numasec: The AI Agent for Cyber Security

by FrancescoStabile · MCP Server · ★ 811

Last updated: · Indexed by AgentSkillsHub · Auto-synced every 8h

How to install numasec

npm install -g numasec
bun add -g numasec

Taken from the project's README on GitHub. Check the security audit before running it.

Security audit verdict: SAFE · quality 61/100

None of the 42 rules matched — no credential harvesting, no data exfiltration, no curl-pipe-shell installer. Scanned against 42 published rules built on the SlowMist agent-security taxonomy, refreshed every 8 hours. Full audit →

The quality score combines nine heuristic checks of the repo and its README: completeness, clarity, specificity, examples, structure, agent readiness, step-by-step content, instruction quality and security notes. It rates how well the project explains itself to an agent, not the code.

ai-agentai-securityappsecbug-bountyclicybersecuritydastdevsecopsethical-hackingllm

Quick Facts

Stars811
Forks103
LanguageTypeScript
CategoryMCP Server
LicenseAGPL-3.0
Quality Score61/100
Open Issues6
Last Updated2026-05-08
Created2026-02-02
Platformsbrowser, cli, mcp, node
Est. Tokens~17967k

About numasec

numasec The open source AI security agent. Give your terminal a security brain. Run security workflows with your local tools, agents, runbooks, findings, evidence, replay and reports. npm install -g numasec <img src="https://img.shields.io/github/stars/FrancescoStabile/numasec.svg?style=for-the-badge&label=stars&logo=github&logoColor=white&labelColor=0b0f0a&color=f5a524&cacheSeconds=1800" alt="Gi

Compatible Skills

These tools work well together with numasec for enhanced workflows:

  • pentest-ai-agents — semantic(0.56)+complementary+rare_topics+same_lang+similar_pop+shared_platform (85%)
  • RedteamAgent — semantic(0.54)+complementary+rare_topics+similar_pop+shared_platform (69%)
  • BugTrace-AI — semantic(0.28)+complementary+rare_topics+same_lang+similar_pop+shared_platform (64%)
  • CyberStrike — semantic(0.53)+rare_topics+same_lang+similar_pop+shared_platform (63%)

numasec alternative? Top 6 similar tools

Looking for a numasec alternative? If you're comparing numasec with other mcp server tools, these 6 projects are the closest alternatives on Agent Skills Hub — ranked by topic overlap, star count, and community traction.

  • CyberStrike by CyberStrikeus · ⭐ 1.9k

    Open-source AI-augmented offensive security harness. 13+ autonomous agents, 150+ LLM providers, 5,300+ models,

  • pentest-ai by 0xSteph · ⭐ 1.8k

    Open-source AI pentester that proves every finding. Machine oracles re-run each exploit; verified bugs ship a

  • pentest-ai-agents by 0xSteph · ⭐ 2.3k

    Turn Claude Code into your offensive security research assistant. Specialized AI subagents for authorized pene

  • agent-opfor by KeyValueSoftwareSystems · ⭐ 584

    Open-source adversary emulation for AI agents and MCP servers.

  • h5i by h5i-dev · ⭐ 792

    Unified Rust framework for building, verifying, and testing web apps. Kernel-based architecture for Lean 4 ver

  • mcp-for-security by cyproxio · ⭐ 631

    MCP for Security: A collection of Model Context Protocol servers for popular security tools like SQLMap, FFUF,

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How this security grade is produced

Grades come from a rule-based scan built on the SlowMist agent-security taxonomy: 42 published rules, covering credential harvesting, data exfiltration, curl | sh installers and more. It is a first-layer scan, not a manual audit — we say so rather than overstate it.

The scale of the problem is documented independently: Liu et al. (2026), in a study of 31,132 agent skills, report that 26.1% contain security vulnerabilities. Our own full-catalog census is published as a citable open dataset.

Sources & who's responsible:

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