{ pkgs, ...}:
{
  boot.kernelModules = ["kvm-intel"];
  # virtualisation.libvirtd.enable = true;
  # To map subuid and subguid for your user and allow rootless containers
  users.users.chris.extraGroups = [ "docker" ];
  virtualisation = {

    docker = {
      enable = true;

      # Create a `docker` alias for podman, to use it as a drop-in replacement
      #dockerCompat = true;
    };
  };

  virtualisation.virtualbox.host.enable = true;
  virtualisation.virtualbox.host.enableExtensionPack = true;
  users.extraGroups.vboxusers.members = [ "chris" ];
 # environment.systemPackages = with pkgs; [ podman runc conmon slirp4netns fuse-overlayfs ];
 # users.users.chris.subUidRanges = [{ startUid = 100000; count = 65536; }];
 # users.users.chris.subGidRanges = [{ startGid = 100000; count = 65536; }];
 # environment.etc."containers/policy.json" = {
 #   mode="0644";
 #   text=''
 #     {
 #       "default": [
 #         {
 #           "type": "insecureAcceptAnything"
 #         }
 #       ],
 #       "transports":
 #         {
 #           "docker-daemon":
 #             {
 #               "": [{"type":"insecureAcceptAnything"}]
 #             }
 #         }
 #     }
 #   '';
 # };

 # environment.etc."containers/registries.conf" = {
 #   mode="0644";
 #   text=''
 #     [registries.search]
 #     registries = ['docker.io', 'quay.io']
 #   '';
 # };
 # environment.etc."cni/net.d/00-loopback.conf".text = ''
 # {
 #     "cniVersion": "0.3.0",
 #     "type": "loopback"
 # }
 # '';
 # environment.etc."cni/net.d/87-podman-bridge.conflist".text = ''
 #   {
 #       "cniVersion": "0.3.0",
 #       "name": "podman",
 #       "plugins": [
 #         {
 #           "type": "bridge",
 #           "bridge": "cni0",
 #           "isGateway": true,
 #           "ipMasq": true,
 #           "ipam": {
 #               "type": "host-local",
 #               "subnet": "10.88.0.0/16",
 #               "routes": [
 #                   { "dst": "0.0.0.0/0" }
 #               ]
 #           }
 #         },
 #         {
 #           "type": "portmap",
 #           "capabilities": {
 #             "portMappings": true
 #           }
 #         }
 #       ]
 #   }
 # '';

}