Agent skills: tools for developers

Skills, extensions and integrations for coding agents and assisted IDEs. An entry can appear under several use cases when its topics or description provide several explicit signals.

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186 entries in this view.

Tool ranking

Ranked by creation date, newest first; undated entries come last. Raw values keep their source-specific window, shown under each tool; a change requires at least two snapshots from the last 7 days.

  1. 1

    Skill
    Active

    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.

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/NVIDIA/SkillSpector ~/.claude/skills/SkillSpector

    15 926GitHub stars+792 (+5.2 %)
  2. 2

    Skill
    Active

    claude-red is a curated library of offensive security skills designed for the Claude skills system. Each skill is a structured SKILL.md file that primes Claude with expert-level methodology for a specific attack surface — from SQLi to…

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/SnailSploit/Claude-Red ~/.claude/skills/Claude-Red

    3 024GitHub stars+30 (+1.0 %)
  3. 3
    Active

    From text & real sources to maintainable .drawio architecture models: Diagram IR with source-kind profiles, incremental sync preserving manual layout, multi-view projection, architecture-as-test with a CI action, query/review, what-if,…

    githubmeasured growthOpen source ↗

    9 018GitHub stars+829 (+10.1 %)
  4. 4
    Active

    817 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,…

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/mukul975/Anthropic-Cybersecurity-Skills ~/.claude/skills/Anthropic-Cybersecurity-Skills

    32 124GitHub stars+598 (+1.9 %)
  5. 5

    Skill
    Active

    Production-grade engineering skills for AI coding agents.

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/addyosmani/agent-skills ~/.claude/skills/agent-skills

    92 069GitHub stars+1 535 (+1.7 %)
  6. 6

    Skill
    Active

    Agent skills for solving CTF challenges - web exploitation, binary pwn, crypto, reverse engineering, forensics, OSINT, and more

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/ljagiello/ctf-skills ~/.claude/skills/ctf-skills

    3 168GitHub stars+40 (+1.3 %)
  7. 7

    Skill
    Active

    A lightweight alternative to OpenClaw that runs in containers for security. Connects to WhatsApp, Telegram, Slack, Discord, Gmail and other messaging apps,, has memory, scheduled jobs, and runs directly on Anthropic's Agents SDK

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/nanocoai/nanoclaw ~/.claude/skills/nanoclaw

    30 694GitHub stars+61 (+0.20 %)

Learning resources

Ranked by creation date, newest first; undated entries come last. These resources remain available separately and do not take part in the main tool ranking.

  1. 1
    ActiveOpen source ↗

    🧑‍🎨 A collection of Golang agentic skills that works

    github

    Install git clone https://github.com/samber/cc-skills-golang ~/.claude/skills/cc-skills-golang

    Resourcemeasured growth
    3 158GitHub stars+60 (+1.9 %)
  2. 2
    ActiveOpen source ↗

    VexJoy AI Agent with Intelligent Routing - /do routes plain-English requests to the right specialist agent and gates the work with reviews, tests, and a learning loop.

    github

    Install git clone https://github.com/notque/vexjoy-agent ~/.claude/skills/vexjoy-agent

    Resourcemeasured growth
    419GitHub stars+2 (+0.48 %)
  3. 3
    ActiveOpen source ↗

    A collection of skills for AI financial analysis.

    github

    Install git clone https://github.com/himself65/finance-skills ~/.claude/skills/finance-skills

    Resourcemeasured growth
    3 281GitHub stars+26 (+0.80 %)
  4. 4
    ActiveOpen source ↗

    List of 67 awesome DESIGN.md and SKILL.md design skill files for agentic tools like Claude Design, Google Stitch, Codex, Cursor, and other AI tools

    github

    Install git clone https://github.com/bergside/awesome-design-skills ~/.claude/skills/awesome-design-skills

    Resourcemeasured growth
    2 656GitHub stars+85 (+3.3 %)
  5. 5
    DormantOpen source ↗

    🌳 AI-Powered Skill Tree for Lifelong Human Learning. 30+ skills from K-12 to career & social intelligence, built on cognitive science. | 人类养成记:AI 驱动的终身学习技能树

    githubResourcemeasured growth
    543GitHub stars+5 (+0.93 %)
  6. 6
    ActiveOpen source ↗

    An open, curated collection of Agent Skills for scientific research — clone it, use it, extend it!

    github

    Install git clone https://github.com/InternScience/Awesome-Scientific-Skills ~/.claude/skills/Awesome-Scientific-Skills

    Resourcemeasured growth
    532GitHub stars+7 (+1.3 %)
  7. 7
    ActiveOpen source ↗

    A comprehensive collection of 19 Claude Code Skills for cybersecurity professionals ,covering offensive security, defensive operations, reverse engineering, threat hunting, CSOC automation, and more

    github

    Install git clone https://github.com/Masriyan/Claude-Code-CyberSecurity-Skill ~/.claude/skills/Claude-Code-CyberSecurity-Skill

    Resourcemeasured growth
    395GitHub stars+21 (+5.6 %)
  8. 8
    ActiveOpen source ↗

    A Survey of Self-Evolving Agents | A curated list of resources (surveys, papers, benchmarks, and opensource projects) on Self-Evolving Agents.

    github

    Install git clone https://github.com/XMUDeepLIT/Awesome-Self-Evolving-Agents ~/.claude/skills/Awesome-Self-Evolving-Agents

    Resourcemeasured growth
    416GitHub stars+12 (+3.0 %)
  9. 9

    skills

    Skill
    ActiveOpen source ↗

    Ghost Security's collection of AppSec skills for AI coding agents

    github

    Install git clone https://github.com/ghostsecurity/skills ~/.claude/skills/skills

    Resourcemeasured growth
    405GitHub stars+2 (+0.50 %)
  10. 10
    DormantOpen source ↗

    AutoSkill: Experience-Driven Lifelong Learning via Skill Self-Evolution

    github

    Install git clone https://github.com/ECNU-ICALK/AutoSkill ~/.claude/skills/AutoSkill

    Resourcemeasured growth
    571GitHub stars+5 (+0.88 %)
  11. 11

    skill

    Skill
    ActiveOpen source ↗

    收录最全、更新最快的技能Skills商店:精选原创技能包(涵盖文档处理、内容创作、编程开发、机器学习、自动化工作流),全部打包好可直接安装使用!同时自动抓取GitHub上万个Skills项目,按分类、更新时间、Star数量整理。The most comprehensive and frequently updated AI Agent skill library, featuring curated skill packs across document…

    github

    Install git clone https://github.com/anbeime/skill ~/.claude/skills/skill

    Resourcemeasured growth
    6 149GitHub stars+254 (+4.3 %)
  12. 12
    ActiveOpen source ↗

    Claude Code learns from your corrections: self-correcting memory that compounds over 50+ sessions. Context engineering, parallel worktrees, agent teams, and 17 battle-tested skills.

    github

    Install /plugin marketplace add rohitg00/pro-workflow

    Resourcemeasured growth
    2 807GitHub stars+17 (+0.61 %)
  13. 13
    ActiveOpen source ↗

    AI-powered article illustrations with intelligent position detection and cover learning system. Claude Code Skill.

    github

    Install git clone https://github.com/axtonliu/smart-illustrator ~/.claude/skills/smart-illustrator

    Resourcemeasured growth
    553GitHub stars+1 (+0.18 %)
  14. 14
    DormantOpen source ↗

    A collection of Awesome Finance Agent Skills for free and easy to start | 一系列开源免费的金融分析Agent Skills

    github

    Install git clone https://github.com/RKiding/Awesome-finance-skills ~/.claude/skills/Awesome-finance-skills

    Resourcemeasured growth
    2 841GitHub stars+21 (+0.74 %)
  15. 15
    ActiveOpen source ↗

    AI Agent Skill to generate and render beautiful Mermaid diagrams as SVG or terminal ASCII — 15 themes, 6 diagram types, batch CLI, no browser.

    github

    Install git clone https://github.com/imxv/Pretty-mermaid-skills ~/.claude/skills/Pretty-mermaid-skills

    Resourcemeasured growth
    1 182GitHub stars+18 (+1.5 %)
  16. 16

    skills

    Skill
    ActiveOpen source ↗

    Anthony Fu's curated collection of agent skills.

    github

    Install git clone https://github.com/antfu/skills ~/.claude/skills/skills

    Resourcemeasured growth
    5 842GitHub stars+28 (+0.48 %)
  17. 17
    ActiveOpen source ↗

    🤖 精选的 AI Agent Skills 列表,适用于 Cursor、Claude Code、GitHub Copilot 等 AI 编程工具

    github

    Install git clone https://github.com/JackyST0/awesome-agent-skills ~/.claude/skills/awesome-agent-skills

    Resourcemeasured growth
    631GitHub stars+3 (+0.48 %)
  18. 18
    ActiveOpen source ↗

    Curated Agent Skills for Microsoft & Azure – giving AI coding assistants structured, real-time expertise from Microsoft Learn docs.

    github

    Install git clone https://github.com/MicrosoftDocs/Agent-Skills ~/.claude/skills/Agent-Skills

    Resourcemeasured growth
    733GitHub stars+11 (+1.5 %)