{ pkgs, lib, config, ... }: let
	cfg = config._archetypes.collections.desktop.thumbnailers;
in {
	options._archetypes.collections.desktop.thumbnailers = {
		enable = lib.mkEnableOption "install thumbnailers for graphical file managers";
	};

	config = lib.mkIf cfg.enable {
		# https://wiki.nixos.org/wiki/Thumbnails
		# Thumbnailers created in /run/current-system/sw/share/thumbnailers
		environment.systemPackages = with pkgs; [
			# Video
			ffmpegthumbnailer
			# Images
			gdk-pixbuf
			# HEIF images
			libheif
			libheif.out
			# RAW images
			nufraw-thumbnailer
		];
	};
}