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Found 3 Skills
Build bulletproof React components that survive SSR, hydration, concurrent rendering, portals, transitions, and future React changes. Nine essential patterns from Shu Ding's guide. Use when writing reusable React components, fixing hydration mismatches, handling SSR edge cases, or building component libraries.
React 19 performance optimization guidelines for concurrent rendering, Server Components, actions, hooks, and memoization (formerly react-19). This skill should be used when writing React 19 components, using concurrent features, or optimizing re-renders. This skill does NOT cover Next.js-specific features like App Router, next.config.js, or Next.js caching (use nextjs-16-app-router skill). For client-side form validation with React Hook Form, use react-hook-form skill.
React Concurrent Features for responsive UIs. Covers useTransition, useDeferredValue, Suspense, startTransition, concurrent rendering patterns, and priority-based updates. USE WHEN: user mentions "useTransition", "useDeferredValue", "startTransition", "concurrent rendering", "non-urgent updates", asks about "keeping UI responsive", "priority updates in React" DO NOT USE FOR: React 17 and earlier (concurrent mode not available), Simple applications without heavy rendering, Non-React frameworks