nixpkgs/pkgs/development/libraries/protobuf/3.18.nix

{ callPackage, ... }:

callPackage ./generic-v3.nix {
  version = "3.18.1";
  sha256 = "sha256-5PK0uuk7Du9hX/hHy0gninHIKu6b8THdfVh87Gn7y2Q=";
}