{
  description = "isle provides the foundation for an autonomous community cloud infrastructure";

  outputs = {
    self,
  }: let

    supportedSystems = (import ./nix/pkgs.nix).supportedSystems;

    mkPkg = (buildSystem: hostSystem: let

      defaultAttrs = (import ./default.nix) {
        inherit hostSystem buildSystem;
        revision = if self ? rev then self.rev else "dirty";
        releaseName = "flake";
      };

    in
      defaultAttrs.build.appImage
    );

    pkgsForBuildSystem = (buildSystem: {
      default = mkPkg buildSystem buildSystem;
    });

  in {

    packages = (builtins.foldl'
      (pkgs: buildSystem:
        pkgs // { "${buildSystem}" = pkgsForBuildSystem buildSystem; })
      {}
      supportedSystems
    );

  };
}