Generates Semgrep SAST rules from vulnerability descriptions using the Semgrep CLI and semgrep-rules YAML schema. Supports metavariable patterns, taint tracking, and join rules for cross-function analysis.
Installs into .claude/skills of the current project.
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---
title: "Semgrep Custom Pattern Generator"
description: "Generates Semgrep SAST rules from vulnerability descriptions using the Semgrep CLI and semgrep-rules YAML schema. Supports metavariable patterns, taint tracking, and join rules for cross-function analysis."
verification: "security_reviewed"
source: "https://github.com/semgrep/semgrep"
category:
- "Code Quality & Review"
framework:
- "MCP"
tool_ecosystem:
github_repo: "semgrep/semgrep"
github_stars: 14794
---
# Semgrep Custom Pattern Generator
Generates Semgrep SAST rules from vulnerability descriptions using the Semgrep CLI and semgrep-rules YAML schema. Supports metavariable patterns, taint tracking, and join rules for cross-function analysis.
## 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-custom-pattern-generator/)
