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Found 2,379 Skills
Prioritized TypeScript React code review guidelines. Focuses on type safety, React conventions, performance, security, architecture, accessibility, error handling, and testing. First scan the code to identify issues, then obtain solutions and review comment templates from the references/ directory.
React 18/19 patterns including hooks discipline, server/client component boundaries, Suspense + error boundaries, form actions, data fetching, state management decision trees, and accessibility-first composition. Use when writing or reviewing React components.
React and Next.js performance optimization patterns adapted from Vercel Engineering's React Best Practices (https://github.com/vercel-labs/agent-skills). Organizes 70+ rules across 8 priority categories — waterfalls, bundle size, server-side, client fetching, re-render, rendering, JS micro-perf, advanced. Use when writing, reviewing, or refactoring React/Next.js code for performance.
React component testing with React Testing Library, Vitest/Jest, MSW for network mocking, accessibility assertions with axe, and the decision boundary between component tests and Playwright/Cypress end-to-end runs. Use when writing or fixing tests for React components, hooks, or pages.
Implements React Flow node-based UIs correctly using @xyflow/react. Use when building flow charts, diagrams, visual editors, or node-based applications with React. Covers nodes, edges, handles, custom components, state management, and viewport control.
Guidelines for using React Query for data fetching, caching, and server state synchronization in React applications
React 19 patterns and breaking changes vs React 18. Trigger: When writing React 19 components/hooks in .tsx (ref as prop, new hooks, Actions, deprecations). If using Next.js App Router/Server Actions, also use nextjs-15.
Master React Hooks including useState, useEffect, useContext, useReducer, and custom hooks with production-grade patterns
Master React Router v6 for production routing with error boundaries, lazy loading, and navigation guards
Use when building React 18+ applications that require component architecture, hooks patterns, or state management. Trigger scenarios include: Server Components, performance optimization, Suspense boundaries, React 19 features.
React Native & Expo engineering standards.
React Native animated component library reference for Reacticx - 90+ production-ready components with Reanimated and Skia. Triggers on reacticx, reactix, or requests for animated React Native UI components (shaders, carousels, bottom sheets, toggles, pickers, loaders, etc).