{
  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
  inputs.deno2nix.url = "github:lytedev/deno2nix";

  outputs = {
    self,
    nixpkgs,
    deno2nix,
  }: let
    inherit (self) outputs;
    supportedSystems = [
      "x86_64-linux"
      "aarch64-linux"

      "x86_64-darwin"
      "aarch64-darwin"
    ];
    forEachSupportedSystem = nixpkgs.lib.genAttrs supportedSystems;
  in {
    packages = forEachSupportedSystem (system: let
      pkgs = import nixpkgs {
        inherit system;
        overlays = [deno2nix.overlays.default];
      };
    in {
      diagrammer = pkgs.deno2nix.mkExecutable {
        pname = "diagrammer";
        version = "1.0.0";
        src = ./.;
        bin = "diagrammer";

        entrypoint = "./mod.ts";
        lockfile = "./deno.lock";
        config = "./deno.json";

        allow = {
          all = true;
        };
      };

      default = outputs.packages.${system}.diagrammer;
    });

    devShells = forEachSupportedSystem (system: let
      pkgs = import nixpkgs {inherit system;};
    in {
      deno-dev = pkgs.mkShell {
        buildInputs = with pkgs; [
          vscode-langservers-extracted
          deno
          curl
          xh
          sqlite
        ];
      };

      default = outputs.devShells.${system}.deno-dev;
    });
  };
}