{...}:{
  programs.firefox.policies.ExtensionSettings = {
    "uBlock0@raymondhill.net" = {
      default_area = "navbar";
      install_url = "https://addons.mozilla.org/firefox/downloads/latest/ublock-origin/latest.xpi";
      installation_mode = "normal_installed";
      private_browsing = true;
    };
    "{d634138d-c276-4fc8-924b-40a0ea21d284}" = {
      default_area = "navbar";
      install_url = "https://addons.mozilla.org/firefox/downloads/latest/1password-x-password-manager/latest.xpi";
      installation_mode = "normal_installed";
      private_browsing = true;
    };

    "{9063c2e9-e07c-4c2c-9646-cfe7ca8d0498}" = {
      default_area = "menupanel";
      install_url = "https://addons.mozilla.org/firefox/downloads/latest/old-reddit-redirect/latest.xpi";
      installation_mode = "normal_installed";
      private_browsing = true;
    };

    "{d7742d87-e61d-4b78-b8a1-b469842139fa}" = {
      default_area = "menupanel";
      install_url = "https://addons.mozilla.org/firefox/downloads/latest/vimium-ff/latest.xpi";
      installation_mode = "normal_installed";
      private_browsing = true;
    };
  };
}