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What’s new in React 19

Vercel News·Michael Novotny·4 days ago
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#vercel#react#server#components#function#photo
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Explore React 19 and how to start using it on Vercel today. React 19 is near. The React Core Team announced a React 19 release candidate (RC) this past April. This major version brings several updates and new patterns, aimed at improving performance, ease of use, and developer experience. Many of these features were introduced as experimental in React 18, but they will be marked as stable in React 19. Here’s a high-level look at what you need to know to be ready. Link to heading Server Components Server Components are one of the biggest changes to React since its initial release 10 years ago. They act as a foundation for React 19’s new features, improving: Initial page load times. By rendering components on the server, they reduce the amount of JavaScript sent to the client, resulting in faster initial loads. They also let data queries start on the server before the page is sent to the client. Code portability.…

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