Security

Replica Skill

Eleven free Claude skills that clone any app: reverse-engineer it, rebuild it, test it for bugs, then fix what its users hate. Free, MIT.

AiSOC

Open-source AI Security Operations Center: alert fusion, LLM-agent triage, MITRE ATT&CK investigation, and a replayable decision ledger for every agent step. Self-hostable, runs with no API keys, MIT

Skill Scanner

Security Scanner for Agent Skills

OpenOSINT

The OSINT toolkit for AI agents: Agent Skill, MCP server and CLI. Passive by default, no API keys to start, every finding cites its tool call.

Pentest Ai

Open-source AI pentester that proves every finding. Machine oracles re-run each exploit; verified bugs ship a proof capsule you can replay yourself.

Cve Mcp Server

Production-grade MCP server giving Claude 27 security intelligence tools across 21 APIs — CVE lookup, EPSS scoring, CISA KEV, MITRE ATT&CK, Shodan, VirusTotal, and more.

World Intel Mcp

160-tool MCP server for real-time global intelligence from free public APIs: markets, liquidity, prediction markets, SEC filings, conflict, military, aircraft-cohort early warning, migration and borde

FofaMap

证据驱动的 AI 资产测绘与安全研判工具。以自然语言串联资产发现、AI 反思、授权验证与报告交付，将 FOFA、Nuclei 与 AI 助手融入同一工作流。原生支持 CLI / MCP / Skill / REST API。

Awesome Mcp Security

🔥🔒 Awesome MCP (Model Context Protocol) Security 🖥️

Ironcurtain

A secure* runtime for autonomous AI agents. Policy from plain-English constitutions. (*https://ironcurtain.dev)

AI Agents For Cybersecurity

Hands-on code, labs, and reference material by Omar Santos for building, securing, and operating AI agents in cybersecurity.

Node9 Proxy

Access control for AI agents. Set what Claude Code, Codex, Gemini, Cursor and any MCP server are allowed to do, review risky actions before they run, and keep every action on the record.

Narsil Mcp

Rust MCP server for comprehensive code intelligence - 90 tools, 32 languages, security scanning, call graphs, and more

MCP Security Testing Guide

OWASP MCP Security Testing Guide

Copilot Security Instructions

✨ A customizable copilot-instructions.md ruleset & prompts to guide GitHub Copilot toward secure coding defaults in Java, Node.js, C# and Python. Blocks risky patterns, teaches safe habits.

Awesome Mcp Security

Security scores for 800+ MCP servers. 9 analyzers scan for prompt injection, toxic flows, and attack surface risks. Updated daily. 🛡️

Cyberagents Exchange

Community-contributed agents, skills, MCP servers, and playbooks for the CyberAgents Exchange

Mcp Nuclei Server

A Nuclei security scanning server based on MCP (Model Control Protocol), providing convenient vulnerability scanning services.一个基于 MCP (Model Control Protocol) 的 Nuclei 安全扫描服务器，提供便捷的漏洞扫描服务。