{
  inputs,
  pkgs,
  lib,
  ...
}:
{
  nix = {
    package = pkgs.lix;
    settings = {
      cores = lib.mkDefault 0;
      use-xdg-base-directories = true;
      keep-outputs = true;
      keep-derivations = true;
      warn-dirty = false;
      substituters = [
        "https://nix-community.cachix.org"
        "https://binarycache.alin.ovh"
        "https://cache.lix.systems"
      ];

      trusted-public-keys = [
        "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
        "binarycache.alin.ovh:ZwqO3XMuajPictjwih8OY2+RXnOKpjZEZFHJjGSxAI4="
        "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o="
      ];
    };

    gc = {
      automatic = lib.mkDefault true;
      options = lib.mkDefault "--delete-older-than 14d";
    };

    registry =
      if pkgs.stdenv.isDarwin then
        {
          nixpkgs.flake = inputs.nixpkgs;
        }
      else
        {
          nixpkgs.to = {
            type = "path";
            path = pkgs.path;
          };
        };
  };
}