Protocol Buffer, or Protobuf as it’s more often known, is an open-source library created by Google that facilitates the serialization and deserialization of structured data. It’s a way for people to share information and collaborate digitally without having to manually enter data into one other’s systems. Protobuf is a popular choice for encoding data because of its efficiency in serializing and deserializing data in a structured fashion. To encode data, protocol buffers may be used regardless of the programming language or platform being used. In addition to its own message format, it also contains a set of rules for defining and exchanging messages. These communications include not just the content but also the rules and resources that define and govern its transmission. Despite its ability to work with any language, only a few of languages presently implement it. The programming languages JAVA, C, C++, Python, GO, and Ruby all support..