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Sync CLAUDE.md with actual repository state: add Engineering POWERFUL tier (25 skills), update all skill counts, add plugin registry references, and replace stale sprint section with v2.0.0 version info. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Claude Skills Library
87+ production-ready skill packages for Claude Code, OpenAI Codex, and OpenClaw — reusable expertise bundles that transform AI 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 Is This?
Skills are modular instruction packages that give AI 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 with Claude Code, OpenAI Codex, and OpenClaw.
Quick Install
Claude Code (Recommended)
# Add the marketplace
/plugin marketplace add alirezarezvani/claude-skills
# Install by domain
/plugin install engineering-skills@claude-code-skills # 21 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 # 7 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 # 2 C-level advisory
/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 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
87+ skills across 9 domains:
| Domain | Skills | Highlights | Details |
|---|---|---|---|
| 🔧 Engineering — Core | 21 | Architecture, frontend, backend, fullstack, QA, DevOps, SecOps, AI/ML, data | engineering-team/ |
| 🎭 Playwright Pro | 9+3 | Test generation, flaky fix, Cypress/Selenium migration, TestRail, BrowserStack, 55 templates | engineering-team/playwright-pro |
| ⚡ Engineering — POWERFUL | 25 | Agent designer, RAG architect, database designer, CI/CD builder, security auditor, MCP builder | engineering/ |
| 🎯 Product | 8 | Product manager, agile PO, strategist, UX researcher, UI design, landing pages, SaaS scaffolder | product-team/ |
| 📣 Marketing | 7 | Content creator, demand gen, PMM strategy, ASO, social media, campaign analytics, prompt engineering | marketing-skill/ |
| 📋 Project Management | 6 | Senior PM, scrum master, Jira, Confluence, Atlassian admin, templates | project-management/ |
| 🏥 Regulatory & QM | 12 | ISO 13485, MDR 2017/745, FDA, ISO 27001, GDPR, CAPA, risk management | ra-qm-team/ |
| 💼 C-Level Advisory | 2 | CEO advisor, CTO advisor | c-level-advisor/ |
| 📈 Business & Growth | 4 | Customer success, sales engineer, revenue ops, contracts & proposals | business-growth/ |
| 💰 Finance | 1 | Financial analyst (DCF, budgeting, forecasting) | finance/ |
⚡ POWERFUL Tier
25 advanced skills with deep, production-grade capabilities:
| Skill | What It Does |
|---|---|
| agent-designer | Multi-agent orchestration, tool schemas, performance evaluation |
| agent-workflow-designer | Sequential, parallel, router, orchestrator, and evaluator patterns |
| rag-architect | RAG pipeline builder, chunking optimizer, retrieval evaluator |
| database-designer | Schema analyzer, ERD generation, index optimizer, migration generator |
| database-schema-designer | Requirements → migrations, types, seed data, RLS policies |
| migration-architect | Migration planner, compatibility checker, rollback generator |
| skill-security-auditor | 🔒 Security gate — scan skills for malicious code before installation |
| ci-cd-pipeline-builder | Analyze stack → generate GitHub Actions / GitLab CI configs |
| mcp-server-builder | Build MCP servers from OpenAPI specs |
| pr-review-expert | Blast radius analysis, security scan, coverage delta |
| api-design-reviewer | REST API linter, breaking change detector, design scorecard |
| api-test-suite-builder | Scan API routes → generate complete test suites |
| dependency-auditor | Multi-language scanner, license compliance, upgrade planner |
| release-manager | Changelog generator, semantic version bumper, readiness checker |
| observability-designer | SLO designer, alert optimizer, dashboard generator |
| performance-profiler | Node/Python/Go profiling, bundle analysis, load testing |
| monorepo-navigator | Turborepo/Nx/pnpm workspace management & impact analysis |
| changelog-generator | Conventional commits → structured changelogs |
| codebase-onboarding | Auto-generate onboarding docs from codebase analysis |
| runbook-generator | Codebase → operational runbooks with commands |
| git-worktree-manager | Parallel dev with port isolation, env sync |
| env-secrets-manager | .env management, leak detection, rotation workflows |
| incident-commander | Incident response playbook, severity classifier, PIR generator |
| tech-debt-tracker | Codebase debt scanner, prioritizer, trend dashboard |
| interview-system-designer | Interview loop designer, question bank, calibrator |
🔒 Skill Security Auditor
New in v2.0.0 — audit any skill for security risks before installation:
python3 engineering/skill-security-auditor/scripts/skill_security_auditor.py /path/to/skill/
Scans for: command injection, code execution, data exfiltration, prompt injection, dependency supply chain risks, privilege escalation. Returns PASS / WARN / FAIL with remediation guidance.
Zero dependencies. Works anywhere Python runs.
Recently Enhanced Skills
Production-quality upgrades added for:
engineering/git-worktree-manager— worktree lifecycle + cleanup automation scriptsengineering/mcp-server-builder— OpenAPI -> MCP scaffold + manifest validatorengineering/changelog-generator— release note generator + conventional commit linterengineering/ci-cd-pipeline-builder— stack detector + pipeline generatormarketing-skill/prompt-engineer-toolkit— prompt A/B tester + prompt version/diff manager
Each now ships with scripts/, extracted references/, and a usage-focused README.md.
Usage Examples
Architecture Review
Using the senior-architect skill, review our microservices architecture
and identify the top 3 scalability risks.
Content Creation
Using the content-creator skill, write a blog post about AI-augmented
development. Optimize for SEO targeting "Claude Code tutorial".
Compliance Audit
Using the mdr-745-specialist skill, review our technical documentation
for MDR Annex II compliance gaps.
Python Analysis Tools
92+ CLI tools ship with the skills:
# Brand voice analysis
python3 marketing-skill/content-creator/scripts/brand_voice_analyzer.py article.txt
# Tech debt scoring
python3 c-level-advisor/cto-advisor/scripts/tech_debt_analyzer.py /path/to/codebase
# RICE prioritization
python3 product-team/product-manager-toolkit/scripts/rice_prioritizer.py features.csv
# Security audit
python3 engineering/skill-security-auditor/scripts/skill_security_auditor.py /path/to/skill/
Related Projects
| Project | Description |
|---|---|
| Claude Code Skills & Agents Factory | Methodology for building skills at scale |
| Claude Code Tresor | Productivity toolkit with 60+ prompt templates |
Contributing
We welcome contributions! See CONTRIBUTING.md for guidelines.
Quick ideas:
- Add new skills in underserved domains
- Improve existing Python tools
- Add test coverage for scripts
- Translate skills for non-English markets
License
MIT — see LICENSE for details.
Star History
Built by Alireza Rezvani · Medium · Twitter