{
  fetchurl,
  lib,
  stdenv,
  dpkg,
  makeWrapper,
  alsa-lib,
  brotli,
  cups,
  curl,
  dbus,
  expat,
  fontconfig,
  freetype,
  glib,
  gst_all_1,
  harfbuzz,
  lcms,
  libcap,
  libevent,
  libGL,
  libGLU,
  libkrb5,
  libopus,
  libpulseaudio,
  libxkbcommon,
  libxkbfile,
  libxml2,
  libxslt,
  libwebp,
  mesa,
  nspr,
  nss,
  openssl,
  snappy,
  systemd,
  wayland,
  xorg,
  zlib,
  zstd,
  ...
}:

stdenv.mkDerivation {
  pname = "viber";
  version = "21.8.0.11";

  src = fetchurl {
    # Official link: https://download.cdn.viber.com/cdn/desktop/Linux/viber.deb
    url = "https://download.cdn.viber.com/cdn/desktop/Linux/viber.deb";
    hash = "sha256-RrObmN21QOm5nk0R2avgCH0ulrfiUIo2PnyYWvQaGVw=";
  };

  nativeBuildInputs = [ makeWrapper ];
  buildInputs = [ dpkg ];

  dontUnpack = true;

  libPath = lib.makeLibraryPath [
    alsa-lib
    brotli
    cups
    curl
    dbus
    expat
    fontconfig
    freetype
    glib
    gst_all_1.gst-plugins-base
    gst_all_1.gstreamer
    harfbuzz
    lcms
    libcap
    libevent
    libGLU
    libGL
    libkrb5
    libopus
    libpulseaudio
    libxkbcommon
    libxkbfile
    libxml2
    libxslt
    libwebp
    mesa
    nspr
    nss
    openssl
    snappy
    stdenv.cc.cc
    systemd
    wayland
    zlib
    zstd

    xorg.libICE
    xorg.libSM
    xorg.libX11
    xorg.libxcb
    xorg.libXcomposite
    xorg.libXcursor
    xorg.libXdamage
    xorg.libXext
    xorg.libXfixes
    xorg.libXi
    xorg.libXrandr
    xorg.libXrender
    xorg.libXScrnSaver
    xorg.libXtst
    xorg.xcbutilimage
    xorg.xcbutilkeysyms
    xorg.xcbutilrenderutil
    xorg.xcbutilwm
  ];

  installPhase = ''
    dpkg-deb -x $src $out
    mkdir -p $out/bin

    # Soothe nix-build "suspicions"
    chmod -R g-w $out

    for file in $(find $out -type f \( -perm /0111 -o -name \*.so\* \) ); do
      patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" "$file" || true
      patchelf --set-rpath $libPath:$out/opt/viber/lib $file || true
    done

    # qt.conf is not working, so override everything using environment variables
    wrapProgram $out/opt/viber/Viber \
      --set QT_QPA_PLATFORM "xcb" \
      --set QT_PLUGIN_PATH "$out/opt/viber/plugins" \
      --set QT_XKB_CONFIG_ROOT "${xorg.xkeyboardconfig}/share/X11/xkb" \
      --set QTCOMPOSE "${xorg.libX11.out}/share/X11/locale" \
      --set QML2_IMPORT_PATH "$out/opt/viber/qml"
    ln -s $out/opt/viber/Viber $out/bin/viber

    mv $out/usr/share $out/share
    rm -rf $out/usr

    # Fix the desktop link
    substituteInPlace $out/share/applications/viber.desktop \
      --replace /opt/viber/Viber $out/opt/viber/Viber \
      --replace /usr/share/ $out/share/
  '';

  dontStrip = true;
  dontPatchELF = true;

  meta = {
    homepage = "https://www.viber.com";
    description = "Instant messaging and Voice over IP (VoIP) app";
    sourceProvenance = with lib.sourceTypes; [ binaryNativeCode ];
    license = lib.licenses.unfree;
    platforms = [ "x86_64-linux" ];
    maintainers = with lib.maintainers; [ jagajaga ];
  };

}