* [MessagePack v1.8.1](https://github.com/msgpack/msgpack-ruby) – Efficient binary serialization library for Ruby enabling compact, fast cross-language data exchange.

* [MessagePack for Golang v3.1.2](https://github.com/shamaton/msgpack) – Extensible, fast MessagePack serializer/deserializer for Go with streaming and custom encoder/decoder support.