Next.js 15.2 • Redesigned Error UI & Improved Stack Traces • Streaming Metadata • Turbopack Performance Improvements • View Transitions (experimental) • Node.js Middleware (experimental) nextjs.org/blog/next-15-2

Next.js 15.2

Next.js 15.2 introduces an improved error experience, streaming metadata, Turbopack performance improvements, and more.

nextjs.org

I'm working on built-in profiling of both Client and Server Components in Chrome DevTools Performance tab. Thanks to the new performance.measure() extensions. h/t Andrés Olivares This works in any RSC environment. In fact, this screenshot is running RSC for Parcel. h/t @devongovett.bsky.social

Spotify: “please trust us with all of your music” Also Spotify: “I’m gonna slowly remove random tracks from your Liked Songs over time and watch you slowly spiral into insanity as you question whether or not you already knew this song”

we’re also gonna introduce a new refresh() api to do this directly from a server action in 15.1 instead of doing this at the client level

Wyatt Johnson@wyattjoh.ca · 2y ago

Having poor performance with Partial Prerendering with @nextjs.org? Check your code if you're using revalidatePath. This is actually revalidating the entire static shell each time, making things really slow! Instead rely on router.refresh() to update your server component data.