{
  eg.xfce-desktop.nixos =
    { lib, ... }:
    {
      # https://gist.github.com/nat-418/1101881371c9a7b419ba5f944a7118b0
      services.xserver = {
        enable = true;
        desktopManager = {
          xterm.enable = false;
          xfce.enable = true;
        };
      };

      services.displayManager = {
        defaultSession = lib.mkDefault "xfce";
        enable = true;
      };
    };
}