what is the latest version of the React framework?

Question

Tuhin Paul · Answer

The latest version of the React framework is React 19. React 19 was released on December 5, 2024. React 19 introduces several key features focused on improving performance, simplifying development, and enhancing user experience: React Compiler: This new compiler transforms React code into optimized JavaScript, potentially leading to significant performance improvements by reducing unnecessary re-renders. Actions: Actions streamline data mutations and state updates, simplifying form handling and integrating seamlessly with React's concurrent features. They can run on both the client and server, offering flexibility in data processing. Server Components: Server Components enable server-side rendering of React components, resulting in faster initial page loads and improved SEO. Document Metadata: The component simplifies managing a document's metadata, such as titles and meta tags, improving SEO and accessibility without the need for extra libraries. Asset Loading: Assets can now load in the background, improving application load times and user experience. Enhanced Hooks: React 19 introduces new hooks like useOptimistic , useActionState , and useFormStatus to optimize state management and form handling. Web Components: Improved compatibility with Web Components allows for more flexible and interoperable front-end development. Improved Hydration: React 19 offers faster and more efficient server-side rendering hydration. Enhanced Context API: Performance improvements and simplified patterns for consuming context are introduced.