Protocol Buffers - Google’s data interchange format
Protocol Buffers (a.k.a., protobuf) are Google’s language-neutral, platform-neutral, extensible mechanism for serializing structured data. You can learn more about it in protobuf’s documentation.
Swift Package Manager
A new Swift package was created to build static and dynamic libraries with Xcode / SwiftPM.
https://github.com/ronnyf/protobuf/blob/release/webrtc/Package.swift