{
  pkgs,
  config,
  ...
}:
let
  inherit (pkgs) nur;
in
{
  programs.firefox = {
    enable = true;

    policies.SearchEngines.Add = [
      # Forges
      {
        Name = "GitHub";
        Alias = "@gh";
        IconURL = "https://github.com/favicon.ico";
        Description = "Your code yum yum";
        URLTemplate = "https://github.com/search?q={searchTerms}&type=repositories";
      }
      {
        Name = "GitHub (Code Search)";
        Alias = "@ghc";
        IconURL = "https://github.com/favicon.ico";
        Description = "Your code yum yum";
        URLTemplate = "https://github.com/search?q={searchTerms}&type=code";
      }
      {
        Name = "Codeberg";
        Alias = "@cb";
        IconURL = "https://codeberg.org/favicon.ico";
        Description = "Software development, but free!";
        URLTemplate = "https://codeberg.org/explore/repos?q={searchTerms}";
      }
      {
        Name = "?C";
        Alias = "@cc";
        IconURL = "https://git.confusedcompiler.org/favicon.ico";
        URLTemplate = "https://git.confusedcompiler.org/explore/repos?q={searchTerms}";
      }

      # Nix{,OS,pkgs}
      {
        Name = "NixOS Search (Package)";
        Alias = "@np";
        IconURL = "https://nixos.org/favicon.ico";
        Description = "Search in nixpkgs";
        URLTemplate = "https://search.nixos.org/packages?query={searchTerms}";
      }
      {
        Name = "NixOS Search (Options)";
        Alias = "@no";
        IconURL = "https://nixos.org/favicon.ico";
        Description = "Search in NixOS options";
        URLTemplate = "https://search.nixos.org/options?query={searchTerms}";
      }

      # Haskell
      {
        Name = "Flora";
        Alias = "@hs";
        IconURL = "https://flora.pm/static/icons/favicon-32x32.png";
        URLTemplate = "https://flora.pm/search?q={searchTerms}";
      }

      # Discourse
      {
        Name = "NixOS Discourse";
        Alias = "@nd";
        IconURL = "https://nixos.org/favicon.ico";
        URLTemplate = "https://discourse.nixos.org/search?q={searchTerms}";
      }
      {
        Name = "Framework Discourse";
        Alias = "@fd";
        IconURL = "https://frame.work/favicon.ico";
        URLTemplate = "https://community.frame.work/search?q={searchTerms}";
      }

      # Misc
      {
        Name = "YouTube";
        Alias = "@yt";
        IconURL = "https://youtube.com/favicon.ico";
        SuggestURLTemplate = "http://suggestqueries.google.com/complete/search?q={searchTerms}&ds=yt";
        URLTemplate = "https://www.youtube.com/results?search_query={searchTerms}";
      }
      {
        Name = "Genius";
        Alias = "@geni";
        IconURL = "https://genius.com/favicon.ico";
        URLTemplate = "https://genius.com/search?q={searchTerms}";
      }
    ];

    profiles = {
      default = {
        settings = {
          # "full-screen-api.ignore-widgets" = true; # limit fullscreen mode to window
        };
        userChrome = ''
          /* monofont tweak */
          #statuspanel-label {
            font-family: monospace;
          }
          .urlbar-input-box {
            font-family: monospace;
          }
        '';
        extensions.packages =
          let
            addons = nur.repos.rycee.firefox-addons;
          in
          [
            addons.sponsorblock
            addons.return-youtube-dislikes
            addons.consent-o-matic
          ];
      };

      junk = {
        id = 1;
        inherit (config.programs.firefox.profiles.default)
          settings
          userChrome
          ;

        extensions.packages =
          let
            addons = nur.repos.rycee.firefox-addons;
          in
          [ addons.multi-account-containers ];

        containers = {
          raisin = {
            color = "purple";
            icon = "fruit";
            id = 1;
          };
          pomme = {
            color = "red";
            icon = "fruit";
            id = 2;
          };
        };
      };

      # Isolate it because it's proprietary
      tampermonkey = {
        id = 2;
        inherit (config.programs.firefox.profiles.default)
          settings
          userChrome
          ;

        extensions.packages =
          let
            addons = nur.repos.rycee.firefox-addons;
          in
          [ addons.tampermonkey ];
      };
    };
  };
}