1.mukul975 / Anthropic-Cybersecurity-Skills817 structured cybersecurity skills for AI agents · Mapped to 6 frameworks: MITRE ATT&CK, NIST CSF 2.0, MITRE ATLAS, D3FEND, NIST AI RMF & MITRE F3 (Fight Fraud) · agentskills.io standard · Works with Claude Code, GitHub Copilot, Codex CLI, Cursor, Gemini CLI & 20+ platforms · 29 security domains · Apache 2.0ai-agentsclaude-codecybersecurityincident-responsemitre-attackpenetration-testing+14 morePythonAPACHE-2.035K total4.3K forks+8,447 starsfrom 26,957 · score 9.04