protobuf@21 ☆
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Description:
Protocol buffers (Google's data interchange format)
Type: Formula  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  formulae.brew.sh
Category: Developer tools
Tags: serialization protocol-buffers grpc data-format protobuf
Install: brew install protobuf@21
About:
Protocol Buffers is a language-neutral, platform-neutral, extensible mechanism for serializing structured data. It is designed to be smaller, faster, and simpler than XML or JSON. This formula provides version 21.x of the protobuf compiler and libraries.
Key Features:
  • Efficient binary serialization format
  • Language bindings for C++, Python, Java, and more
  • Backward and forward compatibility support
  • Strongly typed data schemas
Use Cases:
  • High-performance RPC communication between microservices
  • Efficient storage of structured configuration data
  • Interoperable data exchange in distributed systems
Alternatives:
  • protobuf@3 – Older major version, often required for legacy compatibility
  • flatbuffers – Zero-parsing serialization library focused on gaming and mobile
Version History
Detected Version Rev Change Commit
Jan 7, 2025 2:36pm 1 VERSION_BUMP 1f87cded
Oct 9, 2024 4:50pm 1 VERSION_BUMP aa147a54
Apr 5, 2024 8:43pm 0 VERSION_BUMP 7104f73f
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