React 19

Explore how turbopack in next.js 15 improves production build performance in 2025.

See how react server components are helping developers build faster, lighter web apps in 2025.

Master react concurrent rendering in 2025 for smooth, responsive web apps with react 19.

Master react server components in 2025 for fast, server-driven web apps with react 19.

React 19's new hooks like useactionstate and useoptimistic boost web apps in 2025 with smarter state and ux.

Next.js 15 shines in 2025 with react 19, async apis, and turbopack, boosting dev speed and app performance.

Discover react 19 2025 updates that transform web development trends for devs!

React 19 的新鉤子（如 useactionstate 和 useoptimistic）讓 2025 年的網頁應用程式擁有更智慧的狀態和使用者介面。