Top AI Skill Repos for LLM Agents

GitHub repositories that package Agent Skills for Claude and other LLMs, ranked by GitHub stars.

28 repos · 55 authors · ranked by stars
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1 superpowers by obra A Claude Code plugin bundling skills for TDD, debugging, and planning workflows. Development & Engineering MIT 301.8k +3.2k this week 2 skills by mattpocock Matt Pocock's personal collection of Agent Skills for everyday engineering work. Development & Engineering MIT 296.7k +6.9k this week 3 ECC by affaan-m A harness setup bundling skills, memory, and security rules for coding agents. Development & Engineering MIT 283.6k 4 ponytail by DietrichGebert A skill that pushes an agent to write less code and reuse what already exists. Development & Engineering MIT 167.4k 5 agent-skills by addyosmani 25 Claude skills covering a full engineering lifecycle from requirements to shipping. Development & Engineering MIT 108.4k +2.6k this week 6 awesome-claude-skills by ComposioHQ A curated collection of over 1,000 ready-to-use Claude Skills maintained by Composio. Development & Engineering Apache-2.0 77.4k +466 this week 7 scientific-agent-skills by K-Dense-AI An open-source collection of 163 skills for scientific research, from bioinformatics to lab automation. Development & Engineering MIT 52.8k +1.5k this week 8 agentic-awesome-skills by sickn33 A local catalog of 2,100+ Agent Skills bundled with tooling to select and validate a skill stack. Development & Engineering MIT 47.9k +306 this week 9 claude-plugins-official by anthropics Anthropic's official plugin marketplace for Claude Code; individual plugins can bundle Agent Skills. Development & Engineering Apache-2.0 43k +1.2k this week 10 agents by wshobson A plugin marketplace of agents and skills for many coding harnesses. Development & Engineering MIT 41.1k 11 awesome-copilot by github GitHub's community-maintained catalog of Copilot customizations, including a Skills category. Development & Engineering MIT 40.2k +243 this week 12 awesome-agent-skills by VoltAgent A curated list of over 1,400 Agent Skills built by engineering teams and the community. Development & Engineering MIT 36k +350 this week 13 book-to-skill by virgiliojr94 A single Agent Skill that converts books and documents into structured, on-demand agent skills. Development & Engineering MIT 35.3k +1.1k this week 14 agent-skills by vercel-labs Vercel's official collection of agent skills for web development and deployment. Development & Engineering 32.6k 15 claude-skills by alirezarezvani A large marketplace-style collection of 388 Claude Code skills and personas across 20 domains. Development & Engineering MIT 28.4k +458 this week 16 skills by openai OpenAI's skills catalog for Codex. Development & Engineering 28.2k 17 agentskills by agentskills The open-standard specification repository for the Agent Skills format (SKILL.md). Development & Engineering Apache-2.0 (code); CC-BY-4.0 (documentation) 26.3k +197 this week 18 text-to-cad by earthtojake A library of Agent Skills for generating, inspecting, and fabricating CAD/robot files. Development & Engineering MIT 21.6k +1.2k this week 19 notebooklm-py by teng-lin A Python library, CLI, and Claude Code skill for programmatic control of Google's NotebookLM. Development & Engineering MIT 19.8k +102 this week 20 Auto-claude-code-research-in-sleep by wanshuiyin A collection of 81+ SKILL.md workflows for autonomous ML research with cross-model review. Development & Engineering MIT 17.7k +312 this week 21 awesome-claude-skills by travisvn A curated list of Claude Agent Skills, resources, and tools. Development & Engineering 15.5k +78 this week 22 AI-Research-SKILLs by Orchestra-Research A library of 98 Agent Skills covering AI research tasks end to end. Development & Engineering MIT 13.7k +218 this week 23 claude-skills by Jeffallan A collection of 67 Agent Skills for full-stack development with Claude Code. Development & Engineering MIT 11.9k +98 this week 24 skills by huggingface Skills that let coding agents work with the Hugging Face ecosystem. Development & Engineering Apache-2.0 11.2k 25 awesome-claude-skills by BehiSecc A curated awesome-list of 400+ Claude Agent Skills organized by category. Development & Engineering 10.3k +27 this week 26 clawhub by openclaw The public skill and plugin registry for OpenClaw, built around SKILL.md. Development & Engineering MIT 9.5k +19 this week 27 skills by NVIDIA NVIDIA-verified Agent Skills for physical AI, robotics, simulation, CUDA, and RAG workflows. Development & Engineering Apache-2.0 (code); CC-BY-4.0 (documentation) 3.6k +69 this week 28 skills by expo Official AI agent skills from Expo for building, deploying, upgrading, and debugging Expo apps. Development & Engineering MIT 2.9k +70 this week