NVIDIA / SkillSpector

Security scanner for AI agent skills. Detect vulnerabilities, malicious patterns, security risks, prompt injection, data exfiltration, and supply-chain risks in Claude Code, Codex, and MCP skills before you install them.

hashgraph-online / hol-guard

Open-source antivirus for AI agents: block risky tools, secret access, prompt injection, malicious packages, MCP servers, plugins, and skills at runtime.

jonaslejon / malicious-pdf

💀 Generate malicious PDF test files for testing phone-home callbacks, SSRF, XSS, NTLM credential theft, and data exfiltration in PDF viewers, converters, and web applications. Can be used with Burp Collaborator or Interact.sh

stamparm / maltrail

Malicious traffic detection system

DataDog / guarddog

:snake: :mag: GuardDog is a CLI tool to Identify malicious PyPI and npm packages

stratosphereips / StratosphereLinuxIPS

Slips, a free software behavioral Python intrusion prevention system (IDS/IPS) that uses machine learning to detect malicious behaviors in the network traffic. Stratosphere Laboratory, AIC, FEL, CVUT in Prague.