{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
    ghc-wasm.url = "gitlab:haskell-wasm/ghc-wasm-meta?host=gitlab.haskell.org";
  };

  outputs = inputs:
    let
      system = "x86_64-linux";
      pkgs = import inputs.nixpkgs {
        inherit system;
      };
      shake = pkgs.callPackage ./shake-wrapper.nix {};
    in {
      devShells.${system}.default = pkgs.mkShell {
        packages = [
          shake
          pkgs.wabt
          pkgs.nodejs
          pkgs.wasmtime
          pkgs.wasm-tools
          pkgs.wac-cli
          inputs.ghc-wasm.packages.${system}.all_9_14
        ];
      };
    };
}