Claude Code Skills & Plugins
169 production-ready skills and plugins for Claude Code, OpenAI Codex, and OpenClaw — reusable expertise bundles that transform AI coding agents into specialized professionals across engineering, product, marketing, compliance, and more.
⭐ 2,300+ GitHub stars — the most comprehensive open-source skill library for AI coding agents.
What Are Claude Code Skills?
Skills are modular instruction packages (plugins) that give AI coding agents domain expertise they don't have out of the box. Each skill includes a SKILL.md (instructions + workflows), Python CLI tools, and reference documentation — everything the agent needs to perform like a specialist.
One repo, three platforms: Works natively as Claude Code plugins, OpenAI Codex agents, and OpenClaw skills.
Quick Install
Claude Code (Recommended)
# Add the marketplace
/plugin marketplace add alirezarezvani/claude-skills
# Install by domain
/plugin install engineering-skills@claude-code-skills # 23 core engineering
/plugin install engineering-advanced-skills@claude-code-skills # 25 POWERFUL-tier
/plugin install product-skills@claude-code-skills # 8 product skills
/plugin install marketing-skills@claude-code-skills # 42 marketing skills
/plugin install ra-qm-skills@claude-code-skills # 12 regulatory/quality
/plugin install pm-skills@claude-code-skills # 6 project management
/plugin install c-level-skills@claude-code-skills # 28 C-level advisory (full C-suite)
/plugin install business-growth-skills@claude-code-skills # 4 business & growth
/plugin install finance-skills@claude-code-skills # 1 finance
# Or install individual skills
/plugin install skill-security-auditor@claude-code-skills # Security scanner
/plugin install playwright-pro@claude-code-skills # Playwright testing toolkit
/plugin install self-improving-agent@claude-code-skills # Auto-memory curation
/plugin install content-creator@claude-code-skills # Single skill
OpenAI Codex
npx agent-skills-cli add alirezarezvani/claude-skills --agent codex
# Or: git clone + ./scripts/codex-install.sh
OpenClaw
bash <(curl -s https://raw.githubusercontent.com/alirezarezvani/claude-skills/main/scripts/openclaw-install.sh)
Manual Installation
git clone https://github.com/alirezarezvani/claude-skills.git
# Copy any skill folder to ~/.claude/skills/ (Claude Code) or ~/.codex/skills/ (Codex)
Skills Overview
169 skills across 9 domains: