainProgram = "MiniZincIDE";
     longDescription = ''
       MiniZinc is a medium-level constraint modelling
       language. It is high-level enough to express most
diff --git a/pkgs/development/tools/misc/abi-compliance-checker/default.nix b/pkgs/development/tools/misc/abi-compliance-checker/default.nix
index c4dda95a7f25f..3b3888861ba59 100644
--- a/pkgs/development/tools/misc/abi-compliance-checker/default.nix
+++ b/pkgs/development/tools/misc/abi-compliance-checker/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://lvc.github.io/abi-compliance-checker";
     description = "A tool for checking backward API/ABI compatibility of a C/C++ library";
+    mainProgram = "abi-compliance-checker";
     license = licenses.lgpl21;
     maintainers = [ maintainers.bhipple ];
     platforms = platforms.all;
diff --git a/pkgs/development/tools/misc/abi-dumper/default.nix b/pkgs/development/tools/misc/abi-dumper/default.nix
index 6dd2bf41ba6f3..09b30b6c62319 100644
--- a/pkgs/development/tools/misc/abi-dumper/default.nix
+++ b/pkgs/development/tools/misc/abi-dumper/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/lvc/abi-dumper";
     description = "Dump ABI of an ELF object containing DWARF debug info";
+    mainProgram = "abi-dumper";
     license = licenses.lgpl21;
     maintainers = [ maintainers.bhipple ];
     platforms = platforms.all;
diff --git a/pkgs/development/tools/misc/act/default.nix b/pkgs/development/tools/misc/act/default.nix
index 23b9c24fe95cc..7f4e992f09830 100644
--- a/pkgs/development/tools/misc/act/default.nix
+++ b/pkgs/development/tools/misc/act/default.nix
@@ -26,6 +26,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Run your GitHub Actions locally";
+    mainProgram = "act";
     homepage = "https://github.com/nektos/act";
     changelog = "https://github.com/nektos/act/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/misc/astyle/default.nix b/pkgs/development/tools/misc/astyle/default.nix
index 541c9079db5bb..6620207ae752a 100644
--- a/pkgs/development/tools/misc/astyle/default.nix
+++ b/pkgs/development/tools/misc/astyle/default.nix
@@ -13,6 +13,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Source code indenter, formatter, and beautifier for C, C++, C# and Java";
+    mainProgram = "astyle";
     homepage = "https://astyle.sourceforge.net/";
     license = licenses.lgpl3;
     maintainers = with maintainers; [ carlossless ];
diff --git a/pkgs/development/tools/misc/automaticcomponenttoolkit/default.nix b/pkgs/development/tools/misc/automaticcomponenttoolkit/default.nix
index cf84a98467d64..59a9914891d7e 100644
--- a/pkgs/development/tools/misc/automaticcomponenttoolkit/default.nix
+++ b/pkgs/development/tools/misc/automaticcomponenttoolkit/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Toolkit to automatically generate software components: abstract API, implementation stubs and language bindings";
+    mainProgram = "act";
     homepage = "https://github.com/Autodesk/AutomaticComponentToolkit";
     license = licenses.bsd2;
     maintainers = with maintainers; [ gebner ];
diff --git a/pkgs/development/tools/misc/aviator/default.nix b/pkgs/development/tools/misc/aviator/default.nix
index fe7e1bc9cf812..69b076834f7ed 100644
--- a/pkgs/development/tools/misc/aviator/default.nix
+++ b/pkgs/development/tools/misc/aviator/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Merge YAML/JSON files in a in a convenient fashion";
+    mainProgram = "aviator";
     homepage = "https://github.com/herrjulz/aviator";
     license = licenses.mit;
     maintainers = with maintainers; [ risson ];
diff --git a/pkgs/development/tools/misc/bashdb/default.nix b/pkgs/development/tools/misc/bashdb/default.nix
index 2babde7afa6b0..52119250f69c1 100644
--- a/pkgs/development/tools/misc/bashdb/default.nix
+++ b/pkgs/development/tools/misc/bashdb/default.nix
@@ -35,6 +35,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Bash script debugger";
+    mainProgram = "bashdb";
     homepage = "https://bashdb.sourceforge.net/";
     license = lib.licenses.gpl2;
     platforms = lib.platforms.linux;
diff --git a/pkgs/development/tools/misc/bonnmotion/default.nix b/pkgs/development/tools/misc/bonnmotion/default.nix
index cdd583bf44847..558902debd123 100644
--- a/pkgs/development/tools/misc/bonnmotion/default.nix
+++ b/pkgs/development/tools/misc/bonnmotion/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A mobility scenario generation and analysis tool";
+    mainProgram = "bm";
     longDescription = ''
       BonnMotion is a Java software which creates and analyzes mobility
       scenarios and is most commonly used as a tool for the investigation of
diff --git a/pkgs/development/tools/misc/c2ffi/default.nix b/pkgs/development/tools/misc/c2ffi/default.nix
index 77998dc339a0c..a66ae2aa35ea0 100644
--- a/pkgs/development/tools/misc/c2ffi/default.nix
+++ b/pkgs/development/tools/misc/c2ffi/default.nix
@@ -50,6 +50,7 @@ llvmPackages.stdenv.mkDerivation {
   meta = with lib; {
     homepage = "https://github.com/rpav/c2ffi";
     description = "An LLVM based tool for extracting definitions from C, C++, and Objective C header files for use with foreign function call interfaces";
+    mainProgram = "c2ffi";
     license = licenses.lgpl21Only;
     maintainers = with maintainers; [ ];
  };
diff --git a/pkgs/development/tools/misc/cbrowser/default.nix b/pkgs/development/tools/misc/cbrowser/default.nix
index a8f6e32f1e08c..3bd4d3fc721c1 100644
--- a/pkgs/development/tools/misc/cbrowser/default.nix
+++ b/pkgs/development/tools/misc/cbrowser/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Tcl/Tk GUI front-end to cscope";
+    mainProgram = "cbrowser";
 
     license = lib.licenses.gpl2Plus;
 
diff --git a/pkgs/development/tools/misc/cflow/default.nix b/pkgs/development/tools/misc/cflow/default.nix
index ab9966c6fca61..9cdd8595a4218 100644
--- a/pkgs/development/tools/misc/cflow/default.nix
+++ b/pkgs/development/tools/misc/cflow/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Tool to analyze the control flow of C programs";
+    mainProgram = "cflow";
 
     longDescription = ''
       GNU cflow analyzes a collection of C source files and prints a
diff --git a/pkgs/development/tools/misc/cgdb/default.nix b/pkgs/development/tools/misc/cgdb/default.nix
index 62d26c09e514e..6bf752cb5bcf8 100644
--- a/pkgs/development/tools/misc/cgdb/default.nix
+++ b/pkgs/development/tools/misc/cgdb/default.nix
@@ -13,6 +13,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A curses interface to gdb";
+    mainProgram = "cgdb";
 
     homepage = "https://cgdb.github.io/";
 
diff --git a/pkgs/development/tools/misc/checkbashisms/default.nix b/pkgs/development/tools/misc/checkbashisms/default.nix
index b648a082fa3f6..a9840a7cf2771 100644
--- a/pkgs/development/tools/misc/checkbashisms/default.nix
+++ b/pkgs/development/tools/misc/checkbashisms/default.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://sourceforge.net/projects/checkbaskisms/";
     description = "Check shell scripts for non-portable syntax";
+    mainProgram = "checkbashisms";
     license = lib.licenses.gpl2Plus;
     maintainers = with lib.maintainers; [ kaction ];
     platforms = lib.platforms.unix;
diff --git a/pkgs/development/tools/misc/chrpath/default.nix b/pkgs/development/tools/misc/chrpath/default.nix
index 97da80cc73398..32cb4864a3574 100644
--- a/pkgs/development/tools/misc/chrpath/default.nix
+++ b/pkgs/development/tools/misc/chrpath/default.nix
@@ -11,6 +11,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Command line tool to adjust the RPATH or RUNPATH of ELF binaries";
+    mainProgram = "chrpath";
     longDescription = ''
       chrpath changes, lists or removes the rpath or runpath setting in a
       binary. The rpath, or runpath if it is present, is where the runtime
diff --git a/pkgs/development/tools/misc/complgen/default.nix b/pkgs/development/tools/misc/complgen/default.nix
index 2f8d5e3456786..8a540e77cfe2e 100644
--- a/pkgs/development/tools/misc/complgen/default.nix
+++ b/pkgs/development/tools/misc/complgen/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Generate {bash,fish,zsh} completions from a single EBNF-like grammar";
+    mainProgram = "complgen";
     homepage = "https://github.com/adaszko/complgen";
     changelog = "https://github.com/adaszko/complgen/blob/${src.rev}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/misc/cppi/default.nix b/pkgs/development/tools/misc/cppi/default.nix
index b0dcfc6aa5ca8..d8144dd5e9b0e 100644
--- a/pkgs/development/tools/misc/cppi/default.nix
+++ b/pkgs/development/tools/misc/cppi/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
     homepage = "https://savannah.gnu.org/projects/cppi/";
 
     description = "A C preprocessor directive indenter";
+    mainProgram = "cppi";
 
     longDescription =
       '' GNU cppi indents C preprocessor directives to reflect their nesting
diff --git a/pkgs/development/tools/misc/cproto/default.nix b/pkgs/development/tools/misc/cproto/default.nix
index 9131a1795a256..976f34f35fb56 100644
--- a/pkgs/development/tools/misc/cproto/default.nix
+++ b/pkgs/development/tools/misc/cproto/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Tool to generate C function prototypes from C source code";
+    mainProgram = "cproto";
     homepage = "https://invisible-island.net/cproto/";
     license = licenses.publicDomain;
     platforms = platforms.all;
diff --git a/pkgs/development/tools/misc/creduce/default.nix b/pkgs/development/tools/misc/creduce/default.nix
index 918bd2efab734..90da97ae9e18f 100644
--- a/pkgs/development/tools/misc/creduce/default.nix
+++ b/pkgs/development/tools/misc/creduce/default.nix
@@ -59,6 +59,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A C program reducer";
+    mainProgram = "creduce";
     homepage = "https://embed.cs.utah.edu/creduce";
     # Officially, the license is: https://github.com/csmith-project/creduce/blob/master/COPYING
     license = licenses.ncsa;
diff --git a/pkgs/development/tools/misc/ctags/default.nix b/pkgs/development/tools/misc/ctags/default.nix
index b33d6cafbe4ae..228de9300b0cc 100644
--- a/pkgs/development/tools/misc/ctags/default.nix
+++ b/pkgs/development/tools/misc/ctags/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A tool for fast source code browsing (exuberant ctags)";
+    mainProgram = "ctags";
     longDescription = ''
       Ctags generates an index (or tag) file of language objects found
       in source files that allows these items to be quickly and easily
diff --git a/pkgs/development/tools/misc/d-spy/default.nix b/pkgs/development/tools/misc/d-spy/default.nix
index 2d2ca20c0bc48..e48a51f4870fe 100644
--- a/pkgs/development/tools/misc/d-spy/default.nix
+++ b/pkgs/development/tools/misc/d-spy/default.nix
@@ -49,6 +49,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "D-Bus exploration tool";
+    mainProgram = "d-spy";
     homepage = "https://gitlab.gnome.org/GNOME/d-spy";
     license = with licenses; [
       lgpl3Plus # library
diff --git a/pkgs/development/tools/misc/dbench/default.nix b/pkgs/development/tools/misc/dbench/default.nix
index bb95f21f68d67..796536b9e2aad 100644
--- a/pkgs/development/tools/misc/dbench/default.nix
+++ b/pkgs/development/tools/misc/dbench/default.nix
@@ -38,6 +38,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Filesystem benchmark tool based on load patterns";
+    mainProgram = "dbench";
     homepage = "https://dbench.samba.org/";
     license = licenses.gpl3;
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/misc/ddd/default.nix b/pkgs/development/tools/misc/ddd/default.nix
index e3d55472faac9..10f3fa161f73a 100644
--- a/pkgs/development/tools/misc/ddd/default.nix
+++ b/pkgs/development/tools/misc/ddd/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://www.gnu.org/software/ddd";
     description = "Graphical front-end for command-line debuggers";
+    mainProgram = "ddd";
     license = lib.licenses.gpl3Plus;
     platforms = lib.platforms.linux;
     maintainers = with lib.maintainers; [ emilytrau ];
diff --git a/pkgs/development/tools/misc/deheader/default.nix b/pkgs/development/tools/misc/deheader/default.nix
index 7847c29f67c5f..5c2fdb20376f4 100644
--- a/pkgs/development/tools/misc/deheader/default.nix
+++ b/pkgs/development/tools/misc/deheader/default.nix
@@ -51,6 +51,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Tool to find and optionally remove unneeded includes in C or C++ source files";
+    mainProgram = "deheader";
     longDescription = ''
       This tool takes a list of C or C++ sourcefiles and generates a report
       on which #includes can be omitted from them -- the test, for each foo.c
diff --git a/pkgs/development/tools/misc/dfu-programmer/default.nix b/pkgs/development/tools/misc/dfu-programmer/default.nix
index 062f68c834388..71658e18d5529 100644
--- a/pkgs/development/tools/misc/dfu-programmer/default.nix
+++ b/pkgs/development/tools/misc/dfu-programmer/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     license = licenses.gpl2;
     description = "A Device Firmware Update based USB programmer for Atmel chips with a USB bootloader";
+    mainProgram = "dfu-programmer";
     homepage = "http://dfu-programmer.sourceforge.net/";
     platforms = platforms.unix;
   };
diff --git a/pkgs/development/tools/misc/direvent/default.nix b/pkgs/development/tools/misc/direvent/default.nix
index 79a238ad0c0cd..bc7b7b5160a13 100644
--- a/pkgs/development/tools/misc/direvent/default.nix
+++ b/pkgs/development/tools/misc/direvent/default.nix
@@ -13,6 +13,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Directory event monitoring daemon";
+    mainProgram = "direvent";
     homepage = "https://www.gnu.org.ua/software/direvent/";
     license = licenses.gpl3Plus;
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/misc/dura/default.nix b/pkgs/development/tools/misc/dura/default.nix
index eba3f16c36594..f82205dacaa72 100644
--- a/pkgs/development/tools/misc/dura/default.nix
+++ b/pkgs/development/tools/misc/dura/default.nix
@@ -31,6 +31,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A background process that saves uncommitted changes on git";
+    mainProgram = "dura";
     longDescription = ''
       Dura is a background process that watches your Git repositories and
       commits your uncommitted changes without impacting HEAD, the current
diff --git a/pkgs/development/tools/misc/dwz/default.nix b/pkgs/development/tools/misc/dwz/default.nix
index 0a13d4a68dd0f..852201cf71144 100644
--- a/pkgs/development/tools/misc/dwz/default.nix
+++ b/pkgs/development/tools/misc/dwz/default.nix
@@ -16,6 +16,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://sourceware.org/dwz/";
     description = "DWARF optimization and duplicate removal tool";
+    mainProgram = "dwz";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ jbcrail ];
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/misc/edb/default.nix b/pkgs/development/tools/misc/edb/default.nix
index fdde4064698ce..d6fac75190f6e 100644
--- a/pkgs/development/tools/misc/edb/default.nix
+++ b/pkgs/development/tools/misc/edb/default.nix
@@ -34,6 +34,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "Cross platform AArch32/x86/x86-64 debugger";
+    mainProgram = "edb";
     homepage = "https://github.com/eteran/edb-debugger";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ lihop maxxk ];
diff --git a/pkgs/development/tools/misc/editorconfig-checker/default.nix b/pkgs/development/tools/misc/editorconfig-checker/default.nix
index 3aedd876de6d1..2b3844cefcbcd 100644
--- a/pkgs/development/tools/misc/editorconfig-checker/default.nix
+++ b/pkgs/development/tools/misc/editorconfig-checker/default.nix
@@ -30,6 +30,7 @@ buildGoModule rec {
   meta = with lib; {
     changelog = "https://github.com/editorconfig-checker/editorconfig-checker/releases/tag/${src.rev}";
     description = "A tool to verify that your files are in harmony with your .editorconfig";
+    mainProgram = "editorconfig-checker";
     homepage = "https://editorconfig-checker.github.io/";
     license = licenses.mit;
     maintainers = with maintainers; [ uri-canva zowoq ];
diff --git a/pkgs/development/tools/misc/elfinfo/default.nix b/pkgs/development/tools/misc/elfinfo/default.nix
index 5ea97b77eeb84..6b0c5b21af414 100644
--- a/pkgs/development/tools/misc/elfinfo/default.nix
+++ b/pkgs/development/tools/misc/elfinfo/default.nix
@@ -18,6 +18,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Small utility for showing information about ELF files";
+    mainProgram = "elfinfo";
     homepage = "https://elfinfo.roboticoverlords.org/";
     changelog = "https://github.com/xyproto/elfinfo/releases/tag/${version}";
     license = licenses.bsd3;
diff --git a/pkgs/development/tools/misc/ezno/default.nix b/pkgs/development/tools/misc/ezno/default.nix
index a31ab15607465..89654eef5c566 100644
--- a/pkgs/development/tools/misc/ezno/default.nix
+++ b/pkgs/development/tools/misc/ezno/default.nix
@@ -26,6 +26,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A JavaScript compiler and TypeScript checker with a focus on static analysis and runtime performance";
+    mainProgram = "ezno";
     homepage = "https://github.com/kaleidawave/ezno";
     changelog = "https://github.com/kaleidawave/ezno/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/misc/findnewest/default.nix b/pkgs/development/tools/misc/findnewest/default.nix
index 6773e9bc0bd47..adf791cf60302 100644
--- a/pkgs/development/tools/misc/findnewest/default.nix
+++ b/pkgs/development/tools/misc/findnewest/default.nix
@@ -16,6 +16,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/0-wiz-0/findnewest";
     description = "Recursively find newest file in a hierarchy and print its timestamp";
+    mainProgram = "fn";
     license = licenses.bsd2;
     maintainers = with maintainers; [ bhipple ];
   };
diff --git a/pkgs/development/tools/misc/fsatrace/default.nix b/pkgs/development/tools/misc/fsatrace/default.nix
index 408a88687e647..d99374ac53734 100644
--- a/pkgs/development/tools/misc/fsatrace/default.nix
+++ b/pkgs/development/tools/misc/fsatrace/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/jacereda/fsatrace";
     description = "filesystem access tracer";
+    mainProgram = "fsatrace";
     license = licenses.isc;
     platforms = platforms.linux;
   };
diff --git a/pkgs/development/tools/misc/fswatch/default.nix b/pkgs/development/tools/misc/fswatch/default.nix
index 7b8f9638b7b94..0422da98839b3 100644
--- a/pkgs/development/tools/misc/fswatch/default.nix
+++ b/pkgs/development/tools/misc/fswatch/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A cross-platform file change monitor with multiple backends";
+    mainProgram = "fswatch";
     homepage = "https://github.com/emcrisostomo/fswatch";
     license = licenses.gpl3Plus;
     platforms = platforms.all;
diff --git a/pkgs/development/tools/misc/gdbgui/default.nix b/pkgs/development/tools/misc/gdbgui/default.nix
index d42639892062a..8702fc32b4813 100644
--- a/pkgs/development/tools/misc/gdbgui/default.nix
+++ b/pkgs/development/tools/misc/gdbgui/default.nix
@@ -44,6 +44,7 @@ buildPythonApplication rec {
 
   meta = with lib; {
     description = "A browser-based frontend for GDB";
+    mainProgram = "gdbgui";
     homepage = "https://www.gdbgui.com/";
     license = licenses.gpl3;
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/misc/gede/default.nix b/pkgs/development/tools/misc/gede/default.nix
index 12fe5b19a986f..6ae512657666c 100644
--- a/pkgs/development/tools/misc/gede/default.nix
+++ b/pkgs/development/tools/misc/gede/default.nix
@@ -27,6 +27,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "Graphical frontend (GUI) to GDB";
+    mainProgram = "gede";
     homepage = "http://gede.dexar.se";
     license = licenses.bsd2;
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/misc/gef/default.nix b/pkgs/development/tools/misc/gef/default.nix
index ddd1bf746e6c0..9b9d81ca5c0ec 100644
--- a/pkgs/development/tools/misc/gef/default.nix
+++ b/pkgs/development/tools/misc/gef/default.nix
@@ -75,6 +75,7 @@ in stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A modern experience for GDB with advanced debugging features for exploit developers & reverse engineers";
+    mainProgram = "gef";
     homepage = "https://github.com/hugsy/gef";
     license = licenses.mit;
     platforms = platforms.all;
diff --git a/pkgs/development/tools/misc/gengetopt/default.nix b/pkgs/development/tools/misc/gengetopt/default.nix
index 6420d56bba2f3..9ef5ec24d545b 100644
--- a/pkgs/development/tools/misc/gengetopt/default.nix
+++ b/pkgs/development/tools/misc/gengetopt/default.nix
@@ -33,6 +33,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Command-line option parser generator";
+    mainProgram = "gengetopt";
 
     longDescription =
       '' GNU Gengetopt program generates a C function that uses getopt_long
diff --git a/pkgs/development/tools/misc/go-licenses/default.nix b/pkgs/development/tools/misc/go-licenses/default.nix
index d6bea02c05bd1..6d1e6dce16090 100644
--- a/pkgs/development/tools/misc/go-licenses/default.nix
+++ b/pkgs/development/tools/misc/go-licenses/default.nix
@@ -53,6 +53,7 @@ buildGoModule rec {
   meta = with lib; {
     changelog = "https://github.com/google/go-licenses/releases/tag/v${version}";
     description = "Reports on the licenses used by a Go package and its dependencies";
+    mainProgram = "go-licenses";
     homepage = "https://github.com/google/go-licenses";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ Luflosi ];
diff --git a/pkgs/development/tools/misc/go-md2man/default.nix b/pkgs/development/tools/misc/go-md2man/default.nix
index e569009f273d9..86d27a587b739 100644
--- a/pkgs/development/tools/misc/go-md2man/default.nix
+++ b/pkgs/development/tools/misc/go-md2man/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Go tool to convert markdown to man pages";
+    mainProgram = "go-md2man";
     license = licenses.mit;
     homepage = "https://github.com/cpuguy83/go-md2man";
     maintainers = with maintainers; [offline];
diff --git a/pkgs/development/tools/misc/gob2/default.nix b/pkgs/development/tools/misc/gob2/default.nix
index 06487845fb3d1..deef55569e904 100644
--- a/pkgs/development/tools/misc/gob2/default.nix
+++ b/pkgs/development/tools/misc/gob2/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Preprocessor for making GObjects with inline C code";
+    mainProgram = "gob2";
     homepage = "https://www.jirka.org/gob.html";
     license = lib.licenses.gpl2Plus;
     platforms = lib.platforms.unix;
diff --git a/pkgs/development/tools/misc/gopatch/default.nix b/pkgs/development/tools/misc/gopatch/default.nix
index 162f60cb30c1e..afa2bd752296c 100644
--- a/pkgs/development/tools/misc/gopatch/default.nix
+++ b/pkgs/development/tools/misc/gopatch/default.nix
@@ -36,6 +36,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Refactoring and code transformation tool for Go";
+    mainProgram = "gopatch";
     homepage = "https://github.com/uber-go/gopatch";
     changelog = "https://github.com/uber-go/gopatch/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/misc/gperf/3.0.x.nix b/pkgs/development/tools/misc/gperf/3.0.x.nix
index 8a2fdf6ec4b31..bceef7502a878 100644
--- a/pkgs/development/tools/misc/gperf/3.0.x.nix
+++ b/pkgs/development/tools/misc/gperf/3.0.x.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Perfect hash function generator";
+    mainProgram = "gperf";
 
     longDescription = ''
       GNU gperf is a perfect hash function generator.  For a given
diff --git a/pkgs/development/tools/misc/gpuvis/default.nix b/pkgs/development/tools/misc/gpuvis/default.nix
index c0a10a09b02b9..d553f29db06e4 100644
--- a/pkgs/development/tools/misc/gpuvis/default.nix
+++ b/pkgs/development/tools/misc/gpuvis/default.nix
@@ -38,6 +38,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "GPU Trace Visualizer";
+    mainProgram = "gpuvis";
     homepage = "https://github.com/mikesart/gpuvis";
     license = licenses.mit;
     maintainers = with maintainers; [ emantor ];
diff --git a/pkgs/development/tools/misc/grcov/default.nix b/pkgs/development/tools/misc/grcov/default.nix
index c40fea7f397ea..d097f389deb94 100644
--- a/pkgs/development/tools/misc/grcov/default.nix
+++ b/pkgs/development/tools/misc/grcov/default.nix
@@ -31,6 +31,7 @@ rustPlatform.buildRustPackage rec {
   meta = with lib; {
     description =
       "Rust tool to collect and aggregate code coverage data for multiple source files";
+    mainProgram = "grcov";
     homepage = "https://github.com/mozilla/grcov";
     license = licenses.mpl20;
     maintainers = with maintainers; [ DieracDelta ];
diff --git a/pkgs/development/tools/misc/grpc-client-cli/default.nix b/pkgs/development/tools/misc/grpc-client-cli/default.nix
index a44a550c2fb8e..5a337aafb9e9b 100644
--- a/pkgs/development/tools/misc/grpc-client-cli/default.nix
+++ b/pkgs/development/tools/misc/grpc-client-cli/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "generic gRPC command line client";
+    mainProgram = "grpc-client-cli";
     maintainers = with maintainers; [ Philipp-M ];
     homepage = "https://github.com/vadimi/grpc-client-cli";
     license = licenses.mit;
diff --git a/pkgs/development/tools/misc/gtkdialog/default.nix b/pkgs/development/tools/misc/gtkdialog/default.nix
index 995a6bb9cdb92..378cdb5705d24 100644
--- a/pkgs/development/tools/misc/gtkdialog/default.nix
+++ b/pkgs/development/tools/misc/gtkdialog/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
     homepage = "https://code.google.com/archive/p/gtkdialog/";
     # community links: http://murga-linux.com/puppy/viewtopic.php?t=111923 -> https://github.com/01micko/gtkdialog
     description = "Small utility for fast and easy GUI building from many scripted and compiled languages";
+    mainProgram = "gtkdialog";
     license = lib.licenses.gpl2Plus;
     platforms = lib.platforms.linux;
   };
diff --git a/pkgs/development/tools/misc/gtkperf/default.nix b/pkgs/development/tools/misc/gtkperf/default.nix
index c977ca3070e4f..a478306cad67d 100644
--- a/pkgs/development/tools/misc/gtkperf/default.nix
+++ b/pkgs/development/tools/misc/gtkperf/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Application designed to test GTK performance";
+    mainProgram = "gtkperf";
     homepage = "https://gtkperf.sourceforge.net/";
     license = with licenses; [ gpl2 ];
     maintainers = with maintainers; [ dtzWill ];
diff --git a/pkgs/development/tools/misc/help2man/default.nix b/pkgs/development/tools/misc/help2man/default.nix
index 5c54941b90775..9fd35a094db8a 100644
--- a/pkgs/development/tools/misc/help2man/default.nix
+++ b/pkgs/development/tools/misc/help2man/default.nix
@@ -44,6 +44,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Generate man pages from `--help' output";
+    mainProgram = "help2man";
     longDescription = ''
       help2man produces simple manual pages from the ‘--help’ and ‘--version’ output of other commands.
     '';
diff --git a/pkgs/development/tools/misc/highlight-assertions/default.nix b/pkgs/development/tools/misc/highlight-assertions/default.nix
index 9e4ed0e61dd86..5db0a722dc10a 100644
--- a/pkgs/development/tools/misc/highlight-assertions/default.nix
+++ b/pkgs/development/tools/misc/highlight-assertions/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool for unit testing tree sitter highlights for nvim-treesitter";
+    mainProgram = "highlight-assertions";
     homepage = "https://github.com/thehamsta/highlight-assertions";
     license = licenses.asl20;
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/misc/httpref/default.nix b/pkgs/development/tools/misc/httpref/default.nix
index 4417a81b66ec6..f2c0f58a30944 100644
--- a/pkgs/development/tools/misc/httpref/default.nix
+++ b/pkgs/development/tools/misc/httpref/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Command line, offline, access to HTTP status code, common header, and port references";
+    mainProgram = "httpref";
     homepage = "https://github.com/dnnrly/httpref";
     changelog = "https://github.com/dnnrly/httpref/releases/tag/${src.rev}";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/misc/husky/default.nix b/pkgs/development/tools/misc/husky/default.nix
index dd2fef2a60260..cd613b925b2d4 100644
--- a/pkgs/development/tools/misc/husky/default.nix
+++ b/pkgs/development/tools/misc/husky/default.nix
@@ -15,6 +15,7 @@ buildNpmPackage rec {
 
   meta = with lib; {
     description = "Git hooks made easy 🐶 woof!";
+    mainProgram = "husky";
     homepage = "https://github.com/typicode/husky";
     changelog = "https://github.com/typicode/husky/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/misc/hydra-cli/default.nix b/pkgs/development/tools/misc/hydra-cli/default.nix
index 05829eb0c999e..6044aa99216b0 100644
--- a/pkgs/development/tools/misc/hydra-cli/default.nix
+++ b/pkgs/development/tools/misc/hydra-cli/default.nix
@@ -41,6 +41,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A client for the Hydra CI";
+    mainProgram = "hydra-cli";
     homepage = "https://github.com/nlewo/hydra-cli";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ gilligan lewo ];
diff --git a/pkgs/development/tools/misc/indent/default.nix b/pkgs/development/tools/misc/indent/default.nix
index 8e6ba9b70c04d..c7cef90d0a439 100644
--- a/pkgs/development/tools/misc/indent/default.nix
+++ b/pkgs/development/tools/misc/indent/default.nix
@@ -56,6 +56,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://www.gnu.org/software/indent/";
     description = "A source code reformatter";
+    mainProgram = "indent";
     license = lib.licenses.gpl3Plus;
     maintainers = [ lib.maintainers.mmahut ];
     platforms = lib.platforms.unix;
diff --git a/pkgs/development/tools/misc/itstool/default.nix b/pkgs/development/tools/misc/itstool/default.nix
index 0f2633d71e6f9..c8889d33401b8 100644
--- a/pkgs/development/tools/misc/itstool/default.nix
+++ b/pkgs/development/tools/misc/itstool/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://itstool.org/";
     description = "XML to PO and back again";
+    mainProgram = "itstool";
     license = lib.licenses.gpl3Plus;
     platforms = lib.platforms.all;
     maintainers = [ ];
diff --git a/pkgs/development/tools/misc/jcli/default.nix b/pkgs/development/tools/misc/jcli/default.nix
index 0333b74e3e0ce..f5d9d7a858998 100644
--- a/pkgs/development/tools/misc/jcli/default.nix
+++ b/pkgs/development/tools/misc/jcli/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Jenkins CLI allows you to manage your Jenkins in an easy way";
+    mainProgram = "jcli";
     homepage = "https://jcli.jenkins-zh.cn/";
     license = licenses.mit;
     maintainers = with maintainers; [ sikmir ];
diff --git a/pkgs/development/tools/misc/jiq/default.nix b/pkgs/development/tools/misc/jiq/default.nix
index 2a0f0ed822c08..34177e142d1cd 100644
--- a/pkgs/development/tools/misc/jiq/default.nix
+++ b/pkgs/development/tools/misc/jiq/default.nix
@@ -26,6 +26,7 @@ buildGoModule rec {
     homepage = "https://github.com/fiatjaf/jiq";
     license = licenses.mit;
     description = "jid on jq - interactive JSON query tool using jq expressions";
+    mainProgram = "jiq";
     maintainers = with maintainers; [ ];
   };
 }
diff --git a/pkgs/development/tools/misc/k2tf/default.nix b/pkgs/development/tools/misc/k2tf/default.nix
index 35eb679281aa9..0da0d51f3bc45 100644
--- a/pkgs/development/tools/misc/k2tf/default.nix
+++ b/pkgs/development/tools/misc/k2tf/default.nix
@@ -26,6 +26,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Kubernetes YAML to Terraform HCL converter";
+    mainProgram = "k2tf";
     homepage = "https://github.com/sl1pm4t/k2tf";
     license = licenses.mpl20;
     maintainers = [ maintainers.flokli ];
diff --git a/pkgs/development/tools/misc/kdbg/default.nix b/pkgs/development/tools/misc/kdbg/default.nix
index 283089abb99a6..cd32840239445 100644
--- a/pkgs/development/tools/misc/kdbg/default.nix
+++ b/pkgs/development/tools/misc/kdbg/default.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
       intuitive interface for setting breakpoints, inspecting variables, and
       stepping through code.
     '';
+    mainProgram = "kdbg";
     license = licenses.gpl2;
     maintainers = [ maintainers.catern ];
   };
diff --git a/pkgs/development/tools/misc/kool/default.nix b/pkgs/development/tools/misc/kool/default.nix
index fc747a476bdc3..dd5a79f17ee42 100644
--- a/pkgs/development/tools/misc/kool/default.nix
+++ b/pkgs/development/tools/misc/kool/default.nix
@@ -32,6 +32,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "From local development to the cloud: development workflow made easy";
+    mainProgram = "kool";
     homepage = "https://kool.dev";
     changelog = "https://github.com/kool-dev/kool/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/misc/libtree/default.nix b/pkgs/development/tools/misc/libtree/default.nix
index 24083a60d28e0..621ab218669ec 100644
--- a/pkgs/development/tools/misc/libtree/default.nix
+++ b/pkgs/development/tools/misc/libtree/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Tree ldd with an option to bundle dependencies into a single folder";
+    mainProgram = "libtree";
     homepage = "https://github.com/haampie/libtree";
     license = licenses.mit;
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/misc/libwhich/default.nix b/pkgs/development/tools/misc/libwhich/default.nix
index aee79b8264440..915e1018c561b 100644
--- a/pkgs/development/tools/misc/libwhich/default.nix
+++ b/pkgs/development/tools/misc/libwhich/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Like `which`, for dynamic libraries";
+    mainProgram = "libwhich";
     homepage = "https://github.com/vtjnash/libwhich";
     license = licenses.mit;
     maintainers = with maintainers; [ dtzWill ];
diff --git a/pkgs/development/tools/misc/licenseclassifier/default.nix b/pkgs/development/tools/misc/licenseclassifier/default.nix
index 05a858130b395..11e986c245b05 100644
--- a/pkgs/development/tools/misc/licenseclassifier/default.nix
+++ b/pkgs/development/tools/misc/licenseclassifier/default.nix
@@ -23,6 +23,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A License Classifier";
+    mainProgram = "identify_license";
     longDescription = ''
       The license classifier can analyze text to determine what type of license
       it contains. It searches for license texts in a file and compares them to
diff --git a/pkgs/development/tools/misc/linuxkit/default.nix b/pkgs/development/tools/misc/linuxkit/default.nix
index 73ea58a17e4d7..118b49b10f849 100644
--- a/pkgs/development/tools/misc/linuxkit/default.nix
+++ b/pkgs/development/tools/misc/linuxkit/default.nix
@@ -53,6 +53,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A toolkit for building secure, portable and lean operating systems for containers";
+    mainProgram = "linuxkit";
     license = licenses.asl20;
     homepage = "https://github.com/linuxkit/linuxkit";
     maintainers = with maintainers; [ nicknovitski ];
diff --git a/pkgs/development/tools/misc/loccount/default.nix b/pkgs/development/tools/misc/loccount/default.nix
index d51cec639c1d5..fa128cf3cb5ce 100644
--- a/pkgs/development/tools/misc/loccount/default.nix
+++ b/pkgs/development/tools/misc/loccount/default.nix
@@ -26,6 +26,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Re-implementation of sloccount in Go";
+    mainProgram = "loccount";
     longDescription = ''
       loccount is a re-implementation of David A. Wheeler's sloccount tool
       in Go.  It is faster and handles more different languages. Because
diff --git a/pkgs/development/tools/misc/lsof/default.nix b/pkgs/development/tools/misc/lsof/default.nix
index eece4f9722312..4cce674820af0 100644
--- a/pkgs/development/tools/misc/lsof/default.nix
+++ b/pkgs/development/tools/misc/lsof/default.nix
@@ -56,6 +56,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/lsof-org/lsof";
     description = "A tool to list open files";
+    mainProgram = "lsof";
     longDescription = ''
       List open files. Can show what process has opened some file,
       socket (IPv6/IPv4/UNIX local), or partition (by opening a file
diff --git a/pkgs/development/tools/misc/ltrace/default.nix b/pkgs/development/tools/misc/ltrace/default.nix
index 9114e7cf4cef9..c9ba073f6b34c 100644
--- a/pkgs/development/tools/misc/ltrace/default.nix
+++ b/pkgs/development/tools/misc/ltrace/default.nix
@@ -55,6 +55,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library call tracer";
+    mainProgram = "ltrace";
     homepage = "https://www.ltrace.org/";
     platforms = platforms.linux;
     license = licenses.gpl2Plus;
diff --git a/pkgs/development/tools/misc/lttng-tools/default.nix b/pkgs/development/tools/misc/lttng-tools/default.nix
index b3660f7cad9ba..bce8c2583fe67 100644
--- a/pkgs/development/tools/misc/lttng-tools/default.nix
+++ b/pkgs/development/tools/misc/lttng-tools/default.nix
@@ -16,6 +16,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Tracing tools (kernel + user space) for Linux";
+    mainProgram = "lttng";
     homepage = "https://lttng.org/";
     license = with licenses; [ lgpl21Only gpl2Only ];
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/misc/lttng-ust/generic.nix b/pkgs/development/tools/misc/lttng-ust/generic.nix
index 60b133f731444..89bc888828e20 100644
--- a/pkgs/development/tools/misc/lttng-ust/generic.nix
+++ b/pkgs/development/tools/misc/lttng-ust/generic.nix
@@ -41,6 +41,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "LTTng Userspace Tracer libraries";
+    mainProgram = "lttng-gen-tp";
     homepage = "https://lttng.org/";
     license = with licenses; [ lgpl21Only gpl2Only mit ];
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/misc/micronucleus/default.nix b/pkgs/development/tools/misc/micronucleus/default.nix
index 560cfa0c0dce2..d7141324dc971 100644
--- a/pkgs/development/tools/misc/micronucleus/default.nix
+++ b/pkgs/development/tools/misc/micronucleus/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Upload tool for micronucleus";
+    mainProgram = "micronucleus";
     homepage = "https://github.com/micronucleus/micronucleus";
     license = licenses.gpl3;
     maintainers = [ maintainers.cab404 ];
diff --git a/pkgs/development/tools/misc/mkcert/default.nix b/pkgs/development/tools/misc/mkcert/default.nix
index 0022dd003cd96..8da04668ec139 100644
--- a/pkgs/development/tools/misc/mkcert/default.nix
+++ b/pkgs/development/tools/misc/mkcert/default.nix
@@ -22,6 +22,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/FiloSottile/mkcert";
     description = "A simple tool for making locally-trusted development certificates";
+    mainProgram = "mkcert";
     license = licenses.bsd3;
     maintainers = [ maintainers.marsam ];
   };
diff --git a/pkgs/development/tools/misc/namaka/default.nix b/pkgs/development/tools/misc/namaka/default.nix
index 185f24b47211c..50259d691cbc0 100644
--- a/pkgs/development/tools/misc/namaka/default.nix
+++ b/pkgs/development/tools/misc/namaka/default.nix
@@ -40,6 +40,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Snapshot testing tool for Nix based on haumea";
+    mainProgram = "namaka";
     homepage = "https://github.com/nix-community/namaka";
     changelog = "https://github.com/nix-community/namaka/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mpl20;
diff --git a/pkgs/development/tools/misc/ninka/default.nix b/pkgs/development/tools/misc/ninka/default.nix
index 2b45af77e7a99..cfdf1d5bb3dc0 100644
--- a/pkgs/development/tools/misc/ninka/default.nix
+++ b/pkgs/development/tools/misc/ninka/default.nix
@@ -26,6 +26,7 @@ perlPackages.buildPerlPackage {
 
   meta = with lib; {
     description = "A sentence based license detector";
+    mainProgram = "ninka";
     homepage = "http://ninka.turingmachine.org/";
     license = licenses.gpl2;
     maintainers = [ maintainers.vrthra ];
diff --git a/pkgs/development/tools/misc/nix-build-uncached/default.nix b/pkgs/development/tools/misc/nix-build-uncached/default.nix
index 960b744dc738b..4471b30fc7c0a 100644
--- a/pkgs/development/tools/misc/nix-build-uncached/default.nix
+++ b/pkgs/development/tools/misc/nix-build-uncached/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A CI friendly wrapper around nix-build";
+    mainProgram = "nix-build-uncached";
     license = licenses.mit;
     homepage = "https://github.com/Mic92/nix-build-uncached";
     maintainers = [ maintainers.mic92 ];
diff --git a/pkgs/development/tools/misc/nixbang/default.nix b/pkgs/development/tools/misc/nixbang/default.nix
index bcddf4479eb02..cc5edb162a4c5 100644
--- a/pkgs/development/tools/misc/nixbang/default.nix
+++ b/pkgs/development/tools/misc/nixbang/default.nix
@@ -15,6 +15,7 @@ pythonPackages.buildPythonApplication rec {
   meta = {
     homepage = "https://github.com/madjar/nixbang";
     description = "A special shebang to run scripts in a nix-shell";
+    mainProgram = "nixbang";
     maintainers = [ lib.maintainers.madjar ];
     platforms = lib.platforms.all;
   };
diff --git a/pkgs/development/tools/misc/objconv/default.nix b/pkgs/development/tools/misc/objconv/default.nix
index ec0f5a367d1c2..9eee3cca10517 100644
--- a/pkgs/development/tools/misc/objconv/default.nix
+++ b/pkgs/development/tools/misc/objconv/default.nix
@@ -31,6 +31,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Object and executable file converter, modifier and disassembler";
+    mainProgram = "objconv";
     homepage = "https://www.agner.org/optimize/";
     license = licenses.gpl2;
     maintainers = with maintainers; [ orivej vrthra ];
diff --git a/pkgs/development/tools/misc/opengrok/default.nix b/pkgs/development/tools/misc/opengrok/default.nix
index bf566188e5d74..88639c752faba 100644
--- a/pkgs/development/tools/misc/opengrok/default.nix
+++ b/pkgs/development/tools/misc/opengrok/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Source code search and cross reference engine";
+    mainProgram = "opengrok";
     homepage = "https://opengrok.github.io/OpenGrok/";
     changelog = "https://github.com/oracle/opengrok/releases/tag/${version}";
     license = licenses.cddl;
diff --git a/pkgs/development/tools/misc/patchelf/default.nix b/pkgs/development/tools/misc/patchelf/default.nix
index fc71c4aa4ea48..94c05394a9011 100644
--- a/pkgs/development/tools/misc/patchelf/default.nix
+++ b/pkgs/development/tools/misc/patchelf/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation rec {
     homepage = "https://github.com/NixOS/patchelf";
     license = licenses.gpl3Plus;
     description = "A small utility to modify the dynamic linker and RPATH of ELF executables";
+    mainProgram = "patchelf";
     maintainers = [ maintainers.eelco ];
     platforms = platforms.all;
   };
diff --git a/pkgs/development/tools/misc/patchelf/unstable.nix b/pkgs/development/tools/misc/patchelf/unstable.nix
index a4061855d9973..c2d9b2c0bedec 100644
--- a/pkgs/development/tools/misc/patchelf/unstable.nix
+++ b/pkgs/development/tools/misc/patchelf/unstable.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
     homepage = "https://github.com/NixOS/patchelf";
     license = licenses.gpl3;
     description = "A small utility to modify the dynamic linker and RPATH of ELF executables";
+    mainProgram = "patchelf";
     maintainers = [ maintainers.eelco ];
     platforms = platforms.all;
   };
diff --git a/pkgs/development/tools/misc/patsh/default.nix b/pkgs/development/tools/misc/patsh/default.nix
index 9fabbf789db96..0e8bafc86bd78 100644
--- a/pkgs/development/tools/misc/patsh/default.nix
+++ b/pkgs/development/tools/misc/patsh/default.nix
@@ -43,6 +43,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A command-line tool for patching shell scripts inspired by resholve";
+    mainProgram = "patsh";
     homepage = "https://github.com/nix-community/patsh";
     changelog = "https://github.com/nix-community/patsh/blob/v${version}/CHANGELOG.md";
     license = licenses.mpl20;
diff --git a/pkgs/development/tools/misc/perfect-hash/default.nix b/pkgs/development/tools/misc/perfect-hash/default.nix
index 71747f0d11729..124758e571e9a 100644
--- a/pkgs/development/tools/misc/perfect-hash/default.nix
+++ b/pkgs/development/tools/misc/perfect-hash/default.nix
@@ -20,6 +20,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Minimal perfect hash function generator";
+    mainProgram = "perfect-hash";
     longDescription = ''
       Generate a minimal perfect hash function for a given set of keys.
       A given code template is filled with parameters, such that the
diff --git a/pkgs/development/tools/misc/planus/default.nix b/pkgs/development/tools/misc/planus/default.nix
index 9074debb26336..6580c7b213041 100644
--- a/pkgs/development/tools/misc/planus/default.nix
+++ b/pkgs/development/tools/misc/planus/default.nix
@@ -30,6 +30,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "An alternative compiler for flatbuffers";
+    mainProgram = "planus";
     homepage = "https://github.com/planus-org/planus";
     changelog = "https://github.com/planus-org/planus/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ asl20 mit ];
diff --git a/pkgs/development/tools/misc/polylith/default.nix b/pkgs/development/tools/misc/polylith/default.nix
index 06aadb0092071..66e274026a0c3 100644
--- a/pkgs/development/tools/misc/polylith/default.nix
+++ b/pkgs/development/tools/misc/polylith/default.nix
@@ -43,6 +43,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A tool used to develop Polylith based architectures in Clojure";
+    mainProgram = "poly";
     homepage = "https://github.com/polyfy/polylith";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
     license = licenses.epl10;
diff --git a/pkgs/development/tools/misc/premake/3.nix b/pkgs/development/tools/misc/premake/3.nix
index c05581f5591a6..f0891873eb58d 100644
--- a/pkgs/development/tools/misc/premake/3.nix
+++ b/pkgs/development/tools/misc/premake/3.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://premake.github.io/";
     description = "A simple build configuration and project generation tool using lua";
+    mainProgram = "premake";
     license = lib.licenses.bsd3;
     platforms = lib.platforms.unix;
   };
diff --git a/pkgs/development/tools/misc/premake/5.nix b/pkgs/development/tools/misc/premake/5.nix
index a42d4c1a7b6e8..841e8480da1ab 100644
--- a/pkgs/development/tools/misc/premake/5.nix
+++ b/pkgs/development/tools/misc/premake/5.nix
@@ -44,6 +44,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://premake.github.io";
     description = "A simple build configuration and project generation tool using lua";
+    mainProgram = "premake5";
     license = lib.licenses.bsd3;
     platforms = lib.platforms.darwin ++ lib.platforms.linux;
     broken = stdenv.isDarwin && stdenv.isAarch64;
diff --git a/pkgs/development/tools/misc/protox/default.nix b/pkgs/development/tools/misc/protox/default.nix
index 82849b6d9478e..415f19aa71b0d 100644
--- a/pkgs/development/tools/misc/protox/default.nix
+++ b/pkgs/development/tools/misc/protox/default.nix
@@ -21,6 +21,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A rust implementation of the protobuf compiler";
+    mainProgram = "protox";
     homepage = "https://github.com/andrewhickman/protox";
     changelog = "https://github.com/andrewhickman/protox/blob/${version}/CHANGELOG.md";
     license = with licenses; [ asl20 mit ];
diff --git a/pkgs/development/tools/misc/ptags/default.nix b/pkgs/development/tools/misc/ptags/default.nix
index 8af08bd8311fe..aa79801583563 100644
--- a/pkgs/development/tools/misc/ptags/default.nix
+++ b/pkgs/development/tools/misc/ptags/default.nix
@@ -34,6 +34,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A parallel universal-ctags wrapper for git repository";
+    mainProgram = "ptags";
     homepage = "https://github.com/dalance/ptags";
     maintainers = with maintainers; [ pamplemousse ];
     license = licenses.mit;
diff --git a/pkgs/development/tools/misc/pwndbg/default.nix b/pkgs/development/tools/misc/pwndbg/default.nix
index d80fa230c8a4f..b9156abf84b86 100644
--- a/pkgs/development/tools/misc/pwndbg/default.nix
+++ b/pkgs/development/tools/misc/pwndbg/default.nix
@@ -52,6 +52,7 @@ in stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Exploit Development and Reverse Engineering with GDB Made Easy";
+    mainProgram = "pwndbg";
     homepage = "https://github.com/pwndbg/pwndbg";
     license = licenses.mit;
     platforms = platforms.all;
diff --git a/pkgs/development/tools/misc/pwninit/default.nix b/pkgs/development/tools/misc/pwninit/default.nix
index 92cfa6f4fcb08..341532d00422d 100644
--- a/pkgs/development/tools/misc/pwninit/default.nix
+++ b/pkgs/development/tools/misc/pwninit/default.nix
@@ -33,6 +33,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = {
     description = "Automate starting binary exploit challenges";
+    mainProgram = "pwninit";
     homepage = "https://github.com/io12/pwninit";
     license = lib.licenses.mit;
     maintainers = [ lib.maintainers.scoder12 ];
diff --git a/pkgs/development/tools/misc/qtspim/default.nix b/pkgs/development/tools/misc/qtspim/default.nix
index 1ef63f1a431d7..15fd8dd13b2c7 100644
--- a/pkgs/development/tools/misc/qtspim/default.nix
+++ b/pkgs/development/tools/misc/qtspim/default.nix
@@ -47,6 +47,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "New user interface for spim, a MIPS simulator";
+    mainProgram = "qtspim";
     homepage = "https://spimsimulator.sourceforge.net/";
     license = licenses.bsdOriginal;
     maintainers = with maintainers; [ emilytrau ];
diff --git a/pkgs/development/tools/misc/regex-cli/default.nix b/pkgs/development/tools/misc/regex-cli/default.nix
index 4ce7310425890..f30d02bcf29f1 100644
--- a/pkgs/development/tools/misc/regex-cli/default.nix
+++ b/pkgs/development/tools/misc/regex-cli/default.nix
@@ -16,6 +16,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A command line tool for debugging, ad hoc benchmarking and generating regular expressions";
+    mainProgram = "regex-cli";
     homepage = "https://github.com/rust-lang/regex/tree/master/regex-cli";
     license = with licenses; [ asl20 mit ];
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/misc/replacement/default.nix b/pkgs/development/tools/misc/replacement/default.nix
index 75c5363ff6728..dde607419cae1 100644
--- a/pkgs/development/tools/misc/replacement/default.nix
+++ b/pkgs/development/tools/misc/replacement/default.nix
@@ -28,6 +28,7 @@ python3Packages.buildPythonApplication rec {
   meta = with lib; {
     homepage = "https://github.com/siriobalmelli/replacement";
     description = "A tool to execute yaml templates and output text";
+    mainProgram = "replacement";
     longDescription = ''
         Replacement is a python utility
         that parses a yaml template and outputs text.
diff --git a/pkgs/development/tools/misc/reviewdog/default.nix b/pkgs/development/tools/misc/reviewdog/default.nix
index b08fa9d5568d4..8339c06251009 100644
--- a/pkgs/development/tools/misc/reviewdog/default.nix
+++ b/pkgs/development/tools/misc/reviewdog/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Automated code review tool integrated with any code analysis tools regardless of programming language";
+    mainProgram = "reviewdog";
     homepage = "https://github.com/reviewdog/reviewdog";
     changelog = "https://github.com/reviewdog/reviewdog/blob/v${version}/CHANGELOG.md";
     maintainers = [ maintainers.marsam ];
diff --git a/pkgs/development/tools/misc/riff/default.nix b/pkgs/development/tools/misc/riff/default.nix
index 94096a2bc5e2e..fe2e2f310fa14 100644
--- a/pkgs/development/tools/misc/riff/default.nix
+++ b/pkgs/development/tools/misc/riff/default.nix
@@ -38,6 +38,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool that automatically provides external dependencies for software projects";
+    mainProgram = "riff";
     homepage = "https://riff.sh";
     changelog = "https://github.com/DeterminateSystems/riff/releases/tag/v${version}";
     license = licenses.mpl20;
diff --git a/pkgs/development/tools/misc/rolespec/default.nix b/pkgs/development/tools/misc/rolespec/default.nix
index 7b084fae891ee..cd90d1cda9631 100644
--- a/pkgs/development/tools/misc/rolespec/default.nix
+++ b/pkgs/development/tools/misc/rolespec/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/nickjj/rolespec";
     description = "A test library for testing Ansible roles";
+    mainProgram = "rolespec";
     longDescription = ''
       A shell based test library for Ansible that works both locally and over
       Travis-CI.
diff --git a/pkgs/development/tools/misc/rsass/default.nix b/pkgs/development/tools/misc/rsass/default.nix
index 1804c1301230e..0e2e4d57823a4 100644
--- a/pkgs/development/tools/misc/rsass/default.nix
+++ b/pkgs/development/tools/misc/rsass/default.nix
@@ -14,6 +14,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Sass reimplemented in rust with nom";
+    mainProgram = "rsass";
     homepage = "https://github.com/kaj/rsass";
     changelog = "https://github.com/kaj/rsass/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit /* or */ asl20 ];
diff --git a/pkgs/development/tools/misc/rtss/default.nix b/pkgs/development/tools/misc/rtss/default.nix
index cb5b55b8894c2..4172919d42f2f 100644
--- a/pkgs/development/tools/misc/rtss/default.nix
+++ b/pkgs/development/tools/misc/rtss/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Annotate output with relative durations between lines";
+    mainProgram = "rtss";
     homepage = "https://github.com/Freaky/rtss";
     license = licenses.mit;
     maintainers = with maintainers; [ djanatyn ];
diff --git a/pkgs/development/tools/misc/runme/default.nix b/pkgs/development/tools/misc/runme/default.nix
index d7850c18fabe3..8299ceba53956 100644
--- a/pkgs/development/tools/misc/runme/default.nix
+++ b/pkgs/development/tools/misc/runme/default.nix
@@ -67,6 +67,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Execute commands inside your runbooks, docs, and READMEs";
+    mainProgram = "runme";
     homepage = "https://runme.dev";
     changelog = "https://github.com/stateful/runme/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/misc/rustywind/default.nix b/pkgs/development/tools/misc/rustywind/default.nix
index 5fe1e15b8fa52..7c664aff4bbab 100644
--- a/pkgs/development/tools/misc/rustywind/default.nix
+++ b/pkgs/development/tools/misc/rustywind/default.nix
@@ -24,6 +24,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "CLI for organizing Tailwind CSS classes";
+    mainProgram = "rustywind";
     homepage = "https://github.com/avencera/rustywind";
     changelog = "https://github.com/avencera/rustywind/blob/${src.rev}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/misc/samply/default.nix b/pkgs/development/tools/misc/samply/default.nix
index 9d70b9bc14d63..9109de3617796 100644
--- a/pkgs/development/tools/misc/samply/default.nix
+++ b/pkgs/development/tools/misc/samply/default.nix
@@ -47,6 +47,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A command line profiler for macOS and Linux";
+    mainProgram = "samply";
     homepage = "https://github.com/mstange/samply";
     changelog = "https://github.com/mstange/samply/releases/tag/samply-v${version}";
     license = with licenses; [ asl20 mit ];
diff --git a/pkgs/development/tools/misc/sccache/default.nix b/pkgs/development/tools/misc/sccache/default.nix
index 9b9311529b770..1f6e6e7a040b8 100644
--- a/pkgs/development/tools/misc/sccache/default.nix
+++ b/pkgs/development/tools/misc/sccache/default.nix
@@ -36,6 +36,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Ccache with Cloud Storage";
+    mainProgram = "sccache";
     homepage = "https://github.com/mozilla/sccache";
     changelog = "https://github.com/mozilla/sccache/releases/tag/v${version}";
     maintainers = with maintainers; [ doronbehar figsoda ];
diff --git a/pkgs/development/tools/misc/scip/default.nix b/pkgs/development/tools/misc/scip/default.nix
index 176ddccbe34e1..c36d4c5b08864 100644
--- a/pkgs/development/tools/misc/scip/default.nix
+++ b/pkgs/development/tools/misc/scip/default.nix
@@ -39,6 +39,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "SCIP Code Intelligence Protocol CLI";
+    mainProgram = "scip";
     homepage = "https://github.com/sourcegraph/scip";
     changelog = "https://github.com/sourcegraph/scip/blob/${src.rev}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/misc/scriptisto/default.nix b/pkgs/development/tools/misc/scriptisto/default.nix
index 9b7b287fce5db..f3a3ba18240b7 100644
--- a/pkgs/development/tools/misc/scriptisto/default.nix
+++ b/pkgs/development/tools/misc/scriptisto/default.nix
@@ -27,6 +27,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A language-agnostic \"shebang interpreter\" that enables you to write scripts in compiled languages";
+    mainProgram = "scriptisto";
     homepage = "https://github.com/igor-petruk/scriptisto";
     changelog = "https://github.com/igor-petruk/scriptisto/releases/tag/${src.rev}";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/misc/seer/default.nix b/pkgs/development/tools/misc/seer/default.nix
index 92bc871185ff1..b797287a02dc2 100644
--- a/pkgs/development/tools/misc/seer/default.nix
+++ b/pkgs/development/tools/misc/seer/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A Qt gui frontend for GDB";
+    mainProgram = "seergdb";
     homepage = "https://github.com/epasveer/seer";
     license = licenses.gpl3Only;
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/misc/sipp/default.nix b/pkgs/development/tools/misc/sipp/default.nix
index 297669733c0e7..43dcd2aea9b4b 100644
--- a/pkgs/development/tools/misc/sipp/default.nix
+++ b/pkgs/development/tools/misc/sipp/default.nix
@@ -31,6 +31,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://sipp.sf.net";
     description = "The SIPp testing tool";
+    mainProgram = "sipp";
     license = licenses.gpl3;
     platforms = platforms.unix;
   };
diff --git a/pkgs/development/tools/misc/slint-lsp/default.nix b/pkgs/development/tools/misc/slint-lsp/default.nix
index dfd26ad273cce..7eb9cd05b97bc 100644
--- a/pkgs/development/tools/misc/slint-lsp/default.nix
+++ b/pkgs/development/tools/misc/slint-lsp/default.nix
@@ -54,6 +54,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Language Server Protocol (LSP) for Slint UI language";
+    mainProgram = "slint-lsp";
     homepage = "https://slint-ui.com/";
     changelog = "https://github.com/slint-ui/slint/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ gpl3Plus ];
diff --git a/pkgs/development/tools/misc/spruce/default.nix b/pkgs/development/tools/misc/spruce/default.nix
index 2cf0f184a729a..4c03d0acfab64 100644
--- a/pkgs/development/tools/misc/spruce/default.nix
+++ b/pkgs/development/tools/misc/spruce/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A BOSH template merge tool";
+    mainProgram = "spruce";
     homepage = "https://github.com/geofffranks/spruce";
     license = licenses.mit;
     maintainers = with maintainers; [ risson ];
diff --git a/pkgs/development/tools/misc/sqitch/default.nix b/pkgs/development/tools/misc/sqitch/default.nix
index 32235e85c48d2..612ef223e67be 100644
--- a/pkgs/development/tools/misc/sqitch/default.nix
+++ b/pkgs/development/tools/misc/sqitch/default.nix
@@ -44,5 +44,6 @@ stdenv.mkDerivation {
 
   meta = {
     inherit (sqitch.meta) description homepage license platforms;
+    mainProgram = "sqitch";
   };
 }
diff --git a/pkgs/development/tools/misc/strace-analyzer/default.nix b/pkgs/development/tools/misc/strace-analyzer/default.nix
index db0591cab10a1..33371bee93737 100644
--- a/pkgs/development/tools/misc/strace-analyzer/default.nix
+++ b/pkgs/development/tools/misc/strace-analyzer/default.nix
@@ -27,6 +27,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Analyzes strace output";
+    mainProgram = "strace-analyzer";
     homepage = "https://github.com/wookietreiber/strace-analyzer";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/misc/swig/default.nix b/pkgs/development/tools/misc/swig/default.nix
index 41f33f4db67fd..ad7b64c255685 100644
--- a/pkgs/development/tools/misc/swig/default.nix
+++ b/pkgs/development/tools/misc/swig/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "SWIG, an interface compiler that connects C/C++ code to higher-level languages";
+    mainProgram = "swig";
     homepage = "https://swig.org/";
     # Different types of licenses available: http://www.swig.org/Release/LICENSE .
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/tools/misc/sysbench/default.nix b/pkgs/development/tools/misc/sysbench/default.nix
index 85d289e49b7ae..6bba1ebfd6118 100644
--- a/pkgs/development/tools/misc/sysbench/default.nix
+++ b/pkgs/development/tools/misc/sysbench/default.nix
@@ -46,6 +46,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Modular, cross-platform and multi-threaded benchmark tool";
+    mainProgram = "sysbench";
     longDescription = ''
       sysbench is a scriptable multi-threaded benchmark tool based on LuaJIT.
       It is most frequently used for database benchmarks, but can also be used
diff --git a/pkgs/development/tools/misc/tcptrack/default.nix b/pkgs/development/tools/misc/tcptrack/default.nix
index cf3cdf586cc45..5c1fe8c5b9b70 100644
--- a/pkgs/development/tools/misc/tcptrack/default.nix
+++ b/pkgs/development/tools/misc/tcptrack/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     inherit (src.meta) homepage;
     description = "libpcap based program for live TCP connection monitoring";
+    mainProgram = "tcptrack";
     license = licenses.lgpl21;
     platforms = platforms.linux;
     maintainers = [ maintainers.bjornfor maintainers.vrthra ];
diff --git a/pkgs/development/tools/misc/terracognita/default.nix b/pkgs/development/tools/misc/terracognita/default.nix
index 55b13dad748ba..b01d73ecc1724 100644
--- a/pkgs/development/tools/misc/terracognita/default.nix
+++ b/pkgs/development/tools/misc/terracognita/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Reads from existing Cloud Providers (reverse Terraform) and generates your infrastructure as code on Terraform configuration";
+    mainProgram = "terracognita";
     homepage = "https://github.com/cycloidio/terracognita";
     changelog = "https://github.com/cycloidio/terracognita/raw/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/misc/terraform-ls/default.nix b/pkgs/development/tools/misc/terraform-ls/default.nix
index 814f6872d3f33..4499d113e8388 100644
--- a/pkgs/development/tools/misc/terraform-ls/default.nix
+++ b/pkgs/development/tools/misc/terraform-ls/default.nix
@@ -28,6 +28,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Terraform Language Server (official)";
+    mainProgram = "terraform-ls";
     homepage = "https://github.com/hashicorp/terraform-ls";
     changelog = "https://github.com/hashicorp/terraform-ls/blob/v${version}/CHANGELOG.md";
     license = licenses.mpl20;
diff --git a/pkgs/development/tools/misc/terraform-lsp/default.nix b/pkgs/development/tools/misc/terraform-lsp/default.nix
index 332913e711309..74070bd6ea8c3 100644
--- a/pkgs/development/tools/misc/terraform-lsp/default.nix
+++ b/pkgs/development/tools/misc/terraform-lsp/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Language Server Protocol for Terraform";
+    mainProgram = "terraform-lsp";
     homepage = "https://github.com/juliosueiras/terraform-lsp";
     license = licenses.mit;
     maintainers = with maintainers; [ marsam ];
diff --git a/pkgs/development/tools/misc/terraformer/default.nix b/pkgs/development/tools/misc/terraformer/default.nix
index 4b6001a17c70e..dc8ad0644fcb4 100644
--- a/pkgs/development/tools/misc/terraformer/default.nix
+++ b/pkgs/development/tools/misc/terraformer/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "CLI tool to generate terraform files from existing infrastructure (reverse Terraform). Infrastructure to Code";
+    mainProgram = "terraformer";
     homepage = "https://github.com/GoogleCloudPlatform/terraformer";
     license = licenses.asl20;
     maintainers = [ maintainers.marsam ];
diff --git a/pkgs/development/tools/misc/terser/default.nix b/pkgs/development/tools/misc/terser/default.nix
index f58473eb54cfd..3c484b5372fb7 100644
--- a/pkgs/development/tools/misc/terser/default.nix
+++ b/pkgs/development/tools/misc/terser/default.nix
@@ -15,6 +15,7 @@ buildNpmPackage rec {
 
   meta = with lib; {
     description = "JavaScript parser, mangler and compressor toolkit for ES6+";
+    mainProgram = "terser";
     homepage = "https://terser.org";
     license = licenses.bsd2;
     maintainers = with maintainers; [ talyz ];
diff --git a/pkgs/development/tools/misc/texi2html/default.nix b/pkgs/development/tools/misc/texi2html/default.nix
index 98f846b7c2f7a..66609d8d17e18 100644
--- a/pkgs/development/tools/misc/texi2html/default.nix
+++ b/pkgs/development/tools/misc/texi2html/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Perl script which converts Texinfo source files to HTML output";
+    mainProgram = "texi2html";
     homepage = "https://www.nongnu.org/texi2html/";
     license = licenses.gpl2;
     maintainers = [ maintainers.marcweber ];
diff --git a/pkgs/development/tools/misc/texlab/default.nix b/pkgs/development/tools/misc/texlab/default.nix
index 1c504f6fbf683..9a6a1ad331398 100644
--- a/pkgs/development/tools/misc/texlab/default.nix
+++ b/pkgs/development/tools/misc/texlab/default.nix
@@ -50,6 +50,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "An implementation of the Language Server Protocol for LaTeX";
+    mainProgram = "texlab";
     homepage = "https://github.com/latex-lsp/texlab";
     changelog = "https://github.com/latex-lsp/texlab/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/misc/tie/default.nix b/pkgs/development/tools/misc/tie/default.nix
index 52a740ed1c8c4..70d64af371860 100644
--- a/pkgs/development/tools/misc/tie/default.nix
+++ b/pkgs/development/tools/misc/tie/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://www.ctan.org/tex-archive/web/tie";
     description = "Allow multiple web change files";
+    mainProgram = "tie";
     platforms = platforms.all;
     maintainers = with maintainers; [ vrthra ];
     license = licenses.abstyles;
diff --git a/pkgs/development/tools/misc/tockloader/default.nix b/pkgs/development/tools/misc/tockloader/default.nix
index fbca0b0359ded..d81760daa5fcc 100644
--- a/pkgs/development/tools/misc/tockloader/default.nix
+++ b/pkgs/development/tools/misc/tockloader/default.nix
@@ -32,6 +32,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Tool for programming Tock onto hardware boards";
+    mainProgram = "tockloader";
     homepage = "https://github.com/tock/tockloader";
     changelog = "https://github.com/tock/tockloader/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/misc/topiary/default.nix b/pkgs/development/tools/misc/topiary/default.nix
index cb4f3884d79fd..5c8e57d3414b6 100644
--- a/pkgs/development/tools/misc/topiary/default.nix
+++ b/pkgs/development/tools/misc/topiary/default.nix
@@ -50,6 +50,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A uniform formatter for simple languages, as part of the Tree-sitter ecosystem";
+    mainProgram = "topiary";
     homepage = "https://github.com/tweag/topiary";
     changelog = "https://github.com/tweag/topiary/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/misc/travis/default.nix b/pkgs/development/tools/misc/travis/default.nix
index 0be7721fe0809..494604e975f17 100644
--- a/pkgs/development/tools/misc/travis/default.nix
+++ b/pkgs/development/tools/misc/travis/default.nix
@@ -9,6 +9,7 @@ bundlerEnv {
 
   meta = with lib; {
     description = "CLI and Ruby client library for Travis CI";
+    mainProgram = "travis";
     homepage    = "https://github.com/travis-ci/travis.rb";
     license     = licenses.mit;
     maintainers = with maintainers; [ zimbatm nicknovitski ];
diff --git a/pkgs/development/tools/misc/ttags/default.nix b/pkgs/development/tools/misc/ttags/default.nix
index f07f2d3ef5e8c..c765d0c308d4c 100644
--- a/pkgs/development/tools/misc/ttags/default.nix
+++ b/pkgs/development/tools/misc/ttags/default.nix
@@ -21,6 +21,7 @@ in rustPlatform.buildRustPackage {
 
   meta = with lib; {
     description = "Generate tags using tree-sitter";
+    mainProgram = "ttags";
     longDescription = ''
       ttags generates tags (similar to ctags) for various
       languages, using tree-sitter.
diff --git a/pkgs/development/tools/misc/typical/default.nix b/pkgs/development/tools/misc/typical/default.nix
index 7944f14ca4d6d..8c094a2e1f18f 100644
--- a/pkgs/development/tools/misc/typical/default.nix
+++ b/pkgs/development/tools/misc/typical/default.nix
@@ -35,6 +35,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Data interchange with algebraic data types";
+    mainProgram = "typical";
     homepage = "https://github.com/stepchowfun/typical";
     changelog = "https://github.com/stepchowfun/typical/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/misc/tyson/default.nix b/pkgs/development/tools/misc/tyson/default.nix
index b10b78708b589..2809c881c9453 100644
--- a/pkgs/development/tools/misc/tyson/default.nix
+++ b/pkgs/development/tools/misc/tyson/default.nix
@@ -32,6 +32,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "TypeScript as a configuration language";
+    mainProgram = "tyson";
     homepage = "https://github.com/jetpack-io/tyson";
     changelog = "https://github.com/jetpack-io/tyson/releases/tag/${src.rev}";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/misc/uncrustify/default.nix b/pkgs/development/tools/misc/uncrustify/default.nix
index d57010a4bad3c..a8fef714cadac 100644
--- a/pkgs/development/tools/misc/uncrustify/default.nix
+++ b/pkgs/development/tools/misc/uncrustify/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Source code beautifier for C, C++, C#, ObjectiveC, D, Java, Pawn and VALA";
+    mainProgram = "uncrustify";
     homepage = "https://uncrustify.sourceforge.net/";
     license = licenses.gpl2Plus;
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/misc/vtable-dumper/default.nix b/pkgs/development/tools/misc/vtable-dumper/default.nix
index 1bd59aa9944af..deed8e3af962e 100644
--- a/pkgs/development/tools/misc/vtable-dumper/default.nix
+++ b/pkgs/development/tools/misc/vtable-dumper/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/lvc/vtable-dumper";
     description = "A tool to list content of virtual tables in a C++ shared library";
+    mainProgram = "vtable-dumper";
     license = licenses.lgpl21;
     maintainers = [ maintainers.bhipple ];
     platforms = platforms.all;
diff --git a/pkgs/development/tools/misc/wasmer-pack/default.nix b/pkgs/development/tools/misc/wasmer-pack/default.nix
index 0f5e85349833c..7c1d84de885d6 100644
--- a/pkgs/development/tools/misc/wasmer-pack/default.nix
+++ b/pkgs/development/tools/misc/wasmer-pack/default.nix
@@ -29,6 +29,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Import your WebAssembly code just like any other dependency";
+    mainProgram = "wasmer-pack";
     homepage = "https://github.com/wasmerio/wasmer-pack";
     changelog = "https://github.com/wasmerio/wasmer-pack/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/misc/whatstyle/default.nix b/pkgs/development/tools/misc/whatstyle/default.nix
index 08f5b85bc5ed6..4293a458977b3 100644
--- a/pkgs/development/tools/misc/whatstyle/default.nix
+++ b/pkgs/development/tools/misc/whatstyle/default.nix
@@ -22,6 +22,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Find a code format style that fits given source files";
+    mainProgram = "whatstyle";
     homepage = "https://github.com/mikr/whatstyle";
     license = licenses.mit;
     maintainers = with maintainers; [ dtzWill ];
diff --git a/pkgs/development/tools/misc/wishbone-tool/default.nix b/pkgs/development/tools/misc/wishbone-tool/default.nix
index 0465fb74aa1ac..829ccd8775f6d 100644
--- a/pkgs/development/tools/misc/wishbone-tool/default.nix
+++ b/pkgs/development/tools/misc/wishbone-tool/default.nix
@@ -25,6 +25,7 @@ rustPlatform.buildRustPackage {
 
   meta = with lib; {
     description = "Manipulate a Wishbone device over some sort of bridge";
+    mainProgram = "wishbone-tool";
     homepage = "https://github.com/litex-hub/wishbone-utils";
     license = licenses.bsd2;
     maintainers = with maintainers; [ edef ];
diff --git a/pkgs/development/tools/misc/xxdiff/default.nix b/pkgs/development/tools/misc/xxdiff/default.nix
index 8f30a165df3c4..87097ef819e31 100644
--- a/pkgs/development/tools/misc/xxdiff/default.nix
+++ b/pkgs/development/tools/misc/xxdiff/default.nix
@@ -43,6 +43,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "Graphical file and directories comparator and merge tool";
+    mainProgram = "xxdiff";
     homepage = "http://furius.ca/xxdiff/";
     license = licenses.gpl2;
     maintainers = with maintainers; [ pSub raskin ];
diff --git a/pkgs/development/tools/misc/xxgdb/default.nix b/pkgs/development/tools/misc/xxgdb/default.nix
index cc093476fec7b..eee3a860e9feb 100644
--- a/pkgs/development/tools/misc/xxgdb/default.nix
+++ b/pkgs/development/tools/misc/xxgdb/default.nix
@@ -47,6 +47,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     broken = stdenv.isDarwin;
     description = "A simple but powerful graphical interface to gdb";
+    mainProgram = "xxgdb";
     license = licenses.mit;
     maintainers = with maintainers; [ emilytrau ];
     platforms = platforms.all;
diff --git a/pkgs/development/tools/misc/ycmd/default.nix b/pkgs/development/tools/misc/ycmd/default.nix
index ae741234a8e26..4d5230f3159b0 100644
--- a/pkgs/development/tools/misc/ycmd/default.nix
+++ b/pkgs/development/tools/misc/ycmd/default.nix
@@ -84,6 +84,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "A code-completion and comprehension server";
+    mainProgram = "ycmd";
     homepage = "https://github.com/ycm-core/ycmd";
     license = licenses.gpl3;
     maintainers = with maintainers; [ rasendubi lnl7 siriobalmelli ];
diff --git a/pkgs/development/tools/mix2nix/default.nix b/pkgs/development/tools/mix2nix/default.nix
index 7c2d773884d9a..4c7b7951370c7 100644
--- a/pkgs/development/tools/mix2nix/default.nix
+++ b/pkgs/development/tools/mix2nix/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Generate nix expressions from mix.lock file.";
+    mainProgram = "mix2nix";
     license = licenses.mit;
     maintainers = with maintainers; [ ydlr ] ++ teams.beam.members;
   };
diff --git a/pkgs/development/tools/mod/default.nix b/pkgs/development/tools/mod/default.nix
index fb5abd0fe6ad2..8e71eb969b6b8 100644
--- a/pkgs/development/tools/mod/default.nix
+++ b/pkgs/development/tools/mod/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Automated Semantic Import Versioning Upgrades for Go";
+    mainProgram = "mod";
     longDescription = ''
       Command line tool to upgrade/downgrade Semantic Import Versioning in Go
       Modules.
diff --git a/pkgs/development/tools/modd/default.nix b/pkgs/development/tools/modd/default.nix
index 4ad15ecfc80fa..efd74ce98244f 100644
--- a/pkgs/development/tools/modd/default.nix
+++ b/pkgs/development/tools/modd/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A flexible developer tool that runs processes and responds to filesystem changes";
+    mainProgram = "modd";
     homepage = "https://github.com/cortesi/modd";
     license = licenses.mit;
     maintainers = with maintainers; [ kierdavis ];
diff --git a/pkgs/development/tools/moq/default.nix b/pkgs/development/tools/moq/default.nix
index 1c94ce10d5d59..bd78d3d92b563 100644
--- a/pkgs/development/tools/moq/default.nix
+++ b/pkgs/development/tools/moq/default.nix
@@ -24,6 +24,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/matryer/moq";
     description = "Interface mocking tool for go generate";
+    mainProgram = "moq";
     longDescription = ''
       Moq is a tool that generates a struct from any interface. The struct can
       be used in test code as a mock of the interface.
diff --git a/pkgs/development/tools/mpfshell/default.nix b/pkgs/development/tools/mpfshell/default.nix
index e8a2a9b89217c..331e80140bb81 100644
--- a/pkgs/development/tools/mpfshell/default.nix
+++ b/pkgs/development/tools/mpfshell/default.nix
@@ -21,6 +21,7 @@ python3Packages.buildPythonPackage rec {
   meta = with lib; {
     homepage = "https://github.com/wendlers/mpfshell";
     description = "A simple shell based file explorer for ESP8266 Micropython based devices";
+    mainProgram = "mpfshell";
     license = licenses.mit;
   };
 }
diff --git a/pkgs/development/tools/mutmut/default.nix b/pkgs/development/tools/mutmut/default.nix
index 85d981961d165..3d9c8078060cb 100644
--- a/pkgs/development/tools/mutmut/default.nix
+++ b/pkgs/development/tools/mutmut/default.nix
@@ -29,6 +29,7 @@ let self = with python3.pkgs; buildPythonApplication rec {
 
   meta = with lib; {
     description = "mutation testing system for Python, with a strong focus on ease of use";
+    mainProgram = "mutmut";
     homepage = "https://github.com/boxed/mutmut";
     changelog = "https://github.com/boxed/mutmut/blob/${version}/HISTORY.rst";
     license = licenses.bsd3;
diff --git a/pkgs/development/tools/nap/default.nix b/pkgs/development/tools/nap/default.nix
index fdc585fd5e182..aad1a6c53a3aa 100644
--- a/pkgs/development/tools/nap/default.nix
+++ b/pkgs/development/tools/nap/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = {
     description = "Code snippets in your terminal 🛌";
+    mainProgram = "nap";
     homepage = "https://github.com/maaslalani/nap";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ phdcybersec maaslalani ];
diff --git a/pkgs/development/tools/napi-rs-cli/default.nix b/pkgs/development/tools/napi-rs-cli/default.nix
index 3b73a05a7c889..86b714dbb0c4e 100644
--- a/pkgs/development/tools/napi-rs-cli/default.nix
+++ b/pkgs/development/tools/napi-rs-cli/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "CLI tools for napi-rs";
+    mainProgram = "napi";
     homepage = "https://napi.rs";
     license = licenses.mit;
     maintainers = with maintainers; [ winter ];
diff --git a/pkgs/development/tools/nasmfmt/default.nix b/pkgs/development/tools/nasmfmt/default.nix
index 413d7df67885e..eda6940f079f7 100644
--- a/pkgs/development/tools/nasmfmt/default.nix
+++ b/pkgs/development/tools/nasmfmt/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Formatter for NASM source files";
+    mainProgram = "nasmfmt";
     homepage = "https://github.com/yamnikov-oleg/nasmfmt";
     license = licenses.mit;
     maintainers = with maintainers; [ ckie ];
diff --git a/pkgs/development/tools/neil/default.nix b/pkgs/development/tools/neil/default.nix
index 96eb34f091704..e126111b5cb35 100644
--- a/pkgs/development/tools/neil/default.nix
+++ b/pkgs/development/tools/neil/default.nix
@@ -29,6 +29,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/babashka/neil";
     description = "A CLI to add common aliases and features to deps.edn-based projects";
+    mainProgram = "neil";
     license = licenses.mit;
     platforms = babashka.meta.platforms;
     maintainers = with maintainers; [ jlesquembre ];
diff --git a/pkgs/development/tools/nemiver/default.nix b/pkgs/development/tools/nemiver/default.nix
index 7894dfe797d6f..af02246582120 100644
--- a/pkgs/development/tools/nemiver/default.nix
+++ b/pkgs/development/tools/nemiver/default.nix
@@ -81,6 +81,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://wiki.gnome.org/Apps/Nemiver";
     description = "Easy to use standalone C/C++ debugger";
+    mainProgram = "nemiver";
     license = licenses.gpl2;
     platforms = platforms.linux;
     maintainers = [ maintainers.juliendehos ];
diff --git a/pkgs/development/tools/nodenv/default.nix b/pkgs/development/tools/nodenv/default.nix
index 657492966cf27..cdda869aa16a7 100644
--- a/pkgs/development/tools/nodenv/default.nix
+++ b/pkgs/development/tools/nodenv/default.nix
@@ -35,6 +35,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Manage multiple NodeJS versions";
+    mainProgram = "nodenv";
     homepage = "https://github.com/nodenv/nodenv/";
     changelog = "https://github.com/nodenv/nodenv/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/norminette/default.nix b/pkgs/development/tools/norminette/default.nix
index 0be1693d5d2a8..90a978e09948d 100644
--- a/pkgs/development/tools/norminette/default.nix
+++ b/pkgs/development/tools/norminette/default.nix
@@ -24,6 +24,7 @@ python3Packages.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Open source norminette to apply 42's norme to C files";
+    mainProgram = "norminette";
     homepage = "https://github.com/42School/norminette";
     license = licenses.mit;
     maintainers = with maintainers; [ wegank ];
diff --git a/pkgs/development/tools/npm-check/default.nix b/pkgs/development/tools/npm-check/default.nix
index 3e1ad56e44142..131048f10cbe0 100644
--- a/pkgs/development/tools/npm-check/default.nix
+++ b/pkgs/development/tools/npm-check/default.nix
@@ -22,6 +22,7 @@ buildNpmPackage rec {
 
   meta = with lib; {
     description = "Check for outdated, incorrect, and unused dependencies";
+    mainProgram = "npm-check";
     homepage = "https://github.com/dylang/npm-check";
     changelog = "https://github.com/dylang/npm-check/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/ocaml/camlidl/default.nix b/pkgs/development/tools/ocaml/camlidl/default.nix
index 22104d3d4dc05..5522406c7e74e 100644
--- a/pkgs/development/tools/ocaml/camlidl/default.nix
+++ b/pkgs/development/tools/ocaml/camlidl/default.nix
@@ -48,6 +48,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A stub code generator and COM binding for Objective Caml";
+    mainProgram = "camlidl";
     homepage = "https://xavierleroy.org/camlidl/";
     license = lib.licenses.lgpl21;
     maintainers = [ lib.maintainers.roconnor ];
diff --git a/pkgs/development/tools/ocaml/cppo/default.nix b/pkgs/development/tools/ocaml/cppo/default.nix
index 2f057ada92b9f..f5b002c59e642 100644
--- a/pkgs/development/tools/ocaml/cppo/default.nix
+++ b/pkgs/development/tools/ocaml/cppo/default.nix
@@ -7,6 +7,7 @@ let
 
   meta = with lib; {
     description = "The C preprocessor for OCaml";
+    mainProgram = "cppo";
     longDescription = ''
       Cppo is an equivalent of the C preprocessor targeted at the OCaml language and its variants.
     '';
diff --git a/pkgs/development/tools/ocaml/crunch/default.nix b/pkgs/development/tools/ocaml/crunch/default.nix
index d7b4d64096ca6..8a9e91b554325 100644
--- a/pkgs/development/tools/ocaml/crunch/default.nix
+++ b/pkgs/development/tools/ocaml/crunch/default.nix
@@ -25,6 +25,7 @@ buildDunePackage rec {
   meta = {
     homepage = "https://github.com/mirage/ocaml-crunch";
     description = "Convert a filesystem into a static OCaml module";
+    mainProgram = "ocaml-crunch";
     license = lib.licenses.isc;
     maintainers = [ lib.maintainers.vbgl ];
   };
diff --git a/pkgs/development/tools/ocaml/dune-release/default.nix b/pkgs/development/tools/ocaml/dune-release/default.nix
index c404144b05a2b..796410828f772 100644
--- a/pkgs/development/tools/ocaml/dune-release/default.nix
+++ b/pkgs/development/tools/ocaml/dune-release/default.nix
@@ -58,6 +58,7 @@ in buildDunePackage rec {
 
   meta = with lib; {
     description = "Release dune packages in opam";
+    mainProgram = "dune-release";
     homepage = "https://github.com/ocamllabs/dune-release";
     changelog = "https://github.com/tarides/dune-release/blob/${version}/CHANGES.md";
     license = licenses.isc;
diff --git a/pkgs/development/tools/ocaml/dune/2.nix b/pkgs/development/tools/ocaml/dune/2.nix
index 65f8c7eda3ca1..0d2d3b7d53242 100644
--- a/pkgs/development/tools/ocaml/dune/2.nix
+++ b/pkgs/development/tools/ocaml/dune/2.nix
@@ -27,6 +27,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://dune.build/";
     description = "A composable build system";
+    mainProgram = "dune";
     changelog = "https://github.com/ocaml/dune/raw/${version}/CHANGES.md";
     maintainers = [ lib.maintainers.vbgl lib.maintainers.marsam ];
     license = lib.licenses.mit;
diff --git a/pkgs/development/tools/ocaml/dune/3.nix b/pkgs/development/tools/ocaml/dune/3.nix
index 82b6771754695..b168e7e13c3c5 100644
--- a/pkgs/development/tools/ocaml/dune/3.nix
+++ b/pkgs/development/tools/ocaml/dune/3.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "https://dune.build/";
     description = "A composable build system";
+    mainProgram = "dune";
     changelog = "https://github.com/ocaml/dune/raw/${version}/CHANGES.md";
     maintainers = [ lib.maintainers.vbgl lib.maintainers.marsam ];
     license = lib.licenses.mit;
diff --git a/pkgs/development/tools/ocaml/merlin/dot-merlin-reader.nix b/pkgs/development/tools/ocaml/merlin/dot-merlin-reader.nix
index 89af62ed70e6e..2d572364005a7 100644
--- a/pkgs/development/tools/ocaml/merlin/dot-merlin-reader.nix
+++ b/pkgs/development/tools/ocaml/merlin/dot-merlin-reader.nix
@@ -16,6 +16,7 @@ buildDunePackage rec {
 
   meta = with lib; {
     description = "Reads config files for merlin";
+    mainProgram = "dot-merlin-reader";
     homepage = "https://github.com/ocaml/merlin";
     license = licenses.mit;
     maintainers = [ maintainers.hongchangwu ];
diff --git a/pkgs/development/tools/ocaml/obelisk/default.nix b/pkgs/development/tools/ocaml/obelisk/default.nix
index 938fa24374af7..2775f72d79d1f 100644
--- a/pkgs/development/tools/ocaml/obelisk/default.nix
+++ b/pkgs/development/tools/ocaml/obelisk/default.nix
@@ -18,6 +18,7 @@ ocamlPackages.buildDunePackage rec {
 
   meta = {
     description = "A simple tool which produces pretty-printed output from a Menhir parser file (.mly)";
+    mainProgram = "obelisk";
     license = lib.licenses.mit;
     maintainers = [ lib.maintainers.vbgl ];
     homepage = "https://github.com/Lelio-Brun/Obelisk";
diff --git a/pkgs/development/tools/ocaml/ocaml-top/default.nix b/pkgs/development/tools/ocaml/ocaml-top/default.nix
index 57b457bff2937..b5c506ad9b823 100644
--- a/pkgs/development/tools/ocaml/ocaml-top/default.nix
+++ b/pkgs/development/tools/ocaml/ocaml-top/default.nix
@@ -17,6 +17,7 @@ with ocamlPackages; buildDunePackage rec {
     homepage = "https://www.typerex.org/ocaml-top.html";
     license = lib.licenses.gpl3;
     description = "A simple cross-platform OCaml code editor built for top-level evaluation";
+    mainProgram = "ocaml-top";
     maintainers = with lib.maintainers; [ vbgl ];
   };
 }
diff --git a/pkgs/development/tools/ocaml/ocp-indent/default.nix b/pkgs/development/tools/ocaml/ocp-indent/default.nix
index 649e1bcd35595..6fd31d54d999f 100644
--- a/pkgs/development/tools/ocaml/ocp-indent/default.nix
+++ b/pkgs/development/tools/ocaml/ocp-indent/default.nix
@@ -21,6 +21,7 @@ buildDunePackage rec {
   meta = with lib; {
     homepage = "https://www.typerex.org/ocp-indent.html";
     description = "A customizable tool to indent OCaml code";
+    mainProgram = "ocp-indent";
     license = licenses.gpl3;
     maintainers = [ maintainers.jirkamarsik ];
   };
diff --git a/pkgs/development/tools/ocaml/opaline/default.nix b/pkgs/development/tools/ocaml/opaline/default.nix
index b6bc9c9b9f6f7..e8fbae0f241b8 100644
--- a/pkgs/development/tools/ocaml/opaline/default.nix
+++ b/pkgs/development/tools/ocaml/opaline/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "OPAm Light INstaller Engine";
+    mainProgram = "opaline";
     license = lib.licenses.mit;
     maintainers = [ lib.maintainers.vbgl ];
     inherit (src.meta) homepage;
diff --git a/pkgs/development/tools/ocaml/opam-publish/default.nix b/pkgs/development/tools/ocaml/opam-publish/default.nix
index dec119bc762c7..b18b3e6707be9 100644
--- a/pkgs/development/tools/ocaml/opam-publish/default.nix
+++ b/pkgs/development/tools/ocaml/opam-publish/default.nix
@@ -28,6 +28,7 @@ buildDunePackage rec {
   meta = with lib; {
     homepage = "https://github.com/ocaml-opam/${pname}";
     description = "A tool to ease contributions to opam repositories";
+    mainProgram = "opam-publish";
     license = with licenses; [ lgpl21Only ocamlLgplLinkingException ];
     maintainers = with maintainers; [ niols ];
   };
diff --git a/pkgs/development/tools/ocaml/opam/installer.nix b/pkgs/development/tools/ocaml/opam/installer.nix
index 9b3b7a5617bac..a56621267df30 100644
--- a/pkgs/development/tools/ocaml/opam/installer.nix
+++ b/pkgs/development/tools/ocaml/opam/installer.nix
@@ -13,5 +13,6 @@ ocamlPackages.buildDunePackage {
 
   meta = opam.meta // {
     description = "Handle (un)installation from opam install files";
+    mainProgram = "opam-installer";
   };
 }
diff --git a/pkgs/development/tools/ocaml/opam2json/default.nix b/pkgs/development/tools/ocaml/opam2json/default.nix
index a3ca535d3f86f..844e6f816134b 100644
--- a/pkgs/development/tools/ocaml/opam2json/default.nix
+++ b/pkgs/development/tools/ocaml/opam2json/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     platforms = platforms.all;
     description = "convert opam file syntax to JSON";
+    mainProgram = "opam2json";
     maintainers = [ maintainers.balsoft ];
     license = licenses.gpl3;
     homepage = "https://github.com/tweag/opam2json";
diff --git a/pkgs/development/tools/ofono-phonesim/default.nix b/pkgs/development/tools/ofono-phonesim/default.nix
index 395211cd13c1c..81a513edd687c 100644
--- a/pkgs/development/tools/ofono-phonesim/default.nix
+++ b/pkgs/development/tools/ofono-phonesim/default.nix
@@ -31,6 +31,7 @@ mkDerivation {
 
   meta = with lib; {
     description = "Phone Simulator for modem testing";
+    mainProgram = "phonesim";
     homepage = "https://01.org/ofono";
     license = licenses.gpl2;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/tools/oh-my-posh/default.nix b/pkgs/development/tools/oh-my-posh/default.nix
index 66990d84589fc..13a8de6550b29 100644
--- a/pkgs/development/tools/oh-my-posh/default.nix
+++ b/pkgs/development/tools/oh-my-posh/default.nix
@@ -53,6 +53,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A prompt theme engine for any shell";
+    mainProgram = "oh-my-posh";
     homepage = "https://ohmyposh.dev";
     changelog = "https://github.com/JanDeDobbeleer/oh-my-posh/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/okteto/default.nix b/pkgs/development/tools/okteto/default.nix
index 0c78566a872fd..67446277bf5da 100644
--- a/pkgs/development/tools/okteto/default.nix
+++ b/pkgs/development/tools/okteto/default.nix
@@ -47,6 +47,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Develop your applications directly in your Kubernetes Cluster";
+    mainProgram = "okteto";
     homepage = "https://okteto.com/";
     license = licenses.asl20;
     maintainers = with maintainers; [ aaronjheng ];
diff --git a/pkgs/development/tools/ols/default.nix b/pkgs/development/tools/ols/default.nix
index 9357cdd9ae016..05839dcdcba78 100644
--- a/pkgs/development/tools/ols/default.nix
+++ b/pkgs/development/tools/ols/default.nix
@@ -43,6 +43,7 @@ stdenv.mkDerivation {
   meta = with lib; {
     inherit (odin.meta) platforms;
     description = "Language server for the Odin programming language";
+    mainProgram = "ols";
     homepage = "https://github.com/DanielGavin/ols";
     license = licenses.mit;
     maintainers = with maintainers; [ astavie znaniye ];
diff --git a/pkgs/development/tools/oq/default.nix b/pkgs/development/tools/oq/default.nix
index 8e23e72912b0d..8508fbc2d741f 100644
--- a/pkgs/development/tools/oq/default.nix
+++ b/pkgs/development/tools/oq/default.nix
@@ -38,6 +38,7 @@ crystal.buildCrystalPackage rec {
 
   meta = with lib; {
     description = "A performant, and portable jq wrapper";
+    mainProgram = "oq";
     homepage = "https://blacksmoke16.github.io/oq/";
     license = licenses.mit;
     maintainers = with maintainers; [ Br1ght0ne ];
diff --git a/pkgs/development/tools/oras/default.nix b/pkgs/development/tools/oras/default.nix
index 50727b811c21d..fe1c0d5db36b7 100644
--- a/pkgs/development/tools/oras/default.nix
+++ b/pkgs/development/tools/oras/default.nix
@@ -51,6 +51,7 @@ buildGoModule rec {
     homepage = "https://oras.land/";
     changelog = "https://github.com/oras-project/oras/releases/tag/v${version}";
     description = "The ORAS project provides a way to push and pull OCI Artifacts to and from OCI Registries";
+    mainProgram = "oras";
     license = licenses.asl20;
     maintainers = with maintainers; [ jk developer-guy ];
   };
diff --git a/pkgs/development/tools/oshka/default.nix b/pkgs/development/tools/oshka/default.nix
index 489f41b718df5..0161382491cf1 100644
--- a/pkgs/development/tools/oshka/default.nix
+++ b/pkgs/development/tools/oshka/default.nix
@@ -27,6 +27,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Tool for extracting nested CI/CD supply chains and executing commands";
+    mainProgram = "oshka";
     homepage = "https://github.com/k1LoW/oshka";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
diff --git a/pkgs/development/tools/osslsigncode/default.nix b/pkgs/development/tools/osslsigncode/default.nix
index a581dd04ec488..f622e11b14d0e 100644
--- a/pkgs/development/tools/osslsigncode/default.nix
+++ b/pkgs/development/tools/osslsigncode/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/mtrojnar/osslsigncode";
     description = "OpenSSL based Authenticode signing for PE/MSI/Java CAB files";
+    mainProgram = "osslsigncode";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ mmahut prusnak ];
     platforms = platforms.all;
diff --git a/pkgs/development/tools/out-of-tree/default.nix b/pkgs/development/tools/out-of-tree/default.nix
index a96156ca7109a..72f7d8b76a603 100644
--- a/pkgs/development/tools/out-of-tree/default.nix
+++ b/pkgs/development/tools/out-of-tree/default.nix
@@ -23,6 +23,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "kernel {module, exploit} development tool";
+    mainProgram = "out-of-tree";
     homepage = "https://out-of-tree.io";
     maintainers = [ maintainers.dump_stack ];
     license = licenses.agpl3Plus;
diff --git a/pkgs/development/tools/packcc/default.nix b/pkgs/development/tools/packcc/default.nix
index 4f618665573c0..b1ec078c9c5dd 100644
--- a/pkgs/development/tools/packcc/default.nix
+++ b/pkgs/development/tools/packcc/default.nix
@@ -53,6 +53,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A parser generator for C";
+    mainProgram = "packcc";
     longDescription = ''
       PackCC is a parser generator for C. Its main features are as follows:
       - Generates your parser in C from a grammar described in a PEG,
diff --git a/pkgs/development/tools/packet/default.nix b/pkgs/development/tools/packet/default.nix
index 61e9b210683f9..056c9a3527ed3 100644
--- a/pkgs/development/tools/packet/default.nix
+++ b/pkgs/development/tools/packet/default.nix
@@ -17,6 +17,7 @@ buildGoPackage rec {
 
   meta = with lib; {
     description = "a CLI tool to manage packet.net services";
+    mainProgram = "packet";
     homepage = "https://github.com/ebsarr/packet";
     license = licenses.mit;
     maintainers = with maintainers; [ grahamc ];
diff --git a/pkgs/development/tools/pactorio/default.nix b/pkgs/development/tools/pactorio/default.nix
index 5d75586690451..851c2c895444f 100644
--- a/pkgs/development/tools/pactorio/default.nix
+++ b/pkgs/development/tools/pactorio/default.nix
@@ -34,6 +34,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Mod packager for factorio";
+    mainProgram = "pactorio";
     homepage = "https://github.com/figsoda/pactorio";
     changelog = "https://github.com/figsoda/pactorio/blob/v${version}/CHANGELOG.md";
     license = licenses.mpl20;
diff --git a/pkgs/development/tools/paging-calculator/default.nix b/pkgs/development/tools/paging-calculator/default.nix
index b3cf805881429..d9241d81ac88f 100644
--- a/pkgs/development/tools/paging-calculator/default.nix
+++ b/pkgs/development/tools/paging-calculator/default.nix
@@ -16,6 +16,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = {
     description = "CLI utility that helps calculating page table indices from a virtual address";
+    mainProgram = "paging-calculator";
     longDescription = ''
       paging-calculator is a CLI utility written in Rust that helps you finding the indices that a
       virtual address will have into the page tables on different architectures.
diff --git a/pkgs/development/tools/parinfer-rust/default.nix b/pkgs/development/tools/parinfer-rust/default.nix
index ade168b816141..7d7ea67417e02 100644
--- a/pkgs/development/tools/parinfer-rust/default.nix
+++ b/pkgs/development/tools/parinfer-rust/default.nix
@@ -27,6 +27,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Infer parentheses for Clojure, Lisp, and Scheme";
+    mainProgram = "parinfer-rust";
     homepage = "https://github.com/eraserhd/parinfer-rust";
     license = licenses.isc;
     maintainers = with maintainers; [ eraserhd ];
diff --git a/pkgs/development/tools/parse-cli-bin/default.nix b/pkgs/development/tools/parse-cli-bin/default.nix
index 33dbd0fec1816..0ece2bb4afb0d 100644
--- a/pkgs/development/tools/parse-cli-bin/default.nix
+++ b/pkgs/development/tools/parse-cli-bin/default.nix
@@ -11,6 +11,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Parse Command Line Interface";
+    mainProgram = "parse";
     homepage    = "https://parse.com";
     platforms   = platforms.linux;
     license     = licenses.bsd3;
diff --git a/pkgs/development/tools/parsing/bisonc++/default.nix b/pkgs/development/tools/parsing/bisonc++/default.nix
index 5a38c6679eb2a..5994da0226310 100644
--- a/pkgs/development/tools/parsing/bisonc++/default.nix
+++ b/pkgs/development/tools/parsing/bisonc++/default.nix
@@ -47,6 +47,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A parser generator like bison, but it generates C++ code";
+    mainProgram = "bisonc++";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ raskin ];
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/parsing/flex/2.5.35.nix b/pkgs/development/tools/parsing/flex/2.5.35.nix
index c13abf071c567..d6a09929d4f86 100644
--- a/pkgs/development/tools/parsing/flex/2.5.35.nix
+++ b/pkgs/development/tools/parsing/flex/2.5.35.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
     branch = "2.5.35";
     homepage = "https://flex.sourceforge.net/";
     description = "A fast lexical analyser generator";
+    mainProgram = "flex";
     license = licenses.bsd2;
     platforms = platforms.unix;
   };
diff --git a/pkgs/development/tools/parsing/flexc++/default.nix b/pkgs/development/tools/parsing/flexc++/default.nix
index e4db5631e7fe0..1a56818b4d65b 100644
--- a/pkgs/development/tools/parsing/flexc++/default.nix
+++ b/pkgs/development/tools/parsing/flexc++/default.nix
@@ -35,6 +35,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "C++ tool for generating lexical scanners";
+    mainProgram = "flexc++";
     longDescription = ''
       Flexc++ was designed after `flex'. Flexc++ offers a cleaner class design
       and requires simpler specification files than offered by flex's C++
diff --git a/pkgs/development/tools/parsing/jikespg/default.nix b/pkgs/development/tools/parsing/jikespg/default.nix
index e9bd834169335..aec4682cec2e6 100644
--- a/pkgs/development/tools/parsing/jikespg/default.nix
+++ b/pkgs/development/tools/parsing/jikespg/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://jikes.sourceforge.net/";
     description = "The Jikes Parser Generator";
+    mainProgram = "jikespg";
     platforms = platforms.all;
     license = licenses.ipl10;
     maintainers = with maintainers; [ pSub ];
diff --git a/pkgs/development/tools/parsing/jshon/default.nix b/pkgs/development/tools/parsing/jshon/default.nix
index 977c4bb398c2d..7e167aa729d27 100644
--- a/pkgs/development/tools/parsing/jshon/default.nix
+++ b/pkgs/development/tools/parsing/jshon/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "http://kmkeen.com/jshon";
     description = "JSON parser designed for maximum convenience within the shell";
+    mainProgram = "jshon";
     license = licenses.free;
     platforms = platforms.all;
     maintainers = with maintainers; [ rushmorem ];
diff --git a/pkgs/development/tools/parsing/lemon/default.nix b/pkgs/development/tools/parsing/lemon/default.nix
index 9c8786950d221..5e59d7441e7e1 100644
--- a/pkgs/development/tools/parsing/lemon/default.nix
+++ b/pkgs/development/tools/parsing/lemon/default.nix
@@ -32,6 +32,7 @@ in stdenv.mkDerivation {
 
   meta = with lib; {
     description = "An LALR(1) parser generator";
+    mainProgram = "lemon";
     longDescription = ''
       The Lemon program is an LALR(1) parser generator that takes a
       context-free grammar and converts it into a subroutine that will parse a
diff --git a/pkgs/development/tools/parsing/nex/default.nix b/pkgs/development/tools/parsing/nex/default.nix
index 287098ed8d363..2d3f18cacedd0 100644
--- a/pkgs/development/tools/parsing/nex/default.nix
+++ b/pkgs/development/tools/parsing/nex/default.nix
@@ -20,6 +20,7 @@ buildGoPackage rec {
 
   meta = with lib; {
     description = "Lexer for Go";
+    mainProgram = "nex";
     homepage = "https://github.com/blynn/nex";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ urandom ];
diff --git a/pkgs/development/tools/parsing/ragel/default.nix b/pkgs/development/tools/parsing/ragel/default.nix
index db5590ccbb966..72e77a55a1523 100644
--- a/pkgs/development/tools/parsing/ragel/default.nix
+++ b/pkgs/development/tools/parsing/ragel/default.nix
@@ -30,6 +30,7 @@ let
       meta = with lib; {
         homepage = "https://www.colm.net/open-source/ragel/";
         description = "State machine compiler";
+        mainProgram = "ragel";
         inherit broken license;
         platforms = platforms.unix;
         maintainers = with maintainers; [ pSub ];
diff --git a/pkgs/development/tools/parsing/tree-sitter/default.nix b/pkgs/development/tools/parsing/tree-sitter/default.nix
index 2a6fd3374d8fe..84f505caeb5a2 100644
--- a/pkgs/development/tools/parsing/tree-sitter/default.nix
+++ b/pkgs/development/tools/parsing/tree-sitter/default.nix
@@ -156,6 +156,7 @@ rustPlatform.buildRustPackage {
   meta = with lib; {
     homepage = "https://github.com/tree-sitter/tree-sitter";
     description = "A parser generator tool and an incremental parsing library";
+    mainProgram = "tree-sitter";
     longDescription = ''
       Tree-sitter is a parser generator tool and an incremental parsing library.
       It can build a concrete syntax tree for a source file and efficiently update the syntax tree as the source file is edited.
diff --git a/pkgs/development/tools/patatt/default.nix b/pkgs/development/tools/patatt/default.nix
index aed80b94ac6bd..b50fae18ae490 100644
--- a/pkgs/development/tools/patatt/default.nix
+++ b/pkgs/development/tools/patatt/default.nix
@@ -17,6 +17,7 @@ python3Packages.buildPythonApplication rec {
     homepage = "https://git.kernel.org/pub/scm/utils/patatt/patatt.git/about/";
     license = licenses.mit0;
     description = "Add cryptographic attestation to patches sent via email";
+    mainProgram = "patatt";
     longDescription = ''
       This utility allows an easy way to add end-to-end cryptographic
       attestation to patches sent via mail.  It does so by adapting the
diff --git a/pkgs/development/tools/patcher9x/default.nix b/pkgs/development/tools/patcher9x/default.nix
index 33dad487b3f6f..090f902c75b92 100644
--- a/pkgs/development/tools/patcher9x/default.nix
+++ b/pkgs/development/tools/patcher9x/default.nix
@@ -39,6 +39,7 @@ stdenv.mkDerivation (finalAttr: {
 
   meta = with lib; {
     description = "Patch for Windows 95/98/98 SE/Me to fix CPU issues";
+    mainProgram = "patcher9x";
     homepage = "https://github.com/JHRobotics/patcher9x";
     license = licenses.mit;
     maintainers = with maintainers; [ hughobrien ];
diff --git a/pkgs/development/tools/pet/default.nix b/pkgs/development/tools/pet/default.nix
index 98d7a9c742bdf..3250107cbf0eb 100644
--- a/pkgs/development/tools/pet/default.nix
+++ b/pkgs/development/tools/pet/default.nix
@@ -32,6 +32,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Simple command-line snippet manager, written in Go";
+    mainProgram = "pet";
     homepage = "https://github.com/knqyf263/pet";
     license = licenses.mit;
     maintainers = with maintainers; [ kalbasit ];
diff --git a/pkgs/development/tools/pew/default.nix b/pkgs/development/tools/pew/default.nix
index f0c9d7d62b6ef..adcfc0efd4c73 100644
--- a/pkgs/development/tools/pew/default.nix
+++ b/pkgs/development/tools/pew/default.nix
@@ -23,6 +23,7 @@ buildPythonApplication rec {
   meta = with lib; {
     homepage = "https://github.com/berdario/pew";
     description = "Tools to manage multiple virtualenvs written in pure python";
+    mainProgram = "pew";
     license = licenses.mit;
     platforms = platforms.all;
     maintainers = with maintainers; [ berdario ];
diff --git a/pkgs/development/tools/pgloader/default.nix b/pkgs/development/tools/pgloader/default.nix
index dce892451c1c3..59f3eeeaeaa93 100644
--- a/pkgs/development/tools/pgloader/default.nix
+++ b/pkgs/development/tools/pgloader/default.nix
@@ -31,6 +31,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://pgloader.io/";
     description = "Loads data into PostgreSQL and allows you to implement Continuous Migration from your current database to PostgreSQL";
+    mainProgram = "pgloader";
     maintainers = with maintainers; [ mguentner ];
     license = licenses.postgresql;
     platforms = platforms.all;
diff --git a/pkgs/development/tools/pgtop/default.nix b/pkgs/development/tools/pgtop/default.nix
index 722f701892e48..4007bc5abec1f 100644
--- a/pkgs/development/tools/pgtop/default.nix
+++ b/pkgs/development/tools/pgtop/default.nix
@@ -22,6 +22,7 @@ perlPackages.buildPerlPackage rec {
 
   meta = with lib; {
     description = "a PostgreSQL clone of `mytop', which in turn is a `top' clone for MySQL";
+    mainProgram = "pgtop";
     homepage = "https://github.com/cosimo/pgtop";
     changelog = "https://github.com/cosimo/pgtop/releases/tag/v${version}";
     maintainers = [ maintainers.hagl ];
diff --git a/pkgs/development/tools/picotool/default.nix b/pkgs/development/tools/picotool/default.nix
index 03d3d440c2977..a31f468083533 100644
--- a/pkgs/development/tools/picotool/default.nix
+++ b/pkgs/development/tools/picotool/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/raspberrypi/picotool";
     description = "Tool for interacting with a RP2040 device in BOOTSEL mode, or with a RP2040 binary";
+    mainProgram = "picotool";
     license = licenses.bsd3;
     maintainers = with maintainers; [ muscaln ];
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/pifpaf/default.nix b/pkgs/development/tools/pifpaf/default.nix
index e11baa783ba69..80d9c26f506c2 100644
--- a/pkgs/development/tools/pifpaf/default.nix
+++ b/pkgs/development/tools/pifpaf/default.nix
@@ -36,6 +36,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Suite of tools and fixtures to manage daemons for testing";
+    mainProgram = "pifpaf";
     homepage = "https://github.com/jd/pifpaf";
     license = licenses.asl20;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/tools/pigeon/default.nix b/pkgs/development/tools/pigeon/default.nix
index 74b2a69c4c7c6..38fcd75f391df 100644
--- a/pkgs/development/tools/pigeon/default.nix
+++ b/pkgs/development/tools/pigeon/default.nix
@@ -22,6 +22,7 @@ buildGoModule rec {
   meta = {
     homepage = "https://github.com/mna/pigeon";
     description = "A PEG parser generator for Go";
+    mainProgram = "pigeon";
     maintainers = with lib.maintainers; [ zimbatm ];
     license = with lib.licenses; [ bsd3 ];
   };
diff --git a/pkgs/development/tools/pip-audit/default.nix b/pkgs/development/tools/pip-audit/default.nix
index 9ff8f51b672d7..6adcf5529e56d 100644
--- a/pkgs/development/tools/pip-audit/default.nix
+++ b/pkgs/development/tools/pip-audit/default.nix
@@ -60,6 +60,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Tool for scanning Python environments for known vulnerabilities";
+    mainProgram = "pip-audit";
     homepage = "https://github.com/trailofbits/pip-audit";
     changelog = "https://github.com/pypa/pip-audit/releases/tag/v${version}";
     license = with licenses; [ asl20 ];
diff --git a/pkgs/development/tools/pqrs/default.nix b/pkgs/development/tools/pqrs/default.nix
index 56c99d30babca..730bc67fbbe83 100644
--- a/pkgs/development/tools/pqrs/default.nix
+++ b/pkgs/development/tools/pqrs/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "CLI tool to inspect Parquet files";
+    mainProgram = "pqrs";
     homepage = "https://github.com/manojkarthick/pqrs";
     license = with licenses; [ mit /* or */ asl20 ];
     maintainers = [ maintainers.manojkarthick ];
diff --git a/pkgs/development/tools/profiling/pprof/default.nix b/pkgs/development/tools/profiling/pprof/default.nix
index 44f9d5030d1cd..e81446d7f12e4 100644
--- a/pkgs/development/tools/profiling/pprof/default.nix
+++ b/pkgs/development/tools/profiling/pprof/default.nix
@@ -18,6 +18,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A tool for visualization and analysis of profiling data";
+    mainProgram = "pprof";
     homepage = "https://github.com/google/pprof";
     license = licenses.asl20;
     longDescription = ''
diff --git a/pkgs/development/tools/protoc-gen-connect-go/default.nix b/pkgs/development/tools/protoc-gen-connect-go/default.nix
index 60b7199fe19e9..aae03af7cbf26 100644
--- a/pkgs/development/tools/protoc-gen-connect-go/default.nix
+++ b/pkgs/development/tools/protoc-gen-connect-go/default.nix
@@ -27,6 +27,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Simple, reliable, interoperable, better gRPC";
+    mainProgram = "protoc-gen-connect-go";
     homepage = "https://github.com/connectrpc/connect-go";
     changelog = "https://github.com/connectrpc/connect-go/releases/tag/v${version}";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/protoc-gen-dart/default.nix b/pkgs/development/tools/protoc-gen-dart/default.nix
index 82f1c0de125df..b09322e297014 100644
--- a/pkgs/development/tools/protoc-gen-dart/default.nix
+++ b/pkgs/development/tools/protoc-gen-dart/default.nix
@@ -19,6 +19,7 @@ buildDartApplication rec {
 
   meta = with lib; {
     description = "Protobuf plugin for generating Dart code";
+    mainProgram = "protoc-gen-dart";
     homepage = "https://pub.dev/packages/protoc_plugin";
     license = licenses.bsd3;
     maintainers = with maintainers; [ lelgenio ];
diff --git a/pkgs/development/tools/protoc-gen-doc/default.nix b/pkgs/development/tools/protoc-gen-doc/default.nix
index 31e86f85cd084..09eb0a057aeed 100644
--- a/pkgs/development/tools/protoc-gen-doc/default.nix
+++ b/pkgs/development/tools/protoc-gen-doc/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Documentation generator plugin for Google Protocol Buffers";
+    mainProgram = "protoc-gen-doc";
     longDescription = ''
       This is a documentation generator plugin for the Google Protocol Buffers
       compiler (protoc). The plugin can generate HTML, JSON, DocBook and
diff --git a/pkgs/development/tools/protoc-gen-entgrpc/default.nix b/pkgs/development/tools/protoc-gen-entgrpc/default.nix
index 2047974cf286a..53d7d43387764 100644
--- a/pkgs/development/tools/protoc-gen-entgrpc/default.nix
+++ b/pkgs/development/tools/protoc-gen-entgrpc/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Generator of an implementation of the service interface for ent protobuff";
+    mainProgram = "protoc-gen-entgrpc";
     downloadPage = "https://github.com/ent/contrib/";
     license = licenses.asl20;
     homepage = "https://entgo.io/";
diff --git a/pkgs/development/tools/protoc-gen-go-grpc/default.nix b/pkgs/development/tools/protoc-gen-go-grpc/default.nix
index fab6bfec12f0e..1cf06dd34e217 100644
--- a/pkgs/development/tools/protoc-gen-go-grpc/default.nix
+++ b/pkgs/development/tools/protoc-gen-go-grpc/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "The Go language implementation of gRPC. HTTP/2 based RPC";
+    mainProgram = "protoc-gen-go-grpc";
     license = licenses.asl20;
     maintainers = [ maintainers.raboof ];
   };
diff --git a/pkgs/development/tools/protoc-gen-go-vtproto/default.nix b/pkgs/development/tools/protoc-gen-go-vtproto/default.nix
index e1e716eee13af..85816b725f345 100644
--- a/pkgs/development/tools/protoc-gen-go-vtproto/default.nix
+++ b/pkgs/development/tools/protoc-gen-go-vtproto/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A Protocol Buffers compiler that generates optimized marshaling & unmarshaling Go code for ProtoBuf APIv2";
+    mainProgram = "protoc-gen-go-vtproto";
     homepage = "https://github.com/planetscale/vtprotobuf";
     license = licenses.bsd3;
     maintainers = [ maintainers.zane ];
diff --git a/pkgs/development/tools/protoc-gen-go/default.nix b/pkgs/development/tools/protoc-gen-go/default.nix
index 55c0efc62a8a1..626d80eef5777 100644
--- a/pkgs/development/tools/protoc-gen-go/default.nix
+++ b/pkgs/development/tools/protoc-gen-go/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Go support for Google's protocol buffers";
+    mainProgram = "protoc-gen-go";
     homepage = "https://google.golang.org/protobuf";
     license = licenses.bsd3;
     maintainers = with maintainers; [ jojosch ];
diff --git a/pkgs/development/tools/protoc-gen-grpc-web/default.nix b/pkgs/development/tools/protoc-gen-grpc-web/default.nix
index 7308414504ed9..6c8d8c5417602 100644
--- a/pkgs/development/tools/protoc-gen-grpc-web/default.nix
+++ b/pkgs/development/tools/protoc-gen-grpc-web/default.nix
@@ -52,6 +52,7 @@ stdenv.mkDerivation (finalAttrs: {
     homepage = "https://github.com/grpc/grpc-web";
     changelog = "https://github.com/grpc/grpc-web/blob/${finalAttrs.version}/CHANGELOG.md";
     description = "gRPC web support for Google's protocol buffers";
+    mainProgram = "protoc-gen-grpc-web";
     license = licenses.asl20;
     maintainers = with maintainers; [ jk ];
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/protoc-gen-prost-crate/default.nix b/pkgs/development/tools/protoc-gen-prost-crate/default.nix
index 8503e9266944e..1a2a1450a4bce 100644
--- a/pkgs/development/tools/protoc-gen-prost-crate/default.nix
+++ b/pkgs/development/tools/protoc-gen-prost-crate/default.nix
@@ -17,6 +17,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A protoc plugin that generates Cargo crates and include files for `protoc-gen-prost`";
+    mainProgram = "protoc-gen-prost-crate";
     homepage = "https://github.com/neoeinstein/protoc-gen-prost";
     changelog = "https://github.com/neoeinstein/protoc-gen-prost/blob/main/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/protoc-gen-prost-serde/default.nix b/pkgs/development/tools/protoc-gen-prost-serde/default.nix
index 843dc4fc684b3..7ee87e622119f 100644
--- a/pkgs/development/tools/protoc-gen-prost-serde/default.nix
+++ b/pkgs/development/tools/protoc-gen-prost-serde/default.nix
@@ -17,6 +17,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A protoc plugin that generates serde serialization implementations for `protoc-gen-prost`";
+    mainProgram = "protoc-gen-prost-serde";
     homepage = "https://github.com/neoeinstein/protoc-gen-prost";
     changelog = "https://github.com/neoeinstein/protoc-gen-prost/blob/main/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/protoc-gen-prost/default.nix b/pkgs/development/tools/protoc-gen-prost/default.nix
index 645ecdee30819..6012af0acf3c2 100644
--- a/pkgs/development/tools/protoc-gen-prost/default.nix
+++ b/pkgs/development/tools/protoc-gen-prost/default.nix
@@ -17,6 +17,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Protocol Buffers compiler plugin powered by Prost";
+    mainProgram = "protoc-gen-prost";
     homepage = "https://github.com/neoeinstein/protoc-gen-prost";
     changelog = "https://github.com/neoeinstein/protoc-gen-prost/blob/main/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/protoc-gen-rust/default.nix b/pkgs/development/tools/protoc-gen-rust/default.nix
index 7a1dcb4b3e48d..bba32dd81a4ed 100644
--- a/pkgs/development/tools/protoc-gen-rust/default.nix
+++ b/pkgs/development/tools/protoc-gen-rust/default.nix
@@ -22,6 +22,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Protobuf plugin for generating Rust code";
+    mainProgram = "protoc-gen-rust";
     homepage = "https://github.com/stepancheg/rust-protobuf";
     license = licenses.mit;
     maintainers = with maintainers; [ lucperkins ];
diff --git a/pkgs/development/tools/protoc-gen-tonic/default.nix b/pkgs/development/tools/protoc-gen-tonic/default.nix
index 7bc6fa52e54df..fc5e98b49b405 100644
--- a/pkgs/development/tools/protoc-gen-tonic/default.nix
+++ b/pkgs/development/tools/protoc-gen-tonic/default.nix
@@ -17,6 +17,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A protoc plugin that generates Tonic gRPC server and client code using the Prost code generation engine";
+    mainProgram = "protoc-gen-tonic";
     homepage = "https://github.com/neoeinstein/protoc-gen-prost";
     changelog = "https://github.com/neoeinstein/protoc-gen-prost/blob/main/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/protoc-gen-twirp/default.nix b/pkgs/development/tools/protoc-gen-twirp/default.nix
index 4b8ee1f35f65b..76ce9a922cc91 100644
--- a/pkgs/development/tools/protoc-gen-twirp/default.nix
+++ b/pkgs/development/tools/protoc-gen-twirp/default.nix
@@ -21,6 +21,7 @@ buildGoPackage rec {
 
   meta = with lib; {
     description = "A simple RPC framework with protobuf service definitions";
+    mainProgram = "protoc-gen-twirp";
     homepage = "https://github.com/twitchtv/twirp";
     license = licenses.asl20;
     maintainers = with maintainers; [ jojosch ];
diff --git a/pkgs/development/tools/protoc-gen-twirp_php/default.nix b/pkgs/development/tools/protoc-gen-twirp_php/default.nix
index 30b2ff3ce78d1..7fc04ae81ae3f 100644
--- a/pkgs/development/tools/protoc-gen-twirp_php/default.nix
+++ b/pkgs/development/tools/protoc-gen-twirp_php/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "PHP port of Twitch's Twirp RPC framework";
+    mainProgram = "protoc-gen-twirp_php";
     homepage = "https://github.com/twirphp/twirp";
     license = licenses.mit;
     maintainers = with maintainers; [ jojosch ];
diff --git a/pkgs/development/tools/protoc-gen-twirp_swagger/default.nix b/pkgs/development/tools/protoc-gen-twirp_swagger/default.nix
index 0b651a6ce0b41..1445f60f676fb 100644
--- a/pkgs/development/tools/protoc-gen-twirp_swagger/default.nix
+++ b/pkgs/development/tools/protoc-gen-twirp_swagger/default.nix
@@ -17,6 +17,7 @@ buildGoModule {
 
   meta = with lib; {
     description = "Swagger generator for twirp";
+    mainProgram = "protoc-gen-twirp_swagger";
     homepage = "https://github.com/elliots/protoc-gen-twirp_swagger";
     license = licenses.bsd3;
     maintainers = with maintainers; [ jojosch ];
diff --git a/pkgs/development/tools/protoc-gen-twirp_typescript/default.nix b/pkgs/development/tools/protoc-gen-twirp_typescript/default.nix
index 259b2a8871a78..340b21784712b 100644
--- a/pkgs/development/tools/protoc-gen-twirp_typescript/default.nix
+++ b/pkgs/development/tools/protoc-gen-twirp_typescript/default.nix
@@ -18,6 +18,7 @@ buildGoModule {
 
   meta = with lib; {
     description = "Protobuf Plugin for Generating a Twirp Typescript Client";
+    mainProgram = "protoc-gen-twirp_typescript";
     homepage = "https://github.com/larrymyers/protoc-gen-twirp_typescript";
     license = licenses.mit;
     maintainers = with maintainers; [ jojosch dgollings ];
diff --git a/pkgs/development/tools/protoscope/default.nix b/pkgs/development/tools/protoscope/default.nix
index 70eeab5f15759..98ebbc995617a 100644
--- a/pkgs/development/tools/protoscope/default.nix
+++ b/pkgs/development/tools/protoscope/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Simple, human-editable language for representing and emitting the Protobuf wire format";
+    mainProgram = "protoscope";
     homepage = "https://github.com/protocolbuffers/protoscope";
     license = licenses.asl20;
     maintainers = with maintainers; [ aaronjheng ];
diff --git a/pkgs/development/tools/prototool/default.nix b/pkgs/development/tools/prototool/default.nix
index 3e7c9b0b87dbe..d47676fd6fa28 100644
--- a/pkgs/development/tools/prototool/default.nix
+++ b/pkgs/development/tools/prototool/default.nix
@@ -28,6 +28,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/uber/prototool";
     description = "Your Swiss Army Knife for Protocol Buffers";
+    mainProgram = "prototool";
     maintainers = [ maintainers.marsam ];
     license = licenses.mit;
   };
diff --git a/pkgs/development/tools/pscale/default.nix b/pkgs/development/tools/pscale/default.nix
index 06a152e8fcb17..ec8e0c6447322 100644
--- a/pkgs/development/tools/pscale/default.nix
+++ b/pkgs/development/tools/pscale/default.nix
@@ -41,6 +41,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "The CLI for PlanetScale Database";
+    mainProgram = "pscale";
     changelog = "https://github.com/planetscale/cli/releases/tag/v${version}";
     homepage = "https://www.planetscale.com/";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/pulumictl/default.nix b/pkgs/development/tools/pulumictl/default.nix
index 8a18b4424201a..b96c87bdf32cf 100644
--- a/pkgs/development/tools/pulumictl/default.nix
+++ b/pkgs/development/tools/pulumictl/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Swiss Army Knife for Pulumi Development";
+    mainProgram = "pulumictl";
     homepage = "https://github.com/pulumi/pulumictl";
     license = licenses.asl20;
     maintainers = with maintainers; [ vincentbernat ];
diff --git a/pkgs/development/tools/pup/default.nix b/pkgs/development/tools/pup/default.nix
index d7ca815babd4c..501d5613930c9 100644
--- a/pkgs/development/tools/pup/default.nix
+++ b/pkgs/development/tools/pup/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Parsing HTML at the command line";
+    mainProgram = "pup";
     homepage = "https://github.com/ericchiang/pup";
     license = licenses.mit;
     maintainers = with maintainers; [ yana ];
diff --git a/pkgs/development/tools/pur/default.nix b/pkgs/development/tools/pur/default.nix
index 9f8527b347659..6c33f5f0016e6 100644
--- a/pkgs/development/tools/pur/default.nix
+++ b/pkgs/development/tools/pur/default.nix
@@ -29,6 +29,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Python library for update and track the requirements";
+    mainProgram = "pur";
     homepage = "https://github.com/alanhamlett/pip-update-requirements";
     changelog = "https://github.com/alanhamlett/pip-update-requirements/blob/${version}/HISTORY.rst";
     license = with licenses; [ bsd2 ];
diff --git a/pkgs/development/tools/pxview/default.nix b/pkgs/development/tools/pxview/default.nix
index 84bf11c448306..53698261560e9 100644
--- a/pkgs/development/tools/pxview/default.nix
+++ b/pkgs/development/tools/pxview/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Program to convert Paradox databases";
+    mainProgram = "pxview";
     homepage = "https://pxlib.sourceforge.net/pxview/";
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/py-spy/default.nix b/pkgs/development/tools/py-spy/default.nix
index 3b907c2010894..8ac80ee1dade9 100644
--- a/pkgs/development/tools/py-spy/default.nix
+++ b/pkgs/development/tools/py-spy/default.nix
@@ -50,6 +50,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Sampling profiler for Python programs";
+    mainProgram = "py-spy";
     homepage = "https://github.com/benfred/py-spy";
     changelog = "https://github.com/benfred/py-spy/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/pypi-mirror/default.nix b/pkgs/development/tools/pypi-mirror/default.nix
index f2a629042fd62..9eafecca465d7 100644
--- a/pkgs/development/tools/pypi-mirror/default.nix
+++ b/pkgs/development/tools/pypi-mirror/default.nix
@@ -17,6 +17,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "A script to create a partial PyPI mirror";
+    mainProgram = "pypi-mirror";
     homepage = "https://github.com/montag451/pypi-mirror";
     license = licenses.mit;
     maintainers = with maintainers; [ kamadorueda ];
diff --git a/pkgs/development/tools/qc/default.nix b/pkgs/development/tools/qc/default.nix
index 786ab73758a80..e02df42fa1cc9 100644
--- a/pkgs/development/tools/qc/default.nix
+++ b/pkgs/development/tools/qc/default.nix
@@ -36,6 +36,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "QOwnNotes command-line snippet manager";
+    mainProgram = "qc";
     homepage = "https://github.com/qownnotes/qc";
     license = licenses.mit;
     maintainers = with maintainers; [ pbek totoroot ];
diff --git a/pkgs/development/tools/quick-lint-js/default.nix b/pkgs/development/tools/quick-lint-js/default.nix
index 0227a00f9d0a7..86b76bf99c071 100644
--- a/pkgs/development/tools/quick-lint-js/default.nix
+++ b/pkgs/development/tools/quick-lint-js/default.nix
@@ -50,6 +50,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Find bugs in Javascript programs";
+    mainProgram = "quick-lint-js";
     homepage = "https://quick-lint-js.com";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ratsclub ];
diff --git a/pkgs/development/tools/rain/default.nix b/pkgs/development/tools/rain/default.nix
index 2f263848e0203..878d9827a12ab 100644
--- a/pkgs/development/tools/rain/default.nix
+++ b/pkgs/development/tools/rain/default.nix
@@ -30,6 +30,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A development workflow tool for working with AWS CloudFormation";
+    mainProgram = "rain";
     homepage = "https://github.com/aws-cloudformation/rain";
     license = licenses.asl20;
     maintainers = with maintainers; [ jiegec ];
diff --git a/pkgs/development/tools/rakkess/default.nix b/pkgs/development/tools/rakkess/default.nix
index 83ee3c9ec1159..6b101e0b890ca 100644
--- a/pkgs/development/tools/rakkess/default.nix
+++ b/pkgs/development/tools/rakkess/default.nix
@@ -18,6 +18,7 @@ buildGoModule rec {
     homepage = "https://github.com/corneliusweig/rakkess";
     changelog = "https://github.com/corneliusweig/rakkess/releases/tag/v${version}";
     description = "Review Access - kubectl plugin to show an access matrix for k8s server resources";
+    mainProgram = "rakkess";
     longDescription = ''
       Have you ever wondered what access rights you have on a provided
       kubernetes cluster? For single resources you can use
diff --git a/pkgs/development/tools/rars/default.nix b/pkgs/development/tools/rars/default.nix
index 8d51fc95cf4fa..b1ce9eecde525 100644
--- a/pkgs/development/tools/rars/default.nix
+++ b/pkgs/development/tools/rars/default.nix
@@ -24,6 +24,7 @@ stdenvNoCC.mkDerivation rec {
 
   meta = with lib; {
     description = "RISC-V Assembler and Runtime Simulator";
+    mainProgram = "rars";
     homepage = "https://github.com/TheThirdOne/rars";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
     license = licenses.mit;
diff --git a/pkgs/development/tools/rbspy/default.nix b/pkgs/development/tools/rbspy/default.nix
index 309f8dbd90659..6ae0df232727d 100644
--- a/pkgs/development/tools/rbspy/default.nix
+++ b/pkgs/development/tools/rbspy/default.nix
@@ -54,6 +54,7 @@ rustPlatform.buildRustPackage rec {
   meta = with lib; {
     homepage = "https://rbspy.github.io/";
     description = "A Sampling CPU Profiler for Ruby";
+    mainProgram = "rbspy";
     changelog = "https://github.com/rbspy/rbspy/releases/tag/v${version}";
     license = licenses.mit;
     maintainers = with maintainers; [ viraptor ];
diff --git a/pkgs/development/tools/rcodesign/default.nix b/pkgs/development/tools/rcodesign/default.nix
index 34227dfa705e5..e3999ebff952d 100644
--- a/pkgs/development/tools/rcodesign/default.nix
+++ b/pkgs/development/tools/rcodesign/default.nix
@@ -35,6 +35,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A cross-platform CLI interface to interact with Apple code signing.";
+    mainProgram = "rcodesign";
     longDescription = ''
       rcodesign provides various commands to interact with Apple signing,
       including signing and notarizing binaries, generating signing
diff --git a/pkgs/development/tools/rdocker/default.nix b/pkgs/development/tools/rdocker/default.nix
index 098d7a5931487..fa823ec4d4c94 100644
--- a/pkgs/development/tools/rdocker/default.nix
+++ b/pkgs/development/tools/rdocker/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Securely control a remote docker daemon CLI using ssh forwarding, no SSL setup needed";
+    mainProgram = "rdocker";
     homepage = "https://github.com/dvddarias/rdocker";
     maintainers = [ lib.maintainers.pneumaticat ];
     license = licenses.mit;
diff --git a/pkgs/development/tools/react-native-debugger/default.nix b/pkgs/development/tools/react-native-debugger/default.nix
index b3cece9601869..b11e1da40b364 100644
--- a/pkgs/development/tools/react-native-debugger/default.nix
+++ b/pkgs/development/tools/react-native-debugger/default.nix
@@ -111,6 +111,7 @@ stdenv.mkDerivation rec {
     sourceProvenance = with sourceTypes; [ binaryNativeCode ];
     license = licenses.mit;
     description = "The standalone app based on official debugger of React Native, and includes React Inspector / Redux DevTools";
+    mainProgram = "react-native-debugger";
     maintainers = with maintainers; [ ];
   };
 }
diff --git a/pkgs/development/tools/rebazel/default.nix b/pkgs/development/tools/rebazel/default.nix
index c28701f96a216..6cc64e1169819 100644
--- a/pkgs/development/tools/rebazel/default.nix
+++ b/pkgs/development/tools/rebazel/default.nix
@@ -17,6 +17,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "tool for expediting bazel build workflows";
+    mainProgram = "rebazel";
     homepage = "https://github.com/meetup/rebazel";
     license = licenses.mit;
     maintainers = with maintainers; [ zimbatm ];
diff --git a/pkgs/development/tools/refinery-cli/default.nix b/pkgs/development/tools/refinery-cli/default.nix
index 140efe5bfd1ba..7e3f7c0f4c8df 100644
--- a/pkgs/development/tools/refinery-cli/default.nix
+++ b/pkgs/development/tools/refinery-cli/default.nix
@@ -19,6 +19,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Run migrations for the Refinery ORM for Rust via the CLI";
+    mainProgram = "refinery";
     homepage = "https://github.com/rust-db/refinery";
     changelog = "https://github.com/rust-db/refinery/blob/${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/reflex/default.nix b/pkgs/development/tools/reflex/default.nix
index 406740e784f02..98cb6141003cb 100644
--- a/pkgs/development/tools/reflex/default.nix
+++ b/pkgs/development/tools/reflex/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A small tool to watch a directory and rerun a command when certain files change";
+    mainProgram = "reflex";
     homepage = "https://github.com/cespare/reflex";
     license = licenses.mit;
     maintainers = with maintainers; [ nicknovitski ];
diff --git a/pkgs/development/tools/refmt/default.nix b/pkgs/development/tools/refmt/default.nix
index efcb03a49b8fa..5946e75f3f20f 100644
--- a/pkgs/development/tools/refmt/default.nix
+++ b/pkgs/development/tools/refmt/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Reformat HCL <-> JSON <-> YAML";
+    mainProgram = "refmt";
     homepage = "https://github.com/rjeczalik/refmt";
     license = licenses.agpl3Only;
     maintainers = with lib.maintainers; [ deemp ];
diff --git a/pkgs/development/tools/refurb/default.nix b/pkgs/development/tools/refurb/default.nix
index 17c32d78d2883..e9dd2ecbd942a 100644
--- a/pkgs/development/tools/refurb/default.nix
+++ b/pkgs/development/tools/refurb/default.nix
@@ -56,6 +56,7 @@ python3Packages.buildPythonApplication rec {
 
   meta = with lib; {
     description = "A tool for refurbishing and modernizing Python codebases";
+    mainProgram = "refurb";
     homepage = "https://github.com/dosisod/refurb";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ knl ];
diff --git a/pkgs/development/tools/reindeer/default.nix b/pkgs/development/tools/reindeer/default.nix
index c689ba110057f..8b6925e860e25 100644
--- a/pkgs/development/tools/reindeer/default.nix
+++ b/pkgs/development/tools/reindeer/default.nix
@@ -36,6 +36,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Reindeer is a tool which takes Rust Cargo dependencies and generates Buck build rules";
+    mainProgram = "reindeer";
     homepage = "https://github.com/facebookincubator/reindeer";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ nickgerace ];
diff --git a/pkgs/development/tools/relic/default.nix b/pkgs/development/tools/relic/default.nix
index 4029dfe028a7f..2fa4fcb13571d 100644
--- a/pkgs/development/tools/relic/default.nix
+++ b/pkgs/development/tools/relic/default.nix
@@ -34,6 +34,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/sassoftware/relic";
     description = "A service and a tool for adding digital signatures to operating system packages for Linux and Windows";
+    mainProgram = "relic";
     license = licenses.asl20;
     maintainers = with maintainers; [ strager ];
   };
diff --git a/pkgs/development/tools/remodel/default.nix b/pkgs/development/tools/remodel/default.nix
index 75c5ff2df3dac..c9374d3a8dec3 100644
--- a/pkgs/development/tools/remodel/default.nix
+++ b/pkgs/development/tools/remodel/default.nix
@@ -32,6 +32,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Roblox file manipulation tool";
+    mainProgram = "remodel";
     longDescription = ''
       Remodel is a command line tool for manipulating Roblox files and the instances contained within them.
     '';
diff --git a/pkgs/development/tools/renderizer/default.nix b/pkgs/development/tools/renderizer/default.nix
index 7a1540f138005..61f06a3bf44f7 100644
--- a/pkgs/development/tools/renderizer/default.nix
+++ b/pkgs/development/tools/renderizer/default.nix
@@ -19,6 +19,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "CLI to render Go template text files";
+    mainProgram = "renderizer";
     inherit (src.meta) homepage;
     license = licenses.gpl3;
     maintainers = [];
diff --git a/pkgs/development/tools/reno/default.nix b/pkgs/development/tools/reno/default.nix
index c895deb4f34fe..f687583888f2d 100644
--- a/pkgs/development/tools/reno/default.nix
+++ b/pkgs/development/tools/reno/default.nix
@@ -52,6 +52,7 @@ with python3Packages; buildPythonApplication rec {
 
   meta = with lib; {
     description = "Release Notes Manager";
+    mainProgram = "reno";
     homepage = "https://docs.openstack.org/reno/latest";
     license = licenses.asl20;
     maintainers = with maintainers; [ drewrisinger guillaumekoenig ];
diff --git a/pkgs/development/tools/rep/default.nix b/pkgs/development/tools/rep/default.nix
index 0b1294abd1efa..78b9c2612e422 100644
--- a/pkgs/development/tools/rep/default.nix
+++ b/pkgs/development/tools/rep/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Single-shot nREPL client";
+    mainProgram = "rep";
     homepage = "https://github.com/eraserhd/rep";
     license = licenses.epl10;
     platforms = platforms.all;
diff --git a/pkgs/development/tools/reshape/default.nix b/pkgs/development/tools/reshape/default.nix
index d0bf9110c14e1..82eeb6e7b0b68 100644
--- a/pkgs/development/tools/reshape/default.nix
+++ b/pkgs/development/tools/reshape/default.nix
@@ -31,6 +31,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "An easy-to-use, zero-downtime schema migration tool for Postgres";
+    mainProgram = "reshape";
     homepage = "https://github.com/fabianlindfors/reshape";
     changelog = "https://github.com/fabianlindfors/reshape/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/resolve-march-native/default.nix b/pkgs/development/tools/resolve-march-native/default.nix
index ae15c490f1862..a5db33e712ab9 100644
--- a/pkgs/development/tools/resolve-march-native/default.nix
+++ b/pkgs/development/tools/resolve-march-native/default.nix
@@ -22,6 +22,7 @@ python3Packages.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Tool to determine what GCC flags -march=native would resolve into";
+    mainProgram = "resolve-march-native";
     homepage = "https://github.com/hartwork/resolve-march-native";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ lovesegfault ];
diff --git a/pkgs/development/tools/revive/default.nix b/pkgs/development/tools/revive/default.nix
index 5e410ec1dab13..099bc7476c917 100644
--- a/pkgs/development/tools/revive/default.nix
+++ b/pkgs/development/tools/revive/default.nix
@@ -46,6 +46,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Fast, configurable, extensible, flexible, and beautiful linter for Go";
+    mainProgram = "revive";
     homepage = "https://revive.run";
     license = licenses.mit;
     maintainers = with maintainers; [ maaslalani ];
diff --git a/pkgs/development/tools/richgo/default.nix b/pkgs/development/tools/richgo/default.nix
index cef70f62ab688..3435572580acd 100644
--- a/pkgs/development/tools/richgo/default.nix
+++ b/pkgs/development/tools/richgo/default.nix
@@ -15,6 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Enrich `go test` outputs with text decorations";
+    mainProgram = "richgo";
     homepage = "https://github.com/kyoh86/richgo";
     license = licenses.mit;
     maintainers = with maintainers; [ rvolosatovs ];
diff --git a/pkgs/development/tools/riot-redis/default.nix b/pkgs/development/tools/riot-redis/default.nix
index 55ac4e8399f84..755228361b1fa 100644
--- a/pkgs/development/tools/riot-redis/default.nix
+++ b/pkgs/development/tools/riot-redis/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://github.com/redis-developer/riot";
     description = "Get data in and out of Redis";
+    mainProgram = "riot-redis";
     license = licenses.asl20;
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
     maintainers = with maintainers; [ wesnel ];
diff --git a/pkgs/development/tools/rojo/default.nix b/pkgs/development/tools/rojo/default.nix
index 0ed91bd18e3ed..746d269f76a2f 100644
--- a/pkgs/development/tools/rojo/default.nix
+++ b/pkgs/development/tools/rojo/default.nix
@@ -43,6 +43,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Project management tool for Roblox";
+    mainProgram = "rojo";
     longDescription = ''
       Rojo is a tool designed to enable Roblox developers to use professional-grade software engineering tools.
     '';
diff --git a/pkgs/development/tools/ronn/default.nix b/pkgs/development/tools/ronn/default.nix
index c3f0d26318480..3e0d49271177a 100644
--- a/pkgs/development/tools/ronn/default.nix
+++ b/pkgs/development/tools/ronn/default.nix
@@ -31,6 +31,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "markdown-based tool for building manpages";
+    mainProgram = "ronn";
     homepage = "https://github.com/apjanke/ronn-ng";
     license = licenses.mit;
     maintainers = with maintainers; [ zimbatm nicknovitski ];
diff --git a/pkgs/development/tools/rover/default.nix b/pkgs/development/tools/rover/default.nix
index 90b3d91413f72..244c61f467920 100644
--- a/pkgs/development/tools/rover/default.nix
+++ b/pkgs/development/tools/rover/default.nix
@@ -47,6 +47,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A CLI for interacting with ApolloGraphQL's developer tooling, including managing self-hosted and GraphOS graphs.";
+    mainProgram = "rover";
     homepage = "https://www.apollographql.com/docs/rover";
     license = licenses.mit;
     maintainers = [ maintainers.ivanbrennan maintainers.aaronarinder ];
diff --git a/pkgs/development/tools/rq/default.nix b/pkgs/development/tools/rq/default.nix
index 17a85c0145e85..d8ec2c9db8c35 100644
--- a/pkgs/development/tools/rq/default.nix
+++ b/pkgs/development/tools/rq/default.nix
@@ -28,6 +28,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool for doing record analysis and transformation";
+    mainProgram = "rq";
     homepage = "https://github.com/dflemstr/rq";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ aristid Br1ght0ne figsoda ];
diff --git a/pkgs/development/tools/run/default.nix b/pkgs/development/tools/run/default.nix
index ea7b8880636e8..794fb32c5cfeb 100644
--- a/pkgs/development/tools/run/default.nix
+++ b/pkgs/development/tools/run/default.nix
@@ -16,6 +16,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Easily manage and invoke small scripts and wrappers";
+    mainProgram = "run";
     homepage    = "https://github.com/TekWizely/run";
     license     = licenses.mit;
     maintainers = with maintainers; [ rawkode Br1ght0ne ];
diff --git a/pkgs/development/tools/rund/default.nix b/pkgs/development/tools/rund/default.nix
index 186e044318e09..e02e58fb893c1 100644
--- a/pkgs/development/tools/rund/default.nix
+++ b/pkgs/development/tools/rund/default.nix
@@ -41,6 +41,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A compiler-wrapper that runs and caches D programs";
+    mainProgram = "rund";
     homepage = "https://github.com/dragon-lang/rund";
     license = lib.licenses.boost;
     maintainers = with maintainers; [ jonathanmarler ];
diff --git a/pkgs/development/tools/rust/cargo-apk/default.nix b/pkgs/development/tools/rust/cargo-apk/default.nix
index 6bb05552e0794..130894a72ade4 100644
--- a/pkgs/development/tools/rust/cargo-apk/default.nix
+++ b/pkgs/development/tools/rust/cargo-apk/default.nix
@@ -17,6 +17,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Tool for creating Android packages";
+    mainProgram = "cargo-apk";
     homepage = "https://github.com/rust-windowing/android-ndk-rs";
     license = with licenses;[ mit asl20 ];
     maintainers = with maintainers; [ nickcao ];
diff --git a/pkgs/development/tools/rust/cargo-audit/default.nix b/pkgs/development/tools/rust/cargo-audit/default.nix
index c48b34e0d668d..8660eff6f638f 100644
--- a/pkgs/development/tools/rust/cargo-audit/default.nix
+++ b/pkgs/development/tools/rust/cargo-audit/default.nix
@@ -39,6 +39,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Audit Cargo.lock files for crates with security vulnerabilities";
+    mainProgram = "cargo-audit";
     homepage = "https://rustsec.org";
     changelog = "https://github.com/rustsec/rustsec/blob/cargo-audit/v${version}/cargo-audit/CHANGELOG.md";
     license = with licenses; [ mit /* or */ asl20 ];
diff --git a/pkgs/development/tools/rust/cargo-bazel/default.nix b/pkgs/development/tools/rust/cargo-bazel/default.nix
index 26409d25002be..3cb68b11c62e6 100644
--- a/pkgs/development/tools/rust/cargo-bazel/default.nix
+++ b/pkgs/development/tools/rust/cargo-bazel/default.nix
@@ -23,6 +23,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Part of the `crate_universe` collection of tools which use Cargo to generate build targets for Bazel";
+    mainProgram = "cargo-bazel";
     homepage = "https://github.com/bazelbuild/rules_rust";
     license = licenses.asl20;
     maintainers = with maintainers; [ rickvanprim ];
diff --git a/pkgs/development/tools/rust/cargo-benchcmp/default.nix b/pkgs/development/tools/rust/cargo-benchcmp/default.nix
index d46a57355d731..c12d496e1315b 100644
--- a/pkgs/development/tools/rust/cargo-benchcmp/default.nix
+++ b/pkgs/development/tools/rust/cargo-benchcmp/default.nix
@@ -33,6 +33,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A small utility to compare Rust micro-benchmarks";
+    mainProgram = "cargo-benchcmp";
     homepage = "https://github.com/BurntSushi/cargo-benchcmp";
     license = with licenses; [ mit unlicense ];
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/rust/cargo-binstall/default.nix b/pkgs/development/tools/rust/cargo-binstall/default.nix
index 8149550313fee..8f0ae1b22dd00 100644
--- a/pkgs/development/tools/rust/cargo-binstall/default.nix
+++ b/pkgs/development/tools/rust/cargo-binstall/default.nix
@@ -56,6 +56,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool for installing rust binaries as an alternative to building from source";
+    mainProgram = "cargo-binstall";
     homepage = "https://github.com/cargo-bins/cargo-binstall";
     changelog = "https://github.com/cargo-bins/cargo-binstall/releases/tag/v${version}";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/tools/rust/cargo-bisect-rustc/default.nix b/pkgs/development/tools/rust/cargo-bisect-rustc/default.nix
index da57b85e083e8..5c7d0d57fde0b 100644
--- a/pkgs/development/tools/rust/cargo-bisect-rustc/default.nix
+++ b/pkgs/development/tools/rust/cargo-bisect-rustc/default.nix
@@ -55,6 +55,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Bisects rustc, either nightlies or CI artifacts";
+    mainProgram = "cargo-bisect-rustc";
     homepage = "https://github.com/rust-lang/cargo-bisect-rustc";
     license = with licenses; [ asl20 mit ];
     maintainers = with maintainers; [ davidtwco ];
diff --git a/pkgs/development/tools/rust/cargo-bitbake/default.nix b/pkgs/development/tools/rust/cargo-bitbake/default.nix
index 2d26cf97da4d1..ed3f5a243cb38 100644
--- a/pkgs/development/tools/rust/cargo-bitbake/default.nix
+++ b/pkgs/development/tools/rust/cargo-bitbake/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo extension that can generate BitBake recipes utilizing the classes from meta-rust";
+    mainProgram = "cargo-bitbake";
     homepage = "https://github.com/meta-rust/cargo-bitbake";
     license = with licenses; [ mit asl20 ];
     maintainers = with maintainers; [ rvarago ];
diff --git a/pkgs/development/tools/rust/cargo-bolero/default.nix b/pkgs/development/tools/rust/cargo-bolero/default.nix
index 15a3a28183a04..c242732b237bb 100644
--- a/pkgs/development/tools/rust/cargo-bolero/default.nix
+++ b/pkgs/development/tools/rust/cargo-bolero/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Fuzzing and property testing front-end framework for Rust";
+    mainProgram = "cargo-bolero";
     homepage = "https://github.com/camshaft/bolero";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ ekleog ];
diff --git a/pkgs/development/tools/rust/cargo-bundle-licenses/default.nix b/pkgs/development/tools/rust/cargo-bundle-licenses/default.nix
index 0274f80e01b8e..1a6cc5ca07461 100644
--- a/pkgs/development/tools/rust/cargo-bundle-licenses/default.nix
+++ b/pkgs/development/tools/rust/cargo-bundle-licenses/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Generate a THIRDPARTY file with all licenses in a cargo project";
+    mainProgram = "cargo-bundle-licenses";
     homepage = "https://github.com/sstadick/cargo-bundle-licenses";
     changelog = "https://github.com/sstadick/cargo-bundle-licenses/blob/${src.rev}/CHANGELOG.md";
     license = with licenses; [ mit asl20 ];
diff --git a/pkgs/development/tools/rust/cargo-bundle/default.nix b/pkgs/development/tools/rust/cargo-bundle/default.nix
index 73924d1c599a7..daf4bc230b8d0 100644
--- a/pkgs/development/tools/rust/cargo-bundle/default.nix
+++ b/pkgs/development/tools/rust/cargo-bundle/default.nix
@@ -35,6 +35,7 @@ rustPlatform.buildRustPackage {
 
   meta = with lib; {
     description = "Wrap rust executables in OS-specific app bundles";
+    mainProgram = "cargo-bundle";
     homepage = "https://github.com/burtonageo/cargo-bundle";
     license = with licenses; [ asl20 mit ];
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/rust/cargo-cache/default.nix b/pkgs/development/tools/rust/cargo-cache/default.nix
index 8e37c1489dfd5..a1151c161ffd9 100644
--- a/pkgs/development/tools/rust/cargo-cache/default.nix
+++ b/pkgs/development/tools/rust/cargo-cache/default.nix
@@ -19,6 +19,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Manage cargo cache (\${CARGO_HOME}, ~/.cargo/), print sizes of dirs and remove dirs selectively";
+    mainProgram = "cargo-cache";
     homepage = "https://github.com/matthiaskrgr/cargo-cache";
     license = with licenses; [ asl20 /* or */ mit ];
     maintainers = with maintainers; [ Br1ght0ne matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-careful/default.nix b/pkgs/development/tools/rust/cargo-careful/default.nix
index 7d147241b46e0..a4d5abfd0233f 100644
--- a/pkgs/development/tools/rust/cargo-careful/default.nix
+++ b/pkgs/development/tools/rust/cargo-careful/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool to execute Rust code carefully, with extra checking along the way";
+    mainProgram = "cargo-careful";
     homepage = "https://github.com/RalfJung/cargo-careful";
     license = with licenses; [ asl20 mit ];
     maintainers = with maintainers; [ figsoda matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-chef/default.nix b/pkgs/development/tools/rust/cargo-chef/default.nix
index 030450d454d3d..27cc6e1042d78 100644
--- a/pkgs/development/tools/rust/cargo-chef/default.nix
+++ b/pkgs/development/tools/rust/cargo-chef/default.nix
@@ -13,6 +13,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A cargo-subcommand to speed up Rust Docker builds using Docker layer caching";
+    mainProgram = "cargo-chef";
     homepage = "https://github.com/LukeMathWalker/cargo-chef";
     license = licenses.mit;
     maintainers = with maintainers; [ kkharji ];
diff --git a/pkgs/development/tools/rust/cargo-clone/default.nix b/pkgs/development/tools/rust/cargo-clone/default.nix
index 6a8f432ecab76..4ad07b579347b 100644
--- a/pkgs/development/tools/rust/cargo-clone/default.nix
+++ b/pkgs/development/tools/rust/cargo-clone/default.nix
@@ -33,6 +33,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A cargo subcommand to fetch the source code of a Rust crate";
+    mainProgram = "cargo-clone";
     homepage = "https://github.com/janlikar/cargo-clone";
     changelog = "https://github.com/janlikar/cargo-clone/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ asl20 mit ];
diff --git a/pkgs/development/tools/rust/cargo-cranky/default.nix b/pkgs/development/tools/rust/cargo-cranky/default.nix
index 1af60f183fdcd..78acf1006508f 100644
--- a/pkgs/development/tools/rust/cargo-cranky/default.nix
+++ b/pkgs/development/tools/rust/cargo-cranky/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "An easy to configure wrapper for Rust's clippy";
+    mainProgram = "cargo-cranky";
     homepage = "https://github.com/ericseppanen/cargo-cranky";
     changelog = "https://github.com/ericseppanen/cargo-cranky/releases/tag/${src.rev}";
     license = with licenses; [ asl20 mit ];
diff --git a/pkgs/development/tools/rust/cargo-crev/default.nix b/pkgs/development/tools/rust/cargo-crev/default.nix
index 26606ecd5ee7a..832d736a97713 100644
--- a/pkgs/development/tools/rust/cargo-crev/default.nix
+++ b/pkgs/development/tools/rust/cargo-crev/default.nix
@@ -39,6 +39,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A cryptographically verifiable code review system for the cargo (Rust) package manager";
+    mainProgram = "cargo-crev";
     homepage = "https://github.com/crev-dev/cargo-crev";
     license = with licenses; [ asl20 mit mpl20 ];
     maintainers = with maintainers; [ b4dm4n matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-criterion/default.nix b/pkgs/development/tools/rust/cargo-criterion/default.nix
index cc9f5ae255cca..986892a68b4d0 100644
--- a/pkgs/development/tools/rust/cargo-criterion/default.nix
+++ b/pkgs/development/tools/rust/cargo-criterion/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo extension for running Criterion.rs benchmarks";
+    mainProgram = "cargo-criterion";
     homepage = "https://github.com/bheisler/cargo-criterion";
     license = with licenses; [ asl20 /* or */ mit ];
     maintainers = with maintainers; [ humancalico matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-cyclonedx/default.nix b/pkgs/development/tools/rust/cargo-cyclonedx/default.nix
index c4290a6e9cfa3..79f0b5d2eb3db 100644
--- a/pkgs/development/tools/rust/cargo-cyclonedx/default.nix
+++ b/pkgs/development/tools/rust/cargo-cyclonedx/default.nix
@@ -38,6 +38,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Creates CycloneDX Software Bill of Materials (SBOM) from Rust (Cargo) projects";
+    mainProgram = "cargo-cyclonedx";
     longDescription = ''
       The CycloneDX module for Rust (Cargo) creates a valid CycloneDX Software
       Bill-of-Material (SBOM) containing an aggregate of all project
diff --git a/pkgs/development/tools/rust/cargo-deb/default.nix b/pkgs/development/tools/rust/cargo-deb/default.nix
index 0d3af8268eceb..b70f742772c0e 100644
--- a/pkgs/development/tools/rust/cargo-deb/default.nix
+++ b/pkgs/development/tools/rust/cargo-deb/default.nix
@@ -35,6 +35,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A cargo subcommand that generates Debian packages from information in Cargo.toml";
+    mainProgram = "cargo-deb";
     homepage = "https://github.com/kornelski/cargo-deb";
     license = licenses.mit;
     maintainers = with maintainers; [ Br1ght0ne matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-deny/default.nix b/pkgs/development/tools/rust/cargo-deny/default.nix
index 5fb6e1adac4b0..558b8ae486c22 100644
--- a/pkgs/development/tools/rust/cargo-deny/default.nix
+++ b/pkgs/development/tools/rust/cargo-deny/default.nix
@@ -40,6 +40,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo plugin to generate list of all licenses for a crate";
+    mainProgram = "cargo-deny";
     homepage = "https://github.com/EmbarkStudios/cargo-deny";
     changelog = "https://github.com/EmbarkStudios/cargo-deny/blob/${version}/CHANGELOG.md";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/rust/cargo-depgraph/default.nix b/pkgs/development/tools/rust/cargo-depgraph/default.nix
index 1e7c63574c99f..1918501d1d92d 100644
--- a/pkgs/development/tools/rust/cargo-depgraph/default.nix
+++ b/pkgs/development/tools/rust/cargo-depgraph/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Create dependency graphs for cargo projects using `cargo metadata` and graphviz";
+    mainProgram = "cargo-depgraph";
     homepage = "https://sr.ht/~jplatte/cargo-depgraph";
     changelog = "https://git.sr.ht/~jplatte/cargo-depgraph/tree/${src.rev}/item/CHANGELOG.md";
     license = licenses.gpl3Plus;
diff --git a/pkgs/development/tools/rust/cargo-dephell/default.nix b/pkgs/development/tools/rust/cargo-dephell/default.nix
index b01a722e5ea1d..fd1bd84836f6c 100644
--- a/pkgs/development/tools/rust/cargo-dephell/default.nix
+++ b/pkgs/development/tools/rust/cargo-dephell/default.nix
@@ -49,6 +49,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool to analyze the third-party dependencies imported by a rust crate or rust workspace";
+    mainProgram = "cargo-dephell";
     homepage = "https://github.com/mimoo/cargo-dephell";
     license = with licenses; [ mit /* or */ asl20 ];
     maintainers = with maintainers; [ figsoda matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-deps/default.nix b/pkgs/development/tools/rust/cargo-deps/default.nix
index 0cbba27cf15f2..4265873a71acc 100644
--- a/pkgs/development/tools/rust/cargo-deps/default.nix
+++ b/pkgs/development/tools/rust/cargo-deps/default.nix
@@ -13,6 +13,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo subcommand for building dependency graphs of Rust projects";
+    mainProgram = "cargo-deps";
     homepage = "https://github.com/m-cat/cargo-deps";
     license = licenses.mit;
     maintainers = with maintainers; [ arcnmx matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-diet/default.nix b/pkgs/development/tools/rust/cargo-diet/default.nix
index 60aadca13d002..b7b4e2d11d1bb 100644
--- a/pkgs/development/tools/rust/cargo-diet/default.nix
+++ b/pkgs/development/tools/rust/cargo-diet/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Help computing optimal include directives for your Cargo.toml manifest";
+    mainProgram = "cargo-diet";
     homepage = "https://github.com/the-lean-crate/cargo-diet";
     changelog = "https://github.com/the-lean-crate/cargo-diet/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/rust/cargo-dist/default.nix b/pkgs/development/tools/rust/cargo-dist/default.nix
index df0ab6cabd67c..87026163fb906 100644
--- a/pkgs/development/tools/rust/cargo-dist/default.nix
+++ b/pkgs/development/tools/rust/cargo-dist/default.nix
@@ -55,6 +55,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool for building final distributable artifacts and uploading them to an archive";
+    mainProgram = "cargo-dist";
     homepage = "https://github.com/axodotdev/cargo-dist";
     changelog = "https://github.com/axodotdev/cargo-dist/blob/${src.rev}/CHANGELOG.md";
     license = with licenses; [ asl20 mit ];
diff --git a/pkgs/development/tools/rust/cargo-docset/default.nix b/pkgs/development/tools/rust/cargo-docset/default.nix
index 95fa48e4aba91..54328186e8b75 100644
--- a/pkgs/development/tools/rust/cargo-docset/default.nix
+++ b/pkgs/development/tools/rust/cargo-docset/default.nix
@@ -26,6 +26,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo subcommand to generate a Dash/Zeal docset for your Rust packages";
+    mainProgram = "cargo-docset";
     homepage = "https://github.com/Robzz/cargo-docset";
     changelog = "https://github.com/Robzz/cargo-docset/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/rust/cargo-duplicates/default.nix b/pkgs/development/tools/rust/cargo-duplicates/default.nix
index 781764d3c313b..d2f3b9c7a09da 100644
--- a/pkgs/development/tools/rust/cargo-duplicates/default.nix
+++ b/pkgs/development/tools/rust/cargo-duplicates/default.nix
@@ -39,6 +39,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A cargo subcommand for displaying when different versions of a same dependency are pulled in";
+    mainProgram = "cargo-duplicates";
     homepage = "https://github.com/Keruspe/cargo-duplicates";
     license = licenses.mit;
     maintainers = with maintainers; [ figsoda matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-expand/default.nix b/pkgs/development/tools/rust/cargo-expand/default.nix
index a51b972921da3..86c322f7116cb 100644
--- a/pkgs/development/tools/rust/cargo-expand/default.nix
+++ b/pkgs/development/tools/rust/cargo-expand/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A utility and Cargo subcommand designed to let people expand macros in their Rust source code";
+    mainProgram = "cargo-expand";
     homepage = "https://github.com/dtolnay/cargo-expand";
     changelog = "https://github.com/dtolnay/cargo-expand/releases/tag/${version}";
     license = with licenses; [ mit asl20 ];
diff --git a/pkgs/development/tools/rust/cargo-feature/default.nix b/pkgs/development/tools/rust/cargo-feature/default.nix
index 855fb65fdfb71..c09447ebbc048 100644
--- a/pkgs/development/tools/rust/cargo-feature/default.nix
+++ b/pkgs/development/tools/rust/cargo-feature/default.nix
@@ -17,6 +17,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo plugin to manage dependency features";
+    mainProgram = "cargo-feature";
     homepage = "https://github.com/Riey/cargo-feature";
     license = licenses.mit;
     platforms = platforms.unix;
diff --git a/pkgs/development/tools/rust/cargo-fund/default.nix b/pkgs/development/tools/rust/cargo-fund/default.nix
index 54a04f29a0127..42f703aaa2402 100644
--- a/pkgs/development/tools/rust/cargo-fund/default.nix
+++ b/pkgs/development/tools/rust/cargo-fund/default.nix
@@ -22,6 +22,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Discover funding links for your project's dependencies";
+    mainProgram = "cargo-fund";
     homepage = "https://github.com/acfoltzer/cargo-fund";
     license = with licenses; [ mit /* or */ asl20 ];
     maintainers = with maintainers; [ johntitor ];
diff --git a/pkgs/development/tools/rust/cargo-fuzz/default.nix b/pkgs/development/tools/rust/cargo-fuzz/default.nix
index b41bdbe32f682..fc60b761fe4ed 100644
--- a/pkgs/development/tools/rust/cargo-fuzz/default.nix
+++ b/pkgs/development/tools/rust/cargo-fuzz/default.nix
@@ -19,6 +19,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Command line helpers for fuzzing";
+    mainProgram = "cargo-fuzz";
     homepage = "https://github.com/rust-fuzz/cargo-fuzz";
     license = with licenses; [ mit asl20 ];
     maintainers = with maintainers; [ ekleog matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-geiger/default.nix b/pkgs/development/tools/rust/cargo-geiger/default.nix
index 5c48aeeb38291..3fbf1af9ad46d 100644
--- a/pkgs/development/tools/rust/cargo-geiger/default.nix
+++ b/pkgs/development/tools/rust/cargo-geiger/default.nix
@@ -47,6 +47,7 @@ rustPlatform.buildRustPackage rec {
     homepage = "https://github.com/rust-secure-code/cargo-geiger";
     changelog = "https://github.com/rust-secure-code/cargo-geiger/blob/${pname}-${version}/CHANGELOG.md";
     description = "Detects usage of unsafe Rust in a Rust crate and its dependencies";
+    mainProgram = "cargo-geiger";
     longDescription = ''
       A cargo plugin that detects the usage of unsafe Rust in a Rust crate and
       its dependencies. It provides information to aid auditing and guide
diff --git a/pkgs/development/tools/rust/cargo-generate/default.nix b/pkgs/development/tools/rust/cargo-generate/default.nix
index 299bcd7ffad7f..4cf34bbe6a3d5 100644
--- a/pkgs/development/tools/rust/cargo-generate/default.nix
+++ b/pkgs/development/tools/rust/cargo-generate/default.nix
@@ -54,6 +54,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool to generate a new Rust project by leveraging a pre-existing git repository as a template";
+    mainProgram = "cargo-generate";
     homepage = "https://github.com/cargo-generate/cargo-generate";
     changelog = "https://github.com/cargo-generate/cargo-generate/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/rust/cargo-guppy/default.nix b/pkgs/development/tools/rust/cargo-guppy/default.nix
index e62a0a9925fd4..488c4284b1756 100644
--- a/pkgs/development/tools/rust/cargo-guppy/default.nix
+++ b/pkgs/development/tools/rust/cargo-guppy/default.nix
@@ -31,6 +31,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A command-line frontend for guppy";
+    mainProgram = "cargo-guppy";
     homepage = "https://github.com/guppy-rs/guppy/tree/main/cargo-guppy";
     license = with licenses; [ mit /* or */ asl20 ];
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/rust/cargo-hack/default.nix b/pkgs/development/tools/rust/cargo-hack/default.nix
index cf10116a73882..a24fa814fc026 100644
--- a/pkgs/development/tools/rust/cargo-hack/default.nix
+++ b/pkgs/development/tools/rust/cargo-hack/default.nix
@@ -16,6 +16,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo subcommand to provide various options useful for testing and continuous integration";
+    mainProgram = "cargo-hack";
     homepage = "https://github.com/taiki-e/cargo-hack";
     changelog = "https://github.com/taiki-e/cargo-hack/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/rust/cargo-hakari/default.nix b/pkgs/development/tools/rust/cargo-hakari/default.nix
index e58bf32863a8d..6cf225e8de605 100644
--- a/pkgs/development/tools/rust/cargo-hakari/default.nix
+++ b/pkgs/development/tools/rust/cargo-hakari/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Manage workspace-hack packages to speed up builds in large workspaces.";
+    mainProgram = "cargo-hakari";
     longDescription = ''
       cargo hakari is a command-line application to manage workspace-hack crates.
       Use it to speed up local cargo build and cargo check commands by 15-95%,
diff --git a/pkgs/development/tools/rust/cargo-hf2/default.nix b/pkgs/development/tools/rust/cargo-hf2/default.nix
index 92a0a54581754..b49f7904812f1 100644
--- a/pkgs/development/tools/rust/cargo-hf2/default.nix
+++ b/pkgs/development/tools/rust/cargo-hf2/default.nix
@@ -24,6 +24,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo Subcommand for Microsoft HID Flashing Library for UF2 Bootloaders ";
+    mainProgram = "cargo-hf2";
     homepage = "https://lib.rs/crates/cargo-hf2";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ astrobeastie ];
diff --git a/pkgs/development/tools/rust/cargo-info/default.nix b/pkgs/development/tools/rust/cargo-info/default.nix
index 9e05699e6c439..c2892ab70783c 100644
--- a/pkgs/development/tools/rust/cargo-info/default.nix
+++ b/pkgs/development/tools/rust/cargo-info/default.nix
@@ -32,6 +32,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo subcommand to show crates info from crates.io";
+    mainProgram = "cargo-info";
     homepage = "https://gitlab.com/imp/cargo-info";
     changelog = "https://gitlab.com/imp/cargo-info/-/blob/${src.rev}/CHANGELOG.md";
     license = with licenses; [ mit asl20 ];
diff --git a/pkgs/development/tools/rust/cargo-inspect/default.nix b/pkgs/development/tools/rust/cargo-inspect/default.nix
index 4a9f642b700fd..db646ec07c9e3 100644
--- a/pkgs/development/tools/rust/cargo-inspect/default.nix
+++ b/pkgs/development/tools/rust/cargo-inspect/default.nix
@@ -17,6 +17,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "See what Rust is doing behind the curtains";
+    mainProgram = "cargo-inspect";
     homepage = "https://github.com/mre/cargo-inspect";
     license = with licenses; [ mit asl20 ];
     maintainers = with maintainers; [ minijackson matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-insta/default.nix b/pkgs/development/tools/rust/cargo-insta/default.nix
index 36f13c7fc8900..50fc9abaac4d3 100644
--- a/pkgs/development/tools/rust/cargo-insta/default.nix
+++ b/pkgs/development/tools/rust/cargo-insta/default.nix
@@ -20,6 +20,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A Cargo subcommand for snapshot testing";
+    mainProgram = "cargo-insta";
     homepage = "https://github.com/mitsuhiko/insta";
     changelog = "https://github.com/mitsuhiko/insta/blob/${version}/CHANGELOG.md";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/rust/cargo-kcov/default.nix b/pkgs/development/tools/rust/cargo-kcov/default.nix
index 1b7c3b0eead92..68ed13d1ad01f 100644
--- a/pkgs/development/tools/rust/cargo-kcov/default.nix
+++ b/pkgs/development/tools/rust/cargo-kcov/default.nix
@@ -28,6 +28,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo subcommand to run kcov to get coverage report on Linux";
+    mainProgram = "cargo-kcov";
     homepage = "https://github.com/kennytm/cargo-kcov";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ saschagrunert matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-lambda/default.nix b/pkgs/development/tools/rust/cargo-lambda/default.nix
index c93679d63d05e..ada381da6f088 100644
--- a/pkgs/development/tools/rust/cargo-lambda/default.nix
+++ b/pkgs/development/tools/rust/cargo-lambda/default.nix
@@ -69,6 +69,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A Cargo subcommand to help you work with AWS Lambda";
+    mainProgram = "cargo-lambda";
     homepage = "https://cargo-lambda.info";
     license = licenses.mit;
     maintainers = with maintainers; [ taylor1791 calavera ];
diff --git a/pkgs/development/tools/rust/cargo-leptos/default.nix b/pkgs/development/tools/rust/cargo-leptos/default.nix
index e853688fa63df..be3a4af0a48d8 100644
--- a/pkgs/development/tools/rust/cargo-leptos/default.nix
+++ b/pkgs/development/tools/rust/cargo-leptos/default.nix
@@ -38,6 +38,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A build tool for the Leptos web framework";
+    mainProgram = "cargo-leptos";
     homepage = "https://github.com/leptos-rs/cargo-leptos";
     changelog = "https://github.com/leptos-rs/cargo-leptos/releases/tag/v${version}";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/tools/rust/cargo-license/default.nix b/pkgs/development/tools/rust/cargo-license/default.nix
index 27798f4ca85e6..ee00c71c11da9 100644
--- a/pkgs/development/tools/rust/cargo-license/default.nix
+++ b/pkgs/development/tools/rust/cargo-license/default.nix
@@ -13,6 +13,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo subcommand to see license of dependencies";
+    mainProgram = "cargo-license";
     homepage = "https://github.com/onur/cargo-license";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ basvandijk figsoda matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-llvm-cov/default.nix b/pkgs/development/tools/rust/cargo-llvm-cov/default.nix
index a00376acb98c7..ee945b4edc26c 100644
--- a/pkgs/development/tools/rust/cargo-llvm-cov/default.nix
+++ b/pkgs/development/tools/rust/cargo-llvm-cov/default.nix
@@ -86,6 +86,7 @@ rustPlatform.buildRustPackage {
     inherit homepage;
     changelog = homepage + "/blob/v${version}/CHANGELOG.md";
     description = "Cargo subcommand to easily use LLVM source-based code coverage";
+    mainProgram = "cargo-llvm-cov";
     longDescription = ''
       In order for this to work, you either need to run `rustup component add llvm-
       tools-preview` or install the `llvm-tools-preview` component using your Nix
diff --git a/pkgs/development/tools/rust/cargo-llvm-lines/default.nix b/pkgs/development/tools/rust/cargo-llvm-lines/default.nix
index 083494fb0b37d..3a0edf3a54cbf 100644
--- a/pkgs/development/tools/rust/cargo-llvm-lines/default.nix
+++ b/pkgs/development/tools/rust/cargo-llvm-lines/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Count the number of lines of LLVM IR across all instantiations of a generic function";
+    mainProgram = "cargo-llvm-lines";
     homepage = "https://github.com/dtolnay/cargo-llvm-lines";
     changelog = "https://github.com/dtolnay/cargo-llvm-lines/releases/tag/${src.rev}";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/rust/cargo-local-registry/default.nix b/pkgs/development/tools/rust/cargo-local-registry/default.nix
index 6d7addf4117c9..0b2f31d05a805 100644
--- a/pkgs/development/tools/rust/cargo-local-registry/default.nix
+++ b/pkgs/development/tools/rust/cargo-local-registry/default.nix
@@ -49,6 +49,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A cargo subcommand to manage local registries";
+    mainProgram = "cargo-local-registry";
     homepage = "https://github.com/dhovart/cargo-local-registry";
     changelog = "https://github.com/dhovart/cargo-local-registry/releases/tag/${src.rev}";
     license = with licenses; [ asl20 mit ];
diff --git a/pkgs/development/tools/rust/cargo-lock/default.nix b/pkgs/development/tools/rust/cargo-lock/default.nix
index af5f5eae17191..6c1f35b1244d6 100644
--- a/pkgs/development/tools/rust/cargo-lock/default.nix
+++ b/pkgs/development/tools/rust/cargo-lock/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Self-contained Cargo.lock parser with graph analysis";
+    mainProgram = "cargo-lock";
     homepage = "https://github.com/rustsec/rustsec/tree/main/cargo-lock";
     changelog = "https://github.com/rustsec/rustsec/blob/cargo-lock/v${version}/cargo-lock/CHANGELOG.md";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/rust/cargo-machete/default.nix b/pkgs/development/tools/rust/cargo-machete/default.nix
index b9bbafafb380e..9bd05294bec79 100644
--- a/pkgs/development/tools/rust/cargo-machete/default.nix
+++ b/pkgs/development/tools/rust/cargo-machete/default.nix
@@ -21,6 +21,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A Cargo tool that detects unused dependencies in Rust projects";
+    mainProgram = "cargo-machete";
     homepage = "https://github.com/bnjbvr/cargo-machete";
     changelog = "https://github.com/bnjbvr/cargo-machete/blob/${src.rev}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/rust/cargo-modules/default.nix b/pkgs/development/tools/rust/cargo-modules/default.nix
index 122bbe2a0e905..b237c64dc2af7 100644
--- a/pkgs/development/tools/rust/cargo-modules/default.nix
+++ b/pkgs/development/tools/rust/cargo-modules/default.nix
@@ -19,6 +19,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A cargo plugin for showing a tree-like overview of a crate's modules";
+    mainProgram = "cargo-modules";
     homepage = "https://github.com/regexident/cargo-modules";
     changelog = "https://github.com/regexident/cargo-modules/blob/${version}/CHANGELOG.md";
     license = with licenses; [ mpl20 ];
diff --git a/pkgs/development/tools/rust/cargo-mommy/default.nix b/pkgs/development/tools/rust/cargo-mommy/default.nix
index 22bfe3ac1f20f..e62f87969d7c4 100644
--- a/pkgs/development/tools/rust/cargo-mommy/default.nix
+++ b/pkgs/development/tools/rust/cargo-mommy/default.nix
@@ -13,6 +13,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo wrapper that encourages you after running commands";
+    mainProgram = "cargo-mommy";
     homepage = "https://github.com/Gankra/cargo-mommy";
     license = with licenses; [ mit asl20 ];
     maintainers = with maintainers; [ GoldsteinE ];
diff --git a/pkgs/development/tools/rust/cargo-msrv/default.nix b/pkgs/development/tools/rust/cargo-msrv/default.nix
index f1b9e8eb0ec0b..1492de85daa05 100644
--- a/pkgs/development/tools/rust/cargo-msrv/default.nix
+++ b/pkgs/development/tools/rust/cargo-msrv/default.nix
@@ -47,6 +47,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo subcommand \"msrv\": assists with finding your minimum supported Rust version (MSRV)";
+    mainProgram = "cargo-msrv";
     homepage = "https://github.com/foresterre/cargo-msrv";
     license = with licenses; [ asl20 /* or */ mit ];
     maintainers = with maintainers; [ otavio matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-mutants/default.nix b/pkgs/development/tools/rust/cargo-mutants/default.nix
index 874195aaf8424..ba54eeb56bd7f 100644
--- a/pkgs/development/tools/rust/cargo-mutants/default.nix
+++ b/pkgs/development/tools/rust/cargo-mutants/default.nix
@@ -27,6 +27,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A mutation testing tool for Rust";
+    mainProgram = "cargo-mutants";
     homepage = "https://github.com/sourcefrog/cargo-mutants";
     changelog = "https://github.com/sourcefrog/cargo-mutants/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/rust/cargo-ndk/default.nix b/pkgs/development/tools/rust/cargo-ndk/default.nix
index 4b1bccb1596ef..12b0b7bbdfbf3 100644
--- a/pkgs/development/tools/rust/cargo-ndk/default.nix
+++ b/pkgs/development/tools/rust/cargo-ndk/default.nix
@@ -26,6 +26,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo extension for building Android NDK projects";
+    mainProgram = "cargo-ndk";
     homepage = "https://github.com/bbqsrc/cargo-ndk";
     license = with licenses; [ asl20 /* or */ mit ];
     maintainers = with maintainers; [ mglolenstine ];
diff --git a/pkgs/development/tools/rust/cargo-nextest/default.nix b/pkgs/development/tools/rust/cargo-nextest/default.nix
index 2826a3a7af06f..8972fef8825a8 100644
--- a/pkgs/development/tools/rust/cargo-nextest/default.nix
+++ b/pkgs/development/tools/rust/cargo-nextest/default.nix
@@ -29,6 +29,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Next-generation test runner for Rust projects";
+    mainProgram = "cargo-nextest";
     homepage = "https://github.com/nextest-rs/nextest";
     changelog = "https://nexte.st/CHANGELOG.html";
     license = with licenses; [ mit asl20 ];
diff --git a/pkgs/development/tools/rust/cargo-outdated/default.nix b/pkgs/development/tools/rust/cargo-outdated/default.nix
index 2f3c6ae76c79f..178c668fcd901 100644
--- a/pkgs/development/tools/rust/cargo-outdated/default.nix
+++ b/pkgs/development/tools/rust/cargo-outdated/default.nix
@@ -34,6 +34,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A cargo subcommand for displaying when Rust dependencies are out of date";
+    mainProgram = "cargo-outdated";
     homepage = "https://github.com/kbknapp/cargo-outdated";
     changelog = "https://github.com/kbknapp/cargo-outdated/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/rust/cargo-pgrx/default.nix b/pkgs/development/tools/rust/cargo-pgrx/default.nix
index a0d2657702a55..85fc916104ada 100644
--- a/pkgs/development/tools/rust/cargo-pgrx/default.nix
+++ b/pkgs/development/tools/rust/cargo-pgrx/default.nix
@@ -30,6 +30,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Build Postgres Extensions with Rust!";
+    mainProgram = "cargo-pgrx";
     homepage = "https://github.com/tcdi/pgrx";
     changelog = "https://github.com/tcdi/pgrx/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/rust/cargo-pgx/0_6_1.nix b/pkgs/development/tools/rust/cargo-pgx/0_6_1.nix
index 004b6ed27543e..8dbc22cdfd498 100644
--- a/pkgs/development/tools/rust/cargo-pgx/0_6_1.nix
+++ b/pkgs/development/tools/rust/cargo-pgx/0_6_1.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo subcommand for ‘pgx’ to make Postgres extension development easy";
+    mainProgram = "cargo-pgx";
     homepage = "https://github.com/tcdi/pgx/tree/v${version}/cargo-pgx";
     license = licenses.mit;
     maintainers = with maintainers; [ typetetris ];
diff --git a/pkgs/development/tools/rust/cargo-pgx/0_7_1.nix b/pkgs/development/tools/rust/cargo-pgx/0_7_1.nix
index 408244f638bed..6dd8a0661bed5 100644
--- a/pkgs/development/tools/rust/cargo-pgx/0_7_1.nix
+++ b/pkgs/development/tools/rust/cargo-pgx/0_7_1.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo subcommand for ‘pgx’ to make Postgres extension development easy";
+    mainProgram = "cargo-pgx";
     homepage = "https://github.com/tcdi/pgx/tree/v${version}/cargo-pgx";
     license = licenses.mit;
     maintainers = with maintainers; [ typetetris ];
diff --git a/pkgs/development/tools/rust/cargo-pgx/0_7_4.nix b/pkgs/development/tools/rust/cargo-pgx/0_7_4.nix
index e54a3c6a877ea..0f2b3ef35c221 100644
--- a/pkgs/development/tools/rust/cargo-pgx/0_7_4.nix
+++ b/pkgs/development/tools/rust/cargo-pgx/0_7_4.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo subcommand for ‘pgx’ to make Postgres extension development easy";
+    mainProgram = "cargo-pgx";
     homepage = "https://github.com/tcdi/pgx/tree/v${version}/cargo-pgx";
     license = licenses.mit;
     maintainers = with maintainers; [ typetetris ];
diff --git a/pkgs/development/tools/rust/cargo-play/default.nix b/pkgs/development/tools/rust/cargo-play/default.nix
index 441b906ab343f..94520d0d56699 100644
--- a/pkgs/development/tools/rust/cargo-play/default.nix
+++ b/pkgs/development/tools/rust/cargo-play/default.nix
@@ -21,6 +21,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Run your rust code without setting up cargo";
+    mainProgram = "cargo-play";
     homepage = "https://github.com/fanzeyi/cargo-play";
     license = licenses.mit;
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/rust/cargo-profiler/default.nix b/pkgs/development/tools/rust/cargo-profiler/default.nix
index 88a04885a740d..595bf6d8d032e 100644
--- a/pkgs/development/tools/rust/cargo-profiler/default.nix
+++ b/pkgs/development/tools/rust/cargo-profiler/default.nix
@@ -26,6 +26,7 @@ in buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo subcommand for profiling Rust binaries";
+    mainProgram = "cargo-profiler";
     homepage = "https://github.com/svenstaro/cargo-profiler";
     license = licenses.mit;
     maintainers = with maintainers; [ lucperkins ];
diff --git a/pkgs/development/tools/rust/cargo-public-api/default.nix b/pkgs/development/tools/rust/cargo-public-api/default.nix
index 2b5a83f8d0c18..da51224ccc651 100644
--- a/pkgs/development/tools/rust/cargo-public-api/default.nix
+++ b/pkgs/development/tools/rust/cargo-public-api/default.nix
@@ -29,6 +29,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "List and diff the public API of Rust library crates between releases and commits. Detect breaking API changes and semver violations";
+    mainProgram = "cargo-public-api";
     homepage = "https://github.com/Enselic/cargo-public-api";
     changelog = "https://github.com/Enselic/cargo-public-api/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/rust/cargo-readme/default.nix b/pkgs/development/tools/rust/cargo-readme/default.nix
index 15c5ad5145245..2b5fb7abc69b5 100644
--- a/pkgs/development/tools/rust/cargo-readme/default.nix
+++ b/pkgs/development/tools/rust/cargo-readme/default.nix
@@ -20,6 +20,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Generate README.md from docstrings";
+    mainProgram = "cargo-readme";
     homepage = "https://github.com/livioribeiro/cargo-readme";
     license = with licenses; [ mit asl20 ];
     maintainers = with maintainers; [ baloo matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-release/default.nix b/pkgs/development/tools/rust/cargo-release/default.nix
index 8e9c84797d947..31e03dfeaa4ef 100644
--- a/pkgs/development/tools/rust/cargo-release/default.nix
+++ b/pkgs/development/tools/rust/cargo-release/default.nix
@@ -49,6 +49,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = ''Cargo subcommand "release": everything about releasing a rust crate'';
+    mainProgram = "cargo-release";
     homepage = "https://github.com/crate-ci/cargo-release";
     changelog = "https://github.com/crate-ci/cargo-release/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/rust/cargo-risczero/default.nix b/pkgs/development/tools/rust/cargo-risczero/default.nix
index 1bb68d7bbd982..51969c9fef967 100644
--- a/pkgs/development/tools/rust/cargo-risczero/default.nix
+++ b/pkgs/development/tools/rust/cargo-risczero/default.nix
@@ -33,6 +33,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo extension to help create, manage, and test RISC Zero projects.";
+    mainProgram = "cargo-risczero";
     homepage = "https://risczero.com";
     license = with licenses; [ asl20 ];
     maintainers = with maintainers; [ cameronfyfe ];
diff --git a/pkgs/development/tools/rust/cargo-rr/default.nix b/pkgs/development/tools/rust/cargo-rr/default.nix
index 84ec62adf87c7..6c3780719f895 100644
--- a/pkgs/development/tools/rust/cargo-rr/default.nix
+++ b/pkgs/development/tools/rust/cargo-rr/default.nix
@@ -31,6 +31,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Cargo subcommand \"rr\": a light wrapper around rr, the time-travelling debugger";
+    mainProgram = "cargo-rr";
     homepage = "https://github.com/danielzfranklin/cargo-rr";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ otavio matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-run-bin/default.nix b/pkgs/development/tools/rust/cargo-run-bin/default.nix
index d19cf8e9333eb..a12ebb8caf9b7 100644
--- a/pkgs/development/tools/rust/cargo-run-bin/default.nix
+++ b/pkgs/development/tools/rust/cargo-run-bin/default.nix
@@ -19,6 +19,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Build, cache, and run binaries scoped in Cargo.toml rather than installing globally. This acts similarly to npm run and gomodrun, and allows your teams to always be running the same tooling versions";
+    mainProgram = "cargo-bin";
     homepage = "https://github.com/dustinblackman/cargo-run-bin";
     changelog = "https://github.com/dustinblackman/cargo-run-bin/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/rust/cargo-semver-checks/default.nix b/pkgs/development/tools/rust/cargo-semver-checks/default.nix
index 77e46ececc5a8..f1733aeca7e7d 100644
--- a/pkgs/development/tools/rust/cargo-semver-checks/default.nix
+++ b/pkgs/development/tools/rust/cargo-semver-checks/default.nix
@@ -52,6 +52,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool to scan your Rust crate for semver violations";
+    mainProgram = "cargo-semver-checks";
     homepage = "https://github.com/obi1kenobi/cargo-semver-checks";
     changelog = "https://github.com/obi1kenobi/cargo-semver-checks/releases/tag/v${version}";
     license = with licenses; [ mit /* or */ asl20 ];
diff --git a/pkgs/development/tools/rust/cargo-shuttle/default.nix b/pkgs/development/tools/rust/cargo-shuttle/default.nix
index befba6ffac563..fcc7ff4756f95 100644
--- a/pkgs/development/tools/rust/cargo-shuttle/default.nix
+++ b/pkgs/development/tools/rust/cargo-shuttle/default.nix
@@ -49,6 +49,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A cargo command for the shuttle platform";
+    mainProgram = "cargo-shuttle";
     homepage = "https://shuttle.rs";
     changelog = "https://github.com/shuttle-hq/shuttle/releases/tag/${src.rev}";
     license = licenses.asl20;
diff --git a/pkgs/development/tools/rust/cargo-sort/default.nix b/pkgs/development/tools/rust/cargo-sort/default.nix
index bb0d96bdd6388..ab85a75d916ec 100644
--- a/pkgs/development/tools/rust/cargo-sort/default.nix
+++ b/pkgs/development/tools/rust/cargo-sort/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool to check that your Cargo.toml dependencies are sorted alphabetically";
+    mainProgram = "cargo-sort";
     homepage = "https://github.com/devinr528/cargo-sort";
     changelog = "https://github.com/devinr528/cargo-sort/blob/v${version}/changelog.md";
     license = with licenses; [ mit /* or */ asl20 ];
diff --git a/pkgs/development/tools/rust/cargo-spellcheck/default.nix b/pkgs/development/tools/rust/cargo-spellcheck/default.nix
index 374517aeef2da..23de1bc2a0708 100644
--- a/pkgs/development/tools/rust/cargo-spellcheck/default.nix
+++ b/pkgs/development/tools/rust/cargo-spellcheck/default.nix
@@ -31,6 +31,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Checks rust documentation for spelling and grammar mistakes";
+    mainProgram = "cargo-spellcheck";
     homepage = "https://github.com/drahnr/cargo-spellcheck";
     changelog = "https://github.com/drahnr/cargo-spellcheck/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/rust/cargo-supply-chain/default.nix b/pkgs/development/tools/rust/cargo-supply-chain/default.nix
index bedbc17a22a6e..395a48498237d 100644
--- a/pkgs/development/tools/rust/cargo-supply-chain/default.nix
+++ b/pkgs/development/tools/rust/cargo-supply-chain/default.nix
@@ -24,6 +24,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Gather author, contributor and publisher data on crates in your dependency graph";
+    mainProgram = "cargo-supply-chain";
     homepage = "https://github.com/rust-secure-code/cargo-supply-chain";
     changelog = "https://github.com/rust-secure-code/cargo-supply-chain/blob/${src.rev}/CHANGELOG.md";
     license = with licenses; [ asl20 mit zlib ]; # any of three
diff --git a/pkgs/development/tools/rust/cargo-sweep/default.nix b/pkgs/development/tools/rust/cargo-sweep/default.nix
index 1c5564c723326..0fc6a01be0996 100644
--- a/pkgs/development/tools/rust/cargo-sweep/default.nix
+++ b/pkgs/development/tools/rust/cargo-sweep/default.nix
@@ -20,6 +20,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A Cargo subcommand for cleaning up unused build files generated by Cargo";
+    mainProgram = "cargo-sweep";
     homepage = "https://github.com/holmgr/cargo-sweep";
     license = licenses.mit;
     maintainers = with maintainers; [ xrelkd matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-sync-readme/default.nix b/pkgs/development/tools/rust/cargo-sync-readme/default.nix
index a761e42c1540d..c4205fb1a660f 100644
--- a/pkgs/development/tools/rust/cargo-sync-readme/default.nix
+++ b/pkgs/development/tools/rust/cargo-sync-readme/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A cargo plugin that generates a Markdown section in your README based on your Rust documentation";
+    mainProgram = "cargo-sync-readme";
     homepage = "https://github.com/phaazon/cargo-sync-readme";
     changelog = "https://github.com/phaazon/cargo-sync-readme/blob/${version}/CHANGELOG.md";
     license = licenses.bsd3;
diff --git a/pkgs/development/tools/rust/cargo-tally/default.nix b/pkgs/development/tools/rust/cargo-tally/default.nix
index 1dfcb5af500dc..8e1bd746857ae 100644
--- a/pkgs/development/tools/rust/cargo-tally/default.nix
+++ b/pkgs/development/tools/rust/cargo-tally/default.nix
@@ -19,6 +19,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Graph the number of crates that depend on your crate over time";
+    mainProgram = "cargo-tally";
     homepage = "https://github.com/dtolnay/cargo-tally";
     changelog = "https://github.com/dtolnay/cargo-tally/releases/tag/${version}";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/rust/cargo-tauri/default.nix b/pkgs/development/tools/rust/cargo-tauri/default.nix
index 870285879d765..02a06edf5d238 100644
--- a/pkgs/development/tools/rust/cargo-tauri/default.nix
+++ b/pkgs/development/tools/rust/cargo-tauri/default.nix
@@ -38,6 +38,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Build smaller, faster, and more secure desktop applications with a web frontend";
+    mainProgram = "cargo-tauri";
     homepage = "https://tauri.app/";
     license = with licenses; [ asl20 /* or */ mit ];
     maintainers = with maintainers; [ dit7ya happysalada ];
diff --git a/pkgs/development/tools/rust/cargo-temp/default.nix b/pkgs/development/tools/rust/cargo-temp/default.nix
index 9df84462efa79..d5a0e2bba146b 100644
--- a/pkgs/development/tools/rust/cargo-temp/default.nix
+++ b/pkgs/development/tools/rust/cargo-temp/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A CLI tool that allow you to create a temporary new Rust project using cargo with already installed dependencies";
+    mainProgram = "cargo-temp";
     homepage = "https://github.com/yozhgoor/cargo-temp";
     changelog = "https://github.com/yozhgoor/cargo-temp/releases/tag/${src.rev}";
     license = with licenses; [ mit /* or */ asl20 ];
diff --git a/pkgs/development/tools/rust/cargo-toml-lint/default.nix b/pkgs/development/tools/rust/cargo-toml-lint/default.nix
index 187dc636afbc4..53595043342bc 100644
--- a/pkgs/development/tools/rust/cargo-toml-lint/default.nix
+++ b/pkgs/development/tools/rust/cargo-toml-lint/default.nix
@@ -16,6 +16,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A simple linter for Cargo.toml manifests";
+    mainProgram = "cargo-toml-lint";
     homepage = "https://github.com/fuellabs/cargo-toml-lint";
     changelog = "https://github.com/fuellabs/cargo-toml-lint/releases/tag/v${version}";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/rust/cargo-ui/default.nix b/pkgs/development/tools/rust/cargo-ui/default.nix
index 870b411afc9e1..e58c34a03f4f7 100644
--- a/pkgs/development/tools/rust/cargo-ui/default.nix
+++ b/pkgs/development/tools/rust/cargo-ui/default.nix
@@ -54,6 +54,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A GUI for Cargo";
+    mainProgram = "cargo-ui";
     homepage = "https://github.com/slint-ui/cargo-ui";
     changelog = "https://github.com/slint-ui/cargo-ui/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit asl20 gpl3Only ];
diff --git a/pkgs/development/tools/rust/cargo-valgrind/default.nix b/pkgs/development/tools/rust/cargo-valgrind/default.nix
index aa6b38bf398b4..e084c528c9c23 100644
--- a/pkgs/development/tools/rust/cargo-valgrind/default.nix
+++ b/pkgs/development/tools/rust/cargo-valgrind/default.nix
@@ -36,6 +36,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = ''Cargo subcommand "valgrind": runs valgrind and collects its output in a helpful manner'';
+    mainProgram = "cargo-valgrind";
     homepage = "https://github.com/jfrimmel/cargo-valgrind";
     license = with licenses; [ asl20 /* or */ mit ];
     maintainers = with maintainers; [ otavio matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-vet/default.nix b/pkgs/development/tools/rust/cargo-vet/default.nix
index 817307c55a598..a27e2f375ebd9 100644
--- a/pkgs/development/tools/rust/cargo-vet/default.nix
+++ b/pkgs/development/tools/rust/cargo-vet/default.nix
@@ -22,6 +22,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool to help projects ensure that third-party Rust dependencies have been audited by a trusted source";
+    mainProgram = "cargo-vet";
     homepage = "https://mozilla.github.io/cargo-vet";
     license = with licenses; [ asl20 /* or */ mit ];
     maintainers = with maintainers; [ figsoda jk ];
diff --git a/pkgs/development/tools/rust/cargo-wasi/default.nix b/pkgs/development/tools/rust/cargo-wasi/default.nix
index 7fcdf761ad2fd..bead01fed4ed4 100644
--- a/pkgs/development/tools/rust/cargo-wasi/default.nix
+++ b/pkgs/development/tools/rust/cargo-wasi/default.nix
@@ -31,6 +31,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A lightweight Cargo subcommand to build code for the wasm32-wasi target";
+    mainProgram = "cargo-wasi";
     homepage = "https://bytecodealliance.github.io/cargo-wasi";
     license = licenses.asl20;
     maintainers = with maintainers; [ lucperkins ];
diff --git a/pkgs/development/tools/rust/cargo-watch/default.nix b/pkgs/development/tools/rust/cargo-watch/default.nix
index fe748a7dbeb5e..ff9d72db58d91 100644
--- a/pkgs/development/tools/rust/cargo-watch/default.nix
+++ b/pkgs/development/tools/rust/cargo-watch/default.nix
@@ -31,6 +31,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A Cargo subcommand for watching over Cargo project's source";
+    mainProgram = "cargo-watch";
     homepage = "https://github.com/watchexec/cargo-watch";
     license = licenses.cc0;
     maintainers = with maintainers; [ xrelkd ivan matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-web/default.nix b/pkgs/development/tools/rust/cargo-web/default.nix
index 2c35e951cda13..462e98d6eaa60 100644
--- a/pkgs/development/tools/rust/cargo-web/default.nix
+++ b/pkgs/development/tools/rust/cargo-web/default.nix
@@ -20,6 +20,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A Cargo subcommand for the client-side Web";
+    mainProgram = "cargo-web";
     homepage = "https://github.com/koute/cargo-web";
     license = with licenses; [ asl20 /* or */ mit ];
     maintainers = with maintainers; [ kevincox ];
diff --git a/pkgs/development/tools/rust/cargo-whatfeatures/default.nix b/pkgs/development/tools/rust/cargo-whatfeatures/default.nix
index 32189e0e03cb4..fdae63bd50b4f 100644
--- a/pkgs/development/tools/rust/cargo-whatfeatures/default.nix
+++ b/pkgs/development/tools/rust/cargo-whatfeatures/default.nix
@@ -20,6 +20,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A simple cargo plugin to get a list of features for a specific crate";
+    mainProgram = "cargo-whatfeatures";
     homepage = "https://github.com/museun/cargo-whatfeatures";
     license = with licenses; [ mit asl20 ];
     maintainers = with maintainers; [ ivan-babrou matthiasbeyer ];
diff --git a/pkgs/development/tools/rust/cargo-wipe/default.nix b/pkgs/development/tools/rust/cargo-wipe/default.nix
index c14f842a7398b..86a2dc58050b0 100644
--- a/pkgs/development/tools/rust/cargo-wipe/default.nix
+++ b/pkgs/development/tools/rust/cargo-wipe/default.nix
@@ -23,6 +23,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = ''Cargo subcommand "wipe": recursively finds and optionally wipes all "target" or "node_modules" folders'';
+    mainProgram = "cargo-wipe";
     homepage = "https://github.com/mihai-dinculescu/cargo-wipe";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ otavio ];
diff --git a/pkgs/development/tools/rust/cargo-zigbuild/default.nix b/pkgs/development/tools/rust/cargo-zigbuild/default.nix
index adc845c67ea70..ab0c149a09d58 100644
--- a/pkgs/development/tools/rust/cargo-zigbuild/default.nix
+++ b/pkgs/development/tools/rust/cargo-zigbuild/default.nix
@@ -22,6 +22,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool to compile Cargo projects with zig as the linker";
+    mainProgram = "cargo-zigbuild";
     homepage = "https://github.com/messense/cargo-zigbuild";
     changelog = "https://github.com/messense/cargo-zigbuild/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/rust/cargo2junit/default.nix b/pkgs/development/tools/rust/cargo2junit/default.nix
index dd65d2422a3c1..6e10cc1fcb35a 100644
--- a/pkgs/development/tools/rust/cargo2junit/default.nix
+++ b/pkgs/development/tools/rust/cargo2junit/default.nix
@@ -13,6 +13,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Converts cargo's json output (from stdin) to JUnit XML (to stdout).";
+    mainProgram = "cargo2junit";
     homepage = "https://github.com/johnterickson/cargo2junit";
     license = licenses.mit;
     maintainers = with maintainers; [ alekseysidorov ];
diff --git a/pkgs/development/tools/rust/cauwugo/default.nix b/pkgs/development/tools/rust/cauwugo/default.nix
index 119e0f59841db..a4a199a2c70c3 100644
--- a/pkgs/development/tools/rust/cauwugo/default.nix
+++ b/pkgs/development/tools/rust/cauwugo/default.nix
@@ -23,6 +23,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "An alternative cargo frontend that implements dynamic shell completion for usual cargo commands";
+    mainProgram = "cauwugo";
     homepage = "https://github.com/pacak/bpaf/tree/master/bpaf_cauwugo";
     license = with licenses; [ mit /* or */ asl20 ];
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/rust/cbindgen/default.nix b/pkgs/development/tools/rust/cbindgen/default.nix
index 2d351adf5ad16..ed4841505bcea 100644
--- a/pkgs/development/tools/rust/cbindgen/default.nix
+++ b/pkgs/development/tools/rust/cbindgen/default.nix
@@ -44,6 +44,7 @@ rustPlatform.buildRustPackage rec {
   meta = with lib; {
     changelog = "https://github.com/mozilla/cbindgen/blob/v${version}/CHANGES";
     description = "A project for generating C bindings from Rust code";
+    mainProgram = "cbindgen";
     homepage = "https://github.com/mozilla/cbindgen";
     license = licenses.mpl20;
     maintainers = with maintainers; [ hexa ];
diff --git a/pkgs/development/tools/rust/crate2nix/default.nix b/pkgs/development/tools/rust/crate2nix/default.nix
index 62084be4b5a87..a19c47271c57f 100644
--- a/pkgs/development/tools/rust/crate2nix/default.nix
+++ b/pkgs/development/tools/rust/crate2nix/default.nix
@@ -43,6 +43,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A Nix build file generator for Rust crates.";
+    mainProgram = "crate2nix";
     longDescription = ''
       Crate2nix generates Nix files from Cargo.toml/lock files
       so that you can build every crate individually in a Nix sandbox.
diff --git a/pkgs/development/tools/rust/critcmp/default.nix b/pkgs/development/tools/rust/critcmp/default.nix
index dd735f1adc496..3035e6b97937a 100644
--- a/pkgs/development/tools/rust/critcmp/default.nix
+++ b/pkgs/development/tools/rust/critcmp/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A command line tool for comparing benchmarks run by Criterion";
+    mainProgram = "critcmp";
     homepage = "https://github.com/BurntSushi/critcmp";
     license = with licenses; [ mit unlicense ];
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/rust/genemichaels/default.nix b/pkgs/development/tools/rust/genemichaels/default.nix
index 673519aeabc48..aec8003bbd52b 100644
--- a/pkgs/development/tools/rust/genemichaels/default.nix
+++ b/pkgs/development/tools/rust/genemichaels/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
   };
   meta = {
     description = "Even formats macros";
+    mainProgram = "genemichaels";
     homepage = "https://github.com/andrewbaxter/genemichaels";
     license = lib.licenses.isc;
     maintainers = [ lib.maintainers.anselmschueler ];
diff --git a/pkgs/development/tools/rust/gitlab-clippy/default.nix b/pkgs/development/tools/rust/gitlab-clippy/default.nix
index 2269f812f424b..62b3046f05d87 100644
--- a/pkgs/development/tools/rust/gitlab-clippy/default.nix
+++ b/pkgs/development/tools/rust/gitlab-clippy/default.nix
@@ -25,6 +25,7 @@ rustPlatform.buildRustPackage rec {
   meta = {
     homepage = "https://gitlab.com/dlalic/gitlab-clippy";
     description = "Convert clippy warnings into GitLab Code Quality report";
+    mainProgram = "gitlab-clippy";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ wucke13 ];
   };
diff --git a/pkgs/development/tools/rust/humility/default.nix b/pkgs/development/tools/rust/humility/default.nix
index 399d9dcf41b3d..a8c157f9ac4db 100644
--- a/pkgs/development/tools/rust/humility/default.nix
+++ b/pkgs/development/tools/rust/humility/default.nix
@@ -45,6 +45,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Debugger for Hubris";
+    mainProgram = "humility";
     homepage = "https://github.com/oxidecomputer/humility";
     license = with licenses; [ mpl20 ];
     maintainers = with maintainers; [ therishidesai ];
diff --git a/pkgs/development/tools/rust/leptosfmt/default.nix b/pkgs/development/tools/rust/leptosfmt/default.nix
index 2730453d2ae2e..7c174c4249eff 100644
--- a/pkgs/development/tools/rust/leptosfmt/default.nix
+++ b/pkgs/development/tools/rust/leptosfmt/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A formatter for the leptos view! macro";
+    mainProgram = "leptosfmt";
     homepage = "https://github.com/bram209/leptosfmt";
     changelog = "https://github.com/bram209/leptosfmt/blob/${src.rev}/CHANGELOG.md";
     license = with licenses; [ asl20 mit ];
diff --git a/pkgs/development/tools/rust/maturin/default.nix b/pkgs/development/tools/rust/maturin/default.nix
index fa17f4f036241..313ce2399236e 100644
--- a/pkgs/development/tools/rust/maturin/default.nix
+++ b/pkgs/development/tools/rust/maturin/default.nix
@@ -29,6 +29,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Build and publish Rust crates Python packages";
+    mainProgram = "maturin";
     longDescription = ''
       Build and publish Rust crates with PyO3, rust-cpython, and
       cffi bindings as well as Rust binaries as Python packages.
diff --git a/pkgs/development/tools/rust/ograc/default.nix b/pkgs/development/tools/rust/ograc/default.nix
index 4361a225498dd..83938a505316a 100644
--- a/pkgs/development/tools/rust/ograc/default.nix
+++ b/pkgs/development/tools/rust/ograc/default.nix
@@ -13,6 +13,7 @@ rustPlatform.buildRustPackage {
 
   meta = with lib; {
     description = "like cargo, but backwards";
+    mainProgram = "ograc";
     homepage = "https://crates.io/crates/ograc";
     license = licenses.agpl3Plus;
     maintainers = with maintainers; [ sciencentistguy ];
diff --git a/pkgs/development/tools/rust/panamax/default.nix b/pkgs/development/tools/rust/panamax/default.nix
index a86867eded080..4eb4963760397 100644
--- a/pkgs/development/tools/rust/panamax/default.nix
+++ b/pkgs/development/tools/rust/panamax/default.nix
@@ -32,6 +32,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Mirror rustup and crates.io repositories for offline Rust and cargo usage";
+    mainProgram = "panamax";
     homepage = "https://github.com/panamax-rs/panamax";
     license = with licenses; [ mit /* or */ asl20 ];
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/rust/probe-run/default.nix b/pkgs/development/tools/rust/probe-run/default.nix
index 30ca65f776b07..2081d41eb0158 100644
--- a/pkgs/development/tools/rust/probe-run/default.nix
+++ b/pkgs/development/tools/rust/probe-run/default.nix
@@ -37,6 +37,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Run embedded programs just like native ones";
+    mainProgram = "probe-run";
     homepage = "https://github.com/knurling-rs/probe-run";
     changelog = "https://github.com/knurling-rs/probe-run/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/rust/ra-multiplex/default.nix b/pkgs/development/tools/rust/ra-multiplex/default.nix
index ce579c76eeb04..4dd7d2cd063d6 100644
--- a/pkgs/development/tools/rust/ra-multiplex/default.nix
+++ b/pkgs/development/tools/rust/ra-multiplex/default.nix
@@ -27,6 +27,7 @@ rustPlatform.buildRustPackage {
 
   meta = with lib; {
     description = "A multiplexer for rust-analyzer";
+    mainProgram = "ra-multiplex";
     homepage = "https://github.com/pr2502/ra-multiplex";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ norfair ];
diff --git a/pkgs/development/tools/rust/rhack/default.nix b/pkgs/development/tools/rust/rhack/default.nix
index d141c43dd9149..967a8a9216f7d 100644
--- a/pkgs/development/tools/rust/rhack/default.nix
+++ b/pkgs/development/tools/rust/rhack/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Temporary edit external crates that your project depends on";
+    mainProgram = "rhack";
     homepage = "https://github.com/nakabonne/rhack";
     license = licenses.bsd3;
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/rust/roogle/default.nix b/pkgs/development/tools/rust/roogle/default.nix
index 7def38d199131..f95cad8588d41 100644
--- a/pkgs/development/tools/rust/roogle/default.nix
+++ b/pkgs/development/tools/rust/roogle/default.nix
@@ -20,6 +20,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A Rust API search engine which allows you to search functions by names and type signatures";
+    mainProgram = "roogle";
     homepage = "https://github.com/hkmatsumoto/roogle";
     license = with licenses; [ mit /* or */ asl20 ];
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/rust/rust-audit-info/default.nix b/pkgs/development/tools/rust/rust-audit-info/default.nix
index fbfae0042d590..afd53df7e147c 100644
--- a/pkgs/development/tools/rust/rust-audit-info/default.nix
+++ b/pkgs/development/tools/rust/rust-audit-info/default.nix
@@ -13,6 +13,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A command-line tool to extract the dependency trees embedded in binaries by cargo-auditable";
+    mainProgram = "rust-audit-info";
     homepage = "https://github.com/rust-secure-code/cargo-auditable/tree/master/rust-audit-info";
     license = with licenses; [ mit /* or */ asl20 ];
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/rust/rust-script/default.nix b/pkgs/development/tools/rust/rust-script/default.nix
index 417b173935f50..95f60f19011a1 100644
--- a/pkgs/development/tools/rust/rust-script/default.nix
+++ b/pkgs/development/tools/rust/rust-script/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Run Rust files and expressions as scripts without any setup or compilation step";
+    mainProgram = "rust-script";
     homepage = "https://rust-script.org";
     changelog = "https://github.com/fornwall/rust-script/releases/tag/${version}";
     license = with licenses; [ mit /* or */ asl20 ];
diff --git a/pkgs/development/tools/rust/rustup-toolchain-install-master/default.nix b/pkgs/development/tools/rust/rustup-toolchain-install-master/default.nix
index 8289e56e81d49..d71b1e655d782 100644
--- a/pkgs/development/tools/rust/rustup-toolchain-install-master/default.nix
+++ b/pkgs/development/tools/rust/rustup-toolchain-install-master/default.nix
@@ -58,6 +58,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Install a rustc master toolchain usable from rustup";
+    mainProgram = "rustup-toolchain-install-master";
     homepage = "https://github.com/kennytm/rustup-toolchain-install-master";
     license = licenses.mit;
     maintainers = with maintainers; [ davidtwco ];
diff --git a/pkgs/development/tools/rust/rusty-man/default.nix b/pkgs/development/tools/rust/rusty-man/default.nix
index 879cec5ebe6d9..34524106c988e 100644
--- a/pkgs/development/tools/rust/rusty-man/default.nix
+++ b/pkgs/development/tools/rust/rusty-man/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A command-line viewer for documentation generated by rustdoc";
+    mainProgram = "rusty-man";
     homepage = "https://git.sr.ht/~ireas/rusty-man";
     changelog = "https://git.sr.ht/~ireas/rusty-man/tree/v${version}/item/CHANGELOG.md";
     license = licenses.mit;
diff --git a/pkgs/development/tools/rust/rustycli/default.nix b/pkgs/development/tools/rust/rustycli/default.nix
index 451ae2f956116..09bc2e44f7484 100644
--- a/pkgs/development/tools/rust/rustycli/default.nix
+++ b/pkgs/development/tools/rust/rustycli/default.nix
@@ -25,6 +25,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Access the rust playground right in terminal";
+    mainProgram = "rustycli";
     homepage = "https://github.com/pwnwriter/rustycli";
     changelog = "https://github.com/pwnwriter/rustycli/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/rust/specr-transpile/default.nix b/pkgs/development/tools/rust/specr-transpile/default.nix
index 10a1acfac7576..bb15e8c3fa3f5 100644
--- a/pkgs/development/tools/rust/specr-transpile/default.nix
+++ b/pkgs/development/tools/rust/specr-transpile/default.nix
@@ -16,6 +16,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Converts Specr lang code to Rust";
+    mainProgram = "specr-transpile";
     homepage = "https://github.com/RalfJung/minirust-tooling";
     license = with licenses; [ asl20 mit ];
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/rust/svd2rust/default.nix b/pkgs/development/tools/rust/svd2rust/default.nix
index ad7c55489482c..095018c4e8629 100644
--- a/pkgs/development/tools/rust/svd2rust/default.nix
+++ b/pkgs/development/tools/rust/svd2rust/default.nix
@@ -18,6 +18,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Generate Rust register maps (`struct`s) from SVD files";
+    mainProgram = "svd2rust";
     homepage = "https://github.com/rust-embedded/svd2rust";
     changelog = "https://github.com/rust-embedded/svd2rust/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit asl20 ];
diff --git a/pkgs/development/tools/rust/typeshare/default.nix b/pkgs/development/tools/rust/typeshare/default.nix
index 9d9c554daaeea..85880dca65710 100644
--- a/pkgs/development/tools/rust/typeshare/default.nix
+++ b/pkgs/development/tools/rust/typeshare/default.nix
@@ -30,6 +30,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Command Line Tool for generating language files with typeshare";
+    mainProgram = "typeshare";
     homepage = "https://github.com/1password/typeshare";
     changelog = "https://github.com/1password/typeshare/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/sca2d/default.nix b/pkgs/development/tools/sca2d/default.nix
index eb745e5bd2c62..c23714bc872f6 100644
--- a/pkgs/development/tools/sca2d/default.nix
+++ b/pkgs/development/tools/sca2d/default.nix
@@ -42,6 +42,7 @@ python.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "An experimental static code analyser for OpenSCAD";
+    mainProgram = "sca2d";
     homepage = "https://gitlab.com/bath_open_instrumentation_group/sca2d";
     changelog = "https://gitlab.com/bath_open_instrumentation_group/sca2d/-/blob/${src.rev}/CHANGELOG.md";
     license = licenses.gpl3Only;
diff --git a/pkgs/development/tools/scalafix/default.nix b/pkgs/development/tools/scalafix/default.nix
index 3d57bdbd92c58..36e79c74365f7 100644
--- a/pkgs/development/tools/scalafix/default.nix
+++ b/pkgs/development/tools/scalafix/default.nix
@@ -39,6 +39,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     description = "Refactoring and linting tool for Scala";
+    mainProgram = "scalafix";
     homepage = "https://scalacenter.github.io/scalafix/";
     license = licenses.bsd3;
     maintainers = [ maintainers.tomahna ];
diff --git a/pkgs/development/tools/scenebuilder/default.nix b/pkgs/development/tools/scenebuilder/default.nix
index 44e81b20bc2bc..e10ebf1e5519d 100644
--- a/pkgs/development/tools/scenebuilder/default.nix
+++ b/pkgs/development/tools/scenebuilder/default.nix
@@ -66,6 +66,7 @@ maven'.buildMavenPackage rec {
   meta = with lib; {
     broken = stdenv.isDarwin;
     description = "A visual, drag'n'drop, layout tool for designing JavaFX application user interfaces.";
+    mainProgram = "scenebuilder";
     homepage = "https://gluonhq.com/products/scene-builder/";
     sourceProvenance = with sourceTypes; [
       fromSource
diff --git a/pkgs/development/tools/scenic-view/default.nix b/pkgs/development/tools/scenic-view/default.nix
index 3d0c69d66cf71..ff09f0cb4707e 100644
--- a/pkgs/development/tools/scenic-view/default.nix
+++ b/pkgs/development/tools/scenic-view/default.nix
@@ -105,6 +105,7 @@ in stdenv.mkDerivation rec {
   meta = with lib; {
     broken = stdenv.isDarwin;
     description = "JavaFx application to visualize and modify the scenegraph of running JavaFx applications.";
+    mainProgram = "scenic-view";
     longDescription = ''
       A JavaFX application designed to make it simple to understand the current state of your application scenegraph
       and to also easily manipulate properties of the scenegraph without having to keep editing your code.
diff --git a/pkgs/development/tools/schemacrawler/default.nix b/pkgs/development/tools/schemacrawler/default.nix
index 29cb24f1faf20..0d4ffad569770 100644
--- a/pkgs/development/tools/schemacrawler/default.nix
+++ b/pkgs/development/tools/schemacrawler/default.nix
@@ -33,6 +33,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Database schema discovery and comprehension tool";
+    mainProgram = "schemacrawler";
     homepage = "https://www.schemacrawler.com/";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
     license = with licenses; [ epl10 gpl3Only lgpl3Only ];
diff --git a/pkgs/development/tools/sd-local/default.nix b/pkgs/development/tools/sd-local/default.nix
index d31bd992f1478..29c1c2de4575e 100644
--- a/pkgs/development/tools/sd-local/default.nix
+++ b/pkgs/development/tools/sd-local/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "screwdriver.cd local mode";
+    mainProgram = "sd-local";
     homepage = "https://github.com/screwdriver-cd/sd-local";
     license = licenses.bsd3;
     maintainers = with maintainers; [ midchildan ];
diff --git a/pkgs/development/tools/selene/default.nix b/pkgs/development/tools/selene/default.nix
index dbaeb264b3585..b464bee86e067 100644
--- a/pkgs/development/tools/selene/default.nix
+++ b/pkgs/development/tools/selene/default.nix
@@ -35,6 +35,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A blazing-fast modern Lua linter written in Rust";
+    mainProgram = "selene";
     homepage = "https://github.com/kampfkarren/selene";
     changelog = "https://github.com/kampfkarren/selene/blob/${version}/CHANGELOG.md";
     license = licenses.mpl20;
diff --git a/pkgs/development/tools/semantic-release/default.nix b/pkgs/development/tools/semantic-release/default.nix
index bb99378b83db3..51d692ecb693b 100644
--- a/pkgs/development/tools/semantic-release/default.nix
+++ b/pkgs/development/tools/semantic-release/default.nix
@@ -34,6 +34,7 @@ buildNpmPackage rec {
 
   meta = {
     description = "Fully automated version management and package publishing";
+    mainProgram = "semantic-release";
     homepage = "https://semantic-release.gitbook.io/semantic-release/";
     license = lib.licenses.mit;
     maintainers = [ lib.maintainers.sestrella ];
diff --git a/pkgs/development/tools/sentry-cli/default.nix b/pkgs/development/tools/sentry-cli/default.nix
index c4c5437901d6d..06b77135d4840 100644
--- a/pkgs/development/tools/sentry-cli/default.nix
+++ b/pkgs/development/tools/sentry-cli/default.nix
@@ -40,6 +40,7 @@ rustPlatform.buildRustPackage rec {
     homepage = "https://docs.sentry.io/cli/";
     license = licenses.bsd3;
     description = "A command line utility to work with Sentry";
+    mainProgram = "sentry-cli";
     changelog = "https://github.com/getsentry/sentry-cli/raw/${version}/CHANGELOG.md";
     maintainers = with maintainers; [ rizary loewenheim ];
   };
diff --git a/pkgs/development/tools/shellharden/default.nix b/pkgs/development/tools/shellharden/default.nix
index 5006c5fe9cba6..dbf903e923bf7 100644
--- a/pkgs/development/tools/shellharden/default.nix
+++ b/pkgs/development/tools/shellharden/default.nix
@@ -17,6 +17,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "The corrective bash syntax highlighter";
+    mainProgram = "shellharden";
     longDescription = ''
       Shellharden is a syntax highlighter and a tool to semi-automate the
       rewriting of scripts to ShellCheck conformance, mainly focused on quoting.
diff --git a/pkgs/development/tools/sigrok-cli/default.nix b/pkgs/development/tools/sigrok-cli/default.nix
index 0e8d697ef36dd..f239d03cb6a42 100644
--- a/pkgs/development/tools/sigrok-cli/default.nix
+++ b/pkgs/development/tools/sigrok-cli/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Command-line frontend for the sigrok signal analysis software suite";
+    mainProgram = "sigrok-cli";
     homepage = "https://sigrok.org/";
     license = licenses.gpl3Plus;
     platforms = platforms.linux ++ platforms.darwin;
diff --git a/pkgs/development/tools/simavr/default.nix b/pkgs/development/tools/simavr/default.nix
index db3f9e6664e1a..3ce0a3cddf90b 100644
--- a/pkgs/development/tools/simavr/default.nix
+++ b/pkgs/development/tools/simavr/default.nix
@@ -45,6 +45,7 @@ in stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A lean and mean Atmel AVR simulator";
+    mainProgram = "simavr";
     homepage    = "https://github.com/buserror/simavr";
     license     = licenses.gpl3;
     platforms   = platforms.unix;
diff --git a/pkgs/development/tools/skaffold/default.nix b/pkgs/development/tools/skaffold/default.nix
index 3d98bf472770e..bac6c119e350c 100644
--- a/pkgs/development/tools/skaffold/default.nix
+++ b/pkgs/development/tools/skaffold/default.nix
@@ -41,6 +41,7 @@ buildGoModule rec {
     homepage = "https://skaffold.dev/";
     changelog = "https://github.com/GoogleContainerTools/skaffold/releases/tag/v${version}";
     description = "Easy and Repeatable Kubernetes Development";
+    mainProgram = "skaffold";
     longDescription = ''
       Skaffold is a command line tool that facilitates continuous development for Kubernetes applications.
       You can iterate on your application source code locally then deploy to local or remote Kubernetes clusters.
diff --git a/pkgs/development/tools/skopeo/default.nix b/pkgs/development/tools/skopeo/default.nix
index 85efeb925b50d..b8f4ab5dc68db 100644
--- a/pkgs/development/tools/skopeo/default.nix
+++ b/pkgs/development/tools/skopeo/default.nix
@@ -71,6 +71,7 @@ buildGoModule rec {
   meta = with lib; {
     changelog = "https://github.com/containers/skopeo/releases/tag/${src.rev}";
     description = "A command line utility for various operations on container images and image repositories";
+    mainProgram = "skopeo";
     homepage = "https://github.com/containers/skopeo";
     maintainers = with maintainers; [ lewo developer-guy ] ++ teams.podman.members;
     license = licenses.asl20;
diff --git a/pkgs/development/tools/slimerjs/default.nix b/pkgs/development/tools/slimerjs/default.nix
index f800dedf615fe..dd3c5fd6d09b5 100644
--- a/pkgs/development/tools/slimerjs/default.nix
+++ b/pkgs/development/tools/slimerjs/default.nix
@@ -44,6 +44,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Gecko-based programmatically-driven browser";
+    mainProgram = "slimerjs";
     license = licenses.mpl20;
     maintainers = with maintainers; [ raskin ];
     platforms = platforms.linux;
diff --git a/pkgs/development/tools/smlfmt/default.nix b/pkgs/development/tools/smlfmt/default.nix
index 2094cde2ffcb9..b0cf14e8a5dd6 100644
--- a/pkgs/development/tools/smlfmt/default.nix
+++ b/pkgs/development/tools/smlfmt/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A custom parser/auto-formatter for Standard ML";
+    mainProgram = "smlfmt";
     longDescription = ''
       A custom parser and code formatter for Standard ML, with helpful error messages.
 
diff --git a/pkgs/development/tools/snazy/default.nix b/pkgs/development/tools/snazy/default.nix
index 7abe2fd98cfc3..2b3a719d33d21 100644
--- a/pkgs/development/tools/snazy/default.nix
+++ b/pkgs/development/tools/snazy/default.nix
@@ -36,6 +36,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A snazzy json log viewer";
+    mainProgram = "snazy";
     longDescription = ''
       Snazy is a simple tool to parse json logs and output them in a nice format
       with nice colors.
diff --git a/pkgs/development/tools/so/default.nix b/pkgs/development/tools/so/default.nix
index 6d3e3fab0b7c4..e057d5290561a 100644
--- a/pkgs/development/tools/so/default.nix
+++ b/pkgs/development/tools/so/default.nix
@@ -20,6 +20,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A TUI interface to the StackExchange network";
+    mainProgram = "so";
     homepage = "https://github.com/samtay/so";
     license = licenses.mit;
     maintainers = with maintainers; [ mredaelli ];
diff --git a/pkgs/development/tools/solarus-quest-editor/default.nix b/pkgs/development/tools/solarus-quest-editor/default.nix
index 3dc60021b757f..e0743d13c1fc3 100644
--- a/pkgs/development/tools/solarus-quest-editor/default.nix
+++ b/pkgs/development/tools/solarus-quest-editor/default.nix
@@ -28,6 +28,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "The editor for the Zelda-like ARPG game engine, Solarus";
+    mainProgram = "solarus-quest-editor";
     longDescription = ''
       Solarus is a game engine for Zelda-like ARPG games written in lua.
       Many full-fledged games have been writen for the engine.
diff --git a/pkgs/development/tools/spr/default.nix b/pkgs/development/tools/spr/default.nix
index a9ed5c3c21284..f2689c4692b1c 100644
--- a/pkgs/development/tools/spr/default.nix
+++ b/pkgs/development/tools/spr/default.nix
@@ -20,6 +20,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Submit pull requests for individual, amendable, rebaseable commits to GitHub";
+    mainProgram = "spr";
     homepage = "https://github.com/getcord/spr";
     license = licenses.mit;
     maintainers = with maintainers; [ sven-of-cord ];
diff --git a/pkgs/development/tools/sq/default.nix b/pkgs/development/tools/sq/default.nix
index 16fd797cca826..97e31162b7730 100644
--- a/pkgs/development/tools/sq/default.nix
+++ b/pkgs/development/tools/sq/default.nix
@@ -42,6 +42,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Swiss army knife for data";
+    mainProgram = "sq";
     homepage = "https://sq.io/";
     license = licenses.mit;
     platforms = platforms.all;
diff --git a/pkgs/development/tools/sqsh/default.nix b/pkgs/development/tools/sqsh/default.nix
index ba4a681a594d5..ec071f739efad 100644
--- a/pkgs/development/tools/sqsh/default.nix
+++ b/pkgs/development/tools/sqsh/default.nix
@@ -37,6 +37,7 @@ in stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Command line tool for querying Sybase/MSSQL databases";
+    mainProgram = "sqsh";
     longDescription = ''
       Sqsh (pronounced skwish) is short for SQshelL (pronounced s-q-shell),
       it is intended as a replacement for the venerable 'isql' program supplied
diff --git a/pkgs/development/tools/sslmate/default.nix b/pkgs/development/tools/sslmate/default.nix
index 836b0bc1b08e9..2dded22da82f8 100644
--- a/pkgs/development/tools/sslmate/default.nix
+++ b/pkgs/development/tools/sslmate/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
     homepage = "https://sslmate.com";
     maintainers = [ maintainers.domenkozar ];
     description = "Easy to buy, deploy, and manage your SSL certs";
+    mainProgram = "sslmate";
     platforms = platforms.unix;
     license = licenses.mit; # X11
   };
diff --git a/pkgs/development/tools/statik/default.nix b/pkgs/development/tools/statik/default.nix
index e77cf8f3bb0b1..8b4386860e0aa 100644
--- a/pkgs/development/tools/statik/default.nix
+++ b/pkgs/development/tools/statik/default.nix
@@ -23,6 +23,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/rakyll/statik";
     description = "Embed files into a Go executable ";
+    mainProgram = "statik";
     license = licenses.asl20;
     maintainers = with maintainers; [ Madouura ];
   };
diff --git a/pkgs/development/tools/steamos-devkit/default.nix b/pkgs/development/tools/steamos-devkit/default.nix
index 43c4af73f2a7a..4b2cabac6396f 100644
--- a/pkgs/development/tools/steamos-devkit/default.nix
+++ b/pkgs/development/tools/steamos-devkit/default.nix
@@ -128,6 +128,7 @@ python3.pkgs.buildPythonPackage rec {
 
   meta = with lib; {
     description = "SteamOS Devkit Client";
+    mainProgram = "steamos-devkit";
     homepage = "https://gitlab.steamos.cloud/devkit/steamos-devkit";
     license = licenses.mit;
     maintainers = with maintainers; [ myaats ];
diff --git a/pkgs/development/tools/subxt/default.nix b/pkgs/development/tools/subxt/default.nix
index fd557c96b04f9..2090fe1aacac6 100644
--- a/pkgs/development/tools/subxt/default.nix
+++ b/pkgs/development/tools/subxt/default.nix
@@ -35,6 +35,7 @@ rustPlatform.buildRustPackage rec {
   meta = with lib; {
     homepage = "https://github.com/paritytech/subxt";
     description = "Submit transactions to a substrate node via RPC.";
+    mainProgram = "subxt";
     license = with licenses; [ gpl3Plus asl20 ];
     maintainers = [ maintainers.FlorianFranzen ];
   };
diff --git a/pkgs/development/tools/summon/default.nix b/pkgs/development/tools/summon/default.nix
index 598e8fab63929..014655616b7b2 100644
--- a/pkgs/development/tools/summon/default.nix
+++ b/pkgs/development/tools/summon/default.nix
@@ -22,6 +22,7 @@ buildGoModule rec {
   meta = with lib; {
     description =
       "CLI that provides on-demand secrets access for common DevOps tools";
+    mainProgram = "summon";
     homepage = "https://cyberark.github.io/summon";
     license = lib.licenses.mit;
     maintainers = with maintainers; [ quentini ];
diff --git a/pkgs/development/tools/swc/default.nix b/pkgs/development/tools/swc/default.nix
index afb4ad5d58990..7847c253e7e5d 100644
--- a/pkgs/development/tools/swc/default.nix
+++ b/pkgs/development/tools/swc/default.nix
@@ -24,6 +24,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Rust-based platform for the Web";
+    mainProgram = "swc";
     homepage = "https://github.com/swc-project/swc";
     license = licenses.asl20;
     maintainers = with maintainers; [ dit7ya kashw2 ];
diff --git a/pkgs/development/tools/swiftpm2nix/default.nix b/pkgs/development/tools/swiftpm2nix/default.nix
index 25d6b06ef98bb..d9f50cb801d56 100644
--- a/pkgs/development/tools/swiftpm2nix/default.nix
+++ b/pkgs/development/tools/swiftpm2nix/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Generate a Nix expression to fetch swiftpm dependencies";
+    mainProgram = "swiftpm2nix";
     maintainers = with lib.maintainers; [ dtzWill trepetti dduan trundle stephank ];
     platforms = lib.platforms.all;
   };
diff --git a/pkgs/development/tools/systemfd/default.nix b/pkgs/development/tools/systemfd/default.nix
index a695cf83a2954..001015af2d8b2 100644
--- a/pkgs/development/tools/systemfd/default.nix
+++ b/pkgs/development/tools/systemfd/default.nix
@@ -23,6 +23,7 @@ rustPlatform.buildRustPackage {
 
   meta = {
     description = "A convenient helper for passing sockets into another process";
+    mainProgram = "systemfd";
     homepage = "https://github.com/mitsuhiko/systemfd";
     license = lib.licenses.asl20;
     maintainers = [ lib.maintainers.adisbladis ];
diff --git a/pkgs/development/tools/tapview/default.nix b/pkgs/development/tools/tapview/default.nix
index 19c1113c5cd40..fa8b0d1a27742 100644
--- a/pkgs/development/tools/tapview/default.nix
+++ b/pkgs/development/tools/tapview/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A minimalist pure consumer for TAP (Test Anything Protocol)";
+    mainProgram = "tapview";
     homepage = "https://gitlab.com/esr/tapview";
     license = licenses.bsd2;
     platforms = platforms.all;
diff --git a/pkgs/development/tools/tarmac/default.nix b/pkgs/development/tools/tarmac/default.nix
index b8383fc5031d2..34471106d73aa 100644
--- a/pkgs/development/tools/tarmac/default.nix
+++ b/pkgs/development/tools/tarmac/default.nix
@@ -39,6 +39,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Resource compiler and asset manager for Roblox";
+    mainProgram = "tarmac";
     longDescription = ''
       Tarmac is a resource compiler and asset manager for Roblox projects.
       It helps enable hermetic place builds when used with tools like Rojo.
diff --git a/pkgs/development/tools/teller/default.nix b/pkgs/development/tools/teller/default.nix
index a906e6c1f5e57..a918e6759bfe2 100644
--- a/pkgs/development/tools/teller/default.nix
+++ b/pkgs/development/tools/teller/default.nix
@@ -63,6 +63,7 @@ buildGoModule {
   meta = with lib; {
     homepage = "https://github.com/tellerops/teller/";
     description = "Cloud native secrets management for developers";
+    mainProgram = "teller";
     license = licenses.asl20;
     maintainers = with maintainers; [ wahtique ];
   };
diff --git a/pkgs/development/tools/textql/default.nix b/pkgs/development/tools/textql/default.nix
index 74953d0e3fabb..1523a30d18f85 100644
--- a/pkgs/development/tools/textql/default.nix
+++ b/pkgs/development/tools/textql/default.nix
@@ -32,6 +32,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Execute SQL against structured text like CSV or TSV";
+    mainProgram = "textql";
     homepage = "https://github.com/dinedal/textql";
     license = licenses.mit;
     maintainers = with maintainers; [ vrthra ];
diff --git a/pkgs/development/tools/tf2pulumi/default.nix b/pkgs/development/tools/tf2pulumi/default.nix
index c108515ee6ad9..bc5c92a98f22c 100644
--- a/pkgs/development/tools/tf2pulumi/default.nix
+++ b/pkgs/development/tools/tf2pulumi/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Convert Terraform projects to Pulumi TypeScript programs";
+    mainProgram = "tf2pulumi";
     homepage = "https://www.pulumi.com/tf2pulumi/";
     license = licenses.asl20;
     maintainers = with maintainers; [ mausch ];
diff --git a/pkgs/development/tools/the-way/default.nix b/pkgs/development/tools/the-way/default.nix
index 9418afb6cfa6d..6b43e603a6e78 100644
--- a/pkgs/development/tools/the-way/default.nix
+++ b/pkgs/development/tools/the-way/default.nix
@@ -29,6 +29,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Terminal code snippets manager";
+    mainProgram = "the-way";
     homepage = "https://github.com/out-of-cheese-error/the-way";
     changelog = "https://github.com/out-of-cheese-error/the-way/blob/v${version}/CHANGELOG.md";
     license = with licenses; [ mit ];
diff --git a/pkgs/development/tools/thrust/default.nix b/pkgs/development/tools/thrust/default.nix
index 5e7b90641704a..889d3bc3af365 100644
--- a/pkgs/development/tools/thrust/default.nix
+++ b/pkgs/development/tools/thrust/default.nix
@@ -38,6 +38,7 @@ in stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Chromium-based cross-platform / cross-language application framework";
+    mainProgram = "thrust_shell";
     homepage = "https://github.com/breach/thrust";
     sourceProvenance = with sourceTypes; [ binaryNativeCode ];
     license = licenses.mit;
diff --git a/pkgs/development/tools/time-ghc-modules/default.nix b/pkgs/development/tools/time-ghc-modules/default.nix
index 7b0026b0692b8..bbe0e4152fc07 100644
--- a/pkgs/development/tools/time-ghc-modules/default.nix
+++ b/pkgs/development/tools/time-ghc-modules/default.nix
@@ -46,6 +46,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Analyze GHC .dump-timings files";
+    mainProgram = "time-ghc-modules";
     homepage = "https://github.com/codedownio/time-ghc-modules";
     license = licenses.mit;
     maintainers = [ maintainers.thomasjm ];
diff --git a/pkgs/development/tools/toast/default.nix b/pkgs/development/tools/toast/default.nix
index c4b486b96527a..a7fa40f035b15 100644
--- a/pkgs/development/tools/toast/default.nix
+++ b/pkgs/development/tools/toast/default.nix
@@ -20,6 +20,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Containerize your development and continuous integration environments";
+    mainProgram = "toast";
     homepage = "https://github.com/stepchowfun/toast";
     license = licenses.mit;
     maintainers = with maintainers; [ dit7ya ];
diff --git a/pkgs/development/tools/toml2json/default.nix b/pkgs/development/tools/toml2json/default.nix
index b2abf4eb72115..4d7fed800e213 100644
--- a/pkgs/development/tools/toml2json/default.nix
+++ b/pkgs/development/tools/toml2json/default.nix
@@ -13,6 +13,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A very small CLI for converting TOML to JSON";
+    mainProgram = "toml2json";
     homepage = "https://github.com/woodruffw/toml2json";
     license = with licenses; [ mit ];
     maintainers = with maintainers; [ rvarago ];
diff --git a/pkgs/development/tools/toml2nix/default.nix b/pkgs/development/tools/toml2nix/default.nix
index 6987619dbcb50..60eb3901318f1 100644
--- a/pkgs/development/tools/toml2nix/default.nix
+++ b/pkgs/development/tools/toml2nix/default.nix
@@ -17,6 +17,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A tool to convert TOML files to Nix expressions";
+    mainProgram = "toml2nix";
     homepage = "https://crates.io/crates/toml2nix";
     license = with licenses; [ mit /* or */ asl20 ];
     maintainers = with maintainers; [ figsoda ];
diff --git a/pkgs/development/tools/tora/default.nix b/pkgs/development/tools/tora/default.nix
index bb85babe7c466..512d5adc0a7ff 100644
--- a/pkgs/development/tools/tora/default.nix
+++ b/pkgs/development/tools/tora/default.nix
@@ -48,6 +48,7 @@ mkDerivation {
 
   meta = with lib; {
     description = "Tora SQL tool";
+    mainProgram = "tora";
     maintainers = with maintainers; [ peterhoeg ];
     platforms = platforms.linux;
     license = licenses.asl20;
diff --git a/pkgs/development/tools/tradcpp/default.nix b/pkgs/development/tools/tradcpp/default.nix
index 7d2606eba84e9..73d0cf5e81a46 100644
--- a/pkgs/development/tools/tradcpp/default.nix
+++ b/pkgs/development/tools/tradcpp/default.nix
@@ -20,6 +20,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A traditional (K&R-style) C macro preprocessor";
+    mainProgram = "tradcpp";
     platforms = platforms.all;
     license = licenses.bsd2;
   };
diff --git a/pkgs/development/tools/trunk/default.nix b/pkgs/development/tools/trunk/default.nix
index 3df95747a3a1b..13352f11c5c97 100644
--- a/pkgs/development/tools/trunk/default.nix
+++ b/pkgs/development/tools/trunk/default.nix
@@ -54,6 +54,7 @@ rustPlatform.buildRustPackage rec {
   meta = with lib; {
     homepage = "https://github.com/trunk-rs/trunk";
     description = "Build, bundle & ship your Rust WASM application to the web";
+    mainProgram = "trunk";
     maintainers = with maintainers; [ freezeboy ];
     license = with licenses; [ asl20 ];
   };
diff --git a/pkgs/development/tools/ttfb/default.nix b/pkgs/development/tools/ttfb/default.nix
index f024280c08702..e8a86c21bc5d1 100644
--- a/pkgs/development/tools/ttfb/default.nix
+++ b/pkgs/development/tools/ttfb/default.nix
@@ -26,6 +26,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = {
     description = "CLI-Tool to measure the TTFB (time to first byte) of HTTP(S) requests";
+    mainProgram = "ttfb";
     longDescription = ''
       ttfb measure the TTFB (time to first byte) of HTTP(S) requests. This includes data
       of intermediate steps, such as the relative and absolute timings of DNS lookup, TCP
diff --git a/pkgs/development/tools/twiggy/default.nix b/pkgs/development/tools/twiggy/default.nix
index f1ee4c68fb19e..25d8ab244d9ef 100644
--- a/pkgs/development/tools/twiggy/default.nix
+++ b/pkgs/development/tools/twiggy/default.nix
@@ -16,6 +16,7 @@ rustPlatform.buildRustPackage rec {
   meta = with lib; {
     homepage = "https://rustwasm.github.io/twiggy/";
     description = "A code size profiler for Wasm";
+    mainProgram = "twiggy";
     license = with licenses; [ asl20 mit ];
     maintainers = with maintainers; [ lucperkins ];
   };
diff --git a/pkgs/development/tools/twitch-cli/default.nix b/pkgs/development/tools/twitch-cli/default.nix
index cc145b08ed584..8417bf10a5d20 100644
--- a/pkgs/development/tools/twitch-cli/default.nix
+++ b/pkgs/development/tools/twitch-cli/default.nix
@@ -42,6 +42,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "The official Twitch CLI to make developing on Twitch easier";
+    mainProgram = "twitch-cli";
     homepage = "https://github.com/twitchdev/twitch-cli";
     license = licenses.asl20;
     maintainers = with maintainers; [ benediktbroich ];
diff --git a/pkgs/development/tools/txtpbfmt/default.nix b/pkgs/development/tools/txtpbfmt/default.nix
index 384320bb3b95a..af69078fe18c0 100644
--- a/pkgs/development/tools/txtpbfmt/default.nix
+++ b/pkgs/development/tools/txtpbfmt/default.nix
@@ -17,6 +17,7 @@ buildGoModule {
 
   meta = with lib; {
     description = "Formatter for text proto files";
+    mainProgram = "txtpbfmt";
     homepage = "https://github.com/protocolbuffers/txtpbfmt";
     license = licenses.asl20;
     maintainers = with maintainers; [ aaronjheng ];
diff --git a/pkgs/development/tools/typos/default.nix b/pkgs/development/tools/typos/default.nix
index 6aa8e5558dcc1..cb33025cf1834 100644
--- a/pkgs/development/tools/typos/default.nix
+++ b/pkgs/development/tools/typos/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Source code spell checker";
+    mainProgram = "typos";
     homepage = "https://github.com/crate-ci/typos";
     changelog = "https://github.com/crate-ci/typos/blob/${src.rev}/CHANGELOG.md";
     license = with licenses; [ asl20 /* or */ mit ];
diff --git a/pkgs/development/tools/uftrace/default.nix b/pkgs/development/tools/uftrace/default.nix
index 26bb1cf60e007..17be739ea02b8 100644
--- a/pkgs/development/tools/uftrace/default.nix
+++ b/pkgs/development/tools/uftrace/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Function (graph) tracer for user-space";
+    mainProgram = "uftrace";
     homepage = "https://github.com/namhyung/uftrace";
     license = lib.licenses.gpl2;
     platforms = lib.platforms.linux;
diff --git a/pkgs/development/tools/unconvert/default.nix b/pkgs/development/tools/unconvert/default.nix
index ac49ad1f96969..21c0d08ab5ac8 100644
--- a/pkgs/development/tools/unconvert/default.nix
+++ b/pkgs/development/tools/unconvert/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Remove unnecessary type conversions from Go source";
+    mainProgram = "unconvert";
     homepage = "https://github.com/mdempsky/unconvert";
     license = licenses.bsd3;
     maintainers = with maintainers; [ kalbasit ];
diff --git a/pkgs/development/tools/vendir/default.nix b/pkgs/development/tools/vendir/default.nix
index 0420ef5e73a62..d7be7022a9d8f 100644
--- a/pkgs/development/tools/vendir/default.nix
+++ b/pkgs/development/tools/vendir/default.nix
@@ -17,6 +17,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "CLI tool to vendor portions of git repos, github releases, helm charts, docker image contents, etc. declaratively";
+    mainProgram = "vendir";
     homepage = "https://carvel.dev/vendir/";
     license = licenses.asl20;
     maintainers = with maintainers; [ russell ];
diff --git a/pkgs/development/tools/viceroy/default.nix b/pkgs/development/tools/viceroy/default.nix
index 9f195aee427f0..46b4240bfaf86 100644
--- a/pkgs/development/tools/viceroy/default.nix
+++ b/pkgs/development/tools/viceroy/default.nix
@@ -21,6 +21,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "Viceroy provides local testing for developers working with Compute@Edge";
+    mainProgram = "viceroy";
     homepage = "https://github.com/fastly/Viceroy";
     license = licenses.asl20;
     maintainers = with maintainers; [ ereslibre shyim ];
diff --git a/pkgs/development/tools/vndr/default.nix b/pkgs/development/tools/vndr/default.nix
index d4e665adc414a..29668e3097e7c 100644
--- a/pkgs/development/tools/vndr/default.nix
+++ b/pkgs/development/tools/vndr/default.nix
@@ -17,6 +17,7 @@ buildGoPackage rec {
 
   meta = {
     description = "Stupid golang vendoring tool, inspired by docker vendor script";
+    mainProgram = "vndr";
     homepage = "https://github.com/LK4D4/vndr";
     maintainers = with lib.maintainers; [ vdemeester rvolosatovs ];
     license = lib.licenses.asl20;
diff --git a/pkgs/development/tools/vultr/default.nix b/pkgs/development/tools/vultr/default.nix
index 71a0484557876..e7f600b9765fc 100644
--- a/pkgs/development/tools/vultr/default.nix
+++ b/pkgs/development/tools/vultr/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Vultr CLI and API client library";
+    mainProgram = "vultr";
     homepage = "https://jamesclonk.github.io/vultr";
     changelog = "https://github.com/JamesClonk/vultr/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/wails/default.nix b/pkgs/development/tools/wails/default.nix
index c94139f7fedac..34c4ae6aa3711 100644
--- a/pkgs/development/tools/wails/default.nix
+++ b/pkgs/development/tools/wails/default.nix
@@ -66,6 +66,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Build applications using Go + HTML + CSS + JS";
+    mainProgram = "wails";
     homepage = "https://wails.io";
     license = licenses.mit;
     maintainers = with maintainers; [ ianmjones ];
diff --git a/pkgs/development/tools/wally-cli/default.nix b/pkgs/development/tools/wally-cli/default.nix
index 547f68bf8f335..b0f3375984b44 100644
--- a/pkgs/development/tools/wally-cli/default.nix
+++ b/pkgs/development/tools/wally-cli/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A tool to flash firmware to mechanical keyboards";
+    mainProgram = "wally-cli";
     homepage = "https://ergodox-ez.com/pages/wally-planck";
     platforms = with platforms; linux ++ darwin;
     license = licenses.mit;
diff --git a/pkgs/development/tools/wambo/default.nix b/pkgs/development/tools/wambo/default.nix
index f5e277d415ef5..fe79c186259b7 100644
--- a/pkgs/development/tools/wambo/default.nix
+++ b/pkgs/development/tools/wambo/default.nix
@@ -16,6 +16,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = {
     description = "All-in-one tool to convert decimal/bin/oct/hex and interpret bits as integers";
+    mainProgram = "wambo";
     longDescription = ''
       wambo is a binary that can easily shows you a numeric value in all important numeral systems
       (bin, hex, dec) + interprets the input as both signed and unsigned values (from i8 to i64,
diff --git a/pkgs/development/tools/wasm-pack/default.nix b/pkgs/development/tools/wasm-pack/default.nix
index d805b529d6788..4354019aa0be0 100644
--- a/pkgs/development/tools/wasm-pack/default.nix
+++ b/pkgs/development/tools/wasm-pack/default.nix
@@ -26,6 +26,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A utility that builds rust-generated WebAssembly package";
+    mainProgram = "wasm-pack";
     homepage = "https://github.com/rustwasm/wasm-pack";
     license = with licenses; [ asl20 /* or */ mit ];
     maintainers = [ maintainers.dhkl ];
diff --git a/pkgs/development/tools/wasmserve/default.nix b/pkgs/development/tools/wasmserve/default.nix
index 3248082e2a4c0..1372534d05e5a 100644
--- a/pkgs/development/tools/wasmserve/default.nix
+++ b/pkgs/development/tools/wasmserve/default.nix
@@ -18,6 +18,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "An HTTP server for testing Wasm";
+    mainProgram = "wasmserve";
     homepage = "https://github.com/hajimehoshi/wasmserve";
     license = licenses.asl20;
     maintainers = with maintainers; [ kirillrdy ];
diff --git a/pkgs/development/tools/wgo/default.nix b/pkgs/development/tools/wgo/default.nix
index 3ed1fc89bf4ea..9733cfd073436 100644
--- a/pkgs/development/tools/wgo/default.nix
+++ b/pkgs/development/tools/wgo/default.nix
@@ -31,6 +31,7 @@ buildGoModule {
 
   meta = with lib; {
     description = "Live reload for Go apps";
+    mainProgram = "wgo";
     homepage = "https://github.com/bokwoon95/wgo";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/development/tools/wiggle/default.nix b/pkgs/development/tools/wiggle/default.nix
index 2da789fdc6032..bb2ea26657494 100644
--- a/pkgs/development/tools/wiggle/default.nix
+++ b/pkgs/development/tools/wiggle/default.nix
@@ -26,6 +26,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://blog.neil.brown.name/category/wiggle/";
     description = "Tool for applying patches with conflicts";
+    mainProgram = "wiggle";
     longDescription = ''
       Wiggle applies patches to a file in a similar manner to the patch(1)
       program. The distinctive difference is, however, that wiggle will
diff --git a/pkgs/development/tools/wiiload/default.nix b/pkgs/development/tools/wiiload/default.nix
index 3d7f1b7986339..f2ff285cb745d 100644
--- a/pkgs/development/tools/wiiload/default.nix
+++ b/pkgs/development/tools/wiiload/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Load homebrew apps over network/usbgecko to your Wii";
+    mainProgram = "wiiload";
     homepage = "https://wiibrew.org/wiki/Wiiload";
     license = licenses.gpl2;
     maintainers = with maintainers; [ tomsmeets ];
diff --git a/pkgs/development/tools/winhelpcgi/default.nix b/pkgs/development/tools/winhelpcgi/default.nix
index 608ab00f50b66..c2d4dd31bf1ce 100644
--- a/pkgs/development/tools/winhelpcgi/default.nix
+++ b/pkgs/development/tools/winhelpcgi/default.nix
@@ -14,6 +14,7 @@
 
   meta = {
     description = "CGI module for Linux, Solaris, MacOS X and AIX to read Windows Help Files";
+    mainProgram = "winhelpcgi.cgi";
     homepage = "http://www.herdsoft.com/linux/produkte/winhelpcgi.html";
     license = lib.licenses.gpl2Only;
     maintainers = [ lib.maintainers.shlevy ];
diff --git a/pkgs/development/tools/wire/default.nix b/pkgs/development/tools/wire/default.nix
index 601c7fa8df7cc..540f5c6a845e9 100644
--- a/pkgs/development/tools/wire/default.nix
+++ b/pkgs/development/tools/wire/default.nix
@@ -26,6 +26,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/google/wire";
     description = "A code generation tool that automates connecting components using dependency injection";
+    mainProgram = "wire";
     license = licenses.asl20;
     maintainers = with maintainers; [ svrana ];
   };
diff --git a/pkgs/development/tools/wizer/default.nix b/pkgs/development/tools/wizer/default.nix
index d78059968af40..0f8e25e54bd6c 100644
--- a/pkgs/development/tools/wizer/default.nix
+++ b/pkgs/development/tools/wizer/default.nix
@@ -37,6 +37,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "The WebAssembly pre-initializer";
+    mainProgram = "wizer";
     homepage = "https://github.com/bytecodealliance/wizer";
     license = licenses.asl20;
     maintainers = with maintainers; [ lucperkins amesgen ];
diff --git a/pkgs/development/tools/worker-build/default.nix b/pkgs/development/tools/worker-build/default.nix
index 620fd87142ff9..8f78048e8e19a 100644
--- a/pkgs/development/tools/worker-build/default.nix
+++ b/pkgs/development/tools/worker-build/default.nix
@@ -27,6 +27,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "This is a tool to be used as a custom build command for a Cloudflare Workers `workers-rs` project.";
+    mainProgram = "worker-build";
     homepage = "https://github.com/cloudflare/workers-rs";
     license = with licenses; [ asl20 /* or */ mit ];
     maintainers = with maintainers; [ happysalada ];
diff --git a/pkgs/development/tools/wp4nix/default.nix b/pkgs/development/tools/wp4nix/default.nix
index 08a202784ce01..6a829b4ae2672 100644
--- a/pkgs/development/tools/wp4nix/default.nix
+++ b/pkgs/development/tools/wp4nix/default.nix
@@ -31,6 +31,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Packaging helper for Wordpress themes and plugins";
+    mainProgram = "wp4nix";
     homepage = "https://git.helsinki.tools/helsinki-systems/wp4nix";
     license = licenses.mit;
     maintainers = with maintainers; [ onny ];
diff --git a/pkgs/development/tools/wrangler_1/default.nix b/pkgs/development/tools/wrangler_1/default.nix
index 44bd00cf69aa5..0302e40492aa4 100644
--- a/pkgs/development/tools/wrangler_1/default.nix
+++ b/pkgs/development/tools/wrangler_1/default.nix
@@ -25,6 +25,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A CLI tool designed for folks who are interested in using Cloudflare Workers";
+    mainProgram = "wrangler";
     homepage = "https://github.com/cloudflare/wrangler";
     license = with licenses; [ asl20 /* or */ mit ];
     maintainers = with maintainers; [ Br1ght0ne ];
diff --git a/pkgs/development/tools/xc/default.nix b/pkgs/development/tools/xc/default.nix
index 0e09b77e453e2..9acf27ca3c338 100644
--- a/pkgs/development/tools/xc/default.nix
+++ b/pkgs/development/tools/xc/default.nix
@@ -21,6 +21,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Markdown defined task runner";
+    mainProgram = "xc";
     homepage = "https://xcfile.dev/";
     changelog = "https://github.com/joerdav/xc/releases/tag/${src.rev}";
     license = licenses.mit;
diff --git a/pkgs/development/tools/xqilla/default.nix b/pkgs/development/tools/xqilla/default.nix
index 342ca426801d7..352f41f47bb49 100644
--- a/pkgs/development/tools/xqilla/default.nix
+++ b/pkgs/development/tools/xqilla/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "An XQuery and XPath 2 library and command line utility written in C++, implemented on top of the Xerces-C library";
+    mainProgram = "xqilla";
     license     = licenses.asl20 ;
     maintainers = with maintainers; [ obadz ];
     platforms   = platforms.all;
diff --git a/pkgs/development/tools/yaml2json/default.nix b/pkgs/development/tools/yaml2json/default.nix
index 444b0b0017e18..908d650e16c76 100644
--- a/pkgs/development/tools/yaml2json/default.nix
+++ b/pkgs/development/tools/yaml2json/default.nix
@@ -20,6 +20,7 @@ buildGoModule rec {
   meta = with lib; {
     homepage = "https://github.com/bronze1man/yaml2json";
     description = "Convert yaml to json";
+    mainProgram = "yaml2json";
     license = with licenses; [ mit ];
     maintainers = [ ];
   };
diff --git a/pkgs/development/tools/ytt/default.nix b/pkgs/development/tools/ytt/default.nix
index 0520871d698cc..ea1cd39a6ccfc 100644
--- a/pkgs/development/tools/ytt/default.nix
+++ b/pkgs/development/tools/ytt/default.nix
@@ -30,6 +30,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "YAML templating tool that allows configuration of complex software via reusable templates with user-provided values";
+    mainProgram = "ytt";
     homepage = "https://get-ytt.io";
     license = licenses.asl20;
     maintainers = with maintainers; [ brodes techknowlogick ];
diff --git a/pkgs/development/tools/yuicompressor/default.nix b/pkgs/development/tools/yuicompressor/default.nix
index fdde9941bd5ed..281aaee522c2a 100644
--- a/pkgs/development/tools/yuicompressor/default.nix
+++ b/pkgs/development/tools/yuicompressor/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A JavaScript and CSS minifier";
+    mainProgram = "yuicompressor";
     homepage = "http://yui.github.io/yuicompressor/";
     sourceProvenance = with sourceTypes; [ binaryBytecode ];
     license = licenses.bsd3;
diff --git a/pkgs/development/tools/zsv/default.nix b/pkgs/development/tools/zsv/default.nix
index d9575d92bb389..c311a4de9df4e 100644
--- a/pkgs/development/tools/zsv/default.nix
+++ b/pkgs/development/tools/zsv/default.nix
@@ -21,6 +21,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "World's fastest (simd) CSV parser, with an extensible CLI";
+    mainProgram = "zsv";
     homepage = "https://github.com/liquidaty/zsv";
     changelog = "https://github.com/liquidaty/zsv/releases/tag/v${version}";
     license = licenses.mit;
diff --git a/pkgs/development/web/boa/default.nix b/pkgs/development/web/boa/default.nix
index 003e982902985..93755932b33b3 100644
--- a/pkgs/development/web/boa/default.nix
+++ b/pkgs/development/web/boa/default.nix
@@ -47,6 +47,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "An embeddable and experimental Javascript engine written in Rust";
+    mainProgram = "boa";
     homepage = "https://github.com/boa-dev/boa";
     changelog = "https://github.com/boa-dev/boa/blob/${src.rev}/CHANGELOG.md";
     license = with licenses; [ mit /* or */ unlicense ];
diff --git a/pkgs/development/web/edge-runtime/default.nix b/pkgs/development/web/edge-runtime/default.nix
index a84e232bbb4c4..a8e9dbe824a4e 100644
--- a/pkgs/development/web/edge-runtime/default.nix
+++ b/pkgs/development/web/edge-runtime/default.nix
@@ -65,6 +65,7 @@ rustPlatform.buildRustPackage {
 
   meta = with lib; {
     description = "A server based on Deno runtime, capable of running JavaScript, TypeScript, and WASM services";
+    mainProgram = "edge-runtime";
     homepage = "https://github.com/supabase/edge-runtime";
     license = licenses.mit;
     maintainers = with maintainers; [ happysalada ];
diff --git a/pkgs/development/web/function-runner/default.nix b/pkgs/development/web/function-runner/default.nix
index a3526a0c55844..ba1be2863f81f 100644
--- a/pkgs/development/web/function-runner/default.nix
+++ b/pkgs/development/web/function-runner/default.nix
@@ -15,6 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with lib; {
     description = "A CLI tool which allows you to run Wasm Functions intended for the Shopify Functions infrastructure";
+    mainProgram = "function-runner";
     homepage = "https://github.com/Shopify/function-runner";
     license = licenses.asl20;
     maintainers = with maintainers; [ nintron ];
diff --git a/pkgs/development/web/grails/default.nix b/pkgs/development/web/grails/default.nix
index 95660e2f3d60a..3daeaa7d41b47 100644
--- a/pkgs/development/web/grails/default.nix
+++ b/pkgs/development/web/grails/default.nix
@@ -38,6 +38,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Full stack, web application framework for the JVM";
+    mainProgram = "grails";
     longDescription = ''
       Grails is an Open Source, full stack, web application framework for the
       JVM. It takes advantage of the Groovy programming language and convention
diff --git a/pkgs/development/web/ihp-new/default.nix b/pkgs/development/web/ihp-new/default.nix
index a112032384414..63cd365810787 100644
--- a/pkgs/development/web/ihp-new/default.nix
+++ b/pkgs/development/web/ihp-new/default.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Project generator for the IHP (Integrated Haskell Platform) web framework";
+    mainProgram = "ihp-new";
     homepage = "https://ihp.digitallyinduced.com";
     license = licenses.mit;
     maintainers = [ maintainers.mpscholten ];
diff --git a/pkgs/development/web/insomnia/default.nix b/pkgs/development/web/insomnia/default.nix
index 597ff71a6fc8f..422c6b7378897 100644
--- a/pkgs/development/web/insomnia/default.nix
+++ b/pkgs/development/web/insomnia/default.nix
@@ -90,6 +90,7 @@ in stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = "https://insomnia.rest/";
     description = "The most intuitive cross-platform REST API Client";
+    mainProgram = "insomnia";
     sourceProvenance = with lib.sourceTypes; [ binaryNativeCode ];
     license = licenses.mit;
     platforms = [ "x86_64-linux" ];
diff --git a/pkgs/development/web/newman/default.nix b/pkgs/development/web/newman/default.nix
index 020db1ac5b036..d06331b6badb5 100644
--- a/pkgs/development/web/newman/default.nix
+++ b/pkgs/development/web/newman/default.nix
@@ -21,6 +21,7 @@ buildNpmPackage rec {
   meta = with lib; {
     homepage = "https://www.getpostman.com";
     description = "A command-line collection runner for Postman";
+    mainProgram = "newman";
     changelog = "https://github.com/postmanlabs/newman/releases/tag/v${version}";
     maintainers = with maintainers; [ freezeboy ];
     license = licenses.asl20;
diff --git a/pkgs/development/web/playwright/driver.nix b/pkgs/development/web/playwright/driver.nix
index 7f755eda21ce7..3e6f3f2339651 100644
--- a/pkgs/development/web/playwright/driver.nix
+++ b/pkgs/development/web/playwright/driver.nix
@@ -79,6 +79,7 @@ let
       }.${system} or throwSystem;
       browsers-chromium = browsers-linux {};
     };
+    meta.mainProgram = "playwright";
   });
 
   browsers-mac = stdenv.mkDerivation {
diff --git a/pkgs/development/web/pnpm-lock-export/default.nix b/pkgs/development/web/pnpm-lock-export/default.nix
index 4c39eab90fef4..e965befb5700a 100644
--- a/pkgs/development/web/pnpm-lock-export/default.nix
+++ b/pkgs/development/web/pnpm-lock-export/default.nix
@@ -24,6 +24,7 @@ buildNpmPackage rec {
 
   meta = with lib; {
     description = "A utility for converting pnpm-lock.yaml to other lockfile formats";
+    mainProgram = "pnpm-lock-export";
     homepage = "https://github.com/cvent/pnpm-lock-export";
     license = licenses.mit;
     maintainers = with maintainers; [ ambroisie ];
diff --git a/pkgs/development/web/publii/default.nix b/pkgs/development/web/publii/default.nix
index 22aa123a8f408..e09e21f174a71 100644
--- a/pkgs/development/web/publii/default.nix
+++ b/pkgs/development/web/publii/default.nix
@@ -88,6 +88,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Static Site CMS with GUI to build privacy-focused SEO-friendly website.";
+    mainProgram = "Publii";
     longDescription = ''
       Creating a website doesn't have to be complicated or expensive. With Publii, the most
       intuitive static site CMS, you can create a beautiful, safe, and privacy-friendly website
diff --git a/pkgs/development/web/shopify-themekit/default.nix b/pkgs/development/web/shopify-themekit/default.nix
index 5d20a91024755..7b50c3e37aa37 100644
--- a/pkgs/development/web/shopify-themekit/default.nix
+++ b/pkgs/development/web/shopify-themekit/default.nix
@@ -22,6 +22,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "A command line tool for shopify themes";
+    mainProgram = "theme";
     homepage = "https://shopify.github.io/themekit/";
     license = licenses.mit;
     maintainers = with maintainers; [ _1000101 ];
diff --git a/pkgs/development/web/xmlindent/default.nix b/pkgs/development/web/xmlindent/default.nix
index 0edbf41e2af26..a860c102a2194 100644
--- a/pkgs/development/web/xmlindent/default.nix
+++ b/pkgs/development/web/xmlindent/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "XML stream reformatter";
+    mainProgram = "xmlindent";
     homepage = "https://xmlindent.sourceforge.net/";
     license = lib.licenses.gpl3;
     platforms = lib.platforms.linux;