{
  lib,
  stdenvNoCC,
  fetchurl,
  installShellFiles,
}:

let
  # Latest Dagger dev build from https://dl.dagger.io/dagger/main/head/checksums.txt
  # Update this commit and the hashes together when you want a newer unreleased build.
  commit = "49a8726ee2f5802b7ddc63c9e17720471e8d18dd";
  version = "1.0.0-dev-${lib.substring 0 8 commit}";

  sources = {
    x86_64-linux = {
      os = "linux";
      arch = "amd64";
      hash = "sha256-T+AILG+Yk9GnK6vL8Xf3FmCGk/3+kT9WuF8D/bfRLzU=";
    };
    aarch64-linux = {
      os = "linux";
      arch = "arm64";
      hash = "sha256-Culr+9I7BFTYZ4aAPJl6HaWrbR6jfayv6B8KWH9+gfY=";
    };
    x86_64-darwin = {
      os = "darwin";
      arch = "amd64";
      hash = "sha256-a7Hyb+4GZOiEXRUkk8xPnTFocGzQSn6Gj5xOjDwi2OI=";
    };
    aarch64-darwin = {
      os = "darwin";
      arch = "arm64";
      hash = "sha256-fALjAszNuDV4GwLvJa0b211EioYh3ya65XRHeUJ1nH0=";
    };
  };

  source = sources.${stdenvNoCC.hostPlatform.system} or (throw "Unsupported system: ${stdenvNoCC.hostPlatform.system}");
in
stdenvNoCC.mkDerivation {
  pname = "dagger";
  inherit version;

  src = fetchurl {
    url = "https://dl.dagger.io/dagger/main/${commit}/dagger_${commit}_${source.os}_${source.arch}.tar.gz";
    inherit (source) hash;
  };

  sourceRoot = ".";

  nativeBuildInputs = [ installShellFiles ];

  installPhase = ''
    runHook preInstall

    install -Dm755 dagger $out/bin/dagger

    runHook postInstall
  '';

  postInstall = ''
    installShellCompletion --cmd dagger \
      --bash <($out/bin/dagger completion bash) \
      --zsh <($out/bin/dagger completion zsh) \
      --fish <($out/bin/dagger completion fish)
  '';

  meta = {
    description = "Dagger CLI dev build from main";
    homepage = "https://github.com/dagger/dagger";
    license = lib.licenses.asl20;
    mainProgram = "dagger";
    sourceProvenance = [ lib.sourceTypes.binaryNativeCode ];
    platforms = builtins.attrNames sources;
  };
}