{ config, pkgs, ... }: {
  programs.firefox = {
    enable = true;
    package = pkgs.firefox.override {
      cfg = {
        CaptivePortal = false;
        DisableFirefoxStudies = true;
        DisablePocket = true;
        DisableTelemetry = true;
        DisableFirefoxAccounts = false;
        NoDefaultBookmarks = true;
        OfferToSaveLogins = false;
        OfferToSaveLoginsDefault = false;
        PasswordManagerEnabled = false;
        FirefoxHome = {
          Search = true;
          Pocket = false;
          Snippets = false;
          TopSites = false;
          Highlights = false;
        };
        UserMessaging = {
          ExtensionRecommendations = false;
          SkipOnboarding = true;
        };
      };
    };

    profiles.default = {
      isDefault = true;
      name = "default";
      settings = {
        "browser.startup.homepage" = "https://searx.sysctl.io";
        "browser.search.region" = "US";
        "browser.search.isUS" = false;
        "distribution.searchplugins.defaultLocale" = "en-US";
        "general.useragent.locale" = "en-US";
        "browser.bookmarks.showMobileBookmarks" = false;
        "browser.newtabpage.pinned" = [{
          title = "Blank";
          url = "about:blank";
        }];
      };
      search.default = "DuckDuckGo";
      search.force = true;
      search.order = [
        "DuckDuckGo"
      ];
      search.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" ];
        };
      };
    };
  };
}