{pkgs, ...}: {
  services.xserver.videoDrivers = ["nvidia"];

  # Greeter, for when you start the computer
  # programs.regreet = {
  #  enable = true;
  #  # https://github.com/rharish101/ReGreet/blob/main/regreet.sample.toml
  #  settings = { 
  #    background = {
  #      path = "/etc/nixos/git/desktops/wallpapers/gruvbox/wallpaper3.jpg";
  #      fit = "Cover";
  #    };
  #    GTK = {
  #      application_prefer_dark_theme = true;
  #      cursor_theme_name = "Adwaita";
  #      font_name = "Cantarell 16";
  #      icon_theme_name = "Papirus-Dark";
  #      theme_name = "Gruvbox-Dark-BL";
  #    };
  #    commands = {
  #      reboot = [ "systemctl" "reboot" ];
  #      poweroff = [ "systemctl" "poweroff" ];
  #    };
  #  };
  #  extraCss = ''
  #    #background {
  #      filter: blur(20px);
  #      blur: 20px;
  #    }
  #    #user_toggle {
  #      visibility: none;
  #    }
  #    #sess_toggle {
  #      visibility: none;
  #    }
  #  '';
  # };

  # tuigreet
  services.greetd = {
    enable = true;
    settings = {
      default_session = {
        command = "${pkgs.greetd.tuigreet}/bin/tuigreet --time --cmd Hyprland -g 'Authorized Personnel Only'";
        user = "greeter";
      };
    };
  };

  # Brightness and volume control
  # https://haikarainen.github.io/light/
  programs.light.enable = true;
  # PolKit for the fingerprint reader
  security.polkit.enable = true;
  # https://github.com/NixOS/nixpkgs/issues/143365
  security.pam.services.swaylock = {}; 
  
  # Enabling hyprlnd on NixOS
  programs.hyprland = {
    enable = true;
    enableNvidiaPatches = true;
    xwayland.enable = true;
  };

  environment.sessionVariables = {
    # If your cursor becomes invisible
    WLR_NO_HARDWARE_CURSORS = "1";
    # Hint electron apps to use wayland
    NIXOS_OZONE_WL = "1";
  };

  # XDG portal
  xdg.portal.enable = true;
  xdg.portal.extraPortals = [ pkgs.xdg-desktop-portal-gtk ];

  # system packages
  environment.systemPackages = with pkgs; [
    # waybar
    (waybar.overrideAttrs (oldAttrs: {
        mesonFlags = oldAttrs.mesonFlags ++ [ "-Dexperimental=true" ];
      })
    )
    libnotify            # Notification libraries
    mako                 # Notification daemon
    swww                 # Wallpaper daemon
    kitty                # Terminal emulator
    rofi-wayland         # App Launcher
    networkmanagerapplet # NetworkManager control applet
    grim                 # Screenshots
    scrot                # screenshots
    slurp                # Screenshots
    wl-clipboard         # Clipboard
    font-awesome         # Fonts
    gruvbox-gtk-theme    # Gruvbox Theme
    papirus-icon-theme   # Papirus Icons
    libinput-gestures    # Gesture Control\
    playerctl            # Control sublime-music from waybar?
    pavucontrol          # Pulse Audio Volume CONTROL
    glib                 # Set GTK theme settings
    greetd.tuigreet      # Greeter
    phoronix-test-suite  # Benchmarking software
    swayidle             # Idle management daemon - Automatic lock screen
  ];

  # Enable sound with pipewire.
  sound.enable = true;
  security.rtkit.enable = true;
  services.pipewire = {
    enable = true;
    alsa.enable = true;
    alsa.support32Bit = true;
    pulse.enable = true;
    jack.enable = true;
  };
}