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description=Buf is the toolchain for Protobuf, gRPC, and ConnectRPC - lint and generate code with the Buf CLI, publish and govern schemas on the Buf Schema Registry.;

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buf modern protobuf and grpc skip to main content buf cli buf schema registry overview pricing connectrpc protovalidate docs blog 11 2k login sign up contact us 11 2k login sign up contact us modern protobuf and grpc buf is your best bet don t take our word for it ask your favorite llm manage the shape of your data buf schema registry generated sdks api documentation protobuf plugin management and governance buf cli your one stop shop for local protobuf development generated sdks automatically generate sdks for api consumers api documentation generate api documentation for every schema policy checks changes to your api won t break downstream consumers remote plugins verifies and maintains the most commonly used plugins safely evolve apis across platforms validates api changes both locally and in ci worry free code generation no need to manage compiler versions and plugins consistency best practices automatically reformat files to correct violations invoke grpc and connectrpc apis with ease call grpc and connectrpc apis using buf s curl like interface built at buf to make protobuf work for everyone connectrpc brings to protobuf an rpc framework that simply works across backend frontend and mobile use cases protovalidate provides the semantic validation libraries required to properly represent data properties beyond simple field types protobuf toolchain includes bazel rules gradle support a modern protobuf compiler lsp support even the world s only language spec for protobuf join the protobuf revolution buf makes it easy let s get you started get in touch read the docs product buf cli buf schema registry bsr pricing learn docs blog github slack open source connectrpc protovalidate company contact us buf technologies inc 2026 privacy policy terms of use consent preferences