Getting Started with Next.js 15

Next.js 15 has been released! This version includes many exciting new features.

Key Changes

1. React 19 Support

Full support for React 19's new features.

2. Turbopack Stabilization

The development server is now faster than ever.

3. Improved Caching

Server component caching has been enhanced.

// New caching API
import { unstable_cache } from 'next/cache'

const getCachedData = unstable_cache(
  async () => {
    return await fetchData()
  },
  ['cache-key'],
  { revalidate: 3600 }
)

Conclusion

Next.js 15 significantly improves both performance and developer experience.