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v16.4.0

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Next.js·Oct 7, 2026, 10:03 AMFixMay break your integrationAI-assisted summary

Summary

Turbopack receives major enhancements: false resolveAlias support, default shared runtime, CJS tree‑shaking, improved DiskWatcher, chunking clusters, side‑effect handling, and various performance fixes.
React is upgraded to version 22e4f993 with intermediate upgrades, while Next.js adds Pages Router support entries, bundle analyzer snapshot recording, and prefetching improvements (per‑segment preservation and rename of static generation...
Breaking changes include removal of obsolete static‑generation plumbing, WorkStore and cache‑revalidation execution modes, and the experimental appNewScrollHandler flag, alongside numerous bug fixes and extensive documentation updates.

featurebreakingbugfixdocssource healthy

Official source Last checked Oct 19, 2026, 3:58 PM

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Release notes list 8 breaking changes: The static generation stream option has been renamed to waitForAllReady.

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AI-assisted summarysource healthyLast checked Oct 19, 2026, 3:58 PM

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