Semgrep Custom Rule Builder

Creates custom Semgrep SAST rules using the semgrep CLI and rule schema YAML format. Supports pattern-either, metavariable-regex, and taint-mode tracking for detecting framework-specific vulnerabilities in Python, Go, and JavaScript.

Semgrep Custom Rule Builder

Creates custom Semgrep SAST rules using the semgrep CLI and rule schema YAML format. Supports pattern-either, metavariable-regex, and taint-mode tracking for detecting framework-specific vulnerabilities in Python, Go, and JavaScript.

Installation

Method 1, Agent Skill Exchange

Method 2, Git clone

git clone https://github.com/agentskillexchange/skills.git && cd skills/skills/semgrep-custom-rule-builder-3

Method 3, Download ZIP

  • Download the repository ZIP and extract skills/semgrep-custom-rule-builder-3.

Method 4, Manual copy

  • Copy this skill folder into your local skills directory, then reload your agent tooling.

Method 5, Fork and sync

  • Fork the repository if you want to maintain local edits while syncing upstream changes.

Source