{ pkgs, ... }:
{
  programs.firefox = {
    enable = true;
    # Install extensions from NUR
    extensions = with pkgs.nur.repos.rycee.firefox-addons; [
      ublock-origin
      facebook-container
      clearurls

      bitwarden
             
      sponsorblock
      enhancer-for-youtube
      return-youtube-dislikes

      tab-session-manager

      darkreader
      tampermonkey
      to-google-translate

      h264ify
      betterttv
    ];

    # Privacy about:config settings
    profiles.seanomik = {
      search = {
        force = true;
        default = "DuckDuckGo";
        order = [ "DuckDuckGo" "Google" ];
        engines = {
          "Amazon.com".metaData.alias = "@a";
          "Bing".metaData.hidden = true;
          "eBay".metaData.hidden = true;
          "Google".metaData.alias = "@g";
          "Wikipedia (en)".metaData.alias = "@w";

          "GitHub" = {
            urls = [{
              template = "https://github.com/search";
              params = [
                { name = "q"; value = "{searchTerms}"; }
              ];
            }];
            icon = "${pkgs.fetchurl {
              url = "https://github.githubassets.com/favicons/favicon.svg";
              sha256 = "sha256-apV3zU9/prdb3hAlr4W5ROndE4g3O1XMum6fgKwurmA=";
            }}";
            definedAliases = [ "@gh" ];
          };

          "Nix Packages" = {
            urls = [{
              template = "https://search.nixos.org/packages";
              params = [
                { name = "channel"; value = "unstable"; }
                { name = "query"; value = "{searchTerms}"; }
              ];
            }];
            icon = "${pkgs.nixos-icons}/share/icons/hicolor/scalable/apps/nix-snowflake.svg";
            definedAliases = [ "@np" ];
          };
        };
      };

      settings = {
        "browser.toolbars.bookmarks.visibility" = "always";

        # Disable telemetry
        "browser.newtabpage.activity-stream.feeds.telemetry" = false;
        "browser.ping-centre.telemetry" = false;
        "browser.tabs.crashReporting.sendReport" = false;
        "devtools.onboarding.telemetry.logged" = false;
        "toolkit.telemetry.enabled" = false;
        "toolkit.telemetry.unified" = false;
        "toolkit.telemetry.server" = "";

        # Disable Pocket
        "browser.newtabpage.activity-stream.feeds.discoverystreamfeed" = false;
        "browser.newtabpage.activity-stream.feeds.section.topstories" = false;
        "browser.newtabpage.activity-stream.section.highlights.includePocket" = false;
        "browser.newtabpage.activity-stream.showSponsored" = false;
        "extensions.pocket.enabled" = false;

        "media.autoplay.enabled" = false;

        "privacy.firstparty.isolate" = true;
        "network.http.sendRefererHeader" = 0;
      };
    };
  };
}