The skill composer for AI agents — merge skills from Anthropic, OpenAI, GitHub Copilot, Microsoft, Google + 8 more ecosystems with AI-powered conflict resolution
Skill Claude CodeCodex
React production patterns — hooks, state management, performance optimization, and component design. Use when building React components, reviewing React code, or fixing React performance issues.
Skill Claude CodeCodex
Safe, systematic code refactoring — extract functions, reduce complexity, eliminate duplication, improve naming. Use when improving code structure without changing behavior.
Skill Claude CodeCodex
Multi-source deep research with synthesis and inline citations. Use when user asks to research a topic, compare technologies, do competitive analysis, or investigate a subject in depth.
Skill Claude CodeCodex
Security audit focused on OWASP Top 10 — injection, auth flaws, secrets exposure, IDOR, and more. Use when reviewing code for vulnerabilities, before deploying to production, or auditing a new codebase.
Skill Claude CodeCodex
Write, optimize, and explain SQL queries. Use when user needs to write a query, debug slow SQL, understand a query plan, or design a schema.
Skill Claude CodeCodex
Production system design — scalability patterns, trade-off analysis, database selection, caching strategy, API design, and architecture decisions.
Skill Claude CodeCodex
Write thorough, meaningful tests for any function, module, or API. Use when user asks to add tests, improve coverage, or ensure a piece of code is tested before shipping.
Skill Claude CodeCodex
Modern TypeScript best practices — strict types, utility types, generics, discriminated unions, and build tooling for production codebases.
Skill Claude CodeCodex
Track and filter YC startup job listings for AI/ML engineering roles. Builds a daily-refreshed local database of relevant jobs with scoring and alerts for new postings.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: