@@ -59,24 +59,7 @@ };     functions = {
       ds = "du -hd1 $argv[1] | sort -h";
       last_history_item = "echo $history[1]";
-    } // (lib.attrsets.optionalAttrs pkgs.stdenv.isLinux {
-      open = ''
-        argparse h/help a/application -- $argv
-        or return
-
-        if set -ql _flag_help
-           echo "open [-h|--help] [-a application] [arguments...]"
-           return 1
-        end
-
-        if set -ql _flag_application
-           # TODO: support reverse-domain- named files (e.g. org.kde.kate.desktop)
-           ${pkgs.gtk3}/bin/gtk-launch $argv[1]
-        else
-          xdg-open $argv
-        end
-      '';
-    });
+    };
   };
   xdg.configFile."fish/completions" = {
     recursive = true;