treewide: Per RFC45, remove all unquoted URLs

311 files changed, 347 insertions, 347 deletions

diff --git a/pkgs/applications/networking/brig/default.nix b/pkgs/applications/networking/brig/default.nix
index 31eb4dd7378ac..66329b64eaceb 100644
--- a/pkgs/applications/networking/brig/default.nix
+++ b/pkgs/applications/networking/brig/default.nix
@@ -17,7 +17,7 @@ buildGoPackage rec {
 
   meta = with stdenv.lib; {
     description = "File synchronization on top of ipfs with git like interface and FUSE filesystem";
-    homepage = https://github.com/sahib/brig;
+    homepage = "https://github.com/sahib/brig";
     license = licenses.agpl3;
     platforms = platforms.unix;
     maintainers = with maintainers; [ offline ];
diff --git a/pkgs/applications/networking/browsers/arora/default.nix b/pkgs/applications/networking/browsers/arora/default.nix
index 57db827169eca..88ad2c609bfab 100644
--- a/pkgs/applications/networking/browsers/arora/default.nix
+++ b/pkgs/applications/networking/browsers/arora/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
     platforms = qt4.meta.platforms;
     maintainers = [ maintainers.phreedom ];
     description = "A cross-platform Qt4 Webkit browser";
-    homepage = https://github.com/Arora/arora;
+    homepage = "https://github.com/Arora/arora";
     license = with licenses; [ gpl2 gpl3 ];
   };
 }
diff --git a/pkgs/applications/networking/browsers/browsh/default.nix b/pkgs/applications/networking/browsers/browsh/default.nix
index 94e939b9ab421..3662c3badd3e8 100644
--- a/pkgs/applications/networking/browsers/browsh/default.nix
+++ b/pkgs/applications/networking/browsers/browsh/default.nix
@@ -53,7 +53,7 @@ in buildGoPackage rec {
 
   meta = with stdenv.lib; {
     description = "A fully-modern text-based browser, rendering to TTY and browsers";
-    homepage = https://www.brow.sh/;
+    homepage = "https://www.brow.sh/";
     maintainers = [ maintainers.kalbasit ];
     license = stdenv.lib.licenses.lgpl21;
     platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
diff --git a/pkgs/applications/networking/browsers/captive-browser/default.nix b/pkgs/applications/networking/browsers/captive-browser/default.nix
index 88bd32da8f167..3ce04842c6e48 100644
--- a/pkgs/applications/networking/browsers/captive-browser/default.nix
+++ b/pkgs/applications/networking/browsers/captive-browser/default.nix
@@ -14,7 +14,7 @@ buildGoPackage rec {
 
   meta = with lib; {
     description = "Dedicated Chrome instance to log into captive portals without messing with DNS settings";
-    homepage = https://blog.filippo.io/captive-browser;
+    homepage = "https://blog.filippo.io/captive-browser";
     license = licenses.mit;
     platforms = platforms.all;
     maintainers = with maintainers; [ volth ];
diff --git a/pkgs/applications/networking/browsers/chromium/browser.nix b/pkgs/applications/networking/browsers/chromium/browser.nix
index edbf97e896338..7c0609730c249 100644
--- a/pkgs/applications/networking/browsers/chromium/browser.nix
+++ b/pkgs/applications/networking/browsers/chromium/browser.nix
@@ -76,7 +76,7 @@ mkChromiumDerivation (base: rec {
       the web. It has a minimalist user interface and provides the vast majority
       of source code for Google Chrome (which has some additional features).
     '';
-    homepage = https://www.chromium.org/;
+    homepage = "https://www.chromium.org/";
     maintainers = with maintainers; [ bendlas thefloweringash primeos ];
     # Overview of the maintainer roles:
     # nixos-unstable:
diff --git a/pkgs/applications/networking/browsers/dillo/default.nix b/pkgs/applications/networking/browsers/dillo/default.nix
index 8d6c99d2468c9..fa1fa76340c32 100644
--- a/pkgs/applications/networking/browsers/dillo/default.nix
+++ b/pkgs/applications/networking/browsers/dillo/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   configureFlags = [ "--enable-ssl" ];
 
   meta = with stdenv.lib; {
-    homepage = https://www.dillo.org/;
+    homepage = "https://www.dillo.org/";
     description = "A fast graphical web browser with a small footprint";
     longDescription = ''
       Dillo is a small, fast web browser, tailored for older machines.
diff --git a/pkgs/applications/networking/browsers/elinks/default.nix b/pkgs/applications/networking/browsers/elinks/default.nix
index 8d62bd7d5cc17..985497a095cb4 100644
--- a/pkgs/applications/networking/browsers/elinks/default.nix
+++ b/pkgs/applications/networking/browsers/elinks/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
   name = "elinks-0.12pre6";
 
   src = fetchurl {
-    url = http://elinks.or.cz/download/elinks-0.12pre6.tar.bz2;
+    url = "http://elinks.or.cz/download/elinks-0.12pre6.tar.bz2";
     sha256 = "1nnakbi01g7yd3zqwprchh5yp45br8086b0kbbpmnclabcvlcdiq";
   };
 
@@ -46,7 +46,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Full-featured text-mode web browser";
-    homepage = http://elinks.or.cz;
+    homepage = "http://elinks.or.cz";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.linux;
   };
diff --git a/pkgs/applications/networking/browsers/eolie/default.nix b/pkgs/applications/networking/browsers/eolie/default.nix
index b9b183a03ff35..cfccacf1ae08c 100644
--- a/pkgs/applications/networking/browsers/eolie/default.nix
+++ b/pkgs/applications/networking/browsers/eolie/default.nix
@@ -59,7 +59,7 @@ python3.pkgs.buildPythonApplication rec {
 
   meta = with stdenv.lib; {
     description = "A new GNOME web browser";
-    homepage = https://wiki.gnome.org/Apps/Eolie;
+    homepage = "https://wiki.gnome.org/Apps/Eolie";
     license  = licenses.gpl3Plus;
     maintainers = with maintainers; [ samdroid-apps worldofpeace ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/browsers/falkon/default.nix b/pkgs/applications/networking/browsers/falkon/default.nix
index 6e21456a9a925..954b45a2042b4 100644
--- a/pkgs/applications/networking/browsers/falkon/default.nix
+++ b/pkgs/applications/networking/browsers/falkon/default.nix
@@ -36,7 +36,7 @@ mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "QtWebEngine based cross-platform web browser";
-    homepage    = https://community.kde.org/Incubator/Projects/Falkon;
+    homepage    = "https://community.kde.org/Incubator/Projects/Falkon";
     license     = licenses.gpl3;
     maintainers = with maintainers; [ peterhoeg ];
     platforms   = platforms.unix;
diff --git a/pkgs/applications/networking/browsers/firefox-bin/default.nix b/pkgs/applications/networking/browsers/firefox-bin/default.nix
index c9dbe6ba4b96f..71940c1b33ae9 100644
--- a/pkgs/applications/networking/browsers/firefox-bin/default.nix
+++ b/pkgs/applications/networking/browsers/firefox-bin/default.nix
@@ -199,10 +199,10 @@ stdenv.mkDerivation {
   };
   meta = with stdenv.lib; {
     description = "Mozilla Firefox, free web browser (binary package)";
-    homepage = http://www.mozilla.org/firefox/;
+    homepage = "http://www.mozilla.org/firefox/";
     license = {
       free = false;
-      url = http://www.mozilla.org/en-US/foundation/trademarks/policy/;
+      url = "http://www.mozilla.org/en-US/foundation/trademarks/policy/";
     };
     platforms = builtins.attrNames mozillaPlatforms;
     maintainers = with maintainers; [ taku0 ];
diff --git a/pkgs/applications/networking/browsers/firefox/packages.nix b/pkgs/applications/networking/browsers/firefox/packages.nix
index e30ebc9afb567..e419137c4e9bc 100644
--- a/pkgs/applications/networking/browsers/firefox/packages.nix
+++ b/pkgs/applications/networking/browsers/firefox/packages.nix
@@ -19,7 +19,7 @@ rec {
 
     meta = {
       description = "A web browser built from Firefox source tree";
-      homepage = http://www.mozilla.com/en-US/firefox/;
+      homepage = "http://www.mozilla.com/en-US/firefox/";
       maintainers = with lib.maintainers; [ eelco andir ];
       platforms = lib.platforms.unix;
       badPlatforms = lib.platforms.darwin;
diff --git a/pkgs/applications/networking/browsers/google-chrome/default.nix b/pkgs/applications/networking/browsers/google-chrome/default.nix
index 53255ec518350..2d25643e2a389 100644
--- a/pkgs/applications/networking/browsers/google-chrome/default.nix
+++ b/pkgs/applications/networking/browsers/google-chrome/default.nix
@@ -133,7 +133,7 @@ in stdenv.mkDerivation {
 
   meta = {
     description = "A freeware web browser developed by Google";
-    homepage = https://www.google.com/chrome/browser/;
+    homepage = "https://www.google.com/chrome/browser/";
     license = licenses.unfree;
     maintainers = [ maintainers.msteen ];
     platforms = [ "x86_64-linux" ];
diff --git a/pkgs/applications/networking/browsers/links2/default.nix b/pkgs/applications/networking/browsers/links2/default.nix
index b09be81cc418f..d58fc8fd19bf8 100644
--- a/pkgs/applications/networking/browsers/links2/default.nix
+++ b/pkgs/applications/networking/browsers/links2/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
     ++ stdenv.lib.optional enableDirectFB "--with-directfb";
 
   meta = with stdenv.lib; {
-    homepage = http://links.twibright.com/;
+    homepage = "http://links.twibright.com/";
     description = "A small browser with some graphics support";
     maintainers = with maintainers; [ raskin ];
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/browsers/luakit/default.nix b/pkgs/applications/networking/browsers/luakit/default.nix
index 0605eda7fc76a..bf10043e942e7 100644
--- a/pkgs/applications/networking/browsers/luakit/default.nix
+++ b/pkgs/applications/networking/browsers/luakit/default.nix
@@ -55,7 +55,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Fast, small, webkit based browser framework extensible in Lua";
-    homepage    = https://luakit.github.io/;
+    homepage    = "https://luakit.github.io/";
     license     = licenses.gpl3;
     platforms   = platforms.linux; # Only tested linux
   };
diff --git a/pkgs/applications/networking/browsers/lynx/default.nix b/pkgs/applications/networking/browsers/lynx/default.nix
index 3f4f96d33efb6..8aeee45b9e542 100644
--- a/pkgs/applications/networking/browsers/lynx/default.nix
+++ b/pkgs/applications/networking/browsers/lynx/default.nix
@@ -43,7 +43,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A text-mode web browser";
-    homepage = https://lynx.invisible-island.net/;
+    homepage = "https://lynx.invisible-island.net/";
     license = licenses.gpl2Plus;
     platforms = platforms.unix;
   };
diff --git a/pkgs/applications/networking/browsers/midori/default.nix b/pkgs/applications/networking/browsers/midori/default.nix
index 1d1928d168b6b..66f6384643ad0 100644
--- a/pkgs/applications/networking/browsers/midori/default.nix
+++ b/pkgs/applications/networking/browsers/midori/default.nix
@@ -51,7 +51,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Lightweight WebKitGTK web browser";
-    homepage = https://www.midori-browser.org/;
+    homepage = "https://www.midori-browser.org/";
     license = with licenses; [ lgpl21Plus ];
     platforms = with platforms; linux;
     maintainers = with maintainers; [ raskin ramkromberg ];
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/bluejeans/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/bluejeans/default.nix
index e8841a0ab6fbe..b540706328781 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/bluejeans/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/bluejeans/default.nix
@@ -47,7 +47,7 @@ stdenv.mkDerivation rec {
   passthru.mozillaPlugin = "/lib/mozilla/plugins";
 
   meta = {
-    homepage = http://bluejeans.com;
+    homepage = "http://bluejeans.com";
     license = stdenv.lib.licenses.unfree;
     maintainers = with maintainers; [ ocharles kamilchm ];
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix
index 46a759cf27af4..0cf73512fcb13 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix
@@ -139,7 +139,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Adobe Flash Player browser plugin";
-    homepage = http://www.adobe.com/products/flashplayer/;
+    homepage = "http://www.adobe.com/products/flashplayer/";
     license = stdenv.lib.licenses.unfree;
     maintainers = with stdenv.lib.maintainers; [ taku0 ];
     platforms = [ "x86_64-linux" "i686-linux" ];
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix
index 5274d30e68aa1..64dd87c4ace2e 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix
@@ -95,7 +95,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Adobe Flash Player standalone executable";
-    homepage = https://www.adobe.com/support/flashplayer/debug_downloads.html;
+    homepage = "https://www.adobe.com/support/flashplayer/debug_downloads.html";
     license = stdenv.lib.licenses.unfree;
     maintainers = with stdenv.lib.maintainers; [ taku0 ];
     platforms = [ "x86_64-linux" ];
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/fribid/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/fribid/default.nix
index 101ae99d6659b..b59c30002d38a 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/fribid/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/fribid/default.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
       Linux/BSD distributions that the official software doesn't
       support.
     '';
-    homepage = http://fribid.se;
+    homepage = "http://fribid.se";
     license = with licenses; [ gpl2 mpl10 ];
     maintainers = [ maintainers.edwtjo ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix
index 93f2ab2adfa3a..9923b100afa1b 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix
@@ -110,7 +110,7 @@ stdenv.mkDerivation rec {
   passthru.mozillaPlugin = "/lib/mozilla/plugins";
 
   meta = {
-    homepage = http://www.google.com/chat/video/;
+    homepage = "http://www.google.com/chat/video/";
     license = stdenv.lib.licenses.unfree;
     maintainers = [ stdenv.lib.maintainers.eelco ];
   };
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/mozplugger/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/mozplugger/default.nix
index fd956f62327e2..a7f2815b41106 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/mozplugger/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/mozplugger/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Mozilla plugin for launching external program for handling in-page objects";
-    homepage = http://mozplugger.mozdev.org/;
+    homepage = "http://mozplugger.mozdev.org/";
     license = stdenv.lib.licenses.gpl2Plus;
     platforms = stdenv.lib.platforms.linux;
   };
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/mplayerplug-in/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/mplayerplug-in/default.nix
index a5bfda9f26c97..d4561772dc59f 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/mplayerplug-in/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/mplayerplug-in/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A browser plugin that uses mplayer to play digital media from websites";
-    homepage = http://mplayerplug-in.sourceforge.net/;
+    homepage = "http://mplayerplug-in.sourceforge.net/";
     license = with licenses; [ gpl2Plus lgpl2Plus "MPLv1+" ];
   };
 }
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/nspluginwrapper/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/nspluginwrapper/default.nix
index 10ae0eb1da601..59eef8c8f3acf 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/nspluginwrapper/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/nspluginwrapper/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = ''A wrapper to run browser plugins out-of-process'';
-    homepage = http://nspluginwrapper.org/;
+    homepage = "http://nspluginwrapper.org/";
     license = stdenv.lib.licenses.gpl2;
     platforms = [ "x64_64-linux" "i686-linux" ];
     maintainers = [ stdenv.lib.maintainers.raskin ];
diff --git a/pkgs/applications/networking/browsers/next/default.nix b/pkgs/applications/networking/browsers/next/default.nix
index d4726fab6511d..e03f918a587c2 100644
--- a/pkgs/applications/networking/browsers/next/default.nix
+++ b/pkgs/applications/networking/browsers/next/default.nix
@@ -87,7 +87,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Infinitely extensible web-browser (with Lisp development files using WebKitGTK platform port)";
-    homepage = https://next.atlas.engineer;
+    homepage = "https://next.atlas.engineer";
     license = licenses.bsd3;
     maintainers = [ maintainers.lewo ];
     platforms = [ "x86_64-linux" ];
diff --git a/pkgs/applications/networking/browsers/next/next-gtk-webkit.nix b/pkgs/applications/networking/browsers/next/next-gtk-webkit.nix
index a71583ffbec59..8039c5492408a 100644
--- a/pkgs/applications/networking/browsers/next/next-gtk-webkit.nix
+++ b/pkgs/applications/networking/browsers/next/next-gtk-webkit.nix
@@ -42,7 +42,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Infinitely extensible web-browser (user interface only)";
-    homepage = https://next.atlas.engineer;
+    homepage = "https://next.atlas.engineer";
     license = licenses.bsd3;
     maintainers = [ maintainers.lewo ];
     platforms = [ "x86_64-linux" ];
diff --git a/pkgs/applications/networking/browsers/qutebrowser/default.nix b/pkgs/applications/networking/browsers/qutebrowser/default.nix
index 12cf9b30fa61e..537bb0ebf2ecf 100644
--- a/pkgs/applications/networking/browsers/qutebrowser/default.nix
+++ b/pkgs/applications/networking/browsers/qutebrowser/default.nix
@@ -105,7 +105,7 @@ in mkDerivationWith python3Packages.buildPythonApplication rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage    = https://github.com/The-Compiler/qutebrowser;
+    homepage    = "https://github.com/The-Compiler/qutebrowser";
     description = "Keyboard-focused browser with a minimal GUI";
     license     = licenses.gpl3Plus;
     maintainers = with maintainers; [ jagajaga rnhmjoj ebzzry ];
diff --git a/pkgs/applications/networking/browsers/surf/default.nix b/pkgs/applications/networking/browsers/surf/default.nix
index 0437ab933bd75..03571469da1f5 100644
--- a/pkgs/applications/networking/browsers/surf/default.nix
+++ b/pkgs/applications/networking/browsers/surf/default.nix
@@ -39,7 +39,7 @@ stdenv.mkDerivation rec {
       possible to embed it in another application. Furthermore, one can point
       surf to another URI by setting its XProperties.
     '';
-    homepage = https://surf.suckless.org;
+    homepage = "https://surf.suckless.org";
     license = licenses.mit;
     platforms = webkitgtk.meta.platforms;
     maintainers = with maintainers; [ joachifm ];
diff --git a/pkgs/applications/networking/browsers/vimb/default.nix b/pkgs/applications/networking/browsers/vimb/default.nix
index 0a72099e653cc..099d81c99f801 100644
--- a/pkgs/applications/networking/browsers/vimb/default.nix
+++ b/pkgs/applications/networking/browsers/vimb/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
       editor and also easily configurable during runtime. Vimb is mostly
       keyboard driven and does not detract you from your daily work.
     '';
-    homepage = https://fanglingsu.github.io/vimb/;
+    homepage = "https://fanglingsu.github.io/vimb/";
     license = stdenv.lib.licenses.gpl3;
     maintainers = [];
     platforms = with stdenv.lib.platforms; linux;
diff --git a/pkgs/applications/networking/browsers/w3m/default.nix b/pkgs/applications/networking/browsers/w3m/default.nix
index 373fa43c72c3e..a15d6844f56df 100644
--- a/pkgs/applications/networking/browsers/w3m/default.nix
+++ b/pkgs/applications/networking/browsers/w3m/default.nix
@@ -91,7 +91,7 @@ in stdenv.mkDerivation rec {
   LIBS = optionalString x11Support "-lX11";
 
   meta = {
-    homepage = http://w3m.sourceforge.net/;
+    homepage = "http://w3m.sourceforge.net/";
     description = "A text-mode web browser";
     maintainers = [ maintainers.cstrahan ];
     platforms = stdenv.lib.platforms.unix;
diff --git a/pkgs/applications/networking/browsers/webmacs/default.nix b/pkgs/applications/networking/browsers/webmacs/default.nix
index b86ba3c39f063..7dbb6a3c53887 100644
--- a/pkgs/applications/networking/browsers/webmacs/default.nix
+++ b/pkgs/applications/networking/browsers/webmacs/default.nix
@@ -65,8 +65,8 @@ mkDerivationWith python3Packages.buildPythonApplication rec {
 
       Based on QtWebEngine and Python 3. Fully customizable in Python.
     '';
-    homepage = https://webmacs.readthedocs.io/en/latest/;
-    changelog = https://github.com/parkouss/webmacs/blob/master/CHANGELOG.md;
+    homepage = "https://webmacs.readthedocs.io/en/latest/";
+    changelog = "https://github.com/parkouss/webmacs/blob/master/CHANGELOG.md";
     license = licenses.gpl3;
     maintainers = with maintainers; [ jacg ];
     platforms = platforms.all;
diff --git a/pkgs/applications/networking/c14/default.nix b/pkgs/applications/networking/c14/default.nix
index c000a37ff0296..98d2f4aa81d60 100644
--- a/pkgs/applications/networking/c14/default.nix
+++ b/pkgs/applications/networking/c14/default.nix
@@ -17,7 +17,7 @@ buildGoPackage rec {
 
   meta = with stdenv.lib; {
     description = "C14 is designed for data archiving & long-term backups.";
-    homepage = https://www.online.net/en/storage/c14-cold-storage;
+    homepage = "https://www.online.net/en/storage/c14-cold-storage";
     license = licenses.mit;
     maintainers = with maintainers; [ apeyroux ];
   };
diff --git a/pkgs/applications/networking/charles/default.nix b/pkgs/applications/networking/charles/default.nix
index 4c1f7ea77492d..11eb24ff70313 100644
--- a/pkgs/applications/networking/charles/default.nix
+++ b/pkgs/applications/networking/charles/default.nix
@@ -47,7 +47,7 @@ let
 
       meta = with stdenv.lib; {
         description = "Web Debugging Proxy";
-        homepage = https://www.charlesproxy.com/;
+        homepage = "https://www.charlesproxy.com/";
         maintainers = [ maintainers.kalbasit ];
         license = stdenv.lib.licenses.unfree;
         platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
diff --git a/pkgs/applications/networking/cluster/argo/default.nix b/pkgs/applications/networking/cluster/argo/default.nix
index f02b64e92c8ba..891d153a09e1f 100644
--- a/pkgs/applications/networking/cluster/argo/default.nix
+++ b/pkgs/applications/networking/cluster/argo/default.nix
@@ -41,7 +41,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Container native workflow engine for Kubernetes";
-    homepage = https://github.com/argoproj/argo;
+    homepage = "https://github.com/argoproj/argo";
     license = licenses.asl20;
     maintainers = with maintainers; [ groodt ];
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/cluster/chronos/default.nix b/pkgs/applications/networking/cluster/chronos/default.nix
index 78be19cd81e5d..e2452b2b44114 100644
--- a/pkgs/applications/networking/cluster/chronos/default.nix
+++ b/pkgs/applications/networking/cluster/chronos/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with lib; {
-    homepage    = http://airbnb.github.io/chronos;
+    homepage    = "http://airbnb.github.io/chronos";
     license     = licenses.asl20;
     description = "Fault tolerant job scheduler for Mesos which handles dependencies and ISO8601 based schedules";
     maintainers = with maintainers; [ offline ];
diff --git a/pkgs/applications/networking/cluster/click/default.nix b/pkgs/applications/networking/cluster/click/default.nix
index ef90c0cde3210..2c0e73fb30dbb 100644
--- a/pkgs/applications/networking/cluster/click/default.nix
+++ b/pkgs/applications/networking/cluster/click/default.nix
@@ -19,7 +19,7 @@ buildRustPackage rec {
 
   meta = with stdenv.lib; {
     description = ''The "Command Line Interactive Controller for Kubernetes"'';
-    homepage = https://github.com/databricks/click;
+    homepage = "https://github.com/databricks/click";
     license = [ licenses.asl20 ];
     maintainers = [ maintainers.mbode ];
     platforms = [ "x86_64-linux" "x86_64-darwin" ];
diff --git a/pkgs/applications/networking/cluster/cni/default.nix b/pkgs/applications/networking/cluster/cni/default.nix
index 88dbd177da048..8e74f834eaf46 100644
--- a/pkgs/applications/networking/cluster/cni/default.nix
+++ b/pkgs/applications/networking/cluster/cni/default.nix
@@ -15,7 +15,7 @@ buildGoPackage rec {
   meta = with stdenv.lib; {
     description = "Container Network Interface - networking for Linux containers";
     license = licenses.asl20;
-    homepage = https://github.com/containernetworking/cni;
+    homepage = "https://github.com/containernetworking/cni";
     maintainers = with maintainers; [ offline vdemeester ];
     platforms = [ "x86_64-linux" ];
   };
diff --git a/pkgs/applications/networking/cluster/cni/plugins.nix b/pkgs/applications/networking/cluster/cni/plugins.nix
index 39c3b9f65072f..8988c7efc33f0 100644
--- a/pkgs/applications/networking/cluster/cni/plugins.nix
+++ b/pkgs/applications/networking/cluster/cni/plugins.nix
@@ -32,7 +32,7 @@ buildGoPackage rec {
   ];
   meta = with lib; {
     description = "Some standard networking plugins, maintained by the CNI team";
-    homepage = https://github.com/containernetworking/plugins;
+    homepage = "https://github.com/containernetworking/plugins";
     license = licenses.asl20;
     platforms = platforms.linux;
     maintainers = with maintainers; [ cstrahan saschagrunert ];
diff --git a/pkgs/applications/networking/cluster/docker-machine/default.nix b/pkgs/applications/networking/cluster/docker-machine/default.nix
index 115dc3835fc55..3210842603207 100644
--- a/pkgs/applications/networking/cluster/docker-machine/default.nix
+++ b/pkgs/applications/networking/cluster/docker-machine/default.nix
@@ -24,7 +24,7 @@ buildGoPackage rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://docs.docker.com/machine/;
+    homepage = "https://docs.docker.com/machine/";
     description = "Docker Machine is a tool that lets you install Docker Engine on virtual hosts, and manage Docker Engine on the hosts.";
     license = licenses.asl20;
     maintainers = with maintainers; [ offline tailhook ];
diff --git a/pkgs/applications/networking/cluster/docker-machine/hyperkit.nix b/pkgs/applications/networking/cluster/docker-machine/hyperkit.nix
index 716e9da8b7e5b..ba3b1e4d889b7 100644
--- a/pkgs/applications/networking/cluster/docker-machine/hyperkit.nix
+++ b/pkgs/applications/networking/cluster/docker-machine/hyperkit.nix
@@ -13,7 +13,7 @@ buildGoModule rec {
   '';
 
   meta = with lib; {
-    homepage = https://github.com/kubernetes/minikube/blob/master/docs/drivers.md;
+    homepage = "https://github.com/kubernetes/minikube/blob/master/docs/drivers.md";
     description = "HyperKit driver for docker-machine.";
     license = licenses.asl20;
     maintainers = with maintainers; [ atkinschang ];
diff --git a/pkgs/applications/networking/cluster/docker-machine/kvm.nix b/pkgs/applications/networking/cluster/docker-machine/kvm.nix
index de122dd2a5a24..9352ba69da88c 100644
--- a/pkgs/applications/networking/cluster/docker-machine/kvm.nix
+++ b/pkgs/applications/networking/cluster/docker-machine/kvm.nix
@@ -19,7 +19,7 @@ buildGoPackage rec {
   buildInputs = [ libvirt ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/dhiltgen/docker-machine-kvm;
+    homepage = "https://github.com/dhiltgen/docker-machine-kvm";
     description = "KVM driver for docker-machine.";
     license = licenses.asl20;
     maintainers = with maintainers; [ offline ];
diff --git a/pkgs/applications/networking/cluster/docker-machine/kvm2.nix b/pkgs/applications/networking/cluster/docker-machine/kvm2.nix
index 609b7b02cbb46..6659b18b1bd26 100644
--- a/pkgs/applications/networking/cluster/docker-machine/kvm2.nix
+++ b/pkgs/applications/networking/cluster/docker-machine/kvm2.nix
@@ -13,7 +13,7 @@ buildGoModule rec {
   '';
 
   meta = with lib; {
-    homepage = https://github.com/kubernetes/minikube/blob/master/docs/drivers.md;
+    homepage = "https://github.com/kubernetes/minikube/blob/master/docs/drivers.md";
     description = "KVM2 driver for docker-machine.";
     license = licenses.asl20;
     maintainers = with maintainers; [ tadfisher atkinschang ];
diff --git a/pkgs/applications/networking/cluster/docker-machine/xhyve.nix b/pkgs/applications/networking/cluster/docker-machine/xhyve.nix
index 1f1e59a56a4e8..8c63a70b6d6e4 100644
--- a/pkgs/applications/networking/cluster/docker-machine/xhyve.nix
+++ b/pkgs/applications/networking/cluster/docker-machine/xhyve.nix
@@ -30,7 +30,7 @@ buildGoPackage rec {
   buildInputs = [ Hypervisor vmnet ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/machine-drivers/docker-machine-driver-xhyve;
+    homepage = "https://github.com/machine-drivers/docker-machine-driver-xhyve";
     description = "Xhyve driver for docker-machine.";
     license = licenses.bsd3;
     maintainers = with maintainers; [ periklis ];
diff --git a/pkgs/applications/networking/cluster/flink/default.nix b/pkgs/applications/networking/cluster/flink/default.nix
index f8c73c65991ca..3d418f9a47fb8 100644
--- a/pkgs/applications/networking/cluster/flink/default.nix
+++ b/pkgs/applications/networking/cluster/flink/default.nix
@@ -44,11 +44,11 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A distributed stream processing framework";
-    homepage = https://flink.apache.org;
-    downloadPage = https://flink.apache.org/downloads.html;
+    homepage = "https://flink.apache.org";
+    downloadPage = "https://flink.apache.org/downloads.html";
     license = licenses.asl20;
     platforms = platforms.all;
     maintainers = with maintainers; [ mbode ];
-    repositories.git = git://git.apache.org/flink.git;
+    repositories.git = "git://git.apache.org/flink.git";
   };
 }
diff --git a/pkgs/applications/networking/cluster/helm/default.nix b/pkgs/applications/networking/cluster/helm/default.nix
index 88ca9b3da9473..aee162ba6f22f 100644
--- a/pkgs/applications/networking/cluster/helm/default.nix
+++ b/pkgs/applications/networking/cluster/helm/default.nix
@@ -23,7 +23,7 @@ buildGoModule rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/kubernetes/helm;
+    homepage = "https://github.com/kubernetes/helm";
     description = "A package manager for kubernetes";
     license = licenses.asl20;
     maintainers = with maintainers; [ rlupton20 edude03 saschagrunert Frostman ];
diff --git a/pkgs/applications/networking/cluster/heptio-ark/default.nix b/pkgs/applications/networking/cluster/heptio-ark/default.nix
index b9413577b1044..21f4011f07065 100644
--- a/pkgs/applications/networking/cluster/heptio-ark/default.nix
+++ b/pkgs/applications/networking/cluster/heptio-ark/default.nix
@@ -17,7 +17,7 @@ buildGoPackage rec {
 
   meta = with stdenv.lib; {
     description = "A utility for managing disaster recovery, specifically for your Kubernetes cluster resources and persistent volumes";
-    homepage = https://heptio.github.io/ark/;
+    homepage = "https://heptio.github.io/ark/";
     license = licenses.asl20;
     maintainers = [maintainers.mbode];
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/cluster/jx/default.nix b/pkgs/applications/networking/cluster/jx/default.nix
index 88aa8777ee5ec..e2c0b663befab 100644
--- a/pkgs/applications/networking/cluster/jx/default.nix
+++ b/pkgs/applications/networking/cluster/jx/default.nix
@@ -28,7 +28,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "JX is a command line tool for installing and using Jenkins X.";
-    homepage = https://jenkins-x.io;
+    homepage = "https://jenkins-x.io";
     longDescription = ''
       Jenkins X provides automated CI+CD for Kubernetes with Preview
       Environments on Pull Requests using Jenkins, Knative Build, Prow,
diff --git a/pkgs/applications/networking/cluster/k3s/default.nix b/pkgs/applications/networking/cluster/k3s/default.nix
index 0fd5814386815..b18e1f08dd43d 100644
--- a/pkgs/applications/networking/cluster/k3s/default.nix
+++ b/pkgs/applications/networking/cluster/k3s/default.nix
@@ -66,7 +66,7 @@ let
     meta = {
       description = "CNI plugins, as patched by rancher for k3s";
       license = licenses.asl20;
-      homepage = https://k3s.io;
+      homepage = "https://k3s.io";
       maintainers = [ maintainers.euank ];
       platforms = platforms.linux;
     };
@@ -135,7 +135,7 @@ let
     meta = {
       description = "The various binaries that get packaged into the final k3s binary.";
       license = licenses.asl20;
-      homepage = https://k3s.io;
+      homepage = "https://k3s.io";
       maintainers = [ maintainers.euank ];
       platforms = platforms.linux;
     };
@@ -190,7 +190,7 @@ let
     meta = {
       description = "The k3s go binary which is used by the final wrapped output below.";
       license = licenses.asl20;
-      homepage = https://k3s.io;
+      homepage = "https://k3s.io";
       maintainers = [ maintainers.euank ];
       platforms = platforms.linux;
     };
@@ -228,7 +228,7 @@ stdenv.mkDerivation rec {
     meta = {
       description = "A lightweight Kubernetes distribution.";
       license = licenses.asl20;
-      homepage = https://k3s.io;
+      homepage = "https://k3s.io";
       maintainers = [ maintainers.euank ];
       platforms = platforms.linux;
     };
diff --git a/pkgs/applications/networking/cluster/kanif/default.nix b/pkgs/applications/networking/cluster/kanif/default.nix
index 52abc3189903d..ebf98840ee2ba 100644
--- a/pkgs/applications/networking/cluster/kanif/default.nix
+++ b/pkgs/applications/networking/cluster/kanif/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
       directories to several nodes ('kaput' command), and to gather several
       remote files or directories locally ('kaget' command). It relies on TakTuk
       for efficiency and scalability.'';
-    homepage = http://taktuk.gforge.inria.fr/kanif;
+    homepage = "http://taktuk.gforge.inria.fr/kanif";
     license = stdenv.lib.licenses.gpl2;
     maintainers = [ stdenv.lib.maintainers.bzizou ];
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/cluster/kontemplate/default.nix b/pkgs/applications/networking/cluster/kontemplate/default.nix
index 359b289dbbcdf..87ae71f6a48dc 100644
--- a/pkgs/applications/networking/cluster/kontemplate/default.nix
+++ b/pkgs/applications/networking/cluster/kontemplate/default.nix
@@ -20,7 +20,7 @@ buildGoPackage rec {
     license          = licenses.gpl3;
     maintainers      = with maintainers; [ mbode tazjin ];
     platforms        = platforms.unix;
-    repositories.git = git://github.com/tazjin/kontemplate.git;
+    repositories.git = "git://github.com/tazjin/kontemplate.git";
 
     longDescription = ''
       Kontemplate is a simple CLI tool that can take sets of
diff --git a/pkgs/applications/networking/cluster/kops/default.nix b/pkgs/applications/networking/cluster/kops/default.nix
index 0e71e91fbc1e4..a5f1806e57797 100644
--- a/pkgs/applications/networking/cluster/kops/default.nix
+++ b/pkgs/applications/networking/cluster/kops/default.nix
@@ -41,7 +41,7 @@ let
 
         meta = with stdenv.lib; {
           description = "Easiest way to get a production Kubernetes up and running";
-          homepage = https://github.com/kubernetes/kops;
+          homepage = "https://github.com/kubernetes/kops";
           license = licenses.asl20;
           maintainers = with maintainers; [ offline zimbatm kampka ];
           platforms = platforms.unix;
diff --git a/pkgs/applications/networking/cluster/kubecfg/default.nix b/pkgs/applications/networking/cluster/kubecfg/default.nix
index 69d013e3f0340..bf4ec94921570 100644
--- a/pkgs/applications/networking/cluster/kubecfg/default.nix
+++ b/pkgs/applications/networking/cluster/kubecfg/default.nix
@@ -17,7 +17,7 @@ buildGoPackage {
 
   meta = {
     description = "A tool for managing Kubernetes resources as code";
-    homepage = https://github.com/bitnami/kubecfg;
+    homepage = "https://github.com/bitnami/kubecfg";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ benley ];
     platforms = lib.platforms.unix;
diff --git a/pkgs/applications/networking/cluster/kubernetes/default.nix b/pkgs/applications/networking/cluster/kubernetes/default.nix
index 004e88ff44e47..f171f69bffcde 100644
--- a/pkgs/applications/networking/cluster/kubernetes/default.nix
+++ b/pkgs/applications/networking/cluster/kubernetes/default.nix
@@ -72,7 +72,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Production-Grade Container Scheduling and Management";
     license = licenses.asl20;
-    homepage = https://kubernetes.io;
+    homepage = "https://kubernetes.io";
     maintainers = with maintainers; [johanot offline saschagrunert];
     platforms = platforms.unix;
   };
diff --git a/pkgs/applications/networking/cluster/kubetail/default.nix b/pkgs/applications/networking/cluster/kubetail/default.nix
index 779edad8de340..114c5f5af152e 100644
--- a/pkgs/applications/networking/cluster/kubetail/default.nix
+++ b/pkgs/applications/networking/cluster/kubetail/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
       multiple pods into one stream. This is the same as running "kubectl logs
       -f " but for multiple pods.
     '';
-    homepage = https://github.com/johanhaleby/kubetail;
+    homepage = "https://github.com/johanhaleby/kubetail";
     license = licenses.asl20;
     maintainers = with maintainers; [ kalbasit ];
     platforms = platforms.all;
diff --git a/pkgs/applications/networking/cluster/kubeval/default.nix b/pkgs/applications/networking/cluster/kubeval/default.nix
index 54be5956040c4..569baf6000ad3 100644
--- a/pkgs/applications/networking/cluster/kubeval/default.nix
+++ b/pkgs/applications/networking/cluster/kubeval/default.nix
@@ -15,7 +15,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Validate your Kubernetes configuration files";
-    homepage = https://github.com/instrumenta/kubeval;
+    homepage = "https://github.com/instrumenta/kubeval";
     license = licenses.asl20;
     maintainers = with maintainers; [ nicknovitski ];
     platforms = platforms.all;
diff --git a/pkgs/applications/networking/cluster/linkerd/default.nix b/pkgs/applications/networking/cluster/linkerd/default.nix
index 8c0265d149149..3d66a7c62f20e 100644
--- a/pkgs/applications/networking/cluster/linkerd/default.nix
+++ b/pkgs/applications/networking/cluster/linkerd/default.nix
@@ -17,7 +17,7 @@ buildGoModule {
 
   meta = with stdenv.lib; {
     description = "A service mesh for Kubernetes and beyond.";
-    homepage = https://linkerd.io/;
+    homepage = "https://linkerd.io/";
     license = licenses.asl20;
     maintainers = with maintainers; [ Gonzih ];
   };
diff --git a/pkgs/applications/networking/cluster/luigi/default.nix b/pkgs/applications/networking/cluster/luigi/default.nix
index af20be1b0da6c..010d8cf4d2152 100644
--- a/pkgs/applications/networking/cluster/luigi/default.nix
+++ b/pkgs/applications/networking/cluster/luigi/default.nix
@@ -18,7 +18,7 @@ python3Packages.buildPythonApplication rec {
   makeWrapperArgs = ["--prefix PYTHONPATH . :"];
 
   meta = with lib; {
-    homepage = https://github.com/spotify/luigi;
+    homepage = "https://github.com/spotify/luigi";
     description = "Python package that helps you build complex pipelines of batch jobs";
     longDescription = ''
       Luigi handles dependency resolution, workflow management, visualization,
diff --git a/pkgs/applications/networking/cluster/marathon/default.nix b/pkgs/applications/networking/cluster/marathon/default.nix
index b7decc0c14136..df571f4cf8690 100644
--- a/pkgs/applications/networking/cluster/marathon/default.nix
+++ b/pkgs/applications/networking/cluster/marathon/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
     '';
 
   meta = with stdenv.lib; {
-    homepage = https://mesosphere.github.io/marathon;
+    homepage = "https://mesosphere.github.io/marathon";
     description = "Cluster-wide init and control system for services in cgroups or Docker containers";
     license = licenses.asl20;
     maintainers = with maintainers; [ kamilchm pradeepchhetri ];
diff --git a/pkgs/applications/networking/cluster/minikube/default.nix b/pkgs/applications/networking/cluster/minikube/default.nix
index f49f1768ced4a..ea1fec651439b 100644
--- a/pkgs/applications/networking/cluster/minikube/default.nix
+++ b/pkgs/applications/networking/cluster/minikube/default.nix
@@ -58,7 +58,7 @@ buildGoModule rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage    = https://github.com/kubernetes/minikube;
+    homepage    = "https://github.com/kubernetes/minikube";
     description = "A tool that makes it easy to run Kubernetes locally";
     license     = licenses.asl20;
     maintainers = with maintainers; [ ebzzry copumpkin vdemeester atkinschang ];
diff --git a/pkgs/applications/networking/cluster/minishift/default.nix b/pkgs/applications/networking/cluster/minishift/default.nix
index 43e960d9403ee..3dcfbf6fd7e39 100644
--- a/pkgs/applications/networking/cluster/minishift/default.nix
+++ b/pkgs/applications/networking/cluster/minishift/default.nix
@@ -59,7 +59,7 @@ in buildGoPackage rec {
       a single-node OpenShift cluster inside a VM. You can try out OpenShift
       or develop with it, day-to-day, on your local host.
     '';
-    homepage = https://github.com/minishift/minishift;
+    homepage = "https://github.com/minishift/minishift";
     maintainers = with maintainers; [ fpletz vdemeester ];
     platforms = platforms.linux;
     license = licenses.asl20;
diff --git a/pkgs/applications/networking/cluster/nomad/default.nix b/pkgs/applications/networking/cluster/nomad/default.nix
index 1243bf7db49d3..8e59671159ad3 100644
--- a/pkgs/applications/networking/cluster/nomad/default.nix
+++ b/pkgs/applications/networking/cluster/nomad/default.nix
@@ -32,7 +32,7 @@ buildGoPackage rec {
  '';
 
   meta = with stdenv.lib; {
-    homepage = https://www.nomadproject.io/;
+    homepage = "https://www.nomadproject.io/";
     description = "A Distributed, Highly Available, Datacenter-Aware Scheduler";
     platforms = platforms.unix;
     license = licenses.mpl20;
diff --git a/pkgs/applications/networking/cluster/openshift/default.nix b/pkgs/applications/networking/cluster/openshift/default.nix
index fb88dfdbb6432..a9b0ed3fcb590 100644
--- a/pkgs/applications/networking/cluster/openshift/default.nix
+++ b/pkgs/applications/networking/cluster/openshift/default.nix
@@ -81,7 +81,7 @@ in buildGoPackage rec {
   meta = with stdenv.lib; {
     description = "Build, deploy, and manage your applications with Docker and Kubernetes";
     license = licenses.asl20;
-    homepage = http://www.openshift.org;
+    homepage = "http://www.openshift.org";
     maintainers = with maintainers; [offline bachp moretea];
     platforms = platforms.unix;
   };
diff --git a/pkgs/applications/networking/cluster/pachyderm/default.nix b/pkgs/applications/networking/cluster/pachyderm/default.nix
index de0bb015852cf..65a4a19384305 100644
--- a/pkgs/applications/networking/cluster/pachyderm/default.nix
+++ b/pkgs/applications/networking/cluster/pachyderm/default.nix
@@ -17,7 +17,7 @@ buildGoPackage rec {
 
   meta = with lib; {
     description = "Containerized Data Analytics";
-    homepage = https://github.com/pachyderm/pachyderm;
+    homepage = "https://github.com/pachyderm/pachyderm";
     license = licenses.asl20;
     maintainers = with maintainers; [offline];
   };
diff --git a/pkgs/applications/networking/cluster/pig/default.nix b/pkgs/applications/networking/cluster/pig/default.nix
index 26c39f8cbe216..afcd736e629c6 100644
--- a/pkgs/applications/networking/cluster/pig/default.nix
+++ b/pkgs/applications/networking/cluster/pig/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://pig.apache.org/;
+    homepage = "https://pig.apache.org/";
     description = "High-level language for Apache Hadoop";
     license = licenses.asl20;
 
diff --git a/pkgs/applications/networking/cluster/spark/default.nix b/pkgs/applications/networking/cluster/spark/default.nix
index b8d4b947e3249..162585851d0c6 100644
--- a/pkgs/applications/networking/cluster/spark/default.nix
+++ b/pkgs/applications/networking/cluster/spark/default.nix
@@ -54,6 +54,6 @@ stdenv.mkDerivation rec {
     license          = stdenv.lib.licenses.asl20;
     platforms        = stdenv.lib.platforms.all;
     maintainers      = with maintainers; [ thoughtpolice offline kamilchm ];
-    repositories.git = git://git.apache.org/spark.git;
+    repositories.git = "git://git.apache.org/spark.git";
   };
 }
diff --git a/pkgs/applications/networking/cluster/taktuk/default.nix b/pkgs/applications/networking/cluster/taktuk/default.nix
index 3423163f59026..a5a2ace2399ba 100644
--- a/pkgs/applications/networking/cluster/taktuk/default.nix
+++ b/pkgs/applications/networking/cluster/taktuk/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
       network to transport commands and perform I/Os multiplexing. It doesn't
       require any specific software on the nodes thanks to a self-propagation
       algorithm.'';
-    homepage = http://taktuk.gforge.inria.fr/;
+    homepage = "http://taktuk.gforge.inria.fr/";
     license = stdenv.lib.licenses.gpl2;
     maintainers = [ stdenv.lib.maintainers.bzizou ];
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/cluster/terraform-inventory/default.nix b/pkgs/applications/networking/cluster/terraform-inventory/default.nix
index 1bb8df88d0101..38fbd1b428656 100644
--- a/pkgs/applications/networking/cluster/terraform-inventory/default.nix
+++ b/pkgs/applications/networking/cluster/terraform-inventory/default.nix
@@ -19,7 +19,7 @@ buildGoPackage rec {
   goDeps = ./deps.nix;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/adammck/terraform-inventory;
+    homepage = "https://github.com/adammck/terraform-inventory";
     description = "Terraform state to ansible inventory adapter";
     platforms = platforms.all;
     license = licenses.mit;
diff --git a/pkgs/applications/networking/cluster/terraform-landscape/default.nix b/pkgs/applications/networking/cluster/terraform-landscape/default.nix
index 32f6680b2f8bd..903aa9abb6e2b 100644
--- a/pkgs/applications/networking/cluster/terraform-landscape/default.nix
+++ b/pkgs/applications/networking/cluster/terraform-landscape/default.nix
@@ -10,7 +10,7 @@ bundlerApp {
 
   meta = with lib; {
     description = "Improve Terraform's plan output to be easier to read and understand";
-    homepage    = https://github.com/coinbase/terraform-landscape;
+    homepage    = "https://github.com/coinbase/terraform-landscape";
     license     = with licenses; asl20;
     maintainers = with maintainers; [ mbode manveru nicknovitski ];
     platforms   = platforms.unix;
diff --git a/pkgs/applications/networking/cluster/terraform-providers/ibm/default.nix b/pkgs/applications/networking/cluster/terraform-providers/ibm/default.nix
index 06d7b8a9f073e..bd667dbc15f6e 100644
--- a/pkgs/applications/networking/cluster/terraform-providers/ibm/default.nix
+++ b/pkgs/applications/networking/cluster/terraform-providers/ibm/default.nix
@@ -29,7 +29,7 @@ buildGoPackage rec {
   postBuild = "mv go/bin/terraform-provider-ibm{,_v${version}}";
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/IBM-Cloud/terraform-provider-ibm;
+    homepage = "https://github.com/IBM-Cloud/terraform-provider-ibm";
     description = "Terraform provider is used to manage IBM Cloud resources.";
     platforms = platforms.all;
     license = licenses.mpl20;
diff --git a/pkgs/applications/networking/cluster/terraform-providers/libvirt/default.nix b/pkgs/applications/networking/cluster/terraform-providers/libvirt/default.nix
index c2014a4d7bf13..daffb59309037 100644
--- a/pkgs/applications/networking/cluster/terraform-providers/libvirt/default.nix
+++ b/pkgs/applications/networking/cluster/terraform-providers/libvirt/default.nix
@@ -43,7 +43,7 @@ buildGoPackage rec {
   postBuild = "mv go/bin/terraform-provider-libvirt{,_v${version}}";
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/dmacvicar/terraform-provider-libvirt;
+    homepage = "https://github.com/dmacvicar/terraform-provider-libvirt";
     description = "Terraform provider for libvirt";
     platforms = platforms.linux;
     license = licenses.asl20;
diff --git a/pkgs/applications/networking/cluster/terragrunt/default.nix b/pkgs/applications/networking/cluster/terragrunt/default.nix
index 1058b21d3e955..26c969c671f47 100644
--- a/pkgs/applications/networking/cluster/terragrunt/default.nix
+++ b/pkgs/applications/networking/cluster/terragrunt/default.nix
@@ -29,7 +29,7 @@ buildGoPackage rec {
 
   meta = with stdenv.lib; {
     description = "A thin wrapper for Terraform that supports locking for Terraform state and enforces best practices.";
-    homepage = https://github.com/gruntwork-io/terragrunt/;
+    homepage = "https://github.com/gruntwork-io/terragrunt/";
     license = licenses.mit;
     maintainers = with maintainers; [ peterhoeg ];
   };
diff --git a/pkgs/applications/networking/cluster/tilt/default.nix b/pkgs/applications/networking/cluster/tilt/default.nix
index 30fc9264ae1de..13f2c3d9bd9e4 100644
--- a/pkgs/applications/networking/cluster/tilt/default.nix
+++ b/pkgs/applications/networking/cluster/tilt/default.nix
@@ -22,7 +22,7 @@ buildGoPackage rec {
 
   meta = with stdenv.lib; {
     description = "Local development tool to manage your developer instance when your team deploys to Kubernetes in production";
-    homepage = https://tilt.dev/;
+    homepage = "https://tilt.dev/";
     license = licenses.asl20;
     maintainers = with maintainers; [ anton-dessiatov ];
   };
diff --git a/pkgs/applications/networking/davmail/default.nix b/pkgs/applications/networking/davmail/default.nix
index a84de6380668a..38a08aaf4c067 100644
--- a/pkgs/applications/networking/davmail/default.nix
+++ b/pkgs/applications/networking/davmail/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://davmail.sourceforge.net/;
+    homepage = "http://davmail.sourceforge.net/";
     description = "A Java application which presents a Microsoft Exchange server as local CALDAV, IMAP and SMTP servers";
     maintainers = [ maintainers.hinton ];
     platforms = platforms.all;
diff --git a/pkgs/applications/networking/drive/default.nix b/pkgs/applications/networking/drive/default.nix
index 0967fd95dc0b1..ad1a0c9a533cd 100644
--- a/pkgs/applications/networking/drive/default.nix
+++ b/pkgs/applications/networking/drive/default.nix
@@ -17,7 +17,7 @@ buildGoPackage rec {
   goDeps = ./deps.nix;
 
   meta = with lib; {
-    homepage = https://github.com/odeke-em/drive;
+    homepage = "https://github.com/odeke-em/drive";
     description = "Google Drive client for the commandline";
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/droopy/default.nix b/pkgs/applications/networking/droopy/default.nix
index d71b863f881fb..f3f5f54f4092a 100644
--- a/pkgs/applications/networking/droopy/default.nix
+++ b/pkgs/applications/networking/droopy/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Mini Web server that let others upload files to your computer";
-    homepage = http://stackp.online.fr/droopy;
+    homepage = "http://stackp.online.fr/droopy";
     license = licenses.bsd3;
     maintainers = [ maintainers.Profpatsch ];
   };
diff --git a/pkgs/applications/networking/dropbox/default.nix b/pkgs/applications/networking/dropbox/default.nix
index 693a701821304..b3655888e1d33 100644
--- a/pkgs/applications/networking/dropbox/default.nix
+++ b/pkgs/applications/networking/dropbox/default.nix
@@ -77,7 +77,7 @@ buildFHSUserEnv {
 
   meta = with lib; {
     description = "Online stored folders (daemon version)";
-    homepage    = http://www.dropbox.com/;
+    homepage    = "http://www.dropbox.com/";
     license     = licenses.unfree;
     maintainers = with maintainers; [ ttuegel ];
     platforms   = [ "i686-linux" "x86_64-linux" ];
diff --git a/pkgs/applications/networking/dyndns/cfdyndns/default.nix b/pkgs/applications/networking/dyndns/cfdyndns/default.nix
index e4612579e0fee..e72f50cd29ba6 100644
--- a/pkgs/applications/networking/dyndns/cfdyndns/default.nix
+++ b/pkgs/applications/networking/dyndns/cfdyndns/default.nix
@@ -24,7 +24,7 @@ buildRustPackage rec {
 
   meta = with stdenv.lib; {
     description = "CloudFlare Dynamic DNS Client";
-    homepage = https://github.com/colemickens/cfdyndns;
+    homepage = "https://github.com/colemickens/cfdyndns";
     license = stdenv.lib.licenses.mit;
     maintainers = with maintainers; [ colemickens ];
     platforms = with platforms; linux;
diff --git a/pkgs/applications/networking/enhanced-ctorrent/default.nix b/pkgs/applications/networking/enhanced-ctorrent/default.nix
index 59b48df1cd039..76d6d39baf29b 100644
--- a/pkgs/applications/networking/enhanced-ctorrent/default.nix
+++ b/pkgs/applications/networking/enhanced-ctorrent/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation {
       CTorrent, a BitTorrent client implemented in C++, with bugfixes and
       performance enhancements.
     '';
-    homepage = http://www.rahul.net/dholmes/ctorrent/;
+    homepage = "http://www.rahul.net/dholmes/ctorrent/";
     license = stdenv.lib.licenses.gpl2Plus;
     platforms = stdenv.lib.platforms.unix;
     maintainers = [ stdenv.lib.maintainers.devhell ];
diff --git a/pkgs/applications/networking/errbot/default.nix b/pkgs/applications/networking/errbot/default.nix
index d5dc287ecac76..642677a9addc8 100644
--- a/pkgs/applications/networking/errbot/default.nix
+++ b/pkgs/applications/networking/errbot/default.nix
@@ -67,7 +67,7 @@ py.pkgs.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Chatbot designed to be simple to extend with plugins written in Python";
-    homepage = http://errbot.io/;
+    homepage = "http://errbot.io/";
     maintainers = with maintainers; [ fpletz globin ];
     license = licenses.gpl3;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/esniper/default.nix b/pkgs/applications/networking/esniper/default.nix
index a1539bd71659d..0282483df8dc5 100644
--- a/pkgs/applications/networking/esniper/default.nix
+++ b/pkgs/applications/networking/esniper/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Simple, lightweight tool for sniping eBay auctions";
-    homepage    = http://esniper.sourceforge.net;
+    homepage    = "http://esniper.sourceforge.net";
     license     = licenses.gpl2;
     maintainers = with maintainers; [ lovek323 peti ];
     platforms   = platforms.all;
diff --git a/pkgs/applications/networking/feedreaders/canto-curses/default.nix b/pkgs/applications/networking/feedreaders/canto-curses/default.nix
index 36b4732ca2e7c..80106085e1b6b 100644
--- a/pkgs/applications/networking/feedreaders/canto-curses/default.nix
+++ b/pkgs/applications/networking/feedreaders/canto-curses/default.nix
@@ -24,7 +24,7 @@ python3Packages.buildPythonApplication rec {
       unreadable white text. An interface with almost infinite customization
       and extensibility using the excellent Python programming language.
     '';
-    homepage = https://codezen.org/canto-ng/;
+    homepage = "https://codezen.org/canto-ng/";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.linux;
     maintainers = [ stdenv.lib.maintainers.devhell ];
diff --git a/pkgs/applications/networking/feedreaders/canto-daemon/default.nix b/pkgs/applications/networking/feedreaders/canto-daemon/default.nix
index e700c5634ad65..b8279f22de4d0 100644
--- a/pkgs/applications/networking/feedreaders/canto-daemon/default.nix
+++ b/pkgs/applications/networking/feedreaders/canto-daemon/default.nix
@@ -23,7 +23,7 @@ python3Packages.buildPythonApplication rec {
       unreadable white text. An interface with almost infinite customization
       and extensibility using the excellent Python programming language.
     '';
-    homepage = https://codezen.org/canto-ng/;
+    homepage = "https://codezen.org/canto-ng/";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.linux;
     maintainers = [ stdenv.lib.maintainers.devhell ];
diff --git a/pkgs/applications/networking/feedreaders/feedreader/default.nix b/pkgs/applications/networking/feedreaders/feedreader/default.nix
index c336d2d0bba65..f399aeaa98d10 100644
--- a/pkgs/applications/networking/feedreaders/feedreader/default.nix
+++ b/pkgs/applications/networking/feedreaders/feedreader/default.nix
@@ -48,7 +48,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A modern desktop application designed to complement existing web-based RSS accounts";
-    homepage = https://jangernert.github.io/FeedReader/;
+    homepage = "https://jangernert.github.io/FeedReader/";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ edwtjo worldofpeace ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/feedreaders/rawdog/default.nix b/pkgs/applications/networking/feedreaders/rawdog/default.nix
index 7304fd2f654be..9fdee56b99b4a 100644
--- a/pkgs/applications/networking/feedreaders/rawdog/default.nix
+++ b/pkgs/applications/networking/feedreaders/rawdog/default.nix
@@ -14,7 +14,7 @@ python2Packages.buildPythonApplication rec {
   namePrefix = "";
 
   meta = with stdenv.lib; {
-    homepage = https://offog.org/code/rawdog/;
+    homepage = "https://offog.org/code/rawdog/";
     description = "RSS Aggregator Without Delusions Of Grandeur";
     license = licenses.gpl2;
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/feedreaders/rss2email/default.nix b/pkgs/applications/networking/feedreaders/rss2email/default.nix
index 07f3f3fde0aa8..18f154d3ff741 100644
--- a/pkgs/applications/networking/feedreaders/rss2email/default.nix
+++ b/pkgs/applications/networking/feedreaders/rss2email/default.nix
@@ -37,7 +37,7 @@ buildPythonApplication rec {
 
   meta = with lib; {
     description = "A tool that converts RSS/Atom newsfeeds to email.";
-    homepage = https://pypi.python.org/pypi/rss2email;
+    homepage = "https://pypi.python.org/pypi/rss2email";
     license = licenses.gpl2;
     maintainers = with maintainers; [ jb55 Profpatsch ];
   };
diff --git a/pkgs/applications/networking/feedreaders/rssguard/default.nix b/pkgs/applications/networking/feedreaders/rssguard/default.nix
index 2bb592bfb42c1..d0825404f0176 100644
--- a/pkgs/applications/networking/feedreaders/rssguard/default.nix
+++ b/pkgs/applications/networking/feedreaders/rssguard/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
       developed using Qt framework and with online feed synchronization support
       for ownCloud/Nextcloud.
     '';
-    homepage = https://github.com/martinrotter/rssguard;
+    homepage = "https://github.com/martinrotter/rssguard";
     license = licenses.gpl3;
     platforms = platforms.linux;
     maintainers = with maintainers; [ jluttine ];
diff --git a/pkgs/applications/networking/feedreaders/rsstail/default.nix b/pkgs/applications/networking/feedreaders/rsstail/default.nix
index 3e7909c91c056..49c97b3c49fc4 100644
--- a/pkgs/applications/networking/feedreaders/rsstail/default.nix
+++ b/pkgs/applications/networking/feedreaders/rsstail/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation {
       RSSTail is more or less an RSS reader: it monitors an RSS feed and if it
       detects a new entry it'll emit only that new entry.
     '';
-    homepage = http://www.vanheusden.com/rsstail/;
+    homepage = "http://www.vanheusden.com/rsstail/";
     license = licenses.gpl2Plus;
     platforms = platforms.linux;
   };
diff --git a/pkgs/applications/networking/firehol/default.nix b/pkgs/applications/networking/firehol/default.nix
index ab2ca1601520b..c6e8ab5c887b1 100644
--- a/pkgs/applications/networking/firehol/default.nix
+++ b/pkgs/applications/networking/firehol/default.nix
@@ -100,7 +100,7 @@ stdenv.mkDerivation rec {
       FireHOL, an iptables stateful packet filtering firewall for humans!
       FireQOS, a TC based bandwidth shaper for humans!
     '';
-    homepage = https://firehol.org/;
+    homepage = "https://firehol.org/";
     license = licenses.gpl2;
     maintainers = with maintainers; [ geistesk ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/firehol/iprange.nix b/pkgs/applications/networking/firehol/iprange.nix
index 194dfc25ebaac..e47afba02945e 100644
--- a/pkgs/applications/networking/firehol/iprange.nix
+++ b/pkgs/applications/networking/firehol/iprange.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "manage IP ranges";
-    homepage = https://github.com/firehol/iprange;
+    homepage = "https://github.com/firehol/iprange";
     license = licenses.gpl2;
     maintainers = with maintainers; [ geistesk ];
   };
diff --git a/pkgs/applications/networking/flent/http-getter.nix b/pkgs/applications/networking/flent/http-getter.nix
index 2bebf4b09601a..a38ac8511c234 100644
--- a/pkgs/applications/networking/flent/http-getter.nix
+++ b/pkgs/applications/networking/flent/http-getter.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
   buildInputs = [ cmake pkgconfig curl ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/tohojo/http-getter;
+    homepage = "https://github.com/tohojo/http-getter";
     description = "Simple getter for HTTP URLs using cURL";
     platforms = platforms.unix;
     license = licenses.gpl3;
diff --git a/pkgs/applications/networking/ftp/taxi/default.nix b/pkgs/applications/networking/ftp/taxi/default.nix
index cb40c347e1cfa..b6c8a534545bd 100644
--- a/pkgs/applications/networking/ftp/taxi/default.nix
+++ b/pkgs/applications/networking/ftp/taxi/default.nix
@@ -43,7 +43,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "The FTP Client that drives you anywhere";
-    homepage    = https://github.com/Alecaddd/taxi;
+    homepage    = "https://github.com/Alecaddd/taxi";
     license     = licenses.gpl3Plus;
     maintainers = with maintainers; [ worldofpeace ];
     platforms   = platforms.linux;
diff --git a/pkgs/applications/networking/gdrive/default.nix b/pkgs/applications/networking/gdrive/default.nix
index 4a4c93128dfee..c5a5d1e970a6d 100644
--- a/pkgs/applications/networking/gdrive/default.nix
+++ b/pkgs/applications/networking/gdrive/default.nix
@@ -15,7 +15,7 @@ buildGoPackage rec {
   };
 
   meta = with stdenv.lib; {
-    homepage    = https://github.com/prasmussen/gdrive;
+    homepage    = "https://github.com/prasmussen/gdrive";
     description = "A command line utility for interacting with Google Drive";
     platforms   = platforms.unix;
     license     = licenses.mit;
diff --git a/pkgs/applications/networking/gmailieer/default.nix b/pkgs/applications/networking/gmailieer/default.nix
index a20728e2199f7..2acc838e4a4f0 100644
--- a/pkgs/applications/networking/gmailieer/default.nix
+++ b/pkgs/applications/networking/gmailieer/default.nix
@@ -27,8 +27,8 @@ python3Packages.buildPythonApplication rec {
       tags in the notmuch database may be pushed back remotely to your
       GMail account.
     '';
-    homepage         = https://github.com/gauteh/gmailieer;
-    repositories.git = https://github.com/gauteh/gmailieer.git;
+    homepage         = "https://github.com/gauteh/gmailieer";
+    repositories.git = "https://github.com/gauteh/gmailieer.git";
     license          = licenses.gpl3Plus;
     maintainers      = with maintainers; [ kaiha ];
   };
diff --git a/pkgs/applications/networking/google-drive-ocamlfuse/default.nix b/pkgs/applications/networking/google-drive-ocamlfuse/default.nix
index 830eae1fc2818..5465a27bbf2d2 100644
--- a/pkgs/applications/networking/google-drive-ocamlfuse/default.nix
+++ b/pkgs/applications/networking/google-drive-ocamlfuse/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   installPhase = "mkdir $out && dune install --prefix $out";
 
   meta = {
-    homepage = http://gdfuse.forge.ocamlcore.org/;
+    homepage = "http://gdfuse.forge.ocamlcore.org/";
     description = "A FUSE-based file system backed by Google Drive, written in OCaml";
     license = stdenv.lib.licenses.mit;
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/gopher/gopher/default.nix b/pkgs/applications/networking/gopher/gopher/default.nix
index f90e35ca7e2e5..4e57163864427 100644
--- a/pkgs/applications/networking/gopher/gopher/default.nix
+++ b/pkgs/applications/networking/gopher/gopher/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
   preConfigure = "export LIBS=-lncurses";
 
   meta = with stdenv.lib; {
-    homepage = http://gopher.quux.org:70/devel/gopher;
+    homepage = "http://gopher.quux.org:70/devel/gopher";
     description = "A ncurses gopher client";
     platforms = platforms.linux; # clang doesn't like local regex.h
     license = licenses.gpl2;
diff --git a/pkgs/applications/networking/gopher/gopherclient/default.nix b/pkgs/applications/networking/gopher/gopherclient/default.nix
index 45d9235afc98d..40e9401a40d25 100644
--- a/pkgs/applications/networking/gopher/gopherclient/default.nix
+++ b/pkgs/applications/networking/gopher/gopherclient/default.nix
@@ -35,7 +35,7 @@ buildGoPackage rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/prologic/gopherclient;
+    homepage = "https://github.com/prologic/gopherclient";
     description = "Gopher Qt GUI client";
     license = licenses.mit;
     maintainers = with maintainers; [ orivej ];
diff --git a/pkgs/applications/networking/ids/daq/default.nix b/pkgs/applications/networking/ids/daq/default.nix
index 9af105ad52eb6..871aba0a669f4 100644
--- a/pkgs/applications/networking/ids/daq/default.nix
+++ b/pkgs/applications/networking/ids/daq/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Data AcQuisition library (DAQ), for packet I/O";
-    homepage = https://www.snort.org;
+    homepage = "https://www.snort.org";
     maintainers = with stdenv.lib.maintainers; [ aycanirican ];
     license = stdenv.lib.licenses.gpl2;
     platforms = with stdenv.lib.platforms; linux;
diff --git a/pkgs/applications/networking/ids/snort/default.nix b/pkgs/applications/networking/ids/snort/default.nix
index 88df3857ec149..92415148ed5e0 100644
--- a/pkgs/applications/networking/ids/snort/default.nix
+++ b/pkgs/applications/networking/ids/snort/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   
   meta = {
     description = "Network intrusion prevention and detection system (IDS/IPS)";
-    homepage = https://www.snort.org;
+    homepage = "https://www.snort.org";
     maintainers = with stdenv.lib.maintainers; [ aycanirican ];
     license = stdenv.lib.licenses.gpl2;
     platforms = with stdenv.lib.platforms; linux;
diff --git a/pkgs/applications/networking/ike/default.nix b/pkgs/applications/networking/ike/default.nix
index 0b0491ffb8617..93858ba3027ce 100644
--- a/pkgs/applications/networking/ike/default.nix
+++ b/pkgs/applications/networking/ike/default.nix
@@ -52,7 +52,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://www.shrew.net/software;
+    homepage = "https://www.shrew.net/software";
     description = "IPsec Client for FreeBSD, NetBSD and many Linux based operating systems";
     platforms = platforms.unix;
     maintainers = [ maintainers.domenkozar ];
diff --git a/pkgs/applications/networking/instant-messengers/SkypeExport/default.nix b/pkgs/applications/networking/instant-messengers/SkypeExport/default.nix
index 716989c7b565e..f5ec3d7b6bd04 100644
--- a/pkgs/applications/networking/instant-messengers/SkypeExport/default.nix
+++ b/pkgs/applications/networking/instant-messengers/SkypeExport/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Export Skype history to HTML";
-    homepage = https://github.com/Temptin/SkypeExport;
+    homepage = "https://github.com/Temptin/SkypeExport";
     license = licenses.gpl2;
     platforms = platforms.linux;
     maintainers = with maintainers; [ yegortimoshenko ];
diff --git a/pkgs/applications/networking/instant-messengers/amsn/default.nix b/pkgs/applications/networking/instant-messengers/amsn/default.nix
index 6ff51445718b2..60d4ec829cc25 100644
--- a/pkgs/applications/networking/instant-messengers/amsn/default.nix
+++ b/pkgs/applications/networking/instant-messengers/amsn/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "amsn-0.98.9";
   src = fetchurl {
-    url = mirror://sourceforge/amsn/amsn-0.98.9-src.tar.gz;
+    url = "mirror://sourceforge/amsn/amsn-0.98.9-src.tar.gz";
     sha256 = "0b8ir7spxnsz8f7kvr9f1k91nsy8cb65q6jv2l55b04fl20x4z7r";
   };
 
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Instant messaging (MSN Messenger clone)";
-    homepage = http://amsn-project.net;
+    homepage = "http://amsn-project.net";
     platforms = stdenv.lib.platforms.linux;
     license = stdenv.lib.licenses.gpl2;
   };
diff --git a/pkgs/applications/networking/instant-messengers/baresip/default.nix b/pkgs/applications/networking/instant-messengers/baresip/default.nix
index a3497df1716cd..ace546227b931 100644
--- a/pkgs/applications/networking/instant-messengers/baresip/default.nix
+++ b/pkgs/applications/networking/instant-messengers/baresip/default.nix
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
     -DHAVE_INTTYPES_H -D__GLIBC__
     -D__need_timeval -D__need_timespec -D__need_time_t '';
   meta = {
-    homepage = http://www.creytiv.com/baresip.html;
+    homepage = "http://www.creytiv.com/baresip.html";
     platforms = with stdenv.lib.platforms; linux;
     maintainers = with stdenv.lib.maintainers; [raskin];
     license = stdenv.lib.licenses.bsd3;
diff --git a/pkgs/applications/networking/instant-messengers/bitlbee-discord/default.nix b/pkgs/applications/networking/instant-messengers/bitlbee-discord/default.nix
index 5094a13119f76..52f8bb918743f 100644
--- a/pkgs/applications/networking/instant-messengers/bitlbee-discord/default.nix
+++ b/pkgs/applications/networking/instant-messengers/bitlbee-discord/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Bitlbee plugin for Discord";
 
-    homepage = https://github.com/sm00th/bitlbee-discord;
+    homepage = "https://github.com/sm00th/bitlbee-discord";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ lassulus jb55 ];
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/bitlbee-facebook/default.nix b/pkgs/applications/networking/instant-messengers/bitlbee-facebook/default.nix
index 84067dc5f19d7..78016065610b7 100644
--- a/pkgs/applications/networking/instant-messengers/bitlbee-facebook/default.nix
+++ b/pkgs/applications/networking/instant-messengers/bitlbee-facebook/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "The Facebook protocol plugin for bitlbee";
 
-    homepage = https://github.com/bitlbee/bitlbee-facebook;
+    homepage = "https://github.com/bitlbee/bitlbee-facebook";
     license = licenses.gpl2Plus;
     platforms = stdenv.lib.platforms.linux;
   };
diff --git a/pkgs/applications/networking/instant-messengers/bitlbee-steam/default.nix b/pkgs/applications/networking/instant-messengers/bitlbee-steam/default.nix
index 798dab2b646db..14a3319c14901 100644
--- a/pkgs/applications/networking/instant-messengers/bitlbee-steam/default.nix
+++ b/pkgs/applications/networking/instant-messengers/bitlbee-steam/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Steam protocol plugin for BitlBee";
 
-    homepage = https://github.com/jgeboski/bitlbee-steam;
+    homepage = "https://github.com/jgeboski/bitlbee-steam";
     license = licenses.gpl2Plus;
     platforms = stdenv.lib.platforms.linux;
   };
diff --git a/pkgs/applications/networking/instant-messengers/bitlbee/default.nix b/pkgs/applications/networking/instant-messengers/bitlbee/default.nix
index 917610216aeb0..cf3f2549c8104 100644
--- a/pkgs/applications/networking/instant-messengers/bitlbee/default.nix
+++ b/pkgs/applications/networking/instant-messengers/bitlbee/default.nix
@@ -57,7 +57,7 @@ stdenv.mkDerivation rec {
       Messenger, AIM and ICQ.
     '';
 
-    homepage = https://www.bitlbee.org/;
+    homepage = "https://www.bitlbee.org/";
     license = licenses.gpl2Plus;
 
     maintainers = with maintainers; [ pSub ];
diff --git a/pkgs/applications/networking/instant-messengers/blink/default.nix b/pkgs/applications/networking/instant-messengers/blink/default.nix
index b6e13fe403db8..f383daa6fd029 100644
--- a/pkgs/applications/networking/instant-messengers/blink/default.nix
+++ b/pkgs/applications/networking/instant-messengers/blink/default.nix
@@ -7,7 +7,7 @@ mkDerivationWith pythonPackages.buildPythonApplication rec {
   version = "3.2.0";
 
   src = fetchdarcs {
-    url = http://devel.ag-projects.com/repositories/blink-qt;
+    url = "http://devel.ag-projects.com/repositories/blink-qt";
     rev = "release-${version}";
     sha256 = "19rcwr5scw48qnj79q1pysw95fz9h98nyc3161qy2kph5g7dwkc3";
   };
@@ -59,7 +59,7 @@ mkDerivationWith pythonPackages.buildPythonApplication rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://icanblink.com/;
+    homepage = "http://icanblink.com/";
     description = "A state of the art, easy to use SIP client for Voice, Video and IM";
     platforms = platforms.linux;
     license = licenses.gpl3;
diff --git a/pkgs/applications/networking/instant-messengers/centerim/default.nix b/pkgs/applications/networking/instant-messengers/centerim/default.nix
index daffb539676fe..52d8178764c5a 100644
--- a/pkgs/applications/networking/instant-messengers/centerim/default.nix
+++ b/pkgs/applications/networking/instant-messengers/centerim/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   ];
 
   meta = {
-    homepage = http://www.centerim.org/;
+    homepage = "http://www.centerim.org/";
     description = "Fork of CenterICQ, a curses instant messaging program";
     license = stdenv.lib.licenses.gpl2Plus;
     platforms = with stdenv.lib.platforms; linux;
diff --git a/pkgs/applications/networking/instant-messengers/coyim/default.nix b/pkgs/applications/networking/instant-messengers/coyim/default.nix
index e507d986510c7..67c2a0db2372a 100644
--- a/pkgs/applications/networking/instant-messengers/coyim/default.nix
+++ b/pkgs/applications/networking/instant-messengers/coyim/default.nix
@@ -20,7 +20,7 @@ buildGoPackage rec {
 
   meta = with stdenv.lib; {
     description = "a safe and secure chat client";
-    homepage = https://coy.im/;
+    homepage = "https://coy.im/";
     license = licenses.gpl3;
     platforms = platforms.linux;
   };
diff --git a/pkgs/applications/networking/instant-messengers/dino/default.nix b/pkgs/applications/networking/instant-messengers/dino/default.nix
index 9cf0032cf49fa..035878b8e0082 100644
--- a/pkgs/applications/networking/instant-messengers/dino/default.nix
+++ b/pkgs/applications/networking/instant-messengers/dino/default.nix
@@ -64,7 +64,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Modern Jabber/XMPP Client using GTK/Vala";
-    homepage = https://github.com/dino/dino;
+    homepage = "https://github.com/dino/dino";
     license = licenses.gpl3;
     platforms = platforms.linux;
     maintainers = with maintainers; [ mic92 qyliss ];
diff --git a/pkgs/applications/networking/instant-messengers/fractal/default.nix b/pkgs/applications/networking/instant-messengers/fractal/default.nix
index 47153779e4032..05767d1a9cd6f 100644
--- a/pkgs/applications/networking/instant-messengers/fractal/default.nix
+++ b/pkgs/applications/networking/instant-messengers/fractal/default.nix
@@ -80,7 +80,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with stdenv.lib; {
     description = "Matrix group messaging app";
-    homepage = https://gitlab.gnome.org/GNOME/fractal;
+    homepage = "https://gitlab.gnome.org/GNOME/fractal";
     license = licenses.gpl3;
     maintainers = with maintainers; [ dtzWill worldofpeace ];
   };
diff --git a/pkgs/applications/networking/instant-messengers/franz/default.nix b/pkgs/applications/networking/instant-messengers/franz/default.nix
index 605550beb50ec..0c5090574fa68 100644
--- a/pkgs/applications/networking/instant-messengers/franz/default.nix
+++ b/pkgs/applications/networking/instant-messengers/franz/default.nix
@@ -48,7 +48,7 @@ in stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "A free messaging app that combines chat & messaging services into one application";
-    homepage = https://meetfranz.com;
+    homepage = "https://meetfranz.com";
     license = licenses.free;
     maintainers = [ maintainers.davidtwco ];
     platforms = ["x86_64-linux"];
diff --git a/pkgs/applications/networking/instant-messengers/gajim/default.nix b/pkgs/applications/networking/instant-messengers/gajim/default.nix
index 1fd8c47a99c23..b2be635728d73 100644
--- a/pkgs/applications/networking/instant-messengers/gajim/default.nix
+++ b/pkgs/applications/networking/instant-messengers/gajim/default.nix
@@ -59,7 +59,7 @@ python3.pkgs.buildPythonApplication rec {
   '';
 
   meta = {
-    homepage = http://gajim.org/;
+    homepage = "http://gajim.org/";
     description = "Jabber client written in PyGTK";
     license = lib.licenses.gpl3Plus;
     maintainers = with lib.maintainers; [ raskin aszlig abbradar ];
diff --git a/pkgs/applications/networking/instant-messengers/gtmess/default.nix b/pkgs/applications/networking/instant-messengers/gtmess/default.nix
index 3e16a58f54bb0..0661e6d7525ed 100644
--- a/pkgs/applications/networking/instant-messengers/gtmess/default.nix
+++ b/pkgs/applications/networking/instant-messengers/gtmess/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "gtmess-0.97";
 
   src = fetchurl {
-    url = mirror://sourceforge/gtmess/gtmess-0.97.tar.gz;
+    url = "mirror://sourceforge/gtmess/gtmess-0.97.tar.gz";
     sha256 = "1ipmqsrj0r1ssbgs2fpr4x5vnzlxlqhx9jrnadp1jw7s0sxpjqv0";
   };
 
@@ -12,7 +12,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Console MSN Messenger client for Linux and other unix systems";
-    homepage = http://gtmess.sourceforge.net/;
+    homepage = "http://gtmess.sourceforge.net/";
     license = stdenv.lib.licenses.gpl2Plus;
     platforms = with stdenv.lib.platforms; linux;
   };
diff --git a/pkgs/applications/networking/instant-messengers/hipchat/default.nix b/pkgs/applications/networking/instant-messengers/hipchat/default.nix
index 47854683e0ed5..7213332a549a6 100644
--- a/pkgs/applications/networking/instant-messengers/hipchat/default.nix
+++ b/pkgs/applications/networking/instant-messengers/hipchat/default.nix
@@ -80,7 +80,7 @@ in stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Desktop client for HipChat services";
-    homepage = http://www.hipchat.com;
+    homepage = "http://www.hipchat.com";
     license = licenses.unfree;
     platforms = [ "x86_64-linux" ];
     maintainers = with maintainers; [ puffnfresh ];
diff --git a/pkgs/applications/networking/instant-messengers/jackline/default.nix b/pkgs/applications/networking/instant-messengers/jackline/default.nix
index 169ddf65b29cd..b3fc9d1051510 100644
--- a/pkgs/applications/networking/instant-messengers/jackline/default.nix
+++ b/pkgs/applications/networking/instant-messengers/jackline/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation {
   inherit (ocamlPackages.topkg) installPhase;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/hannesm/jackline;
+    homepage = "https://github.com/hannesm/jackline";
     description = "Terminal-based XMPP client in OCaml";
     license = licenses.bsd2;
     maintainers = with maintainers; [ sternenseemann ];
diff --git a/pkgs/applications/networking/instant-messengers/jitsi/default.nix b/pkgs/applications/networking/instant-messengers/jitsi/default.nix
index 7e01f97fe0dfb..13013dc4c7533 100644
--- a/pkgs/applications/networking/instant-messengers/jitsi/default.nix
+++ b/pkgs/applications/networking/instant-messengers/jitsi/default.nix
@@ -62,7 +62,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://jitsi.org/;
+    homepage = "https://jitsi.org/";
     description = "Open Source Video Calls and Chat";
     license = licenses.lgpl21Plus;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/linphone/default.nix b/pkgs/applications/networking/instant-messengers/linphone/default.nix
index b1927395a5705..ced6f91fa1c8b 100644
--- a/pkgs/applications/networking/instant-messengers/linphone/default.nix
+++ b/pkgs/applications/networking/instant-messengers/linphone/default.nix
@@ -230,7 +230,7 @@ mkDerivation rec {
   '';
 
   meta = with lib; {
-    homepage = https://www.linphone.org/;
+    homepage = "https://www.linphone.org/";
     description = "Open source SIP phone for voice/video calls and instant messaging";
     license = licenses.gpl3;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/matrix-recorder/node-packages.nix b/pkgs/applications/networking/instant-messengers/matrix-recorder/node-packages.nix
index 012ad195a71b9..577619dcc04ef 100644
--- a/pkgs/applications/networking/instant-messengers/matrix-recorder/node-packages.nix
+++ b/pkgs/applications/networking/instant-messengers/matrix-recorder/node-packages.nix
@@ -784,7 +784,7 @@ let
       version = "2.3.0";
       src = fetchurl {
         name = "olm-2.3.0.tar.gz";
-        url = https://packages.matrix.org/npm/olm/olm-2.3.0.tgz;
+        url = "https://packages.matrix.org/npm/olm/olm-2.3.0.tgz";
         sha256 = "1f0f037a025a44509646cb849ded7c1a1f55e7bfed240fad19676c002fcd953a";
       };
     };
diff --git a/pkgs/applications/networking/instant-messengers/mattermost-desktop/default.nix b/pkgs/applications/networking/instant-messengers/mattermost-desktop/default.nix
index dbfc87b8e8d43..0a41c9666b68e 100644
--- a/pkgs/applications/networking/instant-messengers/mattermost-desktop/default.nix
+++ b/pkgs/applications/networking/instant-messengers/mattermost-desktop/default.nix
@@ -90,7 +90,7 @@ in
 
     meta = with stdenv.lib; {
       description = "Mattermost Desktop client";
-      homepage    = https://about.mattermost.com/;
+      homepage    = "https://about.mattermost.com/";
       license     = licenses.asl20;
       platforms   = [ "x86_64-linux" "i686-linux" ];
       maintainers = [ maintainers.joko ];
diff --git a/pkgs/applications/networking/instant-messengers/mcabber/default.nix b/pkgs/applications/networking/instant-messengers/mcabber/default.nix
index f411112371144..98b326820b9fc 100644
--- a/pkgs/applications/networking/instant-messengers/mcabber/default.nix
+++ b/pkgs/applications/networking/instant-messengers/mcabber/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
   doCheck = true;
 
   meta = with stdenv.lib; {
-    homepage = http://mcabber.com/;
+    homepage = "http://mcabber.com/";
     description = "Small Jabber console client";
     license = licenses.gpl2;
     maintainers = with maintainers; [ pSub ];
diff --git a/pkgs/applications/networking/instant-messengers/mikutter/default.nix b/pkgs/applications/networking/instant-messengers/mikutter/default.nix
index 7d2037d16a777..5c86157f50231 100644
--- a/pkgs/applications/networking/instant-messengers/mikutter/default.nix
+++ b/pkgs/applications/networking/instant-messengers/mikutter/default.nix
@@ -74,7 +74,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "An extensible Twitter client";
-    homepage = https://mikutter.hachune.net;
+    homepage = "https://mikutter.hachune.net";
     platforms = ruby.meta.platforms;
     license = licenses.mit;
     broken = true;
diff --git a/pkgs/applications/networking/instant-messengers/mm/default.nix b/pkgs/applications/networking/instant-messengers/mm/default.nix
index 7122a509215df..3bdfcbfe7d1d1 100644
--- a/pkgs/applications/networking/instant-messengers/mm/default.nix
+++ b/pkgs/applications/networking/instant-messengers/mm/default.nix
@@ -15,7 +15,7 @@ buildGoPackage {
 
   meta = {
     description = "A file system based matrix client";
-    homepage = https://gitlab.com/meutraa/mm;
+    homepage = "https://gitlab.com/meutraa/mm";
     license = stdenv.lib.licenses.isc;
   };
 }
diff --git a/pkgs/applications/networking/instant-messengers/nheko/default.nix b/pkgs/applications/networking/instant-messengers/nheko/default.nix
index f214f72214388..1938bae4f74c1 100644
--- a/pkgs/applications/networking/instant-messengers/nheko/default.nix
+++ b/pkgs/applications/networking/instant-messengers/nheko/default.nix
@@ -71,7 +71,7 @@ mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Desktop client for the Matrix protocol";
-    homepage = https://github.com/Nheko-Reborn/nheko;
+    homepage = "https://github.com/Nheko-Reborn/nheko";
     maintainers = with maintainers; [ ekleog fpletz ];
     platforms = platforms.unix;
     license = licenses.gpl3Plus;
diff --git a/pkgs/applications/networking/instant-messengers/oysttyer/default.nix b/pkgs/applications/networking/instant-messengers/oysttyer/default.nix
index 3b3b0c2fd6618..e3595e07a788c 100644
--- a/pkgs/applications/networking/instant-messengers/oysttyer/default.nix
+++ b/pkgs/applications/networking/instant-messengers/oysttyer/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     inherit version;
     description = "Perl Console Twitter Client";
-    homepage    = http://oysttyer.github.io/;
+    homepage    = "http://oysttyer.github.io/";
     maintainers = with maintainers; [ woffs ];
     license = with licenses; [ ffsl ];
   };
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/carbons/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/carbons/default.nix
index 079fc7d57fb1d..18511630c93ec 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/carbons/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/carbons/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ libxml2 pidgin ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/gkdr/carbons;
+    homepage = "https://github.com/gkdr/carbons";
     description = "XEP-0280: Message Carbons plugin for libpurple";
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/msn-pecan/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/msn-pecan/default.nix
index 4521494430960..eccb8de31e59b 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/msn-pecan/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/msn-pecan/default.nix
@@ -3,13 +3,13 @@
 stdenv.mkDerivation {
   name = "pidgin-msn-pecan-0.1.4";
   src = fetchurl {
-    url = http://msn-pecan.googlecode.com/files/msn-pecan-0.1.4.tar.bz2;
+    url = "http://msn-pecan.googlecode.com/files/msn-pecan-0.1.4.tar.bz2";
     sha256 = "0d43z2ay9is1r2kkc9my8pz0fwdyzv7k19vdmbird18lg7rlbjd2";
   };
 
   meta = {
     description = "Alternative MSN protocol plug-in for Pidgin IM";
-    homepage = https://github.com/felipec/msn-pecan;
+    homepage = "https://github.com/felipec/msn-pecan";
     platforms = stdenv.lib.platforms.linux;
   };
 
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/otr/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/otr/default.nix
index 9f5c246ede634..bdc16d101f556 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/otr/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/otr/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ libotr pidgin intltool ];
 
   meta = with stdenv.lib; {
-    homepage = https://otr.cypherpunks.ca/;
+    homepage = "https://otr.cypherpunks.ca/";
     description = "Plugin for Pidgin 2.x which implements OTR Messaging";
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-latex/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-latex/default.nix
index bfd4b1abd5e56..1fd248e0c89d9 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-latex/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-latex/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation {
   };
 
   meta = with stdenv.lib; {
-    homepage = https://sourceforge.net/projects/pidgin-latex/;
+    homepage = "https://sourceforge.net/projects/pidgin-latex/";
     description = "LaTeX rendering plugin for Pidgin IM";
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-mra/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-mra/default.nix
index 3555e5a7197bf..13e165ad7a13e 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-mra/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-mra/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation {
   ];
 
   meta = {
-    homepage = https://github.com/dreadatour/pidgin-mra;
+    homepage = "https://github.com/dreadatour/pidgin-mra";
     description = "Mail.ru Agent plugin for Pidgin / libpurple";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-opensteamworks/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-opensteamworks/default.nix
index 6d527f3a7e46f..067a71a93dd52 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-opensteamworks/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-opensteamworks/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
   ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/EionRobb/pidgin-opensteamworks;
+    homepage = "https://github.com/EionRobb/pidgin-opensteamworks";
     description = "Plugin for Pidgin 2.x which implements Steam Friends/Steam IM compatibility";
     license = licenses.gpl3;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-osd/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-osd/default.nix
index ff065e7e2ce33..bf9979c19f257 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-osd/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-osd/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ xosd pidgin ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/mbroemme/pidgin-osd;
+    homepage = "https://github.com/mbroemme/pidgin-osd";
     description = "Plugin for Pidgin which implements on-screen display via libxosd";
     license = licenses.gpl3;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-skypeweb/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-skypeweb/default.nix
index c418b2e992a87..cae84c054e89f 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-skypeweb/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-skypeweb/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   PKG_CONFIG_PURPLE_DATADIR = "${placeholder "out"}/share";
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/EionRobb/skype4pidgin;
+    homepage = "https://github.com/EionRobb/skype4pidgin";
     description = "SkypeWeb plugin for Pidgin";
     license = licenses.gpl3;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-xmpp-receipts/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-xmpp-receipts/default.nix
index 7302ba89a715f..463b6326b5a24 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-xmpp-receipts/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/pidgin-xmpp-receipts/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://devel.kondorgulasch.de/pidgin-xmpp-receipts/;
+    homepage = "http://devel.kondorgulasch.de/pidgin-xmpp-receipts/";
     description = "Message delivery receipts (XEP-0184) Pidgin plugin";
     license = licenses.gpl3;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-discord/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-discord/default.nix
index 6695f8cb69b84..0322005ae9352 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-discord/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-discord/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation {
   PKG_CONFIG_PURPLE_DATADIR = "${placeholder "out"}/share";
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/EionRobb/purple-discord;
+    homepage = "https://github.com/EionRobb/purple-discord";
     description = "Discord plugin for Pidgin";
     license = licenses.gpl3;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-hangouts/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-hangouts/default.nix
index 5d2292b50ad0c..204d99f6d7aba 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-hangouts/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-hangouts/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation {
   PKG_CONFIG_PURPLE_DATADIR = "${placeholder "out"}/share";
 
   meta = with stdenv.lib; {
-    homepage = https://bitbucket.org/EionRobb/purple-hangouts;
+    homepage = "https://bitbucket.org/EionRobb/purple-hangouts";
     description = "Native Hangouts support for pidgin";
     license = licenses.gpl3;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-lurch/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-lurch/default.nix
index e488ae73be008..0a6aa1a133d6e 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-lurch/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-lurch/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/gkdr/lurch;
+    homepage = "https://github.com/gkdr/lurch";
     description = "XEP-0384: OMEMO Encryption for libpurple";
     license = licenses.gpl3;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-matrix/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-matrix/default.nix
index e9a0812e925b1..999235314fe6f 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-matrix/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-matrix/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/matrix-org/purple-matrix;
+    homepage = "https://github.com/matrix-org/purple-matrix";
     description = "Matrix support for Pidgin / libpurple";
     license = licenses.gpl2;
     maintainers = with maintainers; [ symphorien ];
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-plugin-pack/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-plugin-pack/default.nix
index 8022d32a081af..6739befbfea48 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-plugin-pack/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-plugin-pack/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ pidgin intltool python ];
 
   meta = with stdenv.lib; {
-    homepage = https://bitbucket.org/rekkanoryo/purple-plugin-pack;
+    homepage = "https://bitbucket.org/rekkanoryo/purple-plugin-pack";
     description = "Plugin pack for Pidgin 2.x";
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-slack/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-slack/default.nix
index 10973345dec99..7d7abbd1eed6f 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-slack/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-slack/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation {
   PKG_CONFIG_PURPLE_DATAROOTDIR = "${placeholder "out"}/share";
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/dylex/slack-libpurple;
+    homepage = "https://github.com/dylex/slack-libpurple";
     description = "Slack plugin for Pidgin";
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-vk-plugin/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-vk-plugin/default.nix
index edb4ca3c34951..76b242659e7ad 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-vk-plugin/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-vk-plugin/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation {
   cmakeFlags = [ "-DCMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT=1" ];
 
   meta = {
-    homepage = https://bitbucket.org/olegoandreev/purple-vk-plugin;
+    homepage = "https://bitbucket.org/olegoandreev/purple-vk-plugin";
     description = "Vk (russian social network) plugin for Pidgin / libpurple";
     license = stdenv.lib.licenses.gpl3;
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-xmpp-http-upload/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-xmpp-http-upload/default.nix
index 83904531753b3..3277e12ec086d 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-xmpp-http-upload/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/purple-xmpp-http-upload/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/Junker/purple-xmpp-http-upload;
+    homepage = "https://github.com/Junker/purple-xmpp-http-upload";
     description = "HTTP File Upload plugin for libpurple (XMPP Protocol XEP-0363)";
     license = licenses.gpl3;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/skype4pidgin/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/skype4pidgin/default.nix
index 6657ff96b11fd..253d2ddfe24a2 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/skype4pidgin/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/skype4pidgin/default.nix
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ pidgin libnotify gdk-pixbuf glib dbus dbus-glib ];
 
   meta = {
-    homepage = https://github.com/novas0x2a/skype4pidgin;
+    homepage = "https://github.com/novas0x2a/skype4pidgin";
     license = stdenv.lib.licenses.gpl3Plus;
     description = "Plugin to use a running skype account through pidgin";
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/telegram-purple/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/telegram-purple/default.nix
index c38ff8f454e9d..38424ca25979b 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/telegram-purple/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/telegram-purple/default.nix
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/majn/telegram-purple;
+    homepage = "https://github.com/majn/telegram-purple";
     description = "Telegram for Pidgin / libpurple";
     license = licenses.gpl2;
     maintainers = [ maintainers.jagajaga ];
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/tox-prpl/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/tox-prpl/default.nix
index 41f205514e763..de48ee26a6ed4 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/tox-prpl/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/tox-prpl/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ autoreconfHook ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/jin-eld/tox-prpl;
+    homepage = "https://github.com/jin-eld/tox-prpl";
     description = "Tox plugin for Pidgin / libpurple";
     license = licenses.gpl3;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/window-merge/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/window-merge/default.nix
index 8f86256069ce9..f576f2ad9c3e7 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin-plugins/window-merge/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/window-merge/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ pidgin ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/dm0-/window_merge;
+    homepage = "https://github.com/dm0-/window_merge";
     description = "Pidgin plugin that merges the Buddy List window with a conversation window";
     license = licenses.gpl3;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/pidgin/default.nix b/pkgs/applications/networking/instant-messengers/pidgin/default.nix
index 71168e1a692c2..369ae0693246e 100644
--- a/pkgs/applications/networking/instant-messengers/pidgin/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pidgin/default.nix
@@ -67,7 +67,7 @@ let unwrapped = stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Multi-protocol instant messaging client";
-    homepage = http://pidgin.im;
+    homepage = "http://pidgin.im";
     license = licenses.gpl2Plus;
     platforms = platforms.linux;
     maintainers = [ maintainers.vcunat ];
diff --git a/pkgs/applications/networking/instant-messengers/poezio/default.nix b/pkgs/applications/networking/instant-messengers/poezio/default.nix
index 31c9fb4e7c3fb..f7238419b5394 100644
--- a/pkgs/applications/networking/instant-messengers/poezio/default.nix
+++ b/pkgs/applications/networking/instant-messengers/poezio/default.nix
@@ -23,7 +23,7 @@ buildPythonApplication rec {
 
     meta = with lib; {
       description = "Free console XMPP client";
-      homepage = https://poez.io;
+      homepage = "https://poez.io";
       license = licenses.mit;
       maintainers = [ maintainers.lsix ];
     };
diff --git a/pkgs/applications/networking/instant-messengers/profanity/default.nix b/pkgs/applications/networking/instant-messengers/profanity/default.nix
index f6c1aa14e0ff0..86e760d497ce5 100644
--- a/pkgs/applications/networking/instant-messengers/profanity/default.nix
+++ b/pkgs/applications/networking/instant-messengers/profanity/default.nix
@@ -71,7 +71,7 @@ stdenv.mkDerivation rec {
       Profanity is a console based XMPP client written in C using ncurses and
       libstrophe, inspired by Irssi.
     '';
-    homepage = http://www.profanity.im/;
+    homepage = "http://www.profanity.im/";
     license = licenses.gpl3Plus;
     platforms = platforms.unix;
     maintainers = [ maintainers.devhell ];
diff --git a/pkgs/applications/networking/instant-messengers/pybitmessage/default.nix b/pkgs/applications/networking/instant-messengers/pybitmessage/default.nix
index 111f4e728e785..d76b8dd206e46 100644
--- a/pkgs/applications/networking/instant-messengers/pybitmessage/default.nix
+++ b/pkgs/applications/networking/instant-messengers/pybitmessage/default.nix
@@ -31,7 +31,7 @@ python2Packages.buildPythonApplication rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://bitmessage.org/;
+    homepage = "https://bitmessage.org/";
     description = "The official Bitmessage client";
     license = licenses.mit;
     maintainers = with maintainers; [ jgillich ];
diff --git a/pkgs/applications/networking/instant-messengers/qtox/default.nix b/pkgs/applications/networking/instant-messengers/qtox/default.nix
index a78e5d1c2d12e..e3fc384f0f087 100644
--- a/pkgs/applications/networking/instant-messengers/qtox/default.nix
+++ b/pkgs/applications/networking/instant-messengers/qtox/default.nix
@@ -43,7 +43,7 @@ in mkDerivation {
 
   meta = with lib; {
     description = "Qt Tox client";
-    homepage    = https://tox.chat;
+    homepage    = "https://tox.chat";
     license     = licenses.gpl3;
     maintainers = with maintainers; [ akaWolf peterhoeg ];
     platforms   = platforms.all;
diff --git a/pkgs/applications/networking/instant-messengers/rambox/default.nix b/pkgs/applications/networking/instant-messengers/rambox/default.nix
index 71102e7ed7761..1237892ef64c9 100644
--- a/pkgs/applications/networking/instant-messengers/rambox/default.nix
+++ b/pkgs/applications/networking/instant-messengers/rambox/default.nix
@@ -41,7 +41,7 @@ in stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Free and Open Source messaging and emailing app that combines common web applications into one";
-    homepage = http://rambox.pro;
+    homepage = "http://rambox.pro";
     license = licenses.mit;
     maintainers = with maintainers; [ gnidorah ma27 ];
     platforms = ["i686-linux" "x86_64-linux"];
diff --git a/pkgs/applications/networking/instant-messengers/ratox/default.nix b/pkgs/applications/networking/instant-messengers/ratox/default.nix
index 3768ecd137fb5..212ba3a31a4b9 100644
--- a/pkgs/applications/networking/instant-messengers/ratox/default.nix
+++ b/pkgs/applications/networking/instant-messengers/ratox/default.nix
@@ -28,7 +28,7 @@ in stdenv.mkDerivation {
 
   meta = {
     description = "FIFO based tox client";
-    homepage = http://ratox.2f30.org/;
+    homepage = "http://ratox.2f30.org/";
     license = licenses.isc;
     maintainers = with maintainers; [ ehmry ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/ricochet/default.nix b/pkgs/applications/networking/instant-messengers/ricochet/default.nix
index 96ce9c32a7d67..01295697ad3af 100644
--- a/pkgs/applications/networking/instant-messengers/ricochet/default.nix
+++ b/pkgs/applications/networking/instant-messengers/ricochet/default.nix
@@ -51,7 +51,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Anonymous peer-to-peer instant messaging";
-    homepage = https://ricochet.im;
+    homepage = "https://ricochet.im";
     license = licenses.bsd3;
     maintainers = [ maintainers.codsl maintainers.jgillich maintainers.np ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/ring-daemon/default.nix b/pkgs/applications/networking/instant-messengers/ring-daemon/default.nix
index 97c00924d6cff..55624643a018e 100644
--- a/pkgs/applications/networking/instant-messengers/ring-daemon/default.nix
+++ b/pkgs/applications/networking/instant-messengers/ring-daemon/default.nix
@@ -44,7 +44,7 @@ let
   ]);
 
   src = fetchgit {
-    url = https://gitlab.savoirfairelinux.com/ring/ring-daemon.git;
+    url = "https://gitlab.savoirfairelinux.com/ring/ring-daemon.git";
     rev = "006b8dc7be08fe9beb68709af71004e7bc1ceb5c";
     sha256 = "0ih9g0rismrhx6nqcy3jqfbcs166grg0shnfmrnmykl9h0xy8z47";
   };
@@ -140,7 +140,7 @@ stdenv.mkDerivation {
       graphical user interfaces and even scripts to control the daemon from the
       shell.
     '';
-    homepage = https://ring.cx;
+    homepage = "https://ring.cx";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ taeer olynch ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/ring-daemon/restbed.nix b/pkgs/applications/networking/instant-messengers/ring-daemon/restbed.nix
index d4298a3d32f3e..775b9015eb0e1 100644
--- a/pkgs/applications/networking/instant-messengers/ring-daemon/restbed.nix
+++ b/pkgs/applications/networking/instant-messengers/ring-daemon/restbed.nix
@@ -33,7 +33,7 @@ stdenv.mkDerivation {
       business processes. Targeting mobile, tablet, desktop, and embedded
       production environments.
     '';
-    homepage = https://corvusoft.co.uk/;
+    homepage = "https://corvusoft.co.uk/";
     license = licenses.agpl3;
     maintainers = with maintainers; [ taeer ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/riot/riot-desktop.nix b/pkgs/applications/networking/instant-messengers/riot/riot-desktop.nix
index 37fcafd961ae0..70be3698a7896 100644
--- a/pkgs/applications/networking/instant-messengers/riot/riot-desktop.nix
+++ b/pkgs/applications/networking/instant-messengers/riot/riot-desktop.nix
@@ -89,7 +89,7 @@ in mkYarnPackage rec {
 
   meta = with stdenv.lib; {
     description = "A feature-rich client for Matrix.org";
-    homepage = https://about.riot.im/;
+    homepage = "https://about.riot.im/";
     license = licenses.asl20;
     maintainers = with maintainers; [ pacien worldofpeace ];
     inherit (electron.meta) platforms;
diff --git a/pkgs/applications/networking/instant-messengers/riot/riot-web.nix b/pkgs/applications/networking/instant-messengers/riot/riot-web.nix
index 69699505bb625..78fc4b45f6b1a 100644
--- a/pkgs/applications/networking/instant-messengers/riot/riot-web.nix
+++ b/pkgs/applications/networking/instant-messengers/riot/riot-web.nix
@@ -31,7 +31,7 @@ in stdenv.mkDerivation rec {
 
   meta = {
     description = "A glossy Matrix collaboration client for the web";
-    homepage = http://riot.im/;
+    homepage = "http://riot.im/";
     maintainers = with stdenv.lib.maintainers; [ bachp pacien ma27 ];
     license = stdenv.lib.licenses.asl20;
     platforms = stdenv.lib.platforms.all;
diff --git a/pkgs/applications/networking/instant-messengers/salut-a-toi/default.nix b/pkgs/applications/networking/instant-messengers/salut-a-toi/default.nix
index 13c7281aea7c9..6b9593a24b7f1 100644
--- a/pkgs/applications/networking/instant-messengers/salut-a-toi/default.nix
+++ b/pkgs/applications/networking/instant-messengers/salut-a-toi/default.nix
@@ -51,7 +51,7 @@ in
     '';
 
     meta = with stdenv.lib; {
-      homepage = http://sat.goffi.org/;
+      homepage = "http://sat.goffi.org/";
       description = "A multi-frontend XMPP client";
       platforms = platforms.linux;
       maintainers = [ maintainers.raskin ];
diff --git a/pkgs/applications/networking/instant-messengers/scudcloud/default.nix b/pkgs/applications/networking/instant-messengers/scudcloud/default.nix
index 54959383f08e2..b16659ba44cd9 100644
--- a/pkgs/applications/networking/instant-messengers/scudcloud/default.nix
+++ b/pkgs/applications/networking/instant-messengers/scudcloud/default.nix
@@ -13,7 +13,7 @@ in python3Packages.buildPythonPackage {
 
   meta = with stdenv.lib; {
     description = "Non-official desktop client for Slack";
-    homepage = https://github.com/raelgc/scudcloud;
+    homepage = "https://github.com/raelgc/scudcloud";
     license = licenses.mit;
     platforms = platforms.linux;
     maintainers = with maintainers; [ volhovm ];
diff --git a/pkgs/applications/networking/instant-messengers/silc-client/default.nix b/pkgs/applications/networking/instant-messengers/silc-client/default.nix
index 1219440bf8335..0c84e1c5c80a5 100644
--- a/pkgs/applications/networking/instant-messengers/silc-client/default.nix
+++ b/pkgs/applications/networking/instant-messengers/silc-client/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation {
   buildInputs = [ perl glib ncurses ];
 
   meta = {
-    homepage = http://silcnet.org/;
+    homepage = "http://silcnet.org/";
     description = "Secure Internet Live Conferencing server";
     license = stdenv.lib.licenses.gpl2;
     maintainers = with stdenv.lib.maintainers; [viric];
diff --git a/pkgs/applications/networking/instant-messengers/sky/default.nix b/pkgs/applications/networking/instant-messengers/sky/default.nix
index cdc176be65b04..fe8b251c4048d 100644
--- a/pkgs/applications/networking/instant-messengers/sky/default.nix
+++ b/pkgs/applications/networking/instant-messengers/sky/default.nix
@@ -10,7 +10,7 @@
    # Sky is linked to the libjpeg 8 version and checks for the version number in the code.
    libjpeg_original_fix = libjpeg_original.overrideAttrs (oldAttrs: {
     src = fetchurl{
-      url = https://www.ijg.org/files/jpegsrc.v8d.tar.gz;
+      url = "https://www.ijg.org/files/jpegsrc.v8d.tar.gz";
       sha256 = "1cz0dy05mgxqdgjf52p54yxpyy95rgl30cnazdrfmw7hfca9n0h0";
     };
   });
@@ -77,7 +77,7 @@ stdenv.mkDerivation rec {
     longDescription = ''
       Lync & Skype for business on linux
     '';
-    homepage = https://tel.red/;
+    homepage = "https://tel.red/";
     license = licenses.unfree;
     maintainers = [ maintainers.Scriptkiddi ];
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/instant-messengers/skype-call-recorder/default.nix b/pkgs/applications/networking/instant-messengers/skype-call-recorder/default.nix
index 8093f91feb3e4..57d1ffece71a2 100644
--- a/pkgs/applications/networking/instant-messengers/skype-call-recorder/default.nix
+++ b/pkgs/applications/networking/instant-messengers/skype-call-recorder/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
   NIX_LDFLAGS = "-lvorbis";
 
   meta = {
-    homepage = http://atdot.ch/scr/;
+    homepage = "http://atdot.ch/scr/";
     description = "Open source tool to record your Skype calls on Linux";
     license = stdenv.lib.licenses.gpl2Plus;
     platforms = with stdenv.lib.platforms; linux;
diff --git a/pkgs/applications/networking/instant-messengers/skypeforlinux/default.nix b/pkgs/applications/networking/instant-messengers/skypeforlinux/default.nix
index 3aaaa7eb8ba04..5eda7971748f1 100644
--- a/pkgs/applications/networking/instant-messengers/skypeforlinux/default.nix
+++ b/pkgs/applications/networking/instant-messengers/skypeforlinux/default.nix
@@ -111,7 +111,7 @@ in stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Linux client for skype";
-    homepage = https://www.skype.com;
+    homepage = "https://www.skype.com";
     license = licenses.unfree;
     maintainers = with stdenv.lib.maintainers; [ panaeon jraygauthier ];
     platforms = [ "x86_64-linux" ];
diff --git a/pkgs/applications/networking/instant-messengers/slack-term/default.nix b/pkgs/applications/networking/instant-messengers/slack-term/default.nix
index d1f3e98c4ec27..c862c253c00a6 100644
--- a/pkgs/applications/networking/instant-messengers/slack-term/default.nix
+++ b/pkgs/applications/networking/instant-messengers/slack-term/default.nix
@@ -16,7 +16,7 @@ buildGoPackage rec {
 
   meta = with stdenv.lib; {
     description = "Slack client for your terminal";
-    homepage = https://github.com/erroneousboat/slack-term;
+    homepage = "https://github.com/erroneousboat/slack-term";
     license = licenses.mit;
     maintainers = with maintainers; [ dtzWill ];
   };
diff --git a/pkgs/applications/networking/instant-messengers/slack/default.nix b/pkgs/applications/networking/instant-messengers/slack/default.nix
index 712d45e2b199b..e9a795b59cdc7 100644
--- a/pkgs/applications/networking/instant-messengers/slack/default.nix
+++ b/pkgs/applications/networking/instant-messengers/slack/default.nix
@@ -46,7 +46,7 @@ let
 
   meta = with stdenv.lib; {
     description = "Desktop client for Slack";
-    homepage = https://slack.com;
+    homepage = "https://slack.com";
     license = licenses.unfree;
     maintainers = with maintainers; [ mmahut ];
     platforms = [ "x86_64-darwin" "x86_64-linux" ];
diff --git a/pkgs/applications/networking/instant-messengers/stride/default.nix b/pkgs/applications/networking/instant-messengers/stride/default.nix
index 7a9ab4d127c4d..895ad30360e97 100644
--- a/pkgs/applications/networking/instant-messengers/stride/default.nix
+++ b/pkgs/applications/networking/instant-messengers/stride/default.nix
@@ -60,7 +60,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Desktop client for Atlassian Stride";
-    homepage = https://www.stride.com/;
+    homepage = "https://www.stride.com/";
     license = licenses.unfree;
     platforms = [ "x86_64-linux" ];
     maintainers = with maintainers; [ puffnfresh ];
diff --git a/pkgs/applications/networking/instant-messengers/swift-im/default.nix b/pkgs/applications/networking/instant-messengers/swift-im/default.nix
index 0f1a7478a1872..ce59d5746190e 100644
--- a/pkgs/applications/networking/instant-messengers/swift-im/default.nix
+++ b/pkgs/applications/networking/instant-messengers/swift-im/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
   installFlags = [ "SWIFT_INSTALLDIR=${placeholder "out"}" ];
 
   meta = with stdenv.lib; {
-    homepage = https://swift.im/;
+    homepage = "https://swift.im/";
     description = "Qt XMPP client";
     license = licenses.gpl3;
     maintainers = with maintainers; [ orivej ];
diff --git a/pkgs/applications/networking/instant-messengers/teamspeak/client.nix b/pkgs/applications/networking/instant-messengers/teamspeak/client.nix
index c2a9f4be90a2e..b9835f45d27e2 100644
--- a/pkgs/applications/networking/instant-messengers/teamspeak/client.nix
+++ b/pkgs/applications/networking/instant-messengers/teamspeak/client.nix
@@ -101,10 +101,10 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "The TeamSpeak voice communication tool";
-    homepage = https://teamspeak.com/;
+    homepage = "https://teamspeak.com/";
     license = {
       fullName = "Teamspeak client license";
-      url = http://sales.teamspeakusa.com/licensing.php;
+      url = "http://sales.teamspeakusa.com/licensing.php";
       free = false;
     };
     maintainers = [ stdenv.lib.maintainers.lhvwb ];
diff --git a/pkgs/applications/networking/instant-messengers/teamspeak/server.nix b/pkgs/applications/networking/instant-messengers/teamspeak/server.nix
index 1cc3cf9cdd59a..8af582c3f37f9 100644
--- a/pkgs/applications/networking/instant-messengers/teamspeak/server.nix
+++ b/pkgs/applications/networking/instant-messengers/teamspeak/server.nix
@@ -30,7 +30,7 @@ in stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "TeamSpeak voice communication server";
-    homepage = https://teamspeak.com/;
+    homepage = "https://teamspeak.com/";
     license = licenses.unfreeRedistributable;
     platforms = platforms.linux;
     maintainers = with maintainers; [ arobyn gerschtli ];
diff --git a/pkgs/applications/networking/instant-messengers/telegram/kotatogram-desktop/default.nix b/pkgs/applications/networking/instant-messengers/telegram/kotatogram-desktop/default.nix
index 862659fde8d9b..976eac59040e2 100644
--- a/pkgs/applications/networking/instant-messengers/telegram/kotatogram-desktop/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telegram/kotatogram-desktop/default.nix
@@ -48,7 +48,7 @@ mkDerivation rec {
     '';
     license = licenses.gpl3;
     platforms = platforms.linux;
-    homepage = https://kotatogram.github.io;
+    homepage = "https://kotatogram.github.io";
     maintainers = with maintainers; [ ilya-fedin ];
   };
 }
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/gabble/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/gabble/default.nix
index a0cc73da46d86..d81af8388aac9 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/gabble/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/gabble/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   doCheck = true;
 
   meta = with stdenv.lib; {
-    homepage = https://telepathy.freedesktop.org/components/telepathy-gabble/;
+    homepage = "https://telepathy.freedesktop.org/components/telepathy-gabble/";
     description = "Jabber/XMPP connection manager for the Telepathy framework";
     license = licenses.lgpl21Plus;
     platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/haze/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/haze/default.nix
index 769e639314e06..6d4ff62f22a8b 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/haze/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/haze/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
     # Patch from Gentoo that helps telepathy-haze build with more
     # recent versions of pidgin.
     (fetchpatch {
-      url = https://raw.githubusercontent.com/gentoo/gentoo/master/net-voip/telepathy-haze/files/telepathy-haze-0.8.0-pidgin-2.10.12-compat.patch;
+      url = "https://raw.githubusercontent.com/gentoo/gentoo/master/net-voip/telepathy-haze/files/telepathy-haze-0.8.0-pidgin-2.10.12-compat.patch";
       sha256 = "0fa1p4n1559qd096w7ya4kvfnc1c98ykarkxzlpkwvzbczwzng3c";
     })
   ];
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/logger/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/logger/default.nix
index af0ca1589e5aa..f8e1f1f2c665d 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/logger/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/logger/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Logger service for Telepathy framework";
-    homepage = https://telepathy.freedesktop.org/components/telepathy-logger/;
+    homepage = "https://telepathy.freedesktop.org/components/telepathy-logger/";
     license = licenses.lgpl21;
     maintainers = with maintainers; [ jtojnar ];
     platforms = platforms.gnu ++ platforms.linux; # Arbitrary choice
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/mission-control/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/mission-control/default.nix
index d91cc5f8c84f2..c590b6a0896d3 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/mission-control/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/mission-control/default.nix
@@ -56,7 +56,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "An account manager and channel dispatcher for the Telepathy framework";
-    homepage = https://telepathy.freedesktop.org/components/telepathy-mission-control/;
+    homepage = "https://telepathy.freedesktop.org/components/telepathy-mission-control/";
     license = licenses.lgpl21;
     maintainers = with maintainers; [ jtojnar ];
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/instant-messengers/tensor/default.nix b/pkgs/applications/networking/instant-messengers/tensor/default.nix
index 11845ecfb26cb..dcb2c720bc626 100644
--- a/pkgs/applications/networking/instant-messengers/tensor/default.nix
+++ b/pkgs/applications/networking/instant-messengers/tensor/default.nix
@@ -46,7 +46,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://matrix.org/docs/projects/client/tensor.html;
+    homepage = "https://matrix.org/docs/projects/client/tensor.html";
     description = "Cross-platform Qt5/QML-based Matrix client";
     license = licenses.gpl3;
     maintainers = with maintainers; [ peterhoeg ];
diff --git a/pkgs/applications/networking/instant-messengers/torchat/default.nix b/pkgs/applications/networking/instant-messengers/torchat/default.nix
index edfec97edf8ae..8231f481ee0d9 100644
--- a/pkgs/applications/networking/instant-messengers/torchat/default.nix
+++ b/pkgs/applications/networking/instant-messengers/torchat/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/prof7bit/TorChat;
+    homepage = "https://github.com/prof7bit/TorChat";
     description = "Instant messaging application on top of the Tor network and it's location hidden services";
     license = licenses.gpl3;
     maintainers = [ maintainers.phreedom ];
diff --git a/pkgs/applications/networking/instant-messengers/turses/default.nix b/pkgs/applications/networking/instant-messengers/turses/default.nix
index 27977dae15f89..b6017277b0a50 100644
--- a/pkgs/applications/networking/instant-messengers/turses/default.nix
+++ b/pkgs/applications/networking/instant-messengers/turses/default.nix
@@ -45,7 +45,7 @@ buildPythonPackage rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/louipc/turses;
+    homepage = "https://github.com/louipc/turses";
     description = "A Twitter client for the console";
     license = licenses.gpl3;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/applications/networking/instant-messengers/utox/default.nix b/pkgs/applications/networking/instant-messengers/utox/default.nix
index 5ef0d9162429a..b360793e484b7 100644
--- a/pkgs/applications/networking/instant-messengers/utox/default.nix
+++ b/pkgs/applications/networking/instant-messengers/utox/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Lightweight Tox client";
-    homepage = https://github.com/uTox/uTox;
+    homepage = "https://github.com/uTox/uTox";
     license = licenses.gpl3;
     maintainers = with maintainers; [ domenkozar ];
     platforms = platforms.all;
diff --git a/pkgs/applications/networking/instant-messengers/vacuum/default.nix b/pkgs/applications/networking/instant-messengers/vacuum/default.nix
index 923ce3737532b..cbd32347c4e2c 100644
--- a/pkgs/applications/networking/instant-messengers/vacuum/default.nix
+++ b/pkgs/applications/networking/instant-messengers/vacuum/default.nix
@@ -36,6 +36,6 @@ stdenv.mkDerivation {
     maintainers = [ maintainers.raskin ];
     platforms = platforms.linux;
     license = licenses.gpl3;
-    homepage = http://www.vacuum-im.org;
+    homepage = "http://www.vacuum-im.org";
   };
 }
diff --git a/pkgs/applications/networking/instant-messengers/viber/default.nix b/pkgs/applications/networking/instant-messengers/viber/default.nix
index acdec1dc99c9a..e53b8c7391e8f 100644
--- a/pkgs/applications/networking/instant-messengers/viber/default.nix
+++ b/pkgs/applications/networking/instant-messengers/viber/default.nix
@@ -94,7 +94,7 @@ stdenv.mkDerivation {
   dontPatchELF = true;
 
   meta = {
-    homepage = http://www.viber.com;
+    homepage = "http://www.viber.com";
     description = "An instant messaging and Voice over IP (VoIP) app";
     license = stdenv.lib.licenses.unfree;
     platforms = [ "x86_64-linux" ];
diff --git a/pkgs/applications/networking/instant-messengers/vk-messenger/default.nix b/pkgs/applications/networking/instant-messengers/vk-messenger/default.nix
index 7f2ce9553e9b1..bece4e467a357 100644
--- a/pkgs/applications/networking/instant-messengers/vk-messenger/default.nix
+++ b/pkgs/applications/networking/instant-messengers/vk-messenger/default.nix
@@ -46,7 +46,7 @@ in stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Simple and Convenient Messaging App for VK";
-    homepage = https://vk.com/messenger;
+    homepage = "https://vk.com/messenger";
     license = licenses.unfree;
     maintainers = [ maintainers.gnidorah ];
     platforms = ["i686-linux" "x86_64-linux"];
diff --git a/pkgs/applications/networking/instant-messengers/wavebox/default.nix b/pkgs/applications/networking/instant-messengers/wavebox/default.nix
index ceb9b4a114031..1cd2df4c7ac11 100644
--- a/pkgs/applications/networking/instant-messengers/wavebox/default.nix
+++ b/pkgs/applications/networking/instant-messengers/wavebox/default.nix
@@ -59,7 +59,7 @@ in stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Wavebox messaging application";
-    homepage = https://wavebox.io;
+    homepage = "https://wavebox.io";
     license = licenses.mpl20;
     maintainers = with maintainers; [ rawkode ];
     platforms = ["x86_64-linux"];
diff --git a/pkgs/applications/networking/instant-messengers/xmpp-client/default.nix b/pkgs/applications/networking/instant-messengers/xmpp-client/default.nix
index 4047eba1fbb52..52cf8e3279a03 100644
--- a/pkgs/applications/networking/instant-messengers/xmpp-client/default.nix
+++ b/pkgs/applications/networking/instant-messengers/xmpp-client/default.nix
@@ -18,7 +18,7 @@ buildGoPackage rec {
 
   meta = with stdenv.lib; {
     description = "An XMPP client with OTR support";
-    homepage = https://github.com/agl/xmpp-client;
+    homepage = "https://github.com/agl/xmpp-client";
     license = licenses.bsd3;
     maintainers = with maintainers; [ codsl ];
   };
diff --git a/pkgs/applications/networking/instant-messengers/zulip/default.nix b/pkgs/applications/networking/instant-messengers/zulip/default.nix
index 0c0c6debd79ac..8245f5febc4c9 100644
--- a/pkgs/applications/networking/instant-messengers/zulip/default.nix
+++ b/pkgs/applications/networking/instant-messengers/zulip/default.nix
@@ -32,7 +32,7 @@ in appimageTools.wrapType2 {
 
   meta = with lib; {
     description = "Desktop client for Zulip Chat";
-    homepage = https://zulipchat.com;
+    homepage = "https://zulipchat.com";
     license = licenses.asl20;
     maintainers = with maintainers; [ jonafato ];
     platforms = [ "x86_64-linux" ];
diff --git a/pkgs/applications/networking/insync/default.nix b/pkgs/applications/networking/insync/default.nix
index 3a2b32f01175e..773a07dd6c242 100644
--- a/pkgs/applications/networking/insync/default.nix
+++ b/pkgs/applications/networking/insync/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
     platforms = ["x86_64-linux"];
     license = stdenv.lib.licenses.unfree;
     maintainers = [ stdenv.lib.maintainers.benley ];
-    homepage = https://www.insynchq.com;
+    homepage = "https://www.insynchq.com";
     description = "Google Drive sync and backup with multiple account support";
     longDescription = ''
      Insync is a commercial application that syncs your Drive files to your
diff --git a/pkgs/applications/networking/ipfs-cluster/default.nix b/pkgs/applications/networking/ipfs-cluster/default.nix
index a214f222d566a..f921970175a2a 100644
--- a/pkgs/applications/networking/ipfs-cluster/default.nix
+++ b/pkgs/applications/networking/ipfs-cluster/default.nix
@@ -16,7 +16,7 @@ buildGoModule rec {
 
   meta = with stdenv.lib; {
     description = "Allocate, replicate, and track Pins across a cluster of IPFS daemons";
-    homepage = https://cluster.ipfs.io/;
+    homepage = "https://cluster.ipfs.io/";
     license = licenses.mit;
     platforms = platforms.unix;
     maintainers = with maintainers; [ jglukasik ];
diff --git a/pkgs/applications/networking/ipfs/default.nix b/pkgs/applications/networking/ipfs/default.nix
index 4f71fcf3b7454..b94fc1addb0b0 100644
--- a/pkgs/applications/networking/ipfs/default.nix
+++ b/pkgs/applications/networking/ipfs/default.nix
@@ -20,7 +20,7 @@ buildGoModule rec {
 
   meta = with stdenv.lib; {
     description = "A global, versioned, peer-to-peer filesystem";
-    homepage = https://ipfs.io/;
+    homepage = "https://ipfs.io/";
     license = licenses.mit;
     platforms = platforms.unix;
     maintainers = with maintainers; [ fpletz ];
diff --git a/pkgs/applications/networking/ipget/default.nix b/pkgs/applications/networking/ipget/default.nix
index 9f206a8f48f3f..6a9bcaf32d22b 100644
--- a/pkgs/applications/networking/ipget/default.nix
+++ b/pkgs/applications/networking/ipget/default.nix
@@ -25,7 +25,7 @@ buildGoPackage rec {
 
   meta = with stdenv.lib; {
     description = "Retrieve files over IPFS and save them locally";
-    homepage = https://ipfs.io/;
+    homepage = "https://ipfs.io/";
     license = licenses.mit;
     platforms = platforms.unix;
   };
diff --git a/pkgs/applications/networking/iptraf-ng/default.nix b/pkgs/applications/networking/iptraf-ng/default.nix
index cdece4eb644f0..1fc81be240bf2 100644
--- a/pkgs/applications/networking/iptraf-ng/default.nix
+++ b/pkgs/applications/networking/iptraf-ng/default.nix
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
       of the Linux kernel, so it can be used on a wide variety of supported
       network cards.
     '';
-    homepage = https://fedorahosted.org/iptraf-ng/;
+    homepage = "https://fedorahosted.org/iptraf-ng/";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.linux;
     maintainers = [ stdenv.lib.maintainers.devhell ];
diff --git a/pkgs/applications/networking/iptraf/default.nix b/pkgs/applications/networking/iptraf/default.nix
index d2d9a67fb4d99..83d9a019e48bb 100644
--- a/pkgs/applications/networking/iptraf/default.nix
+++ b/pkgs/applications/networking/iptraf/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "iptraf-3.0.1";
 
   src = fetchurl {
-    url = ftp://iptraf.seul.org/pub/iptraf/iptraf-3.0.1.tar.gz;
+    url = "ftp://iptraf.seul.org/pub/iptraf/iptraf-3.0.1.tar.gz";
     sha256 = "12n059j9iihhpf6spmlaspqzxz3wqan6kkpnhmlj08jdijpnk84m";
   };
 
@@ -24,7 +24,7 @@ stdenv.mkDerivation {
   buildInputs = [ncurses];
 
   meta = {
-    homepage = http://iptraf.seul.org/;
+    homepage = "http://iptraf.seul.org/";
     license = stdenv.lib.licenses.gpl2Plus;
     description = "Console-based network statistics utility for Linux";
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/irc/bip/default.nix b/pkgs/applications/networking/irc/bip/default.nix
index 43ec0910cc2b8..af67c224e7d7d 100644
--- a/pkgs/applications/networking/irc/bip/default.nix
+++ b/pkgs/applications/networking/irc/bip/default.nix
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "An IRC proxy (bouncer)";
-    homepage = http://bip.milkypond.org/;
+    homepage = "http://bip.milkypond.org/";
     license = stdenv.lib.licenses.gpl2;
     downloadPage = "https://projects.duckcorp.org/projects/bip/files";
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/irc/communi/default.nix b/pkgs/applications/networking/irc/communi/default.nix
index 8278f90d321c9..6cb6f2c2ef679 100644
--- a/pkgs/applications/networking/irc/communi/default.nix
+++ b/pkgs/applications/networking/irc/communi/default.nix
@@ -40,7 +40,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A simple and elegant cross-platform IRC client";
-    homepage = https://github.com/communi/communi-desktop;
+    homepage = "https://github.com/communi/communi-desktop";
     license = licenses.bsd3;
     maintainers = with maintainers; [ hrdinka ];
     platforms = platforms.all;
diff --git a/pkgs/applications/networking/irc/epic5/default.nix b/pkgs/applications/networking/irc/epic5/default.nix
index 0cf06a1f45229..cb2fa4ae6823e 100644
--- a/pkgs/applications/networking/irc/epic5/default.nix
+++ b/pkgs/applications/networking/irc/epic5/default.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://epicsol.org;
+    homepage = "http://epicsol.org";
     description = "A IRC client that offers a great ircII interface";
     license = licenses.bsd3;
     maintainers = [];
diff --git a/pkgs/applications/networking/irc/glowing-bear/default.nix b/pkgs/applications/networking/irc/glowing-bear/default.nix
index 2d12386bafac0..59278dddad1aa 100644
--- a/pkgs/applications/networking/irc/glowing-bear/default.nix
+++ b/pkgs/applications/networking/irc/glowing-bear/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A web client for Weechat";
-    homepage = https://github.com/glowing-bear/glowing-bear;
+    homepage = "https://github.com/glowing-bear/glowing-bear";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ delroth ];
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/irc/hexchat/default.nix b/pkgs/applications/networking/irc/hexchat/default.nix
index 263cf23c17ff3..c5b2a9f1b28e7 100644
--- a/pkgs/applications/networking/irc/hexchat/default.nix
+++ b/pkgs/applications/networking/irc/hexchat/default.nix
@@ -42,7 +42,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A popular and easy to use graphical IRC (chat) client";
-    homepage = https://hexchat.github.io/;
+    homepage = "https://hexchat.github.io/";
     license = licenses.gpl2;
     platforms = platforms.linux;
     maintainers = with maintainers; [ romildo ];
diff --git a/pkgs/applications/networking/irc/ii/default.nix b/pkgs/applications/networking/irc/ii/default.nix
index 4807f3419d15a..163dec194b15e 100644
--- a/pkgs/applications/networking/irc/ii/default.nix
+++ b/pkgs/applications/networking/irc/ii/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    homepage = https://tools.suckless.org/ii/;
+    homepage = "https://tools.suckless.org/ii/";
     license = stdenv.lib.licenses.mit;
     description = "Irc it, simple FIFO based irc client";
     platforms = stdenv.lib.platforms.unix;
diff --git a/pkgs/applications/networking/irc/irssi/default.nix b/pkgs/applications/networking/irc/irssi/default.nix
index 1751812d67e88..27b37e78a1a40 100644
--- a/pkgs/applications/networking/irc/irssi/default.nix
+++ b/pkgs/applications/networking/irc/irssi/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   ];
 
   meta = {
-    homepage    = https://irssi.org;
+    homepage    = "https://irssi.org";
     description = "A terminal based IRC client";
     platforms   = stdenv.lib.platforms.unix;
     maintainers = with stdenv.lib.maintainers; [ lovek323 ];
diff --git a/pkgs/applications/networking/irc/irssi/fish/default.nix b/pkgs/applications/networking/irc/irssi/fish/default.nix
index aefc48d4a3ee9..f1e0e9158ca65 100644
--- a/pkgs/applications/networking/irc/irssi/fish/default.nix
+++ b/pkgs/applications/networking/irc/irssi/fish/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation rec {
   name = "fish-irssi-20130413-e98156bebd";
   
   src = fetchurl {
-    url = https://github.com/falsovsky/FiSH-irssi/tarball/e98156bebd;
+    url = "https://github.com/falsovsky/FiSH-irssi/tarball/e98156bebd";
     name = "${name}.tar.gz";
     sha256 = "1ndr51qrg66h1mfzacwzl1vd6lj39pdc4p4z5iihrj4r2f6gk11a";
   };
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ gmp automake autoconf libtool openssl glib ];
   
   meta = {
-    homepage = https://github.com/falsovsky/FiSH-irssi;
+    homepage = "https://github.com/falsovsky/FiSH-irssi";
     license = stdenv.lib.licenses.unfree; # I can't find any mention of license
     maintainers = with stdenv.lib.maintainers; [viric];
   };
diff --git a/pkgs/applications/networking/irc/konversation/default.nix b/pkgs/applications/networking/irc/konversation/default.nix
index 6a58241b89aa9..2890deccb800f 100644
--- a/pkgs/applications/networking/irc/konversation/default.nix
+++ b/pkgs/applications/networking/irc/konversation/default.nix
@@ -82,6 +82,6 @@ in mkDerivation rec {
     description = "Integrated IRC client for KDE";
     license = with lib.licenses; [ gpl2 ];
     maintainers = with lib.maintainers; [ fridh ];
-    homepage = https://konversation.kde.org;
+    homepage = "https://konversation.kde.org";
   };
 }
diff --git a/pkgs/applications/networking/irc/quassel/default.nix b/pkgs/applications/networking/irc/quassel/default.nix
index f78053bdc37b3..86f7793819b0a 100644
--- a/pkgs/applications/networking/irc/quassel/default.nix
+++ b/pkgs/applications/networking/irc/quassel/default.nix
@@ -80,7 +80,7 @@ in (if !buildClient then stdenv.mkDerivation else mkDerivation) rec {
     '';
 
   meta = with stdenv.lib; {
-    homepage = https://quassel-irc.org/;
+    homepage = "https://quassel-irc.org/";
     description = "Qt/KDE distributed IRC client suppporting a remote daemon";
     longDescription = ''
       Quassel IRC is a cross-platform, distributed IRC client,
@@ -91,7 +91,7 @@ in (if !buildClient then stdenv.mkDerivation else mkDerivation) rec {
     '';
     license = licenses.gpl3;
     maintainers = with maintainers; [ phreedom ttuegel ];
-    repositories.git = https://github.com/quassel/quassel.git;
+    repositories.git = "https://github.com/quassel/quassel.git";
     inherit (qtbase.meta) platforms;
   };
 }
diff --git a/pkgs/applications/networking/irc/qweechat/default.nix b/pkgs/applications/networking/irc/qweechat/default.nix
index aedd4bdf0dd80..27adb2cefc5fc 100644
--- a/pkgs/applications/networking/irc/qweechat/default.nix
+++ b/pkgs/applications/networking/irc/qweechat/default.nix
@@ -22,7 +22,7 @@ python27Packages.buildPythonApplication rec {
   ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/weechat/qweechat;
+    homepage = "https://github.com/weechat/qweechat";
     description = "Qt remote GUI for WeeChat";
     license = licenses.gpl3;
     maintainers = with maintainers; [ ramkromberg ];
diff --git a/pkgs/applications/networking/irc/sic/default.nix b/pkgs/applications/networking/irc/sic/default.nix
index 4091429559705..69605af2f6603 100644
--- a/pkgs/applications/networking/irc/sic/default.nix
+++ b/pkgs/applications/networking/irc/sic/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Simple IRC client";
-    homepage = https://tools.suckless.org/sic/;
+    homepage = "https://tools.suckless.org/sic/";
     license = stdenv.lib.licenses.mit;
     platforms = stdenv.lib.platforms.unix;
   };
diff --git a/pkgs/applications/networking/irc/weechat/default.nix b/pkgs/applications/networking/irc/weechat/default.nix
index ee850ea0eba75..4538edd2e7604 100644
--- a/pkgs/applications/networking/irc/weechat/default.nix
+++ b/pkgs/applications/networking/irc/weechat/default.nix
@@ -70,7 +70,7 @@ let
       '';
 
       meta = {
-        homepage = http://www.weechat.org/;
+        homepage = "http://www.weechat.org/";
         description = "A fast, light and extensible chat client";
         longDescription = ''
           You can find more documentation as to how to customize this package
diff --git a/pkgs/applications/networking/irc/weechat/scripts/wee-slack/default.nix b/pkgs/applications/networking/irc/weechat/scripts/wee-slack/default.nix
index 7b98630e85ee1..8df6c8d6124e9 100644
--- a/pkgs/applications/networking/irc/weechat/scripts/wee-slack/default.nix
+++ b/pkgs/applications/networking/irc/weechat/scripts/wee-slack/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/wee-slack/wee-slack;
+    homepage = "https://github.com/wee-slack/wee-slack";
     license = licenses.mit;
     maintainers = with maintainers; [ willibutz ];
     description = ''
diff --git a/pkgs/applications/networking/irc/weechat/scripts/weechat-autosort/default.nix b/pkgs/applications/networking/irc/weechat/scripts/weechat-autosort/default.nix
index 23a6996bcdd25..883ed793ced60 100644
--- a/pkgs/applications/networking/irc/weechat/scripts/weechat-autosort/default.nix
+++ b/pkgs/applications/networking/irc/weechat/scripts/weechat-autosort/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Autosort is a weechat script to automatically or manually keep your buffers sorted";
-    homepage = https://github.com/de-vri-es/weechat-autosort;
+    homepage = "https://github.com/de-vri-es/weechat-autosort";
     license = licenses.gpl3;
     maintainers = with maintainers; [ emily ];
   };
diff --git a/pkgs/applications/networking/irc/weechat/scripts/weechat-matrix-bridge/default.nix b/pkgs/applications/networking/irc/weechat/scripts/weechat-matrix-bridge/default.nix
index ea5052f37a3f0..f1b075e6d082a 100644
--- a/pkgs/applications/networking/irc/weechat/scripts/weechat-matrix-bridge/default.nix
+++ b/pkgs/applications/networking/irc/weechat/scripts/weechat-matrix-bridge/default.nix
@@ -38,7 +38,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "A WeeChat script in Lua that implements the matrix.org chat protocol";
-    homepage = https://github.com/torhve/weechat-matrix-protocol-script;
+    homepage = "https://github.com/torhve/weechat-matrix-protocol-script";
     maintainers = with maintainers; [ ma27 ];
     license = licenses.mit; # see https://github.com/torhve/weechat-matrix-protocol-script/blob/0052e7275ae149dc5241226391c9b1889ecc3c6b/matrix.lua#L53
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/irc/wraith/default.nix b/pkgs/applications/networking/irc/wraith/default.nix
index 996ab72d6f5de..02bccb67bfe1f 100644
--- a/pkgs/applications/networking/irc/wraith/default.nix
+++ b/pkgs/applications/networking/irc/wraith/default.nix
@@ -40,7 +40,7 @@ mkDerivation rec {
       The binary will not run when moved onto non-NixOS systems; use patchelf
       to fix its runtime dependenices.
     '';
-    homepage = https://wraith.botpack.net/;
+    homepage = "https://wraith.botpack.net/";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ elitak ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/linssid/default.nix b/pkgs/applications/networking/linssid/default.nix
index daddf6adf7e48..f458e03913ba3 100644
--- a/pkgs/applications/networking/linssid/default.nix
+++ b/pkgs/applications/networking/linssid/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Graphical wireless scanning for Linux";
-    homepage = https://sourceforge.net/projects/linssid/;
+    homepage = "https://sourceforge.net/projects/linssid/";
     license = licenses.gpl3;
     platforms = platforms.linux;
     maintainers = [ maintainers.bjornfor ];
diff --git a/pkgs/applications/networking/mailreaders/aerc/default.nix b/pkgs/applications/networking/mailreaders/aerc/default.nix
index 7b24ed93406e3..f53f2244e9f14 100644
--- a/pkgs/applications/networking/mailreaders/aerc/default.nix
+++ b/pkgs/applications/networking/mailreaders/aerc/default.nix
@@ -55,7 +55,7 @@ in buildGoModule rec {
 
   meta = with stdenv.lib; {
     description = "aerc is an email client for your terminal";
-    homepage = https://aerc-mail.org/;
+    homepage = "https://aerc-mail.org/";
     maintainers = with maintainers; [ tadeokondrak ];
     license = licenses.mit;
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/mailreaders/afew/default.nix b/pkgs/applications/networking/mailreaders/afew/default.nix
index 54b3e10b5e297..7d7f660df7c72 100644
--- a/pkgs/applications/networking/mailreaders/afew/default.nix
+++ b/pkgs/applications/networking/mailreaders/afew/default.nix
@@ -33,7 +33,7 @@ python3Packages.buildPythonApplication rec {
 
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/afewmail/afew;
+    homepage = "https://github.com/afewmail/afew";
     description = "An initial tagging script for notmuch mail";
     license = licenses.isc;
     maintainers = with maintainers; [ andir flokli ];
diff --git a/pkgs/applications/networking/mailreaders/astroid/default.nix b/pkgs/applications/networking/mailreaders/astroid/default.nix
index 7d62aa43888e3..171136ce22cad 100644
--- a/pkgs/applications/networking/mailreaders/astroid/default.nix
+++ b/pkgs/applications/networking/mailreaders/astroid/default.nix
@@ -39,7 +39,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://astroidmail.github.io/;
+    homepage = "https://astroidmail.github.io/";
     description = "GTK frontend to the notmuch mail system";
     maintainers = with maintainers; [ bdimcheff SuprDewd ];
     license = licenses.gpl3Plus;
diff --git a/pkgs/applications/networking/mailreaders/balsa/default.nix b/pkgs/applications/networking/mailreaders/balsa/default.nix
index e7c9d50cb9be1..04d00a166aa85 100644
--- a/pkgs/applications/networking/mailreaders/balsa/default.nix
+++ b/pkgs/applications/networking/mailreaders/balsa/default.nix
@@ -52,7 +52,7 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   meta = with stdenv.lib; {
-    homepage = http://pawsa.fedorapeople.org/balsa/;
+    homepage = "http://pawsa.fedorapeople.org/balsa/";
     description = "An e-mail client for GNOME";
     license = licenses.gpl2Plus;
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/mailreaders/imapfilter.nix b/pkgs/applications/networking/mailreaders/imapfilter.nix
index 38e4bf5d71057..fad018011ba7b 100644
--- a/pkgs/applications/networking/mailreaders/imapfilter.nix
+++ b/pkgs/applications/networking/mailreaders/imapfilter.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   propagatedBuildInputs = [ openssl pcre lua ];
 
   meta = {
-    homepage = https://github.com/lefcha/imapfilter;
+    homepage = "https://github.com/lefcha/imapfilter";
     description = "Mail filtering utility";
     license = stdenv.lib.licenses.mit;
     platforms = stdenv.lib.platforms.unix;
diff --git a/pkgs/applications/networking/mailreaders/lumail/default.nix b/pkgs/applications/networking/mailreaders/lumail/default.nix
index 44b97fb3793c9..3dd03c9712032 100644
--- a/pkgs/applications/networking/mailreaders/lumail/default.nix
+++ b/pkgs/applications/networking/mailreaders/lumail/default.nix
@@ -74,7 +74,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Console-based email client";
-    homepage = https://lumail.org/;
+    homepage = "https://lumail.org/";
     license = licenses.gpl2;
     platforms = platforms.linux;
     maintainers = with maintainers; [orivej];
diff --git a/pkgs/applications/networking/mailreaders/mailcheck/default.nix b/pkgs/applications/networking/mailreaders/mailcheck/default.nix
index ffa3e92d390ce..96ce99580fcbc 100644
--- a/pkgs/applications/networking/mailreaders/mailcheck/default.nix
+++ b/pkgs/applications/networking/mailreaders/mailcheck/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Simple command line tool to check for new messages";
-    homepage    = http://mailcheck.sourceforge.net/;
+    homepage    = "http://mailcheck.sourceforge.net/";
     license     = stdenv.lib.licenses.gpl2;
     maintainers = with stdenv.lib.maintainers; [ kovirobi ];
     platforms   = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/mailreaders/mailnag/default.nix b/pkgs/applications/networking/mailreaders/mailnag/default.nix
index 4cbaee4488b15..8341cc63092cd 100644
--- a/pkgs/applications/networking/mailreaders/mailnag/default.nix
+++ b/pkgs/applications/networking/mailreaders/mailnag/default.nix
@@ -41,7 +41,7 @@ in pythonPackages.buildPythonApplication rec {
 
   meta = with stdenv.lib; {
     description = "An extensible mail notification daemon";
-    homepage = https://github.com/pulb/mailnag;
+    homepage = "https://github.com/pulb/mailnag";
     license = licenses.gpl2;
     platforms = platforms.linux;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/applications/networking/mailreaders/mailpile/default.nix b/pkgs/applications/networking/mailreaders/mailpile/default.nix
index 89231939bfbcf..6bd0995623db2 100644
--- a/pkgs/applications/networking/mailreaders/mailpile/default.nix
+++ b/pkgs/applications/networking/mailreaders/mailpile/default.nix
@@ -41,7 +41,7 @@ python2Packages.buildPythonApplication rec {
 
   meta = with stdenv.lib; {
     description = "A modern, fast web-mail client with user-friendly encryption and privacy features";
-    homepage = https://www.mailpile.is/;
+    homepage = "https://www.mailpile.is/";
     license = [ licenses.asl20 licenses.agpl3 ];
     platforms = platforms.linux;
     maintainers = [ maintainers.domenkozar ];
diff --git a/pkgs/applications/networking/mailreaders/mblaze/default.nix b/pkgs/applications/networking/mailreaders/mblaze/default.nix
index ba8f272203bc3..82550cf43ccfa 100644
--- a/pkgs/applications/networking/mailreaders/mblaze/default.nix
+++ b/pkgs/applications/networking/mailreaders/mblaze/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/chneukirchen/mblaze;
+    homepage = "https://github.com/chneukirchen/mblaze";
     description = "Unix utilities to deal with Maildir";
     license = licenses.cc0;
     platforms = platforms.all;
diff --git a/pkgs/applications/networking/mailreaders/mlarchive2maildir/default.nix b/pkgs/applications/networking/mailreaders/mlarchive2maildir/default.nix
index 2fb30e5ae6ada..c7554fc84b085 100644
--- a/pkgs/applications/networking/mailreaders/mlarchive2maildir/default.nix
+++ b/pkgs/applications/networking/mailreaders/mlarchive2maildir/default.nix
@@ -20,7 +20,7 @@ python3.pkgs.buildPythonApplication rec {
   ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/flokli/mlarchive2maildir;
+    homepage = "https://github.com/flokli/mlarchive2maildir";
     description = "Imports mail from (pipermail) archives into a maildir";
     license = licenses.mit;
     maintainers = with maintainers; [ andir flokli ];
diff --git a/pkgs/applications/networking/mailreaders/msgviewer/default.nix b/pkgs/applications/networking/mailreaders/msgviewer/default.nix
index fc8c167e98496..3461b3b560f95 100644
--- a/pkgs/applications/networking/mailreaders/msgviewer/default.nix
+++ b/pkgs/applications/networking/mailreaders/msgviewer/default.nix
@@ -30,7 +30,7 @@ in stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Viewer for .msg files (MS Outlook)";
-    homepage    = https://www.washington.edu/alpine/;
+    homepage    = "https://www.washington.edu/alpine/";
     license     = licenses.asl20;
     maintainers = with maintainers; [ peterhoeg ];
     platforms   = platforms.all;
diff --git a/pkgs/applications/networking/mailreaders/mutt/default.nix b/pkgs/applications/networking/mailreaders/mutt/default.nix
index a53e1abc1861f..81b2fcf62bc3d 100644
--- a/pkgs/applications/networking/mailreaders/mutt/default.nix
+++ b/pkgs/applications/networking/mailreaders/mutt/default.nix
@@ -88,7 +88,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A small but very powerful text-based mail client";
-    homepage = http://www.mutt.org;
+    homepage = "http://www.mutt.org";
     license = licenses.gpl2Plus;
     platforms = platforms.unix;
     maintainers = with maintainers; [ the-kenny rnhmjoj ];
diff --git a/pkgs/applications/networking/mailreaders/neomutt/default.nix b/pkgs/applications/networking/mailreaders/neomutt/default.nix
index bcd35510dce37..e554e91a39bdb 100644
--- a/pkgs/applications/networking/mailreaders/neomutt/default.nix
+++ b/pkgs/applications/networking/mailreaders/neomutt/default.nix
@@ -79,7 +79,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A small but very powerful text-based mail client";
-    homepage    = http://www.neomutt.org;
+    homepage    = "http://www.neomutt.org";
     license     = licenses.gpl2Plus;
     maintainers = with maintainers; [ cstrahan erikryb jfrankenau vrthra ma27 ];
     platforms   = platforms.unix;
diff --git a/pkgs/applications/networking/mailreaders/notbit/default.nix b/pkgs/applications/networking/mailreaders/notbit/default.nix
index 370c4f8388704..868037c33c1ae 100644
--- a/pkgs/applications/networking/mailreaders/notbit/default.nix
+++ b/pkgs/applications/networking/mailreaders/notbit/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "A minimal Bitmessage client";
-    homepage = https://github.com/bpeel/notbit;
+    homepage = "https://github.com/bpeel/notbit";
     license = licenses.mit;
     platforms = platforms.unix;
     maintainers = with maintainers; [ mog ];
diff --git a/pkgs/applications/networking/mailreaders/notmuch-addrlookup/default.nix b/pkgs/applications/networking/mailreaders/notmuch-addrlookup/default.nix
index 86aef50113421..19b90b534efb4 100644
--- a/pkgs/applications/networking/mailreaders/notmuch-addrlookup/default.nix
+++ b/pkgs/applications/networking/mailreaders/notmuch-addrlookup/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Address lookup tool for Notmuch in C";
-    homepage = https://github.com/aperezdc/notmuch-addrlookup-c;
+    homepage = "https://github.com/aperezdc/notmuch-addrlookup-c";
     maintainers = with maintainers; [ mog ];
     platforms = platforms.unix;
     license = licenses.mit;
diff --git a/pkgs/applications/networking/mailreaders/notmuch-bower/default.nix b/pkgs/applications/networking/mailreaders/notmuch-bower/default.nix
index d9eae3c9c5034..0b2a76cc00f8d 100644
--- a/pkgs/applications/networking/mailreaders/notmuch-bower/default.nix
+++ b/pkgs/applications/networking/mailreaders/notmuch-bower/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/wangp/bower;
+    homepage = "https://github.com/wangp/bower";
     description = "A curses terminal client for the Notmuch email system";
     maintainers = with maintainers; [ erictapen ];
     license = licenses.gpl3;
diff --git a/pkgs/applications/networking/mailreaders/notmuch/default.nix b/pkgs/applications/networking/mailreaders/notmuch/default.nix
index e4a09ec5a161e..d9ed62bb94da6 100644
--- a/pkgs/applications/networking/mailreaders/notmuch/default.nix
+++ b/pkgs/applications/networking/mailreaders/notmuch/default.nix
@@ -94,7 +94,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Mail indexer";
-    homepage    = https://notmuchmail.org/;
+    homepage    = "https://notmuchmail.org/";
     license     = licenses.gpl3;
     maintainers = with maintainers; [ flokli puckipedia the-kenny ];
     platforms   = platforms.unix;
diff --git a/pkgs/applications/networking/mailreaders/notmuch/mutt.nix b/pkgs/applications/networking/mailreaders/notmuch/mutt.nix
index 7382b97ba8113..18264c5c6af48 100644
--- a/pkgs/applications/networking/mailreaders/notmuch/mutt.nix
+++ b/pkgs/applications/networking/mailreaders/notmuch/mutt.nix
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     inherit version;
     description = "Mutt support for notmuch";
-    homepage    = https://notmuchmail.org/;
+    homepage    = "https://notmuchmail.org/";
     license     = with licenses; gpl3;
     maintainers = with maintainers; [ peterhoeg ];
     platforms   = platforms.unix;
diff --git a/pkgs/applications/networking/mailreaders/sylpheed/default.nix b/pkgs/applications/networking/mailreaders/sylpheed/default.nix
index 8e1f672012072..8f268e67c3042 100644
--- a/pkgs/applications/networking/mailreaders/sylpheed/default.nix
+++ b/pkgs/applications/networking/mailreaders/sylpheed/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
     ++ optional sslSupport "--enable-ssl";
 
   meta = {
-    homepage = http://sylpheed.sraoss.jp/en/;
+    homepage = "http://sylpheed.sraoss.jp/en/";
     description = "Lightweight and user-friendly e-mail client";
     maintainers = with maintainers; [ eelco ];
     platforms = platforms.linux ++ platforms.darwin;
diff --git a/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix b/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
index f46e355cd570f..e9217c84fc69a 100644
--- a/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
+++ b/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
@@ -180,10 +180,10 @@ stdenv.mkDerivation {
   };
   meta = with stdenv.lib; {
     description = "Mozilla Thunderbird, a full-featured email client (binary package)";
-    homepage = http://www.mozilla.org/thunderbird/;
+    homepage = "http://www.mozilla.org/thunderbird/";
     license = {
       free = false;
-      url = http://www.mozilla.org/en-US/foundation/trademarks/policy/;
+      url = "http://www.mozilla.org/en-US/foundation/trademarks/policy/";
     };
     maintainers = with stdenv.lib.maintainers; [ ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/modem-manager-gui/default.nix b/pkgs/applications/networking/modem-manager-gui/default.nix
index f9cda71b7a5af..e8b7645db8729 100644
--- a/pkgs/applications/networking/modem-manager-gui/default.nix
+++ b/pkgs/applications/networking/modem-manager-gui/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   version = "0.0.19.1";
 
   src = fetchhg {
-    url = https://linuxonly@bitbucket.org/linuxonly/modem-manager-gui;
+    url = "https://linuxonly@bitbucket.org/linuxonly/modem-manager-gui";
     rev = "version ${version}";
     sha256 = "11iibh36567814h2bz41sa1072b86p1l13xyj670pwkh9k8kw8fd";
   };
@@ -64,7 +64,7 @@ stdenv.mkDerivation rec {
       functions. You can check balance of your SIM card, send or receive SMS
       messages, control mobile traffic consumption and more.
     '';
-    homepage = https://linuxonly.ru/page/modem-manager-gui;
+    homepage = "https://linuxonly.ru/page/modem-manager-gui";
     license = licenses.gpl3;
     maintainers = with maintainers; [ ahuzik ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/mpop/default.nix b/pkgs/applications/networking/mpop/default.nix
index dce1934febf43..b0f6859e69c99 100644
--- a/pkgs/applications/networking/mpop/default.nix
+++ b/pkgs/applications/networking/mpop/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = {
       description = "POP3 mail retrieval agent";
-      homepage = https://marlam.de/mpop;
+      homepage = "https://marlam.de/mpop";
       license = licenses.gpl3Plus;
       platforms = platforms.unix;
     };
diff --git a/pkgs/applications/networking/msmtp/default.nix b/pkgs/applications/networking/msmtp/default.nix
index 58190944b6402..cd394d1ac536f 100644
--- a/pkgs/applications/networking/msmtp/default.nix
+++ b/pkgs/applications/networking/msmtp/default.nix
@@ -51,7 +51,7 @@ in stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Simple and easy to use SMTP client with excellent sendmail compatibility";
-    homepage = https://marlam.de/msmtp/;
+    homepage = "https://marlam.de/msmtp/";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ peterhoeg ];
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/ndppd/default.nix b/pkgs/applications/networking/ndppd/default.nix
index 42950f23a8439..931453624811e 100644
--- a/pkgs/applications/networking/ndppd/default.nix
+++ b/pkgs/applications/networking/ndppd/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A daemon that proxies NDP (Neighbor Discovery Protocol) messages between interfaces";
-    homepage = https://github.com/DanielAdolfsson/ndppd;
+    homepage = "https://github.com/DanielAdolfsson/ndppd";
     license = licenses.gpl3;
     platforms = platforms.linux;
     maintainers = with maintainers; [ fadenb globin ];
diff --git a/pkgs/applications/networking/netperf/default.nix b/pkgs/applications/networking/netperf/default.nix
index c2a84971bc294..c2e51ee743b5c 100644
--- a/pkgs/applications/networking/netperf/default.nix
+++ b/pkgs/applications/networking/netperf/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Benchmark to measure the performance of many different types of networking";
-    homepage = http://www.netperf.org/netperf/;
+    homepage = "http://www.netperf.org/netperf/";
     license = "Hewlett-Packard BSD-like license";
 
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/newsreaders/liferea/default.nix b/pkgs/applications/networking/newsreaders/liferea/default.nix
index 6352922e33e96..f1e8905089c9d 100644
--- a/pkgs/applications/networking/newsreaders/liferea/default.nix
+++ b/pkgs/applications/networking/newsreaders/liferea/default.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A GTK-based news feed aggregator";
-    homepage = http://lzone.de/liferea/;
+    homepage = "http://lzone.de/liferea/";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ vcunat romildo ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/newsreaders/pan/default.nix b/pkgs/applications/networking/newsreaders/pan/default.nix
index f50d9516167a7..454e19fd8974b 100644
--- a/pkgs/applications/networking/newsreaders/pan/default.nix
+++ b/pkgs/applications/networking/newsreaders/pan/default.nix
@@ -39,7 +39,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "A GTK-based Usenet newsreader good at both text and binaries";
-    homepage = http://pan.rebelbase.com/;
+    homepage = "http://pan.rebelbase.com/";
     maintainers = [ stdenv.lib.maintainers.eelco ];
     platforms = stdenv.lib.platforms.linux;
   };
diff --git a/pkgs/applications/networking/newsreaders/quiterss/default.nix b/pkgs/applications/networking/newsreaders/quiterss/default.nix
index 2333d47d82023..6fa4dc19799c4 100644
--- a/pkgs/applications/networking/newsreaders/quiterss/default.nix
+++ b/pkgs/applications/networking/newsreaders/quiterss/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
       QuiteRSS is a open-source cross-platform RSS/Atom news feeds reader
       written on Qt/C++
     '';
-    homepage = https://quiterss.org;
+    homepage = "https://quiterss.org";
     license = licenses.gpl3;
     platforms = platforms.linux;
     maintainers = with maintainers; [ primeos ];
diff --git a/pkgs/applications/networking/newsreaders/slrn/default.nix b/pkgs/applications/networking/newsreaders/slrn/default.nix
index e8fff0deddf10..1cc9c39c991d5 100644
--- a/pkgs/applications/networking/newsreaders/slrn/default.nix
+++ b/pkgs/applications/networking/newsreaders/slrn/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "The slrn (S-Lang read news) newsreader";
-    homepage = http://slrn.sourceforge.net/index.html;
+    homepage = "http://slrn.sourceforge.net/index.html";
     maintainers = with maintainers; [ ehmry ];
     license = licenses.gpl2;
     platforms = with platforms; linux;
diff --git a/pkgs/applications/networking/nextcloud-client/default.nix b/pkgs/applications/networking/nextcloud-client/default.nix
index 7e096ca94e30b..2560bc806eac4 100644
--- a/pkgs/applications/networking/nextcloud-client/default.nix
+++ b/pkgs/applications/networking/nextcloud-client/default.nix
@@ -58,7 +58,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "Nextcloud themed desktop client";
-    homepage = https://nextcloud.com;
+    homepage = "https://nextcloud.com";
     license = licenses.gpl2;
     maintainers = with maintainers; [ caugner ma27 ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/nload/default.nix b/pkgs/applications/networking/nload/default.nix
index 16cc0e3d50a2e..85a39f7e656ad 100644
--- a/pkgs/applications/networking/nload/default.nix
+++ b/pkgs/applications/networking/nload/default.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
       using two graphs and provides additional info like total amount of
       transfered data and min/max network usage.
     '';
-    homepage = http://www.roland-riegel.de/nload/index.html;
+    homepage = "http://www.roland-riegel.de/nload/index.html";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.linux;
     maintainers = [ stdenv.lib.maintainers.devhell ];
diff --git a/pkgs/applications/networking/nntp-proxy/default.nix b/pkgs/applications/networking/nntp-proxy/default.nix
index 96bdc0b1dfa44..3986f2b67cb23 100644
--- a/pkgs/applications/networking/nntp-proxy/default.nix
+++ b/pkgs/applications/networking/nntp-proxy/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Simple NNTP proxy with SSL support";
-    homepage = https://github.com/nieluj/nntp-proxy;
+    homepage = "https://github.com/nieluj/nntp-proxy";
     license = stdenv.lib.licenses.gpl2Plus;
     maintainers = [ stdenv.lib.maintainers.fadenb ];
     platforms = stdenv.lib.platforms.all;
diff --git a/pkgs/applications/networking/offrss/default.nix b/pkgs/applications/networking/offrss/default.nix
index d91bfbae501d7..679e966373b62 100644
--- a/pkgs/applications/networking/offrss/default.nix
+++ b/pkgs/applications/networking/offrss/default.nix
@@ -22,12 +22,12 @@ stdenv.mkDerivation {
   '';
 
   src = fetchurl {
-    url = http://vicerveza.homeunix.net/~viric/soft/offrss/offrss-1.3.tar.gz;
+    url = "http://vicerveza.homeunix.net/~viric/soft/offrss/offrss-1.3.tar.gz";
     sha256 = "1akw1x84jj2m9z60cvlvmz21qwlaywmw18pl7lgp3bj5nw6250p6";
   };
 
   meta = {
-    homepage = http://vicerveza.homeunix.net/~viric/cgi-bin/offrss;
+    homepage = "http://vicerveza.homeunix.net/~viric/cgi-bin/offrss";
     description = "Offline RSS/Atom reader";
     license="AGPLv3+";
     maintainers = with stdenv.lib.maintainers; [viric];
diff --git a/pkgs/applications/networking/ostinato/default.nix b/pkgs/applications/networking/ostinato/default.nix
index 3f48601d96f59..aa9d94ad5b6e6 100644
--- a/pkgs/applications/networking/ostinato/default.nix
+++ b/pkgs/applications/networking/ostinato/default.nix
@@ -60,7 +60,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A packet traffic generator and analyzer";
-    homepage    = https://ostinato.org;
+    homepage    = "https://ostinato.org";
     license     = licenses.gpl3;
     maintainers = with maintainers; [ rick68 ];
     platforms   = with platforms; linux ++ darwin ++ cygwin;
diff --git a/pkgs/applications/networking/owamp/default.nix b/pkgs/applications/networking/owamp/default.nix
index 4dad5f4d6bdf3..3608ef982a9b8 100644
--- a/pkgs/applications/networking/owamp/default.nix
+++ b/pkgs/applications/networking/owamp/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://software.internet2.edu/owamp/;
+    homepage = "http://software.internet2.edu/owamp/";
     description = ''A tool for performing one-way active measurements'';
     platforms = platforms.linux;
     maintainers = [maintainers.teto];
diff --git a/pkgs/applications/networking/owncloud-client/default.nix b/pkgs/applications/networking/owncloud-client/default.nix
index 998944838e8ec..3fc9fedc4138a 100644
--- a/pkgs/applications/networking/owncloud-client/default.nix
+++ b/pkgs/applications/networking/owncloud-client/default.nix
@@ -21,7 +21,7 @@ mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Synchronise your ownCloud with your computer using this desktop client";
-    homepage = https://owncloud.org;
+    homepage = "https://owncloud.org";
     maintainers = [ maintainers.qknight ];
     platforms = platforms.unix;
     license = licenses.gpl2Plus;
diff --git a/pkgs/applications/networking/p2p/deluge/default.nix b/pkgs/applications/networking/p2p/deluge/default.nix
index 63218f1c2ffc8..cafba65c788b9 100644
--- a/pkgs/applications/networking/p2p/deluge/default.nix
+++ b/pkgs/applications/networking/p2p/deluge/default.nix
@@ -32,7 +32,7 @@ pythonPackages.buildPythonPackage rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://deluge-torrent.org;
+    homepage = "https://deluge-torrent.org";
     description = "Torrent client";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ domenkozar ebzzry ];
diff --git a/pkgs/applications/networking/p2p/eiskaltdcpp/default.nix b/pkgs/applications/networking/p2p/eiskaltdcpp/default.nix
index 2692e5360cec0..9355bfa5b8d9c 100644
--- a/pkgs/applications/networking/p2p/eiskaltdcpp/default.nix
+++ b/pkgs/applications/networking/p2p/eiskaltdcpp/default.nix
@@ -58,7 +58,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A cross-platform program that uses the Direct Connect and ADC protocols";
-    homepage = https://github.com/eiskaltdcpp/eiskaltdcpp;
+    homepage = "https://github.com/eiskaltdcpp/eiskaltdcpp";
     license = licenses.gpl3Plus;
     platforms = platforms.linux;
   };
diff --git a/pkgs/applications/networking/p2p/freenet/default.nix b/pkgs/applications/networking/p2p/freenet/default.nix
index 2443528848832..017f059ff6c36 100644
--- a/pkgs/applications/networking/p2p/freenet/default.nix
+++ b/pkgs/applications/networking/p2p/freenet/default.nix
@@ -2,7 +2,7 @@
 
 let
   freenet_ext = fetchurl {
-    url = https://downloads.freenetproject.org/latest/freenet-ext.jar;
+    url = "https://downloads.freenetproject.org/latest/freenet-ext.jar";
     sha256 = "17ypljdvazgx2z6hhswny1lxfrknysz3x6igx8vl3xgdpvbb7wij";
   };
 
@@ -12,7 +12,7 @@ let
     sha256 = "0abmhg2h44g8c5p7skzqwfxj8xwcjh9vs84mc0hr78k1am0633jk";
   };
   seednodes = fetchurl {
-    url = https://downloads.freenetproject.org/alpha/opennet/seednodes.fref;
+    url = "https://downloads.freenetproject.org/alpha/opennet/seednodes.fref";
     sha256 = "08awwr8n80b4cdzzb3y8hf2fzkr1f2ly4nlq779d6pvi5jymqdvv";
   };
   version = "build01475";
@@ -72,7 +72,7 @@ in stdenv.mkDerivation {
 
   meta = {
     description = "Decentralised and censorship-resistant network";
-    homepage = https://freenetproject.org/;
+    homepage = "https://freenetproject.org/";
     license = stdenv.lib.licenses.gpl2Plus;
     maintainers = [ stdenv.lib.maintainers.doublec ];
     platforms = with stdenv.lib.platforms; linux;
diff --git a/pkgs/applications/networking/p2p/frostwire/default.nix b/pkgs/applications/networking/p2p/frostwire/default.nix
index 0449540eaff15..65e2165f64eee 100644
--- a/pkgs/applications/networking/p2p/frostwire/default.nix
+++ b/pkgs/applications/networking/p2p/frostwire/default.nix
@@ -85,7 +85,7 @@ in stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://www.frostwire.com/;
+    homepage = "https://www.frostwire.com/";
     description = "BitTorrent Client and Cloud File Downloader";
     license = licenses.gpl2;
     maintainers = with maintainers; [ gavin ];
diff --git a/pkgs/applications/networking/p2p/gnunet/default.nix b/pkgs/applications/networking/p2p/gnunet/default.nix
index e4b306453a41d..5abee0108ec30 100644
--- a/pkgs/applications/networking/p2p/gnunet/default.nix
+++ b/pkgs/applications/networking/p2p/gnunet/default.nix
@@ -64,7 +64,7 @@ stdenv.mkDerivation rec {
       network are rewarded with better service.
     '';
 
-    homepage = https://gnunet.org/;
+    homepage = "https://gnunet.org/";
     license = licenses.agpl3Plus;
     maintainers = with maintainers; [ vrthra ];
     platforms = platforms.gnu ++ platforms.linux;
diff --git a/pkgs/applications/networking/p2p/gnunet/git.nix b/pkgs/applications/networking/p2p/gnunet/git.nix
index e8f209239bfe6..b3d455599bf0c 100644
--- a/pkgs/applications/networking/p2p/gnunet/git.nix
+++ b/pkgs/applications/networking/p2p/gnunet/git.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
   name = "gnunet-git-${rev}";
 
   src = fetchgit {
-    url =  https://gnunet.org/git/gnunet.git;
+    url =  "https://gnunet.org/git/gnunet.git";
     inherit rev;
     sha256 = "0gbw920m9v4b3425c0d1h7drgl2m1fni1bwjn4fwqnyz7kdqzsgl";
   };
@@ -82,7 +82,7 @@ stdenv.mkDerivation {
       network are rewarded with better service.
     '';
 
-    homepage = https://gnunet.org/;
+    homepage = "https://gnunet.org/";
 
     license = licenses.agpl3Plus;
 
diff --git a/pkgs/applications/networking/p2p/ktorrent/default.nix b/pkgs/applications/networking/p2p/ktorrent/default.nix
index e38378d09b32c..19be24bd1b184 100644
--- a/pkgs/applications/networking/p2p/ktorrent/default.nix
+++ b/pkgs/applications/networking/p2p/ktorrent/default.nix
@@ -26,7 +26,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "KDE integrated BtTorrent client";
-    homepage    = https://www.kde.org/applications/internet/ktorrent/;
+    homepage    = "https://www.kde.org/applications/internet/ktorrent/";
     license = licenses.gpl2;
     maintainers = with maintainers; [ eelco ];
     platforms   = platforms.linux;
diff --git a/pkgs/applications/networking/p2p/magnetico/default.nix b/pkgs/applications/networking/p2p/magnetico/default.nix
index f07db173dbcfc..da7713d7bc62c 100644
--- a/pkgs/applications/networking/p2p/magnetico/default.nix
+++ b/pkgs/applications/networking/p2p/magnetico/default.nix
@@ -25,7 +25,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description  = "Autonomous (self-hosted) BitTorrent DHT search engine suite.";
-    homepage     = https://github.com/boramalper/magnetico;
+    homepage     = "https://github.com/boramalper/magnetico";
     license      = licenses.agpl3;
     badPlatforms = platforms.darwin;
     maintainers  = with maintainers; [ rnhmjoj ];
diff --git a/pkgs/applications/networking/p2p/mldonkey/default.nix b/pkgs/applications/networking/p2p/mldonkey/default.nix
index 0ead4b7e3ec4c..786ba434b9288 100644
--- a/pkgs/applications/networking/p2p/mldonkey/default.nix
+++ b/pkgs/applications/networking/p2p/mldonkey/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation ({
   name = "mldonkey-3.1.6";
 
   src = fetchurl {
-    url = https://github.com/ygrek/mldonkey/releases/download/release-3-1-6/mldonkey-3.1.6.tar.bz2;
+    url = "https://github.com/ygrek/mldonkey/releases/download/release-3-1-6/mldonkey-3.1.6.tar.bz2";
     sha256 = "0g84islkj72ymp0zzppcj9n4r21h0vlghnq87hv2wg580mybadhv";
   };
 
@@ -19,7 +19,7 @@ stdenv.mkDerivation ({
 
   meta = {
     description = "Client for many p2p networks, with multiple frontends";
-    homepage = http://mldonkey.sourceforge.net/;
+    homepage = "http://mldonkey.sourceforge.net/";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.unix;
   };
diff --git a/pkgs/applications/networking/p2p/ncdc/default.nix b/pkgs/applications/networking/p2p/ncdc/default.nix
index b28074a2fd6e0..c956f26b11653 100644
--- a/pkgs/applications/networking/p2p/ncdc/default.nix
+++ b/pkgs/applications/networking/p2p/ncdc/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Modern and lightweight direct connect client with a friendly ncurses interface";
-    homepage = https://dev.yorhel.nl/ncdc;
+    homepage = "https://dev.yorhel.nl/ncdc";
     license = licenses.mit;
     platforms = platforms.linux; # arbitrary
     maintainers = with maintainers; [ ehmry ];
diff --git a/pkgs/applications/networking/p2p/opentracker/default.nix b/pkgs/applications/networking/p2p/opentracker/default.nix
index 46c482818f8b7..ed44ff24fecf1 100644
--- a/pkgs/applications/networking/p2p/opentracker/default.nix
+++ b/pkgs/applications/networking/p2p/opentracker/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://erdgeist.org/arts/software/opentracker/;
+    homepage = "https://erdgeist.org/arts/software/opentracker/";
     license = licenses.beerware;
     platforms = platforms.linux;
     description = "Bittorrent tracker project which aims for minimal resource usage and is intended to run at your wlan router.";
diff --git a/pkgs/applications/networking/p2p/qbittorrent/default.nix b/pkgs/applications/networking/p2p/qbittorrent/default.nix
index 3dd55f3c5b857..39740f53475c5 100644
--- a/pkgs/applications/networking/p2p/qbittorrent/default.nix
+++ b/pkgs/applications/networking/p2p/qbittorrent/default.nix
@@ -39,7 +39,7 @@ mkDerivation rec {
 
   meta = {
     description = "Featureful free software BitTorrent client";
-    homepage    = https://www.qbittorrent.org/;
+    homepage    = "https://www.qbittorrent.org/";
     license     = licenses.gpl2;
     platforms   = platforms.linux;
     maintainers = with maintainers; [ Anton-Latukha ];
diff --git a/pkgs/applications/networking/p2p/retroshare/default.nix b/pkgs/applications/networking/p2p/retroshare/default.nix
index f10714031ff01..ce6d3958c9b0e 100644
--- a/pkgs/applications/networking/p2p/retroshare/default.nix
+++ b/pkgs/applications/networking/p2p/retroshare/default.nix
@@ -50,7 +50,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "";
-    homepage = http://retroshare.sourceforge.net/;
+    homepage = "http://retroshare.sourceforge.net/";
     license = licenses.gpl2Plus;
     platforms = platforms.linux;
     maintainers = [ maintainers.domenkozar ];
diff --git a/pkgs/applications/networking/p2p/soulseekqt/default.nix b/pkgs/applications/networking/p2p/soulseekqt/default.nix
index a5e8d85f128e5..2a8a06227133d 100644
--- a/pkgs/applications/networking/p2p/soulseekqt/default.nix
+++ b/pkgs/applications/networking/p2p/soulseekqt/default.nix
@@ -51,7 +51,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "Official Qt SoulSeek client";
-    homepage = https://www.slsknet.org;
+    homepage = "https://www.slsknet.org";
     license = licenses.unfree;
     maintainers = [ maintainers.genesis ];
     platforms = [ "x86_64-linux" ];
diff --git a/pkgs/applications/networking/p2p/synapse-bt/default.nix b/pkgs/applications/networking/p2p/synapse-bt/default.nix
index 65cf21c1611c7..80d9078944014 100644
--- a/pkgs/applications/networking/p2p/synapse-bt/default.nix
+++ b/pkgs/applications/networking/p2p/synapse-bt/default.nix
@@ -21,7 +21,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with stdenv.lib; {
     description = "Flexible and fast BitTorrent daemon";
-    homepage = https://synapse-bt.org/;
+    homepage = "https://synapse-bt.org/";
     license = licenses.isc;
     maintainers = with maintainers; [ dywedir ];
     platforms = platforms.all;
diff --git a/pkgs/applications/networking/p2p/tixati/default.nix b/pkgs/applications/networking/p2p/tixati/default.nix
index 05268bdaead12..8691335d12906 100644
--- a/pkgs/applications/networking/p2p/tixati/default.nix
+++ b/pkgs/applications/networking/p2p/tixati/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Torrent client";
-    homepage = http://www.tixati.com;
+    homepage = "http://www.tixati.com";
     license = licenses.unfree;
     platforms = [ "x86_64-linux" ];
     maintainers = with maintainers; [ volth ];
diff --git a/pkgs/applications/networking/p2p/torrential/default.nix b/pkgs/applications/networking/p2p/torrential/default.nix
index 01da8a633742c..1bf99165858d4 100644
--- a/pkgs/applications/networking/p2p/torrential/default.nix
+++ b/pkgs/applications/networking/p2p/torrential/default.nix
@@ -58,7 +58,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Download torrents in style with this speedy, minimalist torrent client for elementary OS";
-    homepage = https://github.com/davidmhewitt/torrential;
+    homepage = "https://github.com/davidmhewitt/torrential";
     maintainers = with maintainers; [ kjuvi ] ++ pantheon.maintainers;
     platforms = platforms.linux;
     license = licenses.gpl3;
diff --git a/pkgs/applications/networking/p2p/transgui/default.nix b/pkgs/applications/networking/p2p/transgui/default.nix
index 51d591995b768..dbe3bb50e6d0b 100644
--- a/pkgs/applications/networking/p2p/transgui/default.nix
+++ b/pkgs/applications/networking/p2p/transgui/default.nix
@@ -68,7 +68,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A cross platform front-end for the Transmission Bit-Torrent client";
-    homepage = https://sourceforge.net/p/transgui;
+    homepage = "https://sourceforge.net/p/transgui";
     license = stdenv.lib.licenses.gpl2Plus;
     maintainers = with stdenv.lib.maintainers; [ ramkromberg ];
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/p2p/transmission-remote-cli/default.nix b/pkgs/applications/networking/p2p/transmission-remote-cli/default.nix
index e05ca43eb5077..7c6e35752a016 100644
--- a/pkgs/applications/networking/p2p/transmission-remote-cli/default.nix
+++ b/pkgs/applications/networking/p2p/transmission-remote-cli/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Curses interface for the Transmission BitTorrent daemon";
-    homepage = https://github.com/fagga/transmission-remote-cli;
+    homepage = "https://github.com/fagga/transmission-remote-cli";
     license = stdenv.lib.licenses.gpl3Plus;
     platforms = stdenv.lib.platforms.unix;
   };
diff --git a/pkgs/applications/networking/p2p/transmission-remote-gtk/default.nix b/pkgs/applications/networking/p2p/transmission-remote-gtk/default.nix
index 68babaddd1bc8..8e74b82b69d38 100644
--- a/pkgs/applications/networking/p2p/transmission-remote-gtk/default.nix
+++ b/pkgs/applications/networking/p2p/transmission-remote-gtk/default.nix
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "GTK remote control for the Transmission BitTorrent client";
-    homepage = https://github.com/ajf8/transmission-remote-gtk;
+    homepage = "https://github.com/ajf8/transmission-remote-gtk";
     license = licenses.gpl2;
     maintainers = [ maintainers.ehmry ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/p2p/transmission/default.nix b/pkgs/applications/networking/p2p/transmission/default.nix
index 25996953e11ac..0e80e1397faf9 100644
--- a/pkgs/applications/networking/p2p/transmission/default.nix
+++ b/pkgs/applications/networking/p2p/transmission/default.nix
@@ -54,7 +54,7 @@ stdenv.mkDerivation rec {
         * Bluetack (PeerGuardian) blocklists with automatic updates
         * Full encryption, DHT, and PEX support
     '';
-    homepage = http://www.transmissionbt.com/;
+    homepage = "http://www.transmissionbt.com/";
     license = licenses.gpl2; # parts are under MIT
     maintainers = with maintainers; [ astsmtl vcunat wizeman ];
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/p2p/twister/default.nix b/pkgs/applications/networking/p2p/twister/default.nix
index 30491470392ac..03cb381f5eb4a 100644
--- a/pkgs/applications/networking/p2p/twister/default.nix
+++ b/pkgs/applications/networking/p2p/twister/default.nix
@@ -59,7 +59,7 @@ in stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   meta = {
-    homepage = http://www.twister.net.co/;
+    homepage = "http://www.twister.net.co/";
     description = "Peer-to-peer microblogging";
     license = stdenv.lib.licenses.mit;
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/applications/networking/p2p/vuze/default.nix b/pkgs/applications/networking/p2p/vuze/default.nix
index b1d3c73129aa7..be2421ef4d264 100644
--- a/pkgs/applications/networking/p2p/vuze/default.nix
+++ b/pkgs/applications/networking/p2p/vuze/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Torrent client";
-    homepage = http://www.vuze.com;
+    homepage = "http://www.vuze.com";
     license = licenses.unfree;
     platforms = platforms.all;
     maintainers = with maintainers; [ volth ];
diff --git a/pkgs/applications/networking/ping/default.nix b/pkgs/applications/networking/ping/default.nix
index 925618bbe9915..e69c5dc84f373 100644
--- a/pkgs/applications/networking/ping/default.nix
+++ b/pkgs/applications/networking/ping/default.nix
@@ -57,7 +57,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A helpful tool that lets you debug what part of your API is causing you issues";
-    homepage = https://github.com/jeremyvaartjes/ping;
+    homepage = "https://github.com/jeremyvaartjes/ping";
     maintainers = with maintainers; [ kjuvi ] ++ pantheon.maintainers;
     platforms = platforms.linux;
     license = licenses.gpl3;
diff --git a/pkgs/applications/networking/pjsip/default.nix b/pkgs/applications/networking/pjsip/default.nix
index f3d41219470de..6ac2e89cf40e8 100644
--- a/pkgs/applications/networking/pjsip/default.nix
+++ b/pkgs/applications/networking/pjsip/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A multimedia communication library written in C, implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE";
-    homepage = https://pjsip.org/;
+    homepage = "https://pjsip.org/";
     license = stdenv.lib.licenses.gpl2Plus;
     maintainers = with stdenv.lib.maintainers; [olynch];
     platforms = with stdenv.lib.platforms; linux;
diff --git a/pkgs/applications/networking/protocol/default.nix b/pkgs/applications/networking/protocol/default.nix
index 8785d2449b3e8..31b1bd6086ad5 100644
--- a/pkgs/applications/networking/protocol/default.nix
+++ b/pkgs/applications/networking/protocol/default.nix
@@ -13,7 +13,7 @@ buildPythonApplication {
 
   meta = with stdenv.lib; {
     description = "An ASCII Header Generator for Network Protocols";
-    homepage = https://github.com/luismartingarcia/protocol;
+    homepage = "https://github.com/luismartingarcia/protocol";
     license = licenses.gpl3;
     maintainers = with maintainers; [ teto ];
   };
diff --git a/pkgs/applications/networking/protonvpn-cli/default.nix b/pkgs/applications/networking/protonvpn-cli/default.nix
index f426a7c3a581d..c48f6c8202691 100644
--- a/pkgs/applications/networking/protonvpn-cli/default.nix
+++ b/pkgs/applications/networking/protonvpn-cli/default.nix
@@ -35,7 +35,7 @@ in stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "ProtonVPN Command-Line Tool";
-    homepage = https://github.com/ProtonVPN/protonvpn-cli;
+    homepage = "https://github.com/ProtonVPN/protonvpn-cli";
     maintainers = with maintainers; [ caugner ];
     license = licenses.mit;
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/ps2client/default.nix b/pkgs/applications/networking/ps2client/default.nix
index d75f92cb25c7f..02b14b72c18b0 100644
--- a/pkgs/applications/networking/ps2client/default.nix
+++ b/pkgs/applications/networking/ps2client/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Desktop clients to interact with ps2link and ps2netfs";
-    homepage = https://github.com/ps2dev/ps2client;
+    homepage = "https://github.com/ps2dev/ps2client";
     license = licenses.bsd3;
     maintainers = [ maintainers.genesis ];
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/pyload/beautifulsoup.nix b/pkgs/applications/networking/pyload/beautifulsoup.nix
index 66470bf8f3147..8eb0c2298fd3a 100644
--- a/pkgs/applications/networking/pyload/beautifulsoup.nix
+++ b/pkgs/applications/networking/pyload/beautifulsoup.nix
@@ -13,7 +13,7 @@ pythonPackages.buildPythonPackage {
   doCheck = false;
 
   meta = {
-    homepage = http://www.crummy.com/software/BeautifulSoup/;
+    homepage = "http://www.crummy.com/software/BeautifulSoup/";
     license = "bsd";
     description = "Undemanding HTML/XML parser";
   };
diff --git a/pkgs/applications/networking/pyload/default.nix b/pkgs/applications/networking/pyload/default.nix
index 3df21d414e04e..f173e56abb34e 100644
--- a/pkgs/applications/networking/pyload/default.nix
+++ b/pkgs/applications/networking/pyload/default.nix
@@ -52,7 +52,7 @@ in pythonPackages.buildPythonApplication rec {
 
   meta = with stdenv.lib; {
     description = "Free and open source downloader for 1-click-hosting sites";
-    homepage = https://github.com/pyload/pyload;
+    homepage = "https://github.com/pyload/pyload";
     license = licenses.gpl3;
     maintainers = [ maintainers.mahe ];
     platforms = platforms.all;
diff --git a/pkgs/applications/networking/remote/citrix-workspace/default.nix b/pkgs/applications/networking/remote/citrix-workspace/default.nix
index f6ec85f3c2cf0..0936f4e75521b 100644
--- a/pkgs/applications/networking/remote/citrix-workspace/default.nix
+++ b/pkgs/applications/networking/remote/citrix-workspace/default.nix
@@ -38,7 +38,7 @@ let
         x86hash   = "16v3kgavrh62z6vxcbw6mn7h0bfishpl7m92k7g1p2882r1f8vaf";
         x64suffix = "60";
         x86suffix = "60";
-        homepage  = https://www.citrix.com/downloads/workspace-app/legacy-workspace-app-for-linux/workspace-app-for-linux-latest.html;
+        homepage  = "https://www.citrix.com/downloads/workspace-app/legacy-workspace-app-for-linux/workspace-app-for-linux-latest.html";
       };
 
       "19.8.0" = {
@@ -49,7 +49,7 @@ let
         x86hash   = "0afcqirb4q349r3izy88vqkszg6y2wg14iwypk6nrmvwgvcl6jdn";
         x64suffix = "20";
         x86suffix = "20";
-        homepage  = https://www.citrix.com/downloads/workspace-app/legacy-workspace-app-for-linux/workspace-app-for-linux-1908.html;
+        homepage  = "https://www.citrix.com/downloads/workspace-app/legacy-workspace-app-for-linux/workspace-app-for-linux-1908.html";
       };
 
       "19.10.0" = {
@@ -60,7 +60,7 @@ let
         x86hash   = "000zjik8wf8b6fadnsai0p77b4n2l95544zx503iyrb9pv53bj3y";
         x64suffix = "15";
         x86suffix = "15";
-        homepage  = https://www.citrix.com/downloads/workspace-app/legacy-workspace-app-for-linux/workspace-app-for-linux-1910.html;
+        homepage  = "https://www.citrix.com/downloads/workspace-app/legacy-workspace-app-for-linux/workspace-app-for-linux-1910.html";
       };
 
       "19.12.0" = {
@@ -71,7 +71,7 @@ let
         x86hash   = "07rfp90ksnvr8zv7ix7f0z6a59n48s7bd4kqbzilfwxgs4ddqmcy";
         x64suffix = "19";
         x86suffix = "19";
-        homepage  = https://www.citrix.com/de-de/downloads/workspace-app/linux/workspace-app-for-linux-latest.html;
+        homepage  = "https://www.citrix.com/de-de/downloads/workspace-app/linux/workspace-app-for-linux-latest.html";
       };
     };
 
diff --git a/pkgs/applications/networking/remote/freerdp/default.nix b/pkgs/applications/networking/remote/freerdp/default.nix
index 5963c6b6c950d..1dbf80f20f553 100644
--- a/pkgs/applications/networking/remote/freerdp/default.nix
+++ b/pkgs/applications/networking/remote/freerdp/default.nix
@@ -69,7 +69,7 @@ stdenv.mkDerivation rec {
       FreeRDP is a client-side implementation of the Remote Desktop Protocol (RDP)
       following the Microsoft Open Specifications.
     '';
-    homepage = http://www.freerdp.com/;
+    homepage = "http://www.freerdp.com/";
     license = licenses.asl20;
     maintainers = with maintainers; [ peterhoeg ];
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/remote/putty/default.nix b/pkgs/applications/networking/remote/putty/default.nix
index 49182ec182fef..804a40a614c5d 100644
--- a/pkgs/applications/networking/remote/putty/default.nix
+++ b/pkgs/applications/networking/remote/putty/default.nix
@@ -48,7 +48,7 @@ stdenv.mkDerivation rec {
       platforms, along with an xterm terminal emulator.
       It is written and maintained primarily by Simon Tatham.
     '';
-    homepage = https://www.chiark.greenend.org.uk/~sgtatham/putty/;
+    homepage = "https://www.chiark.greenend.org.uk/~sgtatham/putty/";
     license = licenses.mit;
     platforms = platforms.unix ++ platforms.windows;
   };
diff --git a/pkgs/applications/networking/remote/rdesktop/default.nix b/pkgs/applications/networking/remote/rdesktop/default.nix
index 9c9abe55daa61..02a2c63b4397e 100644
--- a/pkgs/applications/networking/remote/rdesktop/default.nix
+++ b/pkgs/applications/networking/remote/rdesktop/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation (rec {
 
   meta = {
     description = "Open source client for Windows Terminal Services";
-    homepage = http://www.rdesktop.org/;
+    homepage = "http://www.rdesktop.org/";
     platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
     license = stdenv.lib.licenses.gpl2;
   };
diff --git a/pkgs/applications/networking/remote/teamviewer/default.nix b/pkgs/applications/networking/remote/teamviewer/default.nix
index 6fe77790b74ac..dbb9d465cc7fc 100644
--- a/pkgs/applications/networking/remote/teamviewer/default.nix
+++ b/pkgs/applications/networking/remote/teamviewer/default.nix
@@ -57,7 +57,7 @@ mkDerivation rec {
   preferLocalBuild = true;
 
   meta = with lib; {
-    homepage = http://www.teamviewer.com;
+    homepage = "http://www.teamviewer.com";
     license = licenses.unfree;
     description = "Desktop sharing application, providing remote support and online meetings";
     platforms = [ "x86_64-linux" ];
diff --git a/pkgs/applications/networking/remote/waypipe/default.nix b/pkgs/applications/networking/remote/waypipe/default.nix
index d253e766284fe..03be60a99489a 100644
--- a/pkgs/applications/networking/remote/waypipe/default.nix
+++ b/pkgs/applications/networking/remote/waypipe/default.nix
@@ -40,7 +40,7 @@ stdenv.mkDerivation rec {
       serializes changes to shared memory buffers over a single socket. This
       makes application forwarding similar to ssh -X feasible.
     '';
-    homepage = https://mstoeckl.com/notes/gsoc/blog.html;
+    homepage = "https://mstoeckl.com/notes/gsoc/blog.html";
     license = licenses.mit;
     platforms = platforms.linux;
     maintainers = with maintainers; [ primeos ];
diff --git a/pkgs/applications/networking/remote/x2goclient/default.nix b/pkgs/applications/networking/remote/x2goclient/default.nix
index 13bcbf9b57e11..047458067357c 100644
--- a/pkgs/applications/networking/remote/x2goclient/default.nix
+++ b/pkgs/applications/networking/remote/x2goclient/default.nix
@@ -32,7 +32,7 @@ mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Graphical NoMachine NX3 remote desktop client";
-    homepage = http://x2go.org/;
+    homepage = "http://x2go.org/";
     license = licenses.gpl2;
     platforms = platforms.linux;
   };
diff --git a/pkgs/applications/networking/remote/xrdp/default.nix b/pkgs/applications/networking/remote/xrdp/default.nix
index 5d33f186df7bd..9941951225ca3 100644
--- a/pkgs/applications/networking/remote/xrdp/default.nix
+++ b/pkgs/applications/networking/remote/xrdp/default.nix
@@ -96,7 +96,7 @@ let
 
     meta = with stdenv.lib; {
       description = "An open source RDP server";
-      homepage = https://github.com/neutrinolabs/xrdp;
+      homepage = "https://github.com/neutrinolabs/xrdp";
       license = licenses.asl20;
       maintainers = [ maintainers.volth ];
       platforms = platforms.linux;
diff --git a/pkgs/applications/networking/resilio-sync/default.nix b/pkgs/applications/networking/resilio-sync/default.nix
index 14d418cd2bfb5..883a152fdf97d 100644
--- a/pkgs/applications/networking/resilio-sync/default.nix
+++ b/pkgs/applications/networking/resilio-sync/default.nix
@@ -31,7 +31,7 @@ in stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Automatically sync files via secure, distributed technology";
-    homepage    = https://www.resilio.com/;
+    homepage    = "https://www.resilio.com/";
     license     = licenses.unfreeRedistributable;
     platforms   = platforms.linux;
     maintainers = with maintainers; [ domenkozar thoughtpolice cwoac ];
diff --git a/pkgs/applications/networking/sieve-connect/default.nix b/pkgs/applications/networking/sieve-connect/default.nix
index dc578dccd19de..c81cc78a9b551 100644
--- a/pkgs/applications/networking/sieve-connect/default.nix
+++ b/pkgs/applications/networking/sieve-connect/default.nix
@@ -42,7 +42,7 @@ stdenv.mkDerivation rec {
       as specifed in RFC 5804. Historically, this was MANAGESIEVE as
       implemented by timsieved in Cyrus IMAP.
     '';
-    homepage = https://github.com/philpennock/sieve-connect;
+    homepage = "https://github.com/philpennock/sieve-connect";
     license = licenses.bsd3;
     platforms = platforms.unix;
     maintainers = with maintainers; [ das_j ];
diff --git a/pkgs/applications/networking/siproxd/default.nix b/pkgs/applications/networking/siproxd/default.nix
index cd697f107b358..e664ee20c237a 100644
--- a/pkgs/applications/networking/siproxd/default.nix
+++ b/pkgs/applications/networking/siproxd/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ libosip ];
 
   meta = {
-    homepage = http://siproxd.sourceforge.net/;
+    homepage = "http://siproxd.sourceforge.net/";
     description = "A masquerading SIP Proxy Server";
     maintainers = with stdenv.lib.maintainers; [viric];
     platforms = with stdenv.lib.platforms; linux;
diff --git a/pkgs/applications/networking/sniffers/etherape/default.nix b/pkgs/applications/networking/sniffers/etherape/default.nix
index 81c48cff4a012..9c295c2791561 100644
--- a/pkgs/applications/networking/sniffers/etherape/default.nix
+++ b/pkgs/applications/networking/sniffers/etherape/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   ];
 
   meta = with stdenv.lib; {
-    homepage = http://etherape.sourceforge.net/;
+    homepage = "http://etherape.sourceforge.net/";
     license = stdenv.lib.licenses.gpl2Plus;
     platforms = with platforms; linux;
     maintainers = with maintainers; [ symphorien ];
diff --git a/pkgs/applications/networking/sniffers/ettercap/default.nix b/pkgs/applications/networking/sniffers/ettercap/default.nix
index c548098baa7ef..4af8e526cd2c5 100644
--- a/pkgs/applications/networking/sniffers/ettercap/default.nix
+++ b/pkgs/applications/networking/sniffers/ettercap/default.nix
@@ -42,7 +42,7 @@ stdenv.mkDerivation rec {
       of many protocols and includes many features for network and host
       analysis.
     '';
-    homepage = https://www.ettercap-project.org/;
+    homepage = "https://www.ettercap-project.org/";
     license = licenses.gpl2;
     platforms = platforms.unix;
     maintainers = with maintainers; [ pSub ];
diff --git a/pkgs/applications/networking/sniffers/kismet/default.nix b/pkgs/applications/networking/sniffers/kismet/default.nix
index 0005a5d230d7c..9775486c156ae 100644
--- a/pkgs/applications/networking/sniffers/kismet/default.nix
+++ b/pkgs/applications/networking/sniffers/kismet/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Wireless network sniffer";
-    homepage = https://www.kismetwireless.net/;
+    homepage = "https://www.kismetwireless.net/";
     license = licenses.gpl3;
     platforms = platforms.linux;
   };
diff --git a/pkgs/applications/networking/soapui/default.nix b/pkgs/applications/networking/soapui/default.nix
index 9de525d93245e..32a6423243e6b 100644
--- a/pkgs/applications/networking/soapui/default.nix
+++ b/pkgs/applications/networking/soapui/default.nix
@@ -43,7 +43,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "The Most Advanced REST & SOAP Testing Tool in the World";
-    homepage = https://www.soapui.org/;
+    homepage = "https://www.soapui.org/";
     license = "SoapUI End User License Agreement";
     maintainers = with maintainers; [ gerschtli ];
     platforms = platforms.all;
diff --git a/pkgs/applications/networking/soulseek/nicotine-plus/default.nix b/pkgs/applications/networking/soulseek/nicotine-plus/default.nix
index 158e6c5dad154..d673917af3161 100644
--- a/pkgs/applications/networking/soulseek/nicotine-plus/default.nix
+++ b/pkgs/applications/networking/soulseek/nicotine-plus/default.nix
@@ -36,7 +36,7 @@ python27Packages.buildPythonApplication {
 
   meta = {
     description = "A graphical client for the SoulSeek peer-to-peer system";
-    homepage = https://www.nicotine-plus.org;
+    homepage = "https://www.nicotine-plus.org";
     license = licenses.gpl3;
     maintainers = with maintainers; [ klntsky ];
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/spideroak/default.nix b/pkgs/applications/networking/spideroak/default.nix
index 11c8af368b953..90d8ea5533184 100644
--- a/pkgs/applications/networking/spideroak/default.nix
+++ b/pkgs/applications/networking/spideroak/default.nix
@@ -51,7 +51,7 @@ in stdenv.mkDerivation {
   nativeBuildInputs = [ patchelf makeWrapper ];
 
   meta = {
-    homepage = https://spideroak.com;
+    homepage = "https://spideroak.com";
     description = "Secure online backup and sychronization";
     license = stdenv.lib.licenses.unfree;
     maintainers = with stdenv.lib.maintainers; [ amorsillo ];
diff --git a/pkgs/applications/networking/super-productivity/default.nix b/pkgs/applications/networking/super-productivity/default.nix
index c5ff090a80768..7a70375e42c9d 100644
--- a/pkgs/applications/networking/super-productivity/default.nix
+++ b/pkgs/applications/networking/super-productivity/default.nix
@@ -98,7 +98,7 @@ in stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "To Do List / Time Tracker with Jira Integration.";
-    homepage = https://super-productivity.com;
+    homepage = "https://super-productivity.com";
     license = licenses.mit;
     platforms = [ "x86_64-linux" ];
     maintainers = with maintainers; [ offline ];
diff --git a/pkgs/applications/networking/sync/acd_cli/default.nix b/pkgs/applications/networking/sync/acd_cli/default.nix
index 669ab4d1e3e52..c95647c784057 100644
--- a/pkgs/applications/networking/sync/acd_cli/default.nix
+++ b/pkgs/applications/networking/sync/acd_cli/default.nix
@@ -32,7 +32,7 @@ buildPythonApplication rec {
 
   meta = with stdenv.lib; {
     description = "A command line interface and FUSE filesystem for Amazon Cloud Drive";
-    homepage = https://github.com/yadayada/acd_cli;
+    homepage = "https://github.com/yadayada/acd_cli";
     license = licenses.gpl2;
     platforms = platforms.linux;
     maintainers = with maintainers; [ edwtjo ];
diff --git a/pkgs/applications/networking/sync/backintime/common.nix b/pkgs/applications/networking/sync/backintime/common.nix
index 36c4dd46222eb..6244cd661d0ad 100644
--- a/pkgs/applications/networking/sync/backintime/common.nix
+++ b/pkgs/applications/networking/sync/backintime/common.nix
@@ -32,7 +32,7 @@ in stdenv.mkDerivation rec {
     '';
 
   meta = {
-    homepage = https://github.com/bit-team/backintime;
+    homepage = "https://github.com/bit-team/backintime";
     description = "Simple backup tool for Linux";
     license = stdenv.lib.licenses.gpl2;
     maintainers = [ ];
diff --git a/pkgs/applications/networking/sync/casync/default.nix b/pkgs/applications/networking/sync/casync/default.nix
index 82a99bf2df10b..461de492ae2db 100644
--- a/pkgs/applications/networking/sync/casync/default.nix
+++ b/pkgs/applications/networking/sync/casync/default.nix
@@ -44,7 +44,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Content-Addressable Data Synchronizer";
-    homepage    = https://github.com/systemd/casync;
+    homepage    = "https://github.com/systemd/casync";
     license     = licenses.lgpl21;
     platforms   = platforms.linux;
     maintainers = with maintainers; [ flokli ];
diff --git a/pkgs/applications/networking/sync/desync/default.nix b/pkgs/applications/networking/sync/desync/default.nix
index d38f8b53dbbf1..9831ab34b2eb2 100644
--- a/pkgs/applications/networking/sync/desync/default.nix
+++ b/pkgs/applications/networking/sync/desync/default.nix
@@ -19,7 +19,7 @@ buildGoPackage rec {
   meta = with stdenv.lib; {
     description = "Content-addressed binary distribution system";
     longDescription = "An alternate implementation of the casync protocol and storage mechanism with a focus on production-readiness";
-    homepage = https://github.com/folbricht/desync;
+    homepage = "https://github.com/folbricht/desync";
     license = licenses.bsd3;
     platforms = platforms.unix; # *may* work on Windows, but varies between releases.
     maintainers = [ maintainers.chaduffy ];
diff --git a/pkgs/applications/networking/sync/lsyncd/default.nix b/pkgs/applications/networking/sync/lsyncd/default.nix
index 832f7c63f275b..9573e1717de90 100644
--- a/pkgs/applications/networking/sync/lsyncd/default.nix
+++ b/pkgs/applications/networking/sync/lsyncd/default.nix
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
   ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/axkibe/lsyncd;
+    homepage = "https://github.com/axkibe/lsyncd";
     description = "A utility that synchronizes local directories with remote targets";
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/sync/rclone/default.nix b/pkgs/applications/networking/sync/rclone/default.nix
index d6f37583abe58..2f484467450c0 100644
--- a/pkgs/applications/networking/sync/rclone/default.nix
+++ b/pkgs/applications/networking/sync/rclone/default.nix
@@ -33,7 +33,7 @@ buildGoPackage rec {
 
   meta = with stdenv.lib; {
     description = "Command line program to sync files and directories to and from major cloud storage";
-    homepage = https://rclone.org;
+    homepage = "https://rclone.org";
     license = licenses.mit;
     maintainers = with maintainers; [ danielfullmer ];
     platforms = platforms.all;
diff --git a/pkgs/applications/networking/sync/rsync/base.nix b/pkgs/applications/networking/sync/rsync/base.nix
index fc4bc6c0671e4..a0522dfe82023 100644
--- a/pkgs/applications/networking/sync/rsync/base.nix
+++ b/pkgs/applications/networking/sync/rsync/base.nix
@@ -15,7 +15,7 @@ rec {
 
   meta = with stdenv.lib; {
     description = "Fast incremental file transfer utility";
-    homepage = https://rsync.samba.org/;
+    homepage = "https://rsync.samba.org/";
     license = licenses.gpl3Plus;
     platforms = platforms.unix;
   };
diff --git a/pkgs/applications/networking/sync/unison/default.nix b/pkgs/applications/networking/sync/unison/default.nix
index 9c49b22d94433..535757503ca67 100644
--- a/pkgs/applications/networking/sync/unison/default.nix
+++ b/pkgs/applications/networking/sync/unison/default.nix
@@ -45,7 +45,7 @@ stdenv.mkDerivation (rec {
   dontStrip = !ocaml.nativeCompilers;
 
   meta = {
-    homepage = https://www.cis.upenn.edu/~bcpierce/unison/;
+    homepage = "https://www.cis.upenn.edu/~bcpierce/unison/";
     description = "Bidirectional file synchronizer";
     license = stdenv.lib.licenses.gpl3Plus;
     maintainers = with stdenv.lib.maintainers; [viric];
diff --git a/pkgs/applications/networking/syncplay/default.nix b/pkgs/applications/networking/syncplay/default.nix
index 920a1c97539e0..0613a5c5bcd90 100644
--- a/pkgs/applications/networking/syncplay/default.nix
+++ b/pkgs/applications/networking/syncplay/default.nix
@@ -23,7 +23,7 @@ buildPythonApplication rec {
   '';
 
   meta = with lib; {
-    homepage = https://syncplay.pl/;
+    homepage = "https://syncplay.pl/";
     description = "Free software that synchronises media players";
     license = licenses.asl20;
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/syncthing-gtk/default.nix b/pkgs/applications/networking/syncthing-gtk/default.nix
index 3e2b7cf67f200..cf1e053dd53c1 100644
--- a/pkgs/applications/networking/syncthing-gtk/default.nix
+++ b/pkgs/applications/networking/syncthing-gtk/default.nix
@@ -57,7 +57,7 @@ buildPythonApplication rec {
 
   meta = with stdenv.lib; {
     description = "GTK3 & python based GUI for Syncthing";
-    homepage = https://github.com/syncthing/syncthing-gtk;
+    homepage = "https://github.com/syncthing/syncthing-gtk";
     license = licenses.gpl2;
     maintainers = with maintainers; [ ];
     platforms = syncthing.meta.platforms;
diff --git a/pkgs/applications/networking/syncthing/default.nix b/pkgs/applications/networking/syncthing/default.nix
index c880f7db86696..31cf76be5efc8 100644
--- a/pkgs/applications/networking/syncthing/default.nix
+++ b/pkgs/applications/networking/syncthing/default.nix
@@ -36,7 +36,7 @@ let
       inherit postInstall;
 
       meta = with lib; {
-        homepage = https://www.syncthing.net/;
+        homepage = "https://www.syncthing.net/";
         description = "Open Source Continuous File Synchronization";
         license = licenses.mpl20;
         maintainers = with maintainers; [ pshendry joko peterhoeg andrew-d ];
diff --git a/pkgs/applications/networking/trebleshot/default.nix b/pkgs/applications/networking/trebleshot/default.nix
index 1b049ff2dc7f0..56ebe1873ae61 100644
--- a/pkgs/applications/networking/trebleshot/default.nix
+++ b/pkgs/applications/networking/trebleshot/default.nix
@@ -20,7 +20,7 @@ mkDerivation rec {
 
   meta = with lib; {
     description = "Android file transferring tool for desktop";
-    homepage = https://github.com/genonbeta/TrebleShot-Desktop;
+    homepage = "https://github.com/genonbeta/TrebleShot-Desktop";
     license = licenses.gpl2;
 
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/umurmur/default.nix b/pkgs/applications/networking/umurmur/default.nix
index 1a19c8c96b330..d16c1bb944a2d 100644
--- a/pkgs/applications/networking/umurmur/default.nix
+++ b/pkgs/applications/networking/umurmur/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "Minimalistic Murmur (Mumble server)";
     license = licenses.bsd3;
-    homepage = https://github.com/umurmur/umurmur;
+    homepage = "https://github.com/umurmur/umurmur";
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/applications/networking/vnstat/default.nix b/pkgs/applications/networking/vnstat/default.nix
index 44b8a955817da..cd0f65d4d4549 100644
--- a/pkgs/applications/networking/vnstat/default.nix
+++ b/pkgs/applications/networking/vnstat/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
       This means that vnStat won't actually be sniffing any traffic and also
       ensures light use of system resources.
     '';
-    homepage = https://humdi.net/vnstat/;
+    homepage = "https://humdi.net/vnstat/";
     license = licenses.gpl2Plus;
     platforms = platforms.linux;
   };
diff --git a/pkgs/applications/networking/weather/meteo/default.nix b/pkgs/applications/networking/weather/meteo/default.nix
index 64fef08ceefd5..9887e34d7354b 100644
--- a/pkgs/applications/networking/weather/meteo/default.nix
+++ b/pkgs/applications/networking/weather/meteo/default.nix
@@ -40,7 +40,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Know the forecast of the next hours & days";
-    homepage = https://gitlab.com/bitseater/meteo;
+    homepage = "https://gitlab.com/bitseater/meteo";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ worldofpeace ];
     platforms = platforms.linux;
diff --git a/pkgs/applications/networking/znc/default.nix b/pkgs/applications/networking/znc/default.nix
index bf36a6f2bbbde..e9c3acdc11d12 100644
--- a/pkgs/applications/networking/znc/default.nix
+++ b/pkgs/applications/networking/znc/default.nix
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Advanced IRC bouncer";
-    homepage = https://wiki.znc.in/ZNC;
+    homepage = "https://wiki.znc.in/ZNC";
     maintainers = with maintainers; [ schneefux lnl7 ];
     license = licenses.asl20;
     platforms = platforms.unix;
diff --git a/pkgs/applications/networking/znc/modules.nix b/pkgs/applications/networking/znc/modules.nix
index 5e7bdd09b036c..3fd447b8b096b 100644
--- a/pkgs/applications/networking/znc/modules.nix
+++ b/pkgs/applications/networking/znc/modules.nix
@@ -31,7 +31,7 @@ in {
 
     meta = with stdenv.lib; {
       description = "Request backlog for IRC channels.";
-      homepage = https://github.com/fruitiex/znc-backlog/;
+      homepage = "https://github.com/fruitiex/znc-backlog/";
       license = licenses.asl20;
       maintainers = with maintainers; [ infinisil ];
     };
@@ -51,7 +51,7 @@ in {
 
     meta = with stdenv.lib; {
       description = "ZNC module for client specific buffers";
-      homepage = https://github.com/jpnurmi/znc-clientbuffer;
+      homepage = "https://github.com/jpnurmi/znc-clientbuffer";
       license = licenses.asl20;
       maintainers = with maintainers; [ hrdinka ];
     };
@@ -71,7 +71,7 @@ in {
 
     meta = with stdenv.lib; {
       description = "ZNC clientaway module";
-      homepage = https://github.com/kylef/znc-contrib;
+      homepage = "https://github.com/kylef/znc-contrib";
       license = licenses.gpl2;
       maintainers = with maintainers; [ kiwi ];
     };
@@ -92,7 +92,7 @@ in {
 
     meta = {
       description = "ZNC FiSH module";
-      homepage = https://github.com/dctrwatson/znc-fish;
+      homepage = "https://github.com/dctrwatson/znc-fish";
       maintainers = [ stdenv.lib.maintainers.offline ];
     };
   };
@@ -111,7 +111,7 @@ in {
 
     meta = with stdenv.lib; {
       description = "ZNC ignore module";
-      homepage = https://github.com/kylef/znc-contrib;
+      homepage = "https://github.com/kylef/znc-contrib";
       license = licenses.gpl2;
       maintainers = with maintainers; [ kiwi ];
     };
@@ -151,7 +151,7 @@ in {
 
     meta = with stdenv.lib; {
       description = "An advanced playback module for ZNC";
-      homepage = https://github.com/jpnurmi/znc-playback;
+      homepage = "https://github.com/jpnurmi/znc-playback";
       license = licenses.asl20;
       maintainers = with maintainers; [ hrdinka ];
     };
@@ -171,7 +171,7 @@ in {
 
     meta = {
       description = "ZNC privmsg module";
-      homepage = https://github.com/kylef/znc-contrib;
+      homepage = "https://github.com/kylef/znc-contrib";
     };
   };
 
@@ -189,7 +189,7 @@ in {
 
     meta = {
       description = "Push notification service module for ZNC";
-      homepage = https://github.com/jreese/znc-push;
+      homepage = "https://github.com/jreese/znc-push";
       license = stdenv.lib.licenses.mit;
       maintainers = with stdenv.lib.maintainers; [ offline schneefux ];
     };