---
title: "Semgrep Rule Engine"
description: "Executes Semgrep static analysis using the semgrep CLI with custom YAML rule definitions. Supports taint tracking, metavariable comparisons, and pattern-not-inside exclusions for precise vulnerability detection."
verification: "security_reviewed"
source: "https://github.com/semgrep/semgrep"
category:
  - "Code Quality & Review"
framework:
  - "Custom Agents"
tool_ecosystem:
  github_repo: "semgrep/semgrep"
  github_stars: 14794
---

# Semgrep Rule Engine

Executes Semgrep static analysis using the semgrep CLI with custom YAML rule definitions. Supports taint tracking, metavariable comparisons, and pattern-not-inside exclusions for precise vulnerability detection.

## 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-rule-engine/)