---
title: "Buf Protobuf Linter"
description: "Lints Protocol Buffer definitions using the Buf CLI ruleset and validates gRPC service contracts. Detects breaking changes between proto revisions using buf breaking with git integration."
verification: "security_reviewed"
source: "https://github.com/bufbuild/buf"
author: "Buf"
category:
  - "Library & API Reference"
framework:
  - "Claude Code"
tool_ecosystem:
  github_repo: "bufbuild/buf"
  github_stars: 11049
---

# Buf Protobuf Linter

Lints Protocol Buffer definitions using the Buf CLI ruleset and validates gRPC service contracts. Detects breaking changes between proto revisions using buf breaking with git integration.

## Installation

Choose whichever fits your setup:

1. Copy this skill folder into your local skills directory.
2. Clone the repo and symlink or copy the skill into your agent workspace.
3. Add the repo as a git submodule if you manage shared skills centrally.
4. Install it through your internal provisioning or packaging workflow.
5. Download the folder directly from GitHub and place it in your skills collection.

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/buf-protobuf-linter/)