---
title: "Semgrep Code Pattern Scanner"
description: "Runs Semgrep against a codebase using official or custom rule registries and outputs a grouped report of security anti-patterns, deprecated API usage, and policy violations. Supports 30+ languages and produces SARIF output."
verification: "security_reviewed"
source: "https://github.com/semgrep/semgrep"
author: "Semgrep"
category:
  - "Code Quality & Review"
framework:
  - "Codex"
tool_ecosystem:
  github_repo: "semgrep/semgrep"
  github_stars: 14762
---

# Semgrep Code Pattern Scanner

Runs Semgrep against a codebase using official or custom rule registries and outputs a grouped report of security anti-patterns, deprecated API usage, and policy violations. Supports 30+ languages and produces SARIF output.

## 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-code-pattern-scanner-2/)