Skill Checker
Free security & health check for any Claude skill
Paste, upload, or link any Claude skill and run a complete security check. The Skill Checker statically analyzes the skill's instructions and bundled files, then returns a health report and a prioritized list of identified risks — so you know what you're installing.
Runs NVIDIA SkillSpector security rules: prompt injection, exfiltration, privilege escalation, rogue-agent behavior & more
Runs 100% in your browser — your skill is never uploaded
Instant risk score with SAFE / CAUTION / DO NOT INSTALL verdict
Free · runs in your browser · nothing is uploaded