skill-scanner by cisco-ai-defense

Agent Security Workbench

Scan before you trust, then practice: scanners that vet agent skills, CTF drills for judgment, and authorized-testing libraries for red-team work.

skill-scanner: Scan Agent Skills for Prompt Injection and Malicious Patterns

Cisco AI Defense's 2.5k-star Apache-2.0 scanner — YAML+YARA signatures, LLM-as-a-judge, and behavioral dataflow analysis detect prompt injection, data exfiltration, and malicious code in skill packages, with SARIF output for CI.

skills

anthropics · 179,355 stars

Public repository for Agent Skills

agent-skills

addyosmani · 100,393 stars

Production-grade engineering skills for AI coding agents.

awesome-claude-skills

ComposioHQ · 76,334 stars

A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows

last30days-skill

mvanhorn · 63,366 stars

AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket, and the web - then synthesizes a grounded summary

obsidian-skills

kepano · 49,083 stars

Agent skills for Obsidian. Teach your agent to use Obsidian CLI and open formats including Markdown, Bases, JSON Canvas.