What is Next.js?

Discover Next.js in 2026: the powerful React framework by Vercel featuring App Router, Server Components, Turbopack (default bundler), Cache Components, Partial Prerendering (PPR), React Compiler optimizations, advanced caching, metadata & SEO tools, and React 19 integration. Learn core concepts like SSR vs CSR, hydration, and modern best practices for building fast, SEO-friendly full-stack apps.