{
  lib,
  inputs,
  system,
  ...
} @ args: {
  nixpkgs.channels = {
    default = {
      overlays = [
        inputs.dobutterfliescry-net.overlays.default
        (import ./overlays args)
      ];
      config = {
        # allowUnfree = false;
        allowBroken = false;
        allowUnfreePredicate = pkg:
          builtins.elem (lib.getName pkg) [
            "discord"
            "steam"
            "steamcmd"
            "steam-unwrapped"

            "obsidian"
            "gitkraken"
          ];
      };
    };

    # nixpkgs (stable branch)
    # pkgs = {
    #   inherit system;
    #   source = inputs.nixpkgs;
    #   overlays = [
    #     inputs.dobutterfliescry-net.overlays.default
    #     (import ./overlays args)
    #   ];
    #   config = {
    #     # allowUnfree = false;
    #     allowBroken = false;
    #     allowUnfreePredicate = pkg:
    #       builtins.elem (lib.getName pkg) [
    #         "discord"
    #         "steam"
    #         "steamcmd"
    #         "steam-unwrapped"

    #         "obsidian"
    #         "gitkraken"
    #       ];
    #   };
    # };
    # nixpkgs-unstable
    upkgs = {
      inherit system;
      source = inputs.nixpkgs-unstable;
      overlays = [
        inputs.dobutterfliescry-net.overlays.default
        (import ./overlays args)
      ];
      config = {
        allowUnfree = false;
        allowBroken = false;
      };
    };
  };
}