Frontend Routing

shadcn/ui component library for React with Tailwind CSS - copy-paste accessible components with full code ownership

Implement Progressive Web App features for React and Svelte projects. This skill should be used when the user asks to 'make a PWA', 'add offline support', 'create a service worker', 'fix caching issues', or wants installable web apps. Keywords: PWA, service worker, offline, manifest, caching, installable, Workbox, vite-pwa.

React 19/19.2 modern patterns for concurrent rendering, Server Components, actions, ref-as-prop, document metadata, resource hints, hooks, and memoization — plus a category-major review/refactor algorithm with codebase-level (remove/dedup/reuse) findings. This skill should be used when writing React 19 components, using concurrent features, migrating from React 18, optimizing re-renders, OR auditing/refactoring a React codebase (single file or whole repo). 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.

Minimal, unopinionated state management library for React with simple hook-based API, no providers, and minimal boilerplate for global state without Redux complexity.

How to design and build modern, premium-quality frontend interfaces that look like high-end SaaS products, modern AI tools, and award-winning design websites — not generic templates. Use this skill whenever the user asks to build a frontend, create a landing page, design a dashboard, scaffold a web app UI, build a SaaS interface, create a portfolio site, or produce any user-facing web interface. Also use when the user says "make it look modern", "build me a beautiful UI", "create a homepage", "design a pricing page", "add animations", "make it cinematic", "add liquid glass", "add scroll animations", "use 2026 design trends", or mentions frontend design, UI/UX, component architecture, motion design, hero sections, responsive layouts, or CSS animation.

Scaffolds new React projects or restructures monoliths to component-based architecture. Use when setting up frontend structure.