Protocol buffers (Protobuf) are a language-agnostic data serialization format developed by Google. Protobuf is great for the following reasons: Low data volume: Protobuf makes use of a binary format, which is more compact than other formats such as JSON. Persistence: Protobuf serialization is backward-compatible. This means that you can always restore previous data, even if the interfaces have changed in the meantime. Design by contract: Protobuf requires the specification of messages using explicit identifiers and …