{
  description = "Michael's Nix Config";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
    home-manager = {
      url = "github:nix-community/home-manager";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nix-darwin = {
      url = "github:LnL7/nix-darwin";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nixos-hardware.url = "github:NixOS/nixos-hardware/master";
    nixos-wsl.url = "github:nix-community/NixOS-WSL/main";
    neovim-nightly-overlay.url = "github:nix-community/neovim-nightly-overlay";
  };

  outputs = { nixpkgs, home-manager, nix-darwin, nixos-wsl, neovim-nightly-overlay, ... }@inputs:
    let
      user = "mthomson";
      specialArgs = { inherit inputs user; };
      overlays = [
        neovim-nightly-overlay.overlays.default
      ];
      mkHome = host: {
        home-manager = {
          useGlobalPkgs = true;
          useUserPackages = true;
          extraSpecialArgs = specialArgs;
          users.${user} = import ./hosts/${host}/home.nix;
        };
      };
    in
    {
      nixosConfigurations = {
        desktop = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";
          specialArgs = specialArgs;
          modules = [
            ./hosts/desktop/configuration.nix
            { nixpkgs.overlays = overlays; }
            home-manager.nixosModules.home-manager
            (mkHome "desktop")
          ];
        };
        thinkpad = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";
          specialArgs = specialArgs;
          modules = [
            ./hosts/thinkpad/configuration.nix
            { nixpkgs.overlays = overlays; }
            home-manager.nixosModules.home-manager
            (mkHome "thinkpad")
          ];
        };
        wsl = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";
          specialArgs = specialArgs;
          modules = [
            nixos-wsl.nixosModules.default
            ./hosts/wsl/configuration.nix
            { nixpkgs.overlays = overlays; }
            home-manager.nixosModules.home-manager
            (mkHome "wsl")
          ];
        };
      };

      darwinConfigurations = {
        macbook = nix-darwin.lib.darwinSystem {
          specialArgs = specialArgs;
          modules = [
            ./hosts/macbook/configuration.nix
            { nixpkgs.overlays = overlays; }
            home-manager.darwinModules.home-manager
            (mkHome "macbook")
          ];
        };
      };
    };
}