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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184 entries in this view.

Tool ranking

Ranked by known GitHub stars, highest first; archived repositories come after maintained repositories. 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

    38 editorial diagram types for Claude Code, Codex, and Pi. Self-contained HTML + SVG. No shadows. No Mermaid slop.

    HTMLLicense: MIT
    • agent-skills
    • claude-code
    • codex
    • data-visualization
    • diagrams

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/cathrynlavery/diagram-design ~/.claude/skills/diagram-design

    31 015GitHub stars+2 402 (+8.4 %)
  2. 2

    Skill
    Active

    Google Workspace CLI — one command-line tool for Drive, Gmail, Calendar, Sheets, Docs, Chat, Admin, and more. Dynamically built from Google Discovery Service. Includes AI agent skills.

    RustLicense: Apache-2.0
    • agent-skills
    • ai-agent
    • automation
    • cli
    • discovery-api

    githubmeasured growthOpen source ↗

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

    30 742GitHub stars+98 (+0.32 %)
  3. 3

    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

    TypeScriptLicense: MIT
    • ai-agents
    • ai-assistant
    • claude-code
    • claude-skills
    • openclaw

    githubmeasured growthOpen source ↗

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

    30 702GitHub stars+69 (+0.23 %)
  4. 4

    Skill
    Active

    Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.

    PythonLicense: Apache-2.0
    • agent-memory
    • agent-skills
    • ai
    • ai-agents
    • ai-memory

    githubmeasured growthOpen source ↗

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

    30 474GitHub stars+132 (+0.44 %)
  5. 5

    Skill
    Active

    Turn any technical book PDF into a Claude Code skill — ready to study, reference, and use while you work.

    PythonLicense: MIT
    • agent-skills
    • ai-agents
    • book-to-skill
    • context-engineering
    • document-processing

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/virgiliojr94/book-to-skill ~/.claude/skills/book-to-skill

    28 556GitHub stars+1 487 (+5.5 %)
  6. 6

    Skill
    Active

    A skill to stop your coding agent from burying the answer. ADHD-friendly output.

    PythonLicense: MIT
    • adhd
    • claude-
    • claude-code-plugin
    • claude-skills
    • developer-tools

    githubmeasured growthOpen source ↗

    Install /plugin marketplace add ayghri/i-have-adhd

    27 124GitHub stars+1 535 (+6.0 %)
  7. 7

    Skill
    Active

    Persistent file-based planning for AI coding agents and long-running tasks. Crash-proof markdown plans, session recovery after /clear and compaction, per-turn re-injection against context rot, deterministic completion gate. Manus-style.…

    ShellLicense: MIT
    • agent-skills
    • autonomous-agents
    • claude
    • claude-code
    • claude-code-skills

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/OthmanAdi/planning-with-files ~/.claude/skills/planning-with-files

    26 631GitHub stars+215 (+0.81 %)
  8. 8

    Skill
    Active

    PM Skills Marketplace: 100+ agentic skills, commands, and plugins — from discovery to strategy, execution, launch, and growth.

    License: MIT
    • agent-skill-repository
    • agent-skills
    • agentic-skills
    • claude-code-marketplace
    • claude-code-plugins

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/phuryn/pm-skills ~/.claude/skills/pm-skills

    26 002GitHub stars+217 (+0.84 %)
  9. 9

    Skill
    Active
    TypeScriptLicense: MIT
    • agent-skills
    • claude-skills
    • codex-skills
    • openclaw-skills

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/JimLiu/baoyu-skills ~/.claude/skills/baoyu-skills

    25 656GitHub stars+193 (+0.76 %)
  10. 10

    Skill
    Active

    380 Claude Code skills & agent skills & plugins (30+ Agents, 70+ custom commands, 380+ skills, customizable references, scripts)for Claude Code, Codex, Gemini CLI, Cursor, and 8 more coding agents — engineering, marketing, product,…

    PythonLicense: MIT
    • agent-plugins
    • agent-skills
    • agentic-ai
    • ai-coding-agent
    • anthropic-claude

    githubmeasured growthOpen source ↗

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

    25 542GitHub stars+317 (+1.3 %)
  11. 11

    Skill
    Active

    Specification and documentation for Agent Skills

    PythonLicense: Apache-2.0
    • agent-skills

    githubmeasured growthOpen source ↗

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

    25 040GitHub stars+179 (+0.72 %)
  12. 12

    MCP
    Active

    Search and discover Agent Skills from the skills.sh registry. Powered by HAPI MCP server.

    PythonLicense: Apache-2.0

      mcpmeasured growthOpen source ↗

      Remote server, to be declared in the MCP configuration https://skills-sh.run.mcp.com.ai/mcp

      25 012GitHub stars+304 (+1.2 %)
    • 13

      Skill
      Active

      Distilly — Distill how they think into reusable Skills for any Agent or Bot. Formerly Colleague Skill（原同事 Skill）.

      TypeScriptLicense: MIT
      • agent-skills
      • agentic-ai
      • ai-agent
      • ai-agents
      • ai-assistants

      githubmeasured growthOpen source ↗

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

      24 354GitHub stars+215 (+0.89 %)
    • 14

      Skill
      Active

      Fast, efficient, battle-tested at Alibaba's scale. Hybrid architecture code review tool: deterministic pipelines + LLM Agent, precise line-level comments, built-in multi-language ruleset (NPE, thread-safety, XSS, SQL injection), OpenAI &…

      GoLicense: Apache-2.0
      • agent
      • agent-skills
      • code-review
      • code-review-assistant
      • harness

      githubmeasured growthOpen source ↗

      Install git clone https://github.com/alibaba/open-code-review ~/.claude/skills/open-code-review

      21 931GitHub stars+349 (+1.6 %)
    • 15

      Skill
      Active

      数字生命卡兹克开源的 AI Skills 合集 | Agent Skills: leader（帮你定义目标）, neat-freak 洁癖, hv-analysis, khazix-writer & more — Claude Code, Codex & 40+ agents

      PythonLicense: MIT
      • agent-skills
      • ai-agents
      • claude
      • claude-code
      • codex

      githubmeasured growthOpen source ↗

      Install git clone https://github.com/KKKKhazix/khazix-skills ~/.claude/skills/khazix-skills

      20 422GitHub stars+168 (+0.83 %)
    • 16

      Skill
      Active

      🎭 267 个即插即用的 AI 专家角色 — 支持 Hermes Agent/Claude Code/Cursor/Copilot 等 18 种工具，覆盖工程/设计/营销/金融等 20 个部门。含 52 个中国市场原创智能体（小红书/抖音/微信/飞书/钉钉等）。搭配编排器 agency-orchestrator，一句话即可让多位专家按 DAG 自动协作。

      ShellLicense: MIT
      • agency-orchestrator
      • agent-definitions
      • ai-agents
      • ai-roles
      • chinese

      githubmeasured growthOpen source ↗

      Install git clone https://github.com/jnMetaCode/agency-agents-zh ~/.claude/skills/agency-agents-zh

      20 293GitHub stars+206 (+1.0 %)
    • 17

      Skill
      Active

      Unofficial Python API and agentic skill for Google Gemini Notebook. Full programmatic access to NotebookLM's features—including capabilities the web UI doesn't expose—via Python, CLI, and AI agents like Claude Code, Codex, and OpenClaw.

      PythonLicense: MIT
      • agentic-skill
      • claude-skills
      • gemini-notebook
      • gemini-notebook-api
      • gemini-notebook-skill

      githubmeasured growthOpen source ↗

      Install git clone https://github.com/teng-lin/notebooklm-py ~/.claude/skills/notebooklm-py

      19 150GitHub stars+146 (+0.77 %)
    • 18

      Skill
      Active

      The container platform tailored for Kubernetes multi-cloud, datacenter, and edge management ⎈ 🖥 ☁️

      Go
      • agent-skills
      • ai
      • cloud-native
      • cncf
      • devops

      githubmeasured growthOpen source ↗

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

      17 035GitHub starsstable
    • 19

      Skill
      Active

      SkillOpt is a text-space optimizer that trains reusable natural-language skills for frozen LLM agents through trajectory-driven edits, validation-gated updates, and deployable best_skill.md artifacts.

      PythonLicense: MIT
      • agent-skills
      • self-evolving-agents

      githubmeasured growthOpen source ↗

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

      16 698GitHub stars+225 (+1.4 %)
    • 20

      Skill
      Active

      Universal SEO skill for Claude Code. 25 sub-skills + 18 sub-agents covering technical SEO, E-E-A-T, schema, GEO/AEO, backlinks, local SEO, maps intelligence, semantic clustering, e-commerce SEO, international SEO, Google APIs, and PDF/Excel…

      PythonLicense: MIT
      • ai
      • ai-seo
      • claude-code
      • claude-code-skill
      • marketing-automation

      githubmeasured growthOpen source ↗

      Install git clone https://github.com/AgriciDaniel/claude-seo ~/.claude/skills/claude-seo

      16 315GitHub stars+519 (+3.3 %)
    • 21

      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.

      PythonLicense: Apache-2.0
      • agent-security
      • agent-skills
      • agentic-ai
      • ai-security
      • claude-code

      githubmeasured growthOpen source ↗

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

      16 169GitHub stars+1 035 (+6.8 %)
    • 22

      Skill
      Active

      A lightweight, lightning-fast, in-process vector database

      C++License: Apache-2.0
      • agent-skills
      • db
      • embedded
      • faiss
      • fts

      githubmeasured growthOpen source ↗

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

      15 784GitHub stars+246 (+1.6 %)
    • 23

      MCP
      Active

      ARIS ⚔️ (Auto-Research-In-Sleep) — Lightweight Markdown-only skills for autonomous ML research: cross-model review loops, idea discovery, and experiment automation. No framework, no lock-in — works with Claude Code, Codex, OpenClaw, or any…

      PythonLicense: MIT
      • ai-research
      • ai-tools
      • aris
      • autonomous-agent
      • claude

      githubmeasured growthOpen source ↗

      15 734GitHub stars+289 (+1.9 %)
    • 24

      Skill
      Active

      Eigent: The Open Source Cowork Desktop - Local and Free Alternative to Claude Cowork and Codex

      TypeScriptLicense: Apache-2.0
      • agent-framework
      • agent-skills
      • agentic-ai
      • agentic-workflow
      • claude-cowork

      githubmeasured growthOpen source ↗

      Install git clone https://github.com/eigent-ai/eigent ~/.claude/skills/eigent

      15 186GitHub stars+26 (+0.17 %)
    • 25

      Skill
      Active

      The fastest browser for AI agents to run browser automation, built for sharing your logged-in browser state with your AI agents, like Codex or Claude Code, without disturbing you. Zero cost, zero config.

      JavaScriptLicense: MIT
      • agent-skills
      • ai-agent
      • automation
      • browser
      • browser-automation

      githubmeasured growthOpen source ↗

      Install git clone https://github.com/citrolabs/ego-lite ~/.claude/skills/ego-lite

      15 047GitHub stars+723 (+5.0 %)