<ul><li>Next.js 15 brings better caching, React 19 support, Turbopack improvements, and new APIs for smoother and more efficient development.</li><li>Next.js 15 now supports React 19, offering better performance with React Compiler, enhanced React Server Components, and improved Suspense and Streaming.</li><li>Next.js 15 introduces stale-while-revalidate caching updates for a more dynamic user experience, allowing customized cache behavior in next.config.ts.</li><li>Turbopack, the next-gen JavaScript bundler, is now stable for development in Next.js 15, providing 10x faster HMR, optimized for large-scale projects, and future-proof performance.</li><li>Next.js 15 includes the useActionState hook, replacing useFormState, for more flexible form and action handling, and improved handling of form submissions with the useFormStatus hook.</li></ul>

What’s New in Next.js 15? A Developer’s Guide to the Latest Features

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