---
title: "Semgrep Security Scanner"
description: "Scan codebases for security vulnerabilities and anti-patterns using Semgrep OSS rules and the Semgrep CLI. Supports custom YAML rule authoring and SARIF output for CI integration."
verification: "security_reviewed"
source: "https://github.com/semgrep/semgrep"
category:
  - "Code Quality & Review"
framework:
  - "Claude Agents"
tool_ecosystem:
  github_repo: "semgrep/semgrep"
  github_stars: 14794
---

# Semgrep Security Scanner

Scan codebases for security vulnerabilities and anti-patterns using Semgrep OSS rules and the Semgrep CLI. Supports custom YAML rule authoring and SARIF output for CI 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/semgrep-security-scanner-2/)