{pkgs, ...}: {
  programs.firefox = {
    enable = true;
    languagePacks = ["en-GB" "cs" "sk" "de"];
    policies = {
      DefaultDownloadDirectory = "\${home}/Downloads";
      Extensions.Install = map (name: "https://addons.mozilla.org/firefox/downloads/latest/${name}") [
        # Privacy
        "ublock-origin"
        "privacy-badger17"
        "torproject-snowflake"
        "clearurls"
        "flagfox"
        "user-agent-string-switcher"
        "facebook-container"

        # QoL
        "sidebery"
        "onetab"
        "bitwarden-password-manager"

        # YouTube
        "return-youtube-dislikes"
        "sponsorblock"
        "youtube-recommended-videos"
        "hide-members-only-videos"

        # Theming
        "styl-us"
        "firefox-color"
        "darkreader"
      ];
      Extensions.Uninstall = [
        "ddg@search.mozilla.org"
        "google@search.mozilla.org"
        "bing@search.mozilla.org"
        "amazondotcom@search.mozilla.org"
        "ebay@search.mozilla.org"
        "twitter@search.mozilla.org"
      ];
      DisableFirefoxStudies = true;
      DisableTelemetry = true;
      DisableFeedbackCommands = true;
      DisablePocket = true;
    };
  };
  programs.zsh.enable = true;

  programs.steam = {
    enable = true;
    remotePlay.openFirewall = true;
    dedicatedServer.openFirewall = true;
    localNetworkGameTransfers.openFirewall = true;
  };

  programs.ssh.startAgent = true;
}