{
  description = "Kubernetes resource builder using nix";

  inputs = {
    flake-utils.url = "github:numtide/flake-utils";
    nixpkgs.url = "github:NixOS/nixpkgs";
    devshell-flake.url = "github:numtide/devshell";
    flake-compat = { url = "github:edolstra/flake-compat"; flake = false; };
  };

  outputs = { self, nixpkgs, flake-utils, devshell-flake, flake-compat }:
    { modules = import ./modules; }
    //
    (flake-utils.lib.eachDefaultSystem
      (system:
        let
          pkgs = import nixpkgs {
            inherit system;
            overlays = [
              self.overlay
              devshell-flake.overlay
            ];
            config = {
              allowUnsupportedSystem = true;
            };
          };
        in
        rec {
          devShell = with pkgs; devshell.mkShell
            {
              imports = [
                (devshell.importTOML ./devshell.toml)
              ];
            };

          packages = flake-utils.lib.flattenTree {
            inherit (pkgs)
              kubenix
              ;
          };

          hydraJobs = {
            inherit packages;
          };
        }
      )
    ) //
    {
      overlay = final: prev: {
        kubenix = prev.callPackage ./default.nix {
          nixosPath = "${nixpkgs}/nixos";
        };
        # up to date versions of their nixpkgs equivalents
        kubernetes = prev.callPackage ./pkgs/applications/networking/cluster/kubernetes
          { };
        kubectl = prev.callPackage ./pkgs/applications/networking/cluster/kubectl { };
      };
    };
}