I've created several IDL compilers addressing all issues of protobuf and others. This particular one provides strongest backward compatibility guarantees with

I've created several IDL compilers addressing all issues of protobuf and others. This particular one provides strongest backward compatibility guarantees with automatic conversion derivation where possible: https://github.com/7mind/baboon https://github.com/7mind/baboon Protobuf is dated, it's not that hard to make better things.