{
  pkgs,
  lib,
  nixosConfig,
  ...
}:
# TODO: Remove this whole file, and move each package to a separate module. <2024-11-16>
with pkgs; let
  Gui = {
    Terminals = [
      alacritty # default terminal
    ];

    Misc = [
      keepassxc # password manager
    ];
  };

  TuiCli = {
    Social = [
      iamb # best tui matrix client (as of today)
    ];

    Pdfs = [
      con2pdf # Scanner implementation
    ];

    Misc = [
      killall # kill a application by name
      snap-sync-forked # A btrfs based backup solution
      bc # Smart calculator
      aumo # Automatic mount
      jq # Json parser
    ];

    Task = {
      StartStop = [
        hibernate # Hibernate wrapper that automatically stops all active task
        lock # Same as `hibernate`, but for locking
      ];

      Firefox = [
        # `tskm` handles the integration between Firefox profiles and task
        # contexts
        pkgs.tskm
      ];
    };

    WM = {
      CLITools = [
        wl-clipboard # Command-line copy/paste utilities.
      ];
    };

    Media = {
      View = [
        zathura # PDF viewer
      ];

      YouTube = [
        yt # A command line YouTube client
      ];
    };

    Hardware = {
      Storage = [
        # TODO: smartmontools # Control and monitor S.M.A.R.T. enabled ATA and SCSI Hard Drives
      ];

      Battery = [
        battery # Check the battery level
      ];

      # TODO: Also support setting the brightness with multiple backlights <2024-05-24>
      Backlight =
        lib.optional nixosConfig.soispha.laptop.enable
        (
          # Set the brightness level
          brightness.override
          {
            backlightName = nixosConfig.soispha.laptop.backlight;
          }
        );
    };

    SystemUpdate = [
      fupdate # Generic update tool.
      update-sys # System update tool (meant to slot into `fupdate`).
    ];

    FileListers = [
      tree # A directory listing program displaying a depth indented list of files
      fd # Simple, fast and user-friendly alternative to find
      ripgrep # A search tool that combines the usability of ag with the raw speed of grep
      file # Show information about a file
      ll # Wrapper around `lf` to automatically change the path
      lm # Wrapper around `ll` to automatically cd to the last accessed path
    ];

    Programming = {
      GeneralTools = [
        stamp # Add a license header to a file
        git # the fast distributed version control system
        git-edit-index # Allows you to edit the indexed version of a file
        git-cm # A wrapper that re-adds the last commit's subject
        glow # Command-line markdown renderer
      ];
    };
  };
  mapFun = x:
    if builtins.isAttrs x
    then
      if lib.isDerivation x
      then [x]
      else builtins.attrValues x
    else [x];
in {
  config.home.packages =
    []
    ++ (with builtins;
      concatLists
      (concatLists [
        (concatMap mapFun
          (concatMap mapFun
            (concatMap mapFun
              (concatMap mapFun
                (concatMap mapFun
                  (concatMap mapFun
                    (attrValues Gui)))))))

        (concatMap mapFun
          (concatMap mapFun
            (concatMap mapFun
              (concatMap mapFun
                (concatMap mapFun
                  (concatMap mapFun
                    (attrValues TuiCli)))))))
      ]));
}