{
  description = "a sisu like document parser";
  inputs = {
    flake-utils.url = "github:numtide/flake-utils";
    nixpkgs.url = "/nixpkgs-ra/nixpkgs/.gitworktree/ra/nixpkgs";
    # pkgs /nixpkgs-ra/nixpkgs/.gitworktree/ra/nixpkgs {}
    #spine.url = "/grotto-ra/repo/git.repo/projects/project-spine/doc-reform";
    #spine.url = "./.";
    d2sqlite3 = {
      url    = "github:dlang-community/d2sqlite3";
      flake  = false;
    };
    tinyendian = {
      url    = "github:kiith-sa/tinyendian";
      flake  = false;
    };
    dyaml = {
      url    = "github:dlang-community/D-YAML";
      flake  = false;
    };
    imageformats = {
      url    = "github:lgvz/imageformats";
      flake  = false;
    };
    dub2nix-src = {
      url = "github:lionello/dub2nix";
      flake  = false;
    };
  };
  outputs = { self, nixpkgs, flake-utils }:
    flake-utils.lib.simpleFlake {
    #flake-utils.lib.spine {
      inherit self nixpkgs;
      name = "spine";
      #shell = ./shell.nix;
    };
}