20 open-source cybersecurity tools to keep your team ready for anything AI is changing how security teams find vulnerabilities, analyze code, test applications, and protect infrastructure. Developers are building tools to secure AI systems themselves, from coding agents and memory protection to model exposure discovery. This roundup covers recent open-source releases for vulnerability research, application security testing, container security, endpoint protection, AI security, and penetration testing. Public-facing Ollama servers, MCP endpoints, and inference proxies have multiplied across the internet over the past year, often deployed without authentication or rate limits. AIMap is an open-source platform that finds these systems at internet scale, fingerprints them, scores their…