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Semgrep Rule Creator

ASecurity

Create custom Semgrep rules for detecting bug patterns and security vulnerabilities. This skill should be used when the user explicitly asks to "create a Semgrep rule", "write a Semgrep rule", "make a Semgrep rule", "build a Semgrep rule", or requests detection of a specific bug pattern, vulnerability, or insecure code pattern using Semgrep.

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  • Added May 29, 2026
securitygogitsecurity

Security analysis

A100/100

Scanned May 29, 2026

npx -y skills add plurigrid/asi --skill semgrep-rule-creator --agent claude-code

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SKILL.md
---
name: semgrep-rule-creator
description: Create custom Semgrep rules for detecting bug patterns and security vulnerabilities. This skill should be used when the user explicitly asks to "create a Semgrep rule", "write a Semgrep rule", "make a Semgrep rule", "build a Semgrep rule", or requests detection of a specific bug pattern, vulnerability, or insecure code pattern using Semgrep.
category: semgrep-rule-creator
author: Trail of Bits
source: trailofbits/skills
license: AGPL-3.0
trit: 1
trit_label: PLUS
verified: true
featured: false
---

# Semgrep Rule Creator Skill

**Trit**: 1 (PLUS)
**Category**: semgrep-rule-creator
**Author**: Trail of Bits
**Source**: trailofbits/skills
**License**: AGPL-3.0

## Description

Create custom Semgrep rules for detecting bug patterns and security vulnerabilities. This skill should be used when the user explicitly asks to "create a Semgrep rule", "write a Semgrep rule", "make a Semgrep rule", "build a Semgrep rule", or requests detection of a specific bug pattern, vulnerability, or insecure code pattern using Semgrep.

## When to Use

This is a Trail of Bits security skill. Refer to the original repository for detailed usage guidelines and examples.

See: https://github.com/trailofbits/skills

## Related Skills

- audit-context-building
- codeql
- semgrep
- variant-analysis

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