{
  lib,
  stdenv,
  fetchurl,
  libx11,
}:

stdenv.mkDerivation (finalAttrs: {
  pname = "xchainkeys";
  version = "0.11";

  src = fetchurl {
    url = "https://henning-bekel.de/download/xchainkeys/xchainkeys-${finalAttrs.version}.tar.gz";
    sha256 = "1rpqs7h5krral08vqxwb0imy33z17v5llvrg5hy8hkl2ap7ya0mn";
  };

  buildInputs = [ libx11 ];

  meta = {
    homepage = "http://henning-bekel.de/xchainkeys/";
    description = "Standalone X11 program to create chained key bindings";
    license = lib.licenses.gpl3;
    platforms = lib.platforms.unix;
    mainProgram = "xchainkeys";
    # The last successful Darwin Hydra build was in 2023
    broken = stdenv.hostPlatform.isDarwin;
  };
})