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Buf

A new way of working with Protocol Buffers.

Getting started

Links to check out

Repositories

Connect

Connect has joined the CNCF. Connect repositories have migrated to github.com/connectrpc.

Protovalidate

Protovalidate is protoc-gen-validate's successor.

PluginRPC

PluginRPC is a Protobuf RPC framework for plugins.

General Repos

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  1. buf buf Public

    The best way of working with Protocol Buffers.

    Go 10.7k 343

  2. buf-action buf-action Public

    Build, format, lint, and check for breaking changes in your Protobuf schemas, and automatically publish to the Buf Schema Registry.

    TypeScript 50 6

  3. protobuf-es protobuf-es Public

    Protocol Buffers for ECMAScript. The only JavaScript Protobuf library that is fully-compliant with Protobuf conformance tests.

    TypeScript 1.5k 155

  4. protovalidate protovalidate Public

    Protocol Buffer Validation - Go, Java, Python, C++ and JS/TS

    Go 1.4k 56

  5. protovalidate-go protovalidate-go Public

    Protocol Buffer Validation for Go

    Go 447 29

  6. bufplugin-go bufplugin-go Public

    The Go library for plugins to the Buf platform.

    Go 27 1

Repositories

Showing 10 of 77 repositories
  • protoschema-plugins Public

    Protobuf plugins that generate various schemas from protobuf files - JSON Schema, PubSub, etc.

    bufbuild/protoschema-plugins’s past year of commit activity
    Go 49 Apache-2.0 7 5 11 Updated Jan 12, 2026
  • buf Public

    The best way of working with Protocol Buffers.

    bufbuild/buf’s past year of commit activity
    Go 10,717 Apache-2.0 343 58 5 Updated Jan 12, 2026
  • bsr-kafka-serde-java Public

    Kafka serializer and deserializer in Java for working with schemas defined in the Buf Schema Registry.

    bufbuild/bsr-kafka-serde-java’s past year of commit activity
    Java 3 Apache-2.0 0 0 5 Updated Jan 12, 2026
  • bufstream-demo Public

    A demo of Bufstream, a drop-in replacement for Apache Kafka that's 8x less expensive to operate and brings broker-side schema awareness to Kafka

    bufbuild/bufstream-demo’s past year of commit activity
    Go 65 Apache-2.0 9 0 6 Updated Jan 12, 2026
  • protovalidate-java Public

    Protocol Buffer Validation for Java.

    bufbuild/protovalidate-java’s past year of commit activity
    Java 59 Apache-2.0 17 3 6 Updated Jan 12, 2026
  • vscode-buf Public

    Visual Studio Code integration for Buf.

    bufbuild/vscode-buf’s past year of commit activity
    TypeScript 83 Apache-2.0 16 9 4 Updated Jan 11, 2026
  • plugins Public

    Remote Protobuf plugins available on the BSR

    bufbuild/plugins’s past year of commit activity
    Dockerfile 65 Apache-2.0 18 37 2 Updated Jan 11, 2026
  • protocompile Public

    A parsing/linking engine for protobuf; the guts for a pure Go replacement of protoc.

    bufbuild/protocompile’s past year of commit activity
    Go 305 Apache-2.0 24 8 7 Updated Jan 9, 2026
  • protokafka Public
    bufbuild/protokafka’s past year of commit activity
    Go 3 Apache-2.0 0 0 0 Updated Jan 9, 2026
  • registry-proto Public

    BSR's new public API. Currently in development.

    bufbuild/registry-proto’s past year of commit activity
    Makefile 21 Apache-2.0 0 1 3 Updated Jan 9, 2026