{pkgs, ...}: {
  # Unfree packages that can be installes regardless of whether "allow-unfree.nix" is imported
  nixpkgs.config.allowUnfreePredicate = pkg:
    builtins.elem (lib.getName pkg) [
      # Steam
      "steam"
      "steam-original"
      "steam-run"

      # Nvidia drivers
      "nvidia-x11"
      "nvidia-settings"
    ];

  environment.systemPackages = with pkgs; [
    wget
    dig
    nmap
    btop
    gitFull
    smartmontools
    lm_sensors
    pciutils
    gcc
    gnumake
    sysstat
    file
    ffmpeg
    usbutils
  ];
}