What is the main purpose of developing gRPC and what are its advantages compared to other RPC protocols?

The main goal of gRPC development is to provide an efficient, scalable, and convenient way for services to interact (RPC — remote procedure call) using modern technologies.

Advantages of gRPC compared to other RPC protocols:

• Use of HTTP/2: supports multiplexing, header compression, and binary protocol, which improves performance and reduces latency.
• Support for multiple programming languages: gRPC generates code for many languages, facilitating cross-platform development.
• Use of Protocol Buffers: a compact and fast data serialization format.
• Support for streaming: clients and servers can exchange data streams in real-time.
• Automatic code generation: simplifies the creation of client and server parts.

Thus, gRPC is suitable for microservice architecture and systems with high performance and scalability requirements.