v16.3.2

Note

This release is backporting bug fixes. It does not include all pending features/changes on canary.

Core Changes

• [backport] Scope app-entry export validation to files inside the app directory (#97357)
• [backport] Fix catch-all index page being served for every other slug (#97416)
• [16.3] Turbopack: don't trace embedded WASM loader helpers (#97353) (#97463)
• [16.3] Turbopack: retain conditions when replacing resolve request keys (#97453)
• [16.3.x] Fix Turbopack worker chunk loading with asset prefix (#97419)
• [16.3.x] Authenticate Turborepo remote caching with OIDC instead of a static PAT (#97603)

Credits

Huge thanks to @lubieowoce, @unstubbable, @timneutkens, @mischnic, and @eps1lon for helping!

v16.3.1-canary.26

Misc Changes

• docs: document deploymentId build ID override and Pages Router skew in 16.2: #97645
• Upgrade React from eb8feb71-20260814 to eafeac09-20260819: #97636
• Turbopack: rename to use turbopack: no side effects: #94427
• refactor: move useDynamic{Route,Search}Params to reduce snapshot churn: #97360
• [PPF] unstable_navigation(): #96908
• [PPF] Scaffold unstable_navigation(): #97236
• docs: Explicit cache output description: #97548
• Improve Cache Components sync IO migration guidance: #97572
• [test] Use a non-native stub for the server externals list test: #97614
• Avoid GitHub API rate limits for create-next-app examples: #97612
• [test] Cover the prerender worker-thread backend with an addon we control: #97543
• [test] Convert the prerender-native-module suite to local fixture packages: #97542
• [test] Replace the turbopack-reports sqlite3 dependency with a local addon fixture: #97541
• [test] Drop the dead sqlite3 build approval from the sharp-basic suite: #97540
• [ci] Authenticate Turborepo remote caching with OIDC instead of a static PAT: #97590
• Remove HmrTarget: #97253
• Keep HMR instructions typed until serialization: #96569
• Serialize frozen collections by value only: #96686

Credits

Huge thanks to @icyJoseph, @mischnic, @lubieowoce, @aurorascharff, @eps1lon, @sokra, and @wbinnssmith for helping!

v16.3.1-canary.25

Misc Changes

• [PPF] Remove unstable_eager: #97524
• [PPF] Do not mark complete shell requests as partial: #97503
• fix: add accessible label to icon-only link: #96334
• Fix stale cross-references in skills/: #97566
• docs: generateMetadata values should be serializable with use cache: #97551
• Move preview props into separate manifest: #96004
• docs: adjust interactive app guide: #97558
• Turbopack: allow TURBOPACK_PRINT_CHUNK_GROUPS in release builds: #97515
• [test] Point next-image-legacy images at a reachable endpoint: #97545
• test: improve error-on-next-codemod-comment flakiness: #97553
• Turbopack: cross-module constants: #90300
• test: better isolate concurrent-install suite: #97546
• docs: outlining and lcp: #96942
• Fix use cache prerender signal retention: #97476
• Turbopack: More aggressively debounce filesystem watch events if we detected changes to node_modules: #96116
• docs: document metadata pagination field: #95509

Credits

Huge thanks to @lubieowoce, @niketchandivade, @gaojude, @devjiwonchoi, @mischnic, @aurorascharff, @eps1lon, @icyJoseph, @gnoff, @bgw, and @biubiukam for helping!

v16.3.1-canary.24

Misc Changes

• style(examples): remove redundant justify-content declaration: #97222
• docs: rename Vercel Edge Config to Global Config in redirecting guide: #97456
• fix: improve form accessibility by associating labels with inputs: #96335
• [docs] fix: grammar typos in linking and navigating guide: #95544
• fix(examples): correct error message typo: #97223
• docs: fix typos in example links: #97149
• Model prerenders as render candidates: #97431
• Turbopack: support character class ranges in regex: #97502
• docs: warn when catching permanentRedirect: #97496
• Remove the development debug channel persistence: #97510
• Stop the browser from restoring stale pages in development: #97505
• Turbopack: gracefully handle outputFileTracingIncludes matching a symlink: #97507
• docs: mention Valibot as validation library option in forms guides: #97468

Credits

Huge thanks to @niketchandivade, @molebox, @seanbeirnes, @0ldh, @gnoff, @mischnic, @DavidIlie, @unstubbable, and @fabian-hiller for helping!

v16.3.1-canary.23

Misc Changes

• Trace lazy App Route module loading: #97439
• [ci] Wait for the next version to be available on npm before deploy tests: #97460
• docs: fix stale Dev Overlay README link in contributing guide: #97486
• docs: app router reference accuracy: #97477
• test: Don't wait trying to load non-existing images: #97488
• test: cover dynamic APIs with i18n base path: #97367

Credits

Huge thanks to @DavidIlie, @eps1lon, @icyJoseph, and @mischnic for helping!

v16.3.1-canary.22

Misc Changes

• fix(turbo-persistence): allow 32-bit usize conversion: #97288
• test: restore missing NFT exports* unit fixtures: #97459
• [ci] Fix backport canary release dispatch: #97383
• turbo-tasks-backend: Enforce that tasks exist when accessing them: #96043
• turbo-tasks-backend: add persistence delete/tombstone plumbing for GC: #95975
• turbo-persistence: add key-value tombstones for MultiValue families: #96929

Credits

Huge thanks to @hardfist, @mischnic, @ztanner, and @lukesandberg for helping!

v16.3.1-canary.21

Misc Changes

• Anchor the async local storage instances to global symbols: #97255
• test: deflake use-cache-size-zero warm reload: #97421
• Scaffolding for concurrentRouterQueue flag: #97413
• Reorganize client router modules: #97402

Credits

Huge thanks to @unstubbable, @gnoff, and @acdlite for helping!

v16.3.1-canary.20

Misc Changes

• Wait for back-before-hydration recoveries in the browser: #97321
• Extract metadata resolution primitives: #97388
• test: update React 18 redbox snapshot: #97415
• Turbopack: retain conditions when replacing resolve request keys: #97372
• Remove server route matcher stack: #94157

Credits

Huge thanks to @gaearon, @gnoff, @timneutkens, and @mischnic for helping!

v16.3.1-canary.19

Misc Changes

• Adopt SelectedMetadata for metadata rendering: #97387
• fix(next/image): reject empty image on read/write to disk cache : #97278
• Turbopack: remove stale manifests for deleted routes: #97333
• Turbopack: make unreachable codegen more generic: #97385

Credits

Huge thanks to @gnoff, @styfle, @marcoshernanz, and @mischnic for helping!

v16.3.1-canary.18

Misc Changes

• Upgrade React from 22e4f993-20260811 to eb8feb71-20260814: #97382