Skills
Agent Skills are folders of instructions, scripts, and resources that agents can discover and use to do things more accurately and efficiently.
General resources
Specification and documentation for Agent Skills
- https://github.com/agentskills/agentskills
- https://agentskills.io/home
- https://agentskills.io/specification
Use agent skills to extend Codex with task-specific capabilities. A skill packages instructions, resources, and optional scripts so Codex can follow a workflow reliably.
- https://developers.openai.com/codex/skills/
Huggingface Course: https://huggingface.co/learn/context-course/en/unit1/introduction
Skill marketplaces
https://github.com/wshobson/agents - Multi-harness agentic plugin marketplace
https://github.com/wshobson/commands -
Skills security
https://github.com/NVIDIA/SkillSpector - Security scanner for AI agent skills. Detect vulnerabilities, malicious patterns, and security risks.
Skill libraries
This repository contains Anthropic’s implementation of skills for Claude.
- https://github.com/anthropics/skills
Official, Anthropic-managed directory of high quality Claude Code Plugins.
- https://github.com/anthropics/claude-plugins-official
Codex uses skills to help package capabilities that teams and individuals can use to complete specific tasks in a repeatable way. This repository catalogs skills for use and distribution with Codex.
- https://github.com/openai/skills
- https://github.com/openai/skills/blob/main/skills/.curated/define-goal/SKILL.md
- https://github.com/openai/skills/blob/main/skills/.curated/security-best-practices/SKILL.md
- https://github.com/openai/skills/blob/main/skills/.curated/gh-fix-ci/SKILL.md
- https://github.com/openai/skills/blob/main/skills/.curated/jupyter-notebook/SKILL.md
Claude Code Skills and 380+ agent skills from official dev teams and the community, compatible with Codex, Antigravity, Gemini CLI, Cursor and others.
- https://github.com/VoltAgent/awesome-agent-skills
Hugging Face Skills are definitions for AI/ML tasks like dataset creation, model training, and evaluation. They are interoperable with all major coding agent tools like OpenAI Codex, Anthropic’s Claude Code, Google DeepMind’s Gemini CLI, and Cursor.
- https://github.com/huggingface/skills
- https://huggingface.co/blog/hf-skills-training
Software development
- https://github.com/google/skills - Agent Skills for Google products and technologies, by Google
- https://github.com/JuliusBrussee/caveman - Cuts 65% of tokens by talking like caveman
- https://github.com/DietrichGebert/ponytail - Forces the laziest solution that actually works
- https://github.com/multica-ai/andrej-karpathy-skills - Derived from Andrej Karpathy’s observations on LLM coding pitfalls.
- https://github.com/obra/superpowers - Agentic skills framework & software development methodology
- https://github.com/mattpocock/skills - Skills for Real Engineers
- https://github.com/ciembor/agent-rules-books - Skills for AI coding agents inspired by Clean Code, Refactoring, DDD, Clean Architecture
- https://github.com/tiangolo/library-skills - Let your AI agents use libraries as intended, always up to date.
- https://github.com/upstash/context7 - Up-to-date code documentation for LLMs and AI code editors.
Business
- https://github.com/paperclipai/paperclip - Open-source orchestration for zero-human companies
- https://github.com/garrytan/gstack - 23 opinionated tools that serve as CEO, Designer, Eng Manager, Release Manager, Doc Engineer, and QA
Matt Pocock - Skills for Real Engineers
- https://github.com/mattpocock/skills - Skills for Real Engineers
- ✅ https://www.youtube.com/watch?v=6BB6exR8Zd8 - I stopped using /grill-me now use /grill-with-docs - Matt Pocock
- ✅ https://www.youtube.com/watch?v=v4F1gFy-hqg - “Software Fundamentals Matter More Than Ever” — Matt Pocock
- https://www.youtube.com/watch?v=hYZdIwFIy-c - Red Green Refactor is OP With Claude Code
- https://x.com/mattpocockuk/status/2058900756640453072
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| https://github.com/mattpocock/skills/tree/main/skills/engineering/tdd |
https://www.aihero.dev/skill-test-driven-development-claude-code |
- https://github.com/mattpocock/skills/blob/main/skills/productivity/grill-me/SKILL.md
- https://github.com/mattpocock/skills/blob/main/skills/engineering/grill-with-docs/SKILL.md (new)
- https://github.com/mattpocock/skills/blob/main/skills/engineering/tdd/SKILL.md
- https://github.com/mattpocock/skills/blob/main/skills/engineering/improve-codebase-architecture/SKILL.md
Agent Rule Books
- https://ciembor.github.io/agent-rules-books/
- https://github.com/ciembor/agent-rules-books/blob/main/docs/USAGE.md
- https://github.com/ciembor/agent-rules-books/blob/main/domain-driven-design/domain-driven-design.nano.md
- https://github.com/ciembor/agent-rules-books/blob/main/clean-code/clean-code.nano.md
- https://github.com/ciembor/agent-rules-books/blob/main/designing-data-intensive-applications/designing-data-intensive-applications.nano.md