{
  pkgs,
  lib,
  ...
}: let
  inherit
    (lib)
    getExe
    singleton
    ;
in {
  xdg.portal = {
    config = {
      common = {
        default = [
          "gtk"
        ];
      };
    };
    enable = true;
    xdgOpenUsePortal = true;
    extraPortals = singleton pkgs.xdg-desktop-portal-gtk;
  };

  services.xserver = {
    enable = true;

    windowManager = {
      xmonad.enable = true;
      xmonad.enableContribAndExtras = true;
    };

    displayManager = {
      lightdm.enable = true;
      defaultSession = "none+xmonad";
    };

    libinput = {
      enable = true;
    };

    xkb = {
      layout = "de,de,mine,us";
      variant = "koy,neo_qwerty,mine,";
      options = "ctrl:swap_lalt_lctl_lwin, altwin:menu_win, grp:sclk_toggle";

      extraLayouts."neo_qwerty" = {
        description = "QWERTY neo2 layout.";
        languages = ["de"];
        symbolsFile = ./qwerty_neo.xkb;
      };

      extraLayouts."mine" = {
        description = "mine neo layout.";
        languages = ["de"];
        symbolsFile = ./mine.xkb;
      };
    };
  };

  hardware = {
    opengl.enable = true;
    opengl.driSupport32Bit = true;
  };

  console.useXkbConfig = true;
}