Next.js Daily: Turbopack HMR Expansion and URL Normalization Fixes
Next.js merged 11 pull requests on March 9th, highlighted by a major Turbopack hot module replacement enhancement that adds dependency-level accept and decline APIs, plus critical App Router URL normalization fixes.
Duration: PT2M6S
Episode overview
This episode is a short developer briefing from Next.js Daily.
It explains recent repository work in plain language.
- Show: Next.js Daily
- Published: 2026-03-10T10:27:58Z
- Audio duration: PT2M6S
Transcript excerpt
This excerpt keeps the crawler page concise. Listen to the episode or use the RSS feed for the full update.
Good morning. This is Next.js Daily for March 10th, 2026.
Yesterday saw significant Turbopack development activity. Sokra merged a substantial enhancement implementing module.hot.accept with dependency callbacks and module.hot.decline for dependency arrays. This 2,349-line addition across 51 files brings Turbopack's HMR capabilities closer to webpack parity, supporting…
Zack Tanner merged a critical App Router fix addressing URL normalization gaps where internal RSC and segment-prefetch URLs could leak into request state and surface through usePathname during server rendering. The fix ensures proper synchronization between request URLs and parsed pathnames in the app-page route…
Tanner also merged changes putting the partial fallback upgrading feature behind an experimental flag to enable isolated testing during rollout. Meanwhile, Sokra improved unsafe code safety documentation across the turbo-tasks-backend crate, auditing 14 files and finding no soundness bugs while fixing misleading…
Documentation received attention with Benjamin Woodruff updating the core development setup guide and copying Turbopack tracing documentation into the main repository. The team also fixed preview…
Will…
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