{pkgs, ...}: {
  programs.firefox = {
    enable = true;
    profiles.evie = {
      search = {
        default = "DuckDuckGo";
        force = true;
        order = ["DuckDuckGo"];
        engines = {
          "Nix Packages" = {
            urls = [
              {
                template = "https://search.nixos.org/packages";
                params = [
                  {
                    name = "type";
                    value = "packages";
                  }
                  {
                    name = "query";
                    value = "{searchTerms}";
                  }
                ];
              }
            ];

            icon = "${pkgs.nixos-icons}/share/icons/hicolor/scalable/apps/nix-snowflake.svg";
            definedAliases = ["@np"];
          };
          "NixOS Wiki" = {
            urls = [{template = "https://nixos.wiki/index.php?search={searchTerms}";}];
            iconUpdateURL = "https://nixos.wiki/favicon.png";
            updateInterval = 24 * 60 * 60 * 1000; # every day
            definedAliases = ["@nw"];
          };
        };
      };
      settings = {
        "browser.startup.homepage" = "https://nixos.org";
        "browser.search.region" = "GB";
        "browser.search.isUS" = false;
        "distribution.searchplugins.defaultLocale" = "en-GB";
        "general.useragent.locale" = "en-GB";
        "browser.bookmarks.showMobileBookmarks" = true;
        "browser.newtabpage.pinned" = [
          {
            title = "NixOS";
            url = "https://nixos.org";
          }
        ];
      };
      extensions = []; # TODO
      bookmarks = [
        {
          name = "wikipedia";
          tags = ["wiki"];
          keyword = "wiki";
          url = "https://en.wikipedia.org/wiki/Special:Search?search=%s&go=Go";
        }
        {
          name = "kernel.org";
          url = "https://www.kernel.org";
        }
        {
          name = "Nix sites";
          toolbar = true;
          bookmarks = [
            {
              name = "homepage";
              url = "https://nixos.org/";
            }
            {
              name = "wiki";
              tags = ["wiki" "nix"];
              url = "https://nixos.wiki/";
            }
          ];
        }
      ];
    };
  };
}