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v15.5.14

Official Next.js changelog summary with source attribution, release tags, and community reactions.

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Next.js·4 months ago · Mar 19, 2026, 06:17 PMFixAI-assisted summary

Summary

Add LRU disk cache and images.maximumDiskCacheSize option to next/image (feature).
Fix pages router to restore Content‑Length and ETag headers for /next/data/ JSON responses (bugfix).
Backport bug fixes without including pending canary features (minor).

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related updates

Next.js·7 days agoFix

Summary

Published the @next/swc wasm web package that was unintentionally omitted since v15.5.15.