{pkgs, ...}: { xdg = { enable = true; mimeApps.enable = true; mimeApps.defaultApplications = { "text/html" = ["firefox.desktop"]; "x-scheme-handler/http" = ["firefox.desktop"]; "x-scheme-handler/https" = ["firefox.desktop"]; }; desktopEntries = { org-protocol = { name = "org-protocol"; genericName = "Org protocol"; exec = "emacsclient -- %u"; terminal = false; mimeType = ["x-scheme-handler/org-protocol"]; }; firefox = { name = "firefox"; genericName = "Firefox protocol"; exec = "firefox -- %U"; terminal = false; mimeType = ["text/html" "text/xml" "text/uri"]; }; }; }; home.packages = [pkgs.xdg-utils]; }