Awesome Codex Skills
The largest collection of OpenAI Codex agent skills. Extend your Codex CLI with coding tools, automation workflows, and developer plugins.
What Are Codex Skills?
Codex skills are structured instruction files that extend OpenAI's Codex CLI agent with specialized capabilities. They follow the SKILL.md format and can be loaded into your .codex/skills/ directory to give Codex domain expertise in specific tools, frameworks, and workflows.
- ✓Extend Codex CLI with domain-specific knowledge
- ✓Automate code reviews, testing, and documentation
- ✓Compatible with SKILL.md and AGENTS.md formats
- ✓Works alongside Claude Code and Cursor skills
- ✓Git-friendly — share skills across your team
- ✓Community-driven ecosystem with 1,000+ skills
- ✓One-line install with npx skills add
- ✓Structured prompts for reliable, repeatable output
Featured OpenAI Codex Skills
View all →canaanyjn/design-system-skills
Codex skills for design system creation, migration, and catalog pages
$ npx skills add canaanyjn/design-system-skillscryptopafi/codex-skills
Codex Skills Library
$ npx skills add cryptopafi/codex-skillsdarkcocxn/hermes-telegram-customizer
A Codex skill for safely customizing Hermes Agent Telegram channels.
$ npx skills add darkcocxn/hermes-telegram-customizerquantskills/skill-gao-shanwen-research-model
Codex skill for Gao Shanwen bibliography and public article research workflow
$ npx skills add quantskills/skill-gao-shanwen-research-modelhowever-yir/codex-skill-local-ai-systems-studio
Codex skill for planning and deploying local LLM systems across MLX, GGUF, Ollama, and LM Studio.
$ npx skills add however-yir/codex-skill-local-ai-systems-studioedward-xiao/bank-investment-analysis
面向中国银行股财报预测、财报点评、宏观传导与投研写作的Codex Skill
$ npx skills add edward-xiao/bank-investment-analysishitsuji-shouka/xiaohongshu-frontend-term-card
把前端术语、UI 组件术语和产品交互黑话做成 1-2 页中文小红书短卡的 Codex Skill。
$ npx skills add hitsuji-shouka/xiaohongshu-frontend-term-cardhkai-ai/memebuy
Reusable Codex skills for meme template analysis
$ npx skills add hkai-ai/memebuyhuyu605/capability-radar
A Codex skill for discovering, evaluating, and recommending open-source AI and software capabilities.
$ npx skills add huyu605/capability-radarrocky2431/ultra-builder-pro-cli
Multi-runtime installer for the Ultra Builder Pro agent-engineering system — deploys commands, agents, skills, and hooks to Claude Code, OpenCode, Codex CLI, and Gemini CLI.
$ npx skills add rocky2431/ultra-builder-pro-cliShire31/agent-eval-ops-coach
Portable Codex skill for Langfuse eval ops, experiment runs, attribution, and evidence-backed agent iteration
$ npx skills add Shire31/agent-eval-ops-coachYShenc233/article-style-skills
文章仿写 Skills：提取文章文风、沉淀风格规则、生成可复用仿写 Prompt 的 Codex Skill
$ npx skills add YShenc233/article-style-skillsHow to Install Codex Skills
Install with add-skill
The fastest way. Automatically clones and sets up the skill in your workspace.
npx skills add author/skill-repo
Or add to .codex/skills/ manually
Clone the repo and copy the SKILL.md into your Codex skills directory.
mkdir -p .codex/skills/ git clone https://github.com/author/skill-repo cp skill-repo/SKILL.md .codex/skills/
Run Codex with skills loaded
Codex CLI automatically reads skills from .codex/skills/ when starting a session. Skills are injected into the agent's context.