{ "mediaThumbnail": { "$": { "height": "30", "width": "30", "url": "https://avatars.githubusercontent.com/u/1939140?s=60&v=4" } }, "title": "v16.0.0", "link": "https://github.com/vercel/next.js/releases/tag/v16.0.0", "pubDate": "2025-10-22T00:35:18.000Z", "author": "ztanner", "content": "

Tip

Check out our Next v16 Blog Post to learn more about this release.

Core Changes

Development: Don't import app-router / hot-reloader through next/link in application code: #83656
Remove clientParamParsing requirement from RDC for Navigations: #83661
Upgrade React from 6b70072c-20250909 to 886b3d36-20250910: #83650
Turbopack: Use readFileSync / writeFileSync for manifest writing: #83694
Upgrade React from 886b3d36-20250910 to f3a80361-20250911: #83696
Don't create client-side debug channel if the feature is disabled: #83699
fix: dev should produce the correct default fallback regex to match builds/Turbopack: #83701
[devtool] fix overlay styles are missing: #83721
Revert \"Remove clientParamParsing requirement from RDC for Navigations\": #83725
Only enable unhandledRejection filtering when opted in: #83726
Fix index data route for adapter build-complete: #83730
Remove leading underscore for unhandledRejection envvar: #83732
Upgrade React from f3a80361-20250911 to 93d7aa69-20250912: #83729
Upgrade React from 93d7aa69-20250912 to 8a8e9a7e-20250912: #83742
Fix reentrancy of unhandledRejection filtering: #83741
Fix type for unhandled rejection handler process.removeListener: #83748
[OTel] fix: Root span name should not include high cardinality URL: #75416
Turbopack: Remove matchers.reload() call on each request: #83720
[Breaking] Flat config as default in @next/eslint-plugin-next: #83763
fix: Rspack splitChunks.chunks regex: #83670
Revert \"Turbopack: Remove matchers.reload() call on each request\": #83819
fix: unstable_cache should perform blocking revalidation during ISR revalidation: #83820
fix(Rspack): resolve HMR unresponsiveness or unexpected full reload & update dev snapshot: #83480
Allow next.config.mts for Node.js native TS resolver: #83556
chore: Ensure Import Trace starts in a newline: #83638
Development: Remove matchers.reload() on each request: #83829
Upgrade React from 8a8e9a7e-20250912 to 5e0c951b-20250916: #83850
Bump typescript 5.9.2: #83833
Allow headers, rewrites and redirects to be defined as sync functions: #83743
Turbopack: Optimize addedRoutes and removedRoutes calculation: #83840
[next-config-ts] Set Node.js native TS loader fallback flag to process.env: #83832
Development: Clarify TypescriptStatus in watcher: #83857
Upgrade sharp dependency to version ^0.34.4: #83892
Upgrade React from 5e0c951b-20250916 to 128abcfa-20250917: #83906
Add native ts resolver docs link to transpile-config: #83914
OTel: use srcPage for templates when next.route is unavailable: #83911
Remove inline CSS sourcemaps from next-devtools: #83917
Development: Move all TypeScript related work in watcher together: #83912
[Cache Components] Allow sync IO inside console methods : #83843
Upgrade React from 128abcfa-20250917 to 84af9085-20250917: #83959
Build: Add .next/trace-build with high level trace: #83949
Remove force writing **/*.mts to tsconfig: #83967
feat: Isolate dev build from prod: #83961
Remove JS size reporting from next build: #83815
Docs/workspace setup: #83490
Turbopack: support import ... with {type: \"bytes\"}: #83896
fix: error overlay not closing when backdrop clicked: #83981
Upgrade React from 84af9085-20250917 to d415fd3e-20250919: #84003
fix: worker logs should still support color: #84024
Update font data: #84005
Allow passing port to next internal trace: #83907
Turbopack: error when importing Typescript in node_modules: #83990
Turbopack: Deterministic builds (prerender-manifest, .next/package.json, ./next/postcss.js): #84081
Turbopack: Fix babel-loader (allowing built-in or manual configuration): #82676
[Cache Components] allow using headers() in runtime prefetches: #83838
[Breaking] Remove deprecated publicRuntimeConfig and serverRuntimeConfig: #83944
Turbopack: mode to disable tracing: #83683
babel-loader: Fix a few issues with config caching: #83973
Turbopack: Merge babel-loader and react-compiler configuration logic to avoid running babel twice: #83502
[breaking]: enable router scroll optimization by default: #84102
Fix layout for ssgPageRoutes in the file tree: #84104
Turbopack: Remove useless 'default' built-in webpack loader condition: #84111
Fix: Client should auto reload after server restarts: #83971
trace-build: Add missing spans: #84080
Development: Remove TypeScript from the hot path during bootup: #84090
Guide users to experimental.cacheComponents config: #84121
Development: Only load webpack when used: #84123
Turbopack: Skip loading webpack plugin: #84125
Development: Only load createEnvDefinitions when used: #83935
BREAKING CHANGE!: bump default images.minimumCacheTTL from 1 min to 4 hours: #84105
Feat: Add Model Context Protocol (MCP) server to Next.js dev server: #84100
Upgrade React from d415fd3e-20250919 to 1eca9a27-20250922: #84093
Turbopack: Remove the deprecated .turbo config object: #84109
Flag excess properties in Next.js config with TypeScript: #84069
docs: update Security section to direct disclosures : #84156
ci: Enable experimental.isolatedDevBuild for test-experimental-dev: #84099
[turbopack] Ensure React Compiler options are based dev vs prod: #84062
Enable anonymous function naming in React Compiler: #84070
Revert \"[Breaking] Remove deprecated publicRuntimeConfig and serverRuntimeConfig (#83944)\": #84167
Fix double comma in build manifest: #84131
[turbopack] set app dir only to true when no pages entries detected: #84144
Split code-frame into separate compiled package: #84174
refactor: separate forward browser logs utils: #84151
Upgrade React from 1eca9a27-20250922 to e2332183-20250924: #84189
[Cache Components] default to filtering unhandledRejection after abort: #84192
fix: prevent URL mutation in router rewrites: #83963
fix(server): fix pages router resume router matching: #84158
Feat: get_errors MCP endpoint: #84161
Add internal environment variable for enabling React Compiler: #84176
[devtools] Disable React's default Transition indicator: #84202
Upgrade React from e2332183-20250924 to b0c1dc01-20250925: #84248
Feat: get_page_metadata MCP endpoint: #84211
feat: capture logs into logging file during development: #84183
babel-loader: Avoid calling expensive isReactCompilerRequired check when we must run Babel anyways: #84103
[mcp] expose logging: #84226
Move config.turbopack.moduleIds to config.experimental.turbopackModuleIds: #84230
Show invalid default export errors during prerendering: #84242
fix: make sure caller exists in babel preset: #84154
[mcp] allow to enable mcp server through env var: #84278
fix(metadata): make formatDetection respect true/false properly: #83924
Upgrade React from b0c1dc01-20250925 to df38ac9a-20250926: #84276
Add a --webpack flag and default --turbopack to true: #84216
fix: Update URL resolution logic to handle search parameters on root path /?foo=bar: #78262
[Breaking] Remove deprecated sync access to Dynamic APIs: #84179
Move config.turbopack.moduleIds to config.experimental.turbopackModuleIds: #84230
Show invalid default export errors during prerendering: #84242
fix: make sure caller exists in babel preset: #84154
[mcp] allow to enable mcp server through env var: #84278
fix(metadata): make formatDetection respect true/false properly: #83924
Upgrade React from b0c1dc01-20250925 to df38ac9a-20250926: #84276
Add a --webpack flag and default --turbopack to true: #84216
fix: Update URL resolution logic to handle search parameters on root path /?foo=bar: #78262
[Breaking] Remove deprecated sync access to Dynamic APIs: #84179
Turbopack: only write merged manifests when they have been changed: #84261
Turbopack: add separate turbopackPersistentCachingForBuild/ForDev flags: #84215
Revert \"Add a --webpack flag and default --turbopack to true (#84216)\": #84348
Upgrade React from df38ac9a-20250926 to d15d7fd7-20250929: #84347
Mark React Compiler integration as stable: #84220
[cna] Add reactCompiler option: #82251
Turbopack: remove canary version check for turbopackPersistentCachingForDev: #84277
[turbopack] Add support for debug_ids: #84319
Revert \"Revert \"Add a --webpack flag and default --turbopack to true (#84216)\"\": #84351
[Breaking] Remove AMP codemod: #84356
[Breaking] Remove deprecated built-in AMP: #84312
auto-enable clientParamParsing and clientSegmentCache w/ cacheComponents: #84250
[mcp] get server action tool: #84382
Revert \"Revert \"Revert \"Add a --webpack flag and default --turbopack to true (#84216)\"\"\": #84389
Update otel test assertions and pages span_name: #84393
[Breaking] Bump minimum TypeScript version to 5.1.0: #84384
Upgrade React from d15d7fd7-20250929 to ef889445-20250930: #84383
[Breaking] Remove deprecated unstable_rootParams: #84373
[metadata] remove falsy dynamicParams approach: #84405
fix: next rspack binding NextExternalsPlugin: #84303
Development: Skip route matching when there is an existing match: #84227
Revert \"auto-enable clientParamParsing and clientSegmentCache w/ cacheComponents\": #84419
Upgrade React from ef889445-20250930 to 548235db-20251001: #84416
[Breaking] Update default browserslist config: #84401
Upgrade React from 548235db-20251001 to 1bd1f01f-20251001: #84417
Allow metadataBase to be a string URL in addition to URL instance: #84297
Upgrade React from 1bd1f01f-20251001 to 86181134-20251001: #84427
[mcp] logging file should be reset for each session: #84425
Revert \"Revert \"Revert \"Revert \"Add a --webpack flag and default --turbopack to true (#84216)\"\"\"\": #84394
Optimize isMetadataRoute function: #84409
[ci]: split clientSegmentCache test runners off from experimental: #84440
[Cache Components] Fix caching in generateMetadata/generateViewport: #84228
Upgrade React from 86181134-20251001 to a757cb76-20251002: #84463
[segment cache]: fix trailingSlash handling with output: export: #84465
perf: Use a more aggressive retry loop for recursiveDelete: #84444
[Cache Components] Dim logs after prerender aborts: #84153
telemetry track mcp server usage: #84471
simplify the way we check for turbopack config to ensure we support an empty turbopack object: #84494
perf: Use synchronous IO when cleaning distDir in next dev and next build: #84472
Make turbopack the default bundler for custom servers: #84281
[segment cache]: fix interception route handling: #84497
Upgrade React from a757cb76-20251002 to 85c427d8-20251003: #84496
[segment cache]: collectSegmentData should respect experimental.staleTime config: #84520
Fix potential race condition with request ID in dev mode: #84532
[test] Enable reactDebugChannel for experimental test shards: #84533
Simplify Metadata components: #84527
Implement the updated prerender API shape: #84254
Upgrade React from 85c427d8-20251003 to 4fdf7cf2-20251003: #84499
Upgrade React from 4fdf7cf2-20251003 to c7862584-20251006: #84573
fix(Turbopack): Add better error messaging for when we can't determine Next.js root: #83918
Allow silencing unhandled rejection filter warnings and improve debugging: #84572
[MCP] Fix: Do not dedup by URL for MCP get_page_metadata: #84564
Guard createDebugChannel import by feature flag: #84604
Build: Add time to logline of every step: #84602
Upgrade React from c7862584-20251006 to a4eb2dfa-20251006: #84589
[Cache Components] Schedule work on timeouts: #84344
[dev] Define request ID for RSC requests on the client: #84605
fix(cache-tags): add /index to implicit tags and adjust revalidatePath(): #84586
Build: Highlight TypeScript and ESLint being run clearer: #84606
[Breaking] Bump sass-loader to v16: #84387
Update cases for build complete with adapters: #84361
Turbopack: delete .next folder before throwing due to \"pages/app directory must be in the same folder\": #84553
[mcp] change get-project-path to get-project-metadata: #84619
feat(next/image)!: deprecate and warn on images.domains config: #84625
feat(next/legacy/image)!: deprecate and warn on next/legacy/image usage: #84622
Turbopack: improve errors/warnings for turbopack messages: #84552
Turbopack: rename turbopackPersistentCachingForXXX to turbopackFileSystemCacheForXXX: #84632
[Segment Cache] Add refresh URL to reused default segments: #84627
[Segment Cache] Fix tests related to optimistic loading state reuse: #84498
Upgrade React from a4eb2dfa-20251006 to 3025aa39-20251007: #84613
[breaking]: enable clientSegmentCache by default: #84643
feat: Acquire a lockfile on distDir in next dev and next build: #84428
Add deprecation warning to Runtime config: #84168
[middleware]: add upper bound to cloneBodyStream: #84539
Remove automatic linting from build: #83136
Re-enable legacyBehavior and passHref on Link: #84500
[cna] Use stable React Compiler: #84660
Add codemod for middleware to proxy: #84127
Fix dynamic catchall parameter interpolation in parallel routes: #84279
feat(breaking): Hard Deprecate PPR Configuration: #84280
Deprecate middleware and recommend proxy: #84119
Put native TS resolver for next config under --experimental-next-config-strip-types flag: #84675
Fix interception route rewrites for nested dynamic routes: #84413
fix: strip NEXTSEP from interpolated pathnames: #84430
chore: Remove useless symlink resolution logic in recursive-delete.js: #84582
breaking(next/image)!: remove 16px from default images.imageSizes config: #84647
add Statsig Node Core package to Server External Packages: #84157
Remove bailed out SSG routes from the list of SSG: #83861
Revert \"[Breaking] Skip Next.js internal routes /_next in middleware\": #84697
Bump eslint-plugin-react-hooks to v7: #84669
Add refresh API to next/cache: #84666
[Breaking] Require images.localPatterns for query in Image src: #84406
[Breaking] feat(next/image)!: add support for images.dangerouslyAllowLocalIP and images.maximumRedirects: #84676
Add new updateTag API and new signature for revalidateTag: #83822
Add validation for missing default.js in parallel routes: #84702
misc: allow beta to be triggered: #84713
Fix tags check for expired/stale: #84717
tweak middlewareClientMaxBodySize handling: #84712
docs: Add more details to useLightningcss docs: #84581
Version gate migration docs link: #84740
[Cache Components] Allow hiding logs after abort: #84579
Log Compiled proxy in ...: #84746
Upgrade React from 3025aa39-20251007 to 9724e3e6-20251008: #84642
Remove unused eslint-disable directives: #84797
Use ESLint Flat Config: #84800
fix missing flight-router-state-tree header normalization: #84718
Write .next/dev/types/**/*.d.ts to default tsconfig: #84747
Upgrade React from 9724e3e6-20251008 to ead92181-20251010: #84793
[mcp] capture next config schema errors: #84832
feat: using @next/rspack-core: #84221
Upgrade React from ead92181-20251010 to d7215b49-20251013: #84850
Turbopack build: Switch to using workerthreads for process: #84818
[Cache Components] Dev - restart render on cache miss: #84088
Update font data: #84785
Fix build compile mode if pages dir does not exist in Next.js 16: #84783
improve next config schema validation errors: #84847
Upgrade React from d7215b49-20251013 to 56e84692-20251014: #84860
warnOnce for Middleware deprecation: #84862
Add codemod for Middleware API to Proxy API: #84824
Deprecate Middleware API and add Proxy API: #84764
remove clientParamParsing configuration & bundle it with cacheComponents: #84763
remove dynamicIO flag: #84872
Bump eslint-plugin-react to 7.37.0: #84876
Add nextjs condition when cacheComponents is enabled: #84843
remove rdcForNavigations configuration & bundle with cacheComponents: #84870
Convert eslint-config-next project to TypeScript: #84839
[eslint-config] [Breaking] Use Flat config by default: #84874
[Cache Components] Remove unstable prefix from unstable_cacheLife: #84877
fix: always use the safe stable stringify: #84909
[Cache Components] Fix cacheSignal in dev render: #84846
[dev-overlay] Never dedupe errors with different names or messages: #84908
Remove deprecated experimental_ppr route-level configuration: #84871
Include server latency in debug info: #84580
Fix parallel routes ignoring generateStaticParams from primary route: #84889
Revert \"Include server latency in debug info\": #84932
Development: Use process.hrtime for request time calculation: #84905
Use correct JSX runtime for library-owned JSX in React Server: #84869
Development: Implement request log time details: #84906
[Cache Components] Remove unstable prefix from unstable_cacheTag: #84880
[Cache Components] separate runtime stage in dev render: #84644
Reland \"Include server latency in debug info\": #84950
Update codemod ESLint template to Flat config: #84919
Upgrade React from 56e84692-20251014 to 93f85932-20251016: #84963
[dev] Fix Middleware and Proxy file conflict: #84965
stabilize experimental.enablePrerenderSourcemaps: #84916
Stop manually setting stacktrace limit: #84968
Turbopack: respect --profile CLI param: #84920
Relax default.tsx validation for parallel routes leaf segments: #84767
Add codemod for removing unstable_ prefix: #84974
Interception routes match from nested route navigation: #84898
[Cache Components] Allow unstable prefix for cacheLife and cacheTag: #84934
Relax default.tsx validation for parallel routes leaf segments: #84767
Add codemod for removing unstable_ prefix: #84974
Interception routes match from nested route navigation: #84898
[Cache Components] Allow unstable prefix for cacheLife and cacheTag: #84934
Add codemod for removing experimental_ppr: #84979
fix: throw error during build when invalid export for Proxy: #84886
[cache components]: prevent expired entries from being served: #84975
Delete old prefetch cache related code: #84977
docs: Deprecation of Middleware: #84710
Add rendered search to router state: #84983
[segment cache]: delay revalidation prefetch pings 300ms: #84981
Show relative path from cwd for Proxy Middleware file conflict error: #84993
[Cache Components] fix docs for cacheLife(\"seconds\"): #85004
Rename MiddlewareMatcher to ProxyMatcher: #85005
[Breaking] Rename instrumentation onRequestError context.routeType from middleware to proxy: #85006
[turbopack] Prevent accidental access to .next: #84714
fix: incorrect canonicalUrl set when using output: export: #85019
Add Activity name to route layouts and pages: #85011
Update next-lint-to-eslint-cli to support FlatCompat.config: #85026
[cache components]: move flag out of experimental: #85035
[Cache Components] When caches are disabled in dev skip the cache warmup: #85014
[Cache Components] Use canary React when only Cache Components is enabled: #85042
Turbopack: Remove unneeded warning for telemetry: #85039
[cache components] stabilize cacheLife profiles: #85050
[cache components] show when cache components is enabled in the CLI: #85047
[cache components]: show cache components enabled in DevTools: #85048
[Cache Components] correctly label IO promises in devtools: #84928
Plumbing for cache indicator: #84955
Upgrade React from 93f85932-20251016 to 1324e1bb-20251016: #84999
enable mcp server by default: #85058
Add comment that we expect the function passed to bind to be anonymous: #85070
Development: Addres comments on request log PR: #84945
Development: Implement request time for Pages Router: #85012
[cache components] add cache components indicator to dev start: #85069
cli: build partial entries --debug-build-paths arg: #85052
Turbopack: Better error for sassOptions.functions as it's unsupported: #85073
Upgrade React from 58bdc0bb-20251019 to f6a48828-20251019: #85081
[devtools]: instrument client navigation hooks for suspense devtools: #85007
Remove Segment from CacheNodeSeedData: #85080
label as Prefetch/Prefetchable depending on prefetch config: #85076
[cache components]: add 'bypass' cache indicator status: #85082
Upgrade React from f6a48828-20251019 to 2bcbf254-20251020: #85112
[cache components]: guard against setCacheStatus since its conditionally defined: #85125
warn: add deprecation warning of eslint config: #85122
add new devtools indicator loading state: #85083
Await initial Flight response before hydrating: #85124
fix(experimental.lockDistDir): Acquire the lock in dev earlier: #85116
telemetry: mcp tool call: #85120
[Turbopack] dedupe build errors: #85062
Fix subtree layout alignment for route summary in next build: #85137
[codemod] Remove runtime config when running middleware-to-proxy: #85075
[turbopack] Improve the multiple bundler flags messge to note that perhaps your package.json is the problem: #85118
Add Learn more docs to Middleware deprecation warning: #84711
[BF Cache]: skip lazyData fetch logic for inactive segments: #85142
Pass startTime to initial RSC payload stream: #85144
guard navigation use hooks for React 18: #85151
[turbopack] Don't warn on the lightning css experimental option: #84913
Turbopack: Remove redundant log line, increase delay for compiling log message: #85133
Make params and searchParams new Promises: #85158
Name \"cache\" streams for React DevTools: #85159
Use cacheMaxMemorySize config in default cache handler: #85153
Omit params to from client segments: #84883
enable experimental.routerBfCache behind cacheComponents: #84923
[Cache Components] Allow stale longer than expire in cacheLife: #85115
Update Activity names given to routes: #85155
use port zero for --inspect when forking, if used by parent: #85128
Update blocking prerender error message: #85087
Fix: CSS asset URLs broken with experimental.inlineCss: #85140
Update routes generation for build-complete: #85017
[cache components] move experimental.cacheHandlers out of experimental: #85157
Don't assign displayName to the internal Promises: #85178
Assign name to hydration stream: #85179
fix: add backwards compat for middleware → proxy field renames: #85183
[turbopack] Implement improved deobfuscation for free calls and module identifiers.: #85060
Improve Proxy invalid export error message: #84887
Fix Activity boundary names: #85185
[codemod] Install ESLint v9 if version under for next-lint-to-eslint-cli: #85182
[upgrade] Version gate adding --turbopack flag: #85180
Tweaks to blocking route error message: #85191
Remove layout-router sticky/fixed debug warning: #85193
[cache components] persist cache bypass UI until it's disabled: #85190
Only allow node runtime in proxy: #85139
logger: skip logging full element: #85194
Fix: CSS asset URLs broken with experimental.inlineCss: #85140
Update routes generation for build-complete: #85017
[cache components] move experimental.cacheHandlers out of experimental: #85157
Don't assign displayName to the internal Promises: #85178
Assign name to hydration stream: #85179
fix: add backwards compat for middleware → proxy field renames: #85183
[turbopack] Implement improved deobfuscation for free calls and module identifiers.: #85060
Improve Proxy invalid export error message: #84887
Fix Activity boundary names: #85185
[codemod] Install ESLint v9 if version under for next-lint-to-eslint-cli: #85182
[upgrade] Version gate adding --turbopack flag: #85180
Tweaks to blocking route error message: #85191
Remove layout-router sticky/fixed debug warning: #85193
[cache components] persist cache bypass UI until it's disabled: #85190
Only allow node runtime in proxy: #85139
logger: skip logging full element: #85194

Example Changes

docs: Convert relative imports to @ aliases in examples: #83813
chore: add example with oxlint: #83842
fix: correct typo 'incomming' to 'incoming' in with-mqtt-js example: #83887
chore: improve oxlint example: #83898
docs: update Dockerfile to use node:lts-alpine instead of node:18-alpine: #84229
Use Array.from to avoid @ts-ignore when copying i18n.locales: #82148
examples: Remove AMP example: #84355
[docs] fix(with-supabase): Update README env variables: #84745

Misc Changes

Turbopack: remove css_environment from Environment: #83487
Turbopack: Don't add client_runtime_entries to Route Handler compilation: #83655
Turbopack: Only load capsize-font-metrics once: #83654
[CI] Fix GitHub Actions matrix configuration for React versions: #83677
fix(Turbopack): Enable scope hoisting for large files or module counts: #83399
[turbopack] Lazily construct resolved::Requests for EsmAssetReference: #83662
Update content-security-policy.mdx, fix development environment error: #83665
tests: disable flaky deployment test while investigating upstream: #83705
[test] Update snapshots for Rspack + React 18: #83712
Docs/sep paper cuts: #83689
[Turbopack] Remove ssr-data module context: #83626
CI: use KV for test timing data: #83745
Emit build error when 'use cache' directive is misspelled: #83756
docs(metadata): align default function export name with file name: #83796
[turbopack] Remove the should_track_children parameter of the turbo tasks backend: #83258
docs(data-security): add bun package manager example: #83735
Update next-intlayer reference in i18n doc: #83761
Update Rspack production test manifest: #83790
Update Rspack development test manifest: #83791
Turbopack: chunking debugging utilities: #83801
Removed link to maintain text consistency: #83644
Turbopack: rename some fields in fs: #83808
Turbopack: validate CSS without computing all paths: #83810
[test] Disable flaky navigation test: #83828
docs: Type narrowing using LayoutProps, PageProps: #83692
docs: implications of mutating cookies in server actions: #83691
Only retry if canary fails on required jobs: #83851
docs: Fix self-referential link to Middleware in middleware.mdx: #83854
Update Rspack production test manifest: #83826
Update generate-metadata.mdx: #81853
Turbopack: remove lazy invalidated tasks: #83845
Turbopack: remove Backend TaskState: #83846
Turbopack: don't recompute empty parse results: #83883
Turbopack: delete broken hmr benchmark: #83882
Turbopack: only generate error string in error case: #83884
docs: the as prop is still available in Pages Router: #83864
Turbopack: map_module_batch: #83885
Turbopack: Change run once signature to avoid exposing TaskId: #83844
docs: Update command to use npx for tracing files: #83903
Turbopack: ModuleGraphRef: #83890
Update Rspack development test manifest: #83876
Turbopack: make graph traversal sync: #83891
chore: Fix test snapshot: #83901
Update Rspack production test manifest: #83877
docs: add next.config.ts Node.js native resolver: #83561
Turbopack: add turbo_tasks::run to run in turbo tasks scope without a task: #83847
Turbopack: fix double codegen of some merged modules: #83886
Turbopack: add traces to merged module computation: #83908
Turbopack: RuleCondition support resourceQuery contains: #83468
fix: add the missing comma in the document example: #83932
Turbopack: Document the reasons for the current design of parse_segment_config_from_source: #83919
Turbopack: extract parse_source_map_comment: #83938
Turbopack: enable nodelay for node.js pool socket: #83942
feat: next-rspack-binding: #82811
Only send notification if canary fails on required jobs: #83953
Turbopack: allow to read State from turbo_tasks::run: #83955
Fix conclusion check for retry_test workflow: #83960
Add Descope to Auth libraries list: #83968
[turbopack] Track task durations in the task_statistics file: #83522
[turbopack] Remove the issue_path feature and related functionality: #83920
Turbopack: use turbo_tasks::run in next.js to avoid task memory leak: #83848
Update Rspack production test manifest: #83934
Update Rspack development test manifest: #83933
Turbopack: add test case that checks memory leak: #83849
Turbopack: read project strongly consistent in project_update: #83974
Fix output comparison when checking conclusion of required jobs: #83986
Turbopack: JsAnalyzer parse AssignExpr: #83962
Turbopack: less eager manifest generation: #83736
Turbopack: use depth as priority for merged module info: #83909
Turbopack: \"connect\" tasks in turbo_tasks::run too: #83975
Update Rspack production test manifest: #83979
Update Rspack development test manifest: #83980
Turbopack: Make transient tasks root tasks too when called in turbo_tasks::run: #83976
Turbopack: trace state changes: #83977
[turbopack] cleanup analyzer: #83983
[Turbopack] Fix AST traversal for this in function default parameters: #83746
[turbopack] Consolodate logic for visiting functions to simplify state management: #82763
[turbopack] Track the scope in which variables are assigned: #82845
[turbopack] Set liveness of exports based on assignment analysis: #82802
Turbopack: trace all state changes: #84053
docs: We have dropped the CORS example linked: #84065
docs: add pageExtensions note to Middleware and clarify default filename: #84045
Fix TypeScript type error in example code: #84041
Turbopack: fix test case and update project_update to turbo_tasks::run too: #83978
Turbopack: run tests with multiple threads: #84074
Turbopack: flush Node.js worker IPC on error: #84077
Turbopack: parallelize scope hoisting computation: #83904
Add test for JS resource size on navigation: #83731
Update Rspack development test manifest: #84061
Update Rspack production test manifest: #84060
Turbopack: Document automatic Babel config support: #84002
docs: Fix the title/path of the turbopack page on pages router: #84001
Turbopack: remove references from ChunkData: #84076
Turbopack: include availability hash in the ident of evaluated chunks groups: #84082
[turbopack] s/analyse/analyze/g: #84112
[Turbopack] avoid attaching referenced output assets to chunks: #75933
fix(docs): Fix links in UPGRADING.md: #84114
docs: improve dynamic routes example in project structure page: #84086
docs: onRequestError request header type: #83988
Turbopack: Improve persistent caching test case: #83205
Turbopack: add more details to the graph panic: #84126
docs: Cookies store access is async: #83987
Bump Rust to nightly-2025-09-21: #83415
Upgrade CodSpeed action and add analyzer benchmarks: #84135
Turbopack: fix run_once when returning error: #84142
[turbopack] Conditionally collect affecting sources: #83921
Turbopack: slightly improve resolve_source_map_sources: #84147
Turbopack: RawEcmascriptModule: #81806
Turbopack: add more details to the graph panic: #84143
test: split app-middleware test per describe: #84130
Update Rspack development test manifest: #84117
script: improve release log generation: #83686
Turbopack: split task_execution_completed into multiple methods: #84170
Turbopack: only generate field if spans are enabled: #84184
Turbopack: support more dynamic request with import map: #84178
[turbopack] defer a value_to_string operation until we need it: #84188
Update Rspack production test manifest: #84165
Revert \"[turbopack] Set liveness of exports based on assignment ana…: #84207
Turbopack: increase retry duration, reduce busy looping when there is other work: #84171
Turbopack: Try to avoid block_in_place in scope: #84172
[turbopack] Remove some bitmap clones: #84193
Turbopack: lazier manifests, part deux: #84191
Turbopack: avoid panic on updating output when a task was cancelled: #84214
docs: nav_title for long unbroken words: #84233
Turbopack: Use RawValue for mappings inside SourceMapJson: #84208
Update Rspack development test manifest: #84218
Turbopack: fix NFT of readFileSync of relative path: #84155
Turbopack: improve references benchmark: #84223
Update Rspack production test manifest: #84217
Turbopack: drop ASTs when only tracing: #84185
docs: Include more detailed instructions on excluding from common AV solutions, including macOS Gatekeeper: #84206
Turbopack: trace fs-extra calls: #84246
[test] Overhaul Undefined default export test suite: #84235
Turbopack: Scope with work queue: #84225
[test] Make Undefined default export an e2e test suite: #84240
[turbopack] Conditionally create pages router data endpoints.: #84194
Turbopack: parallel connect children: #84173
Turbopack: count turbo_tasks::run as foreground tasks to avoid being idle: #84245
Turbopack: make persistent caching log line more clear: #84262
Turbopack: make tracing nicer: #84263
docs:Small improvement on the contribution guide for clarity: #84200
Turbopack: Remove not-very-useful \"Finished writing to disk in\" log line: #84244
Turbopack: follow up changes from parallel children: #84219
[turbopack] Simplify take_issues and peek issues: #84199
Update Rspack development test manifest: #84260
Update Rspack production test manifest: #84259
Turbopack: Scope with work queue: #84225
[test] Make Undefined default export an e2e test suite: #84240
[turbopack] Conditionally create pages router data endpoints.: #84194
Turbopack: parallel connect children: #84173
Turbopack: count turbo_tasks::run as foreground tasks to avoid being idle: #84245
Turbopack: make persistent caching log line more clear: #84262
Turbopack: make tracing nicer: #84263
docs:Small improvement on the contribution guide for clarity: #84200
Turbopack: Remove not-very-useful \"Finished writing to disk in\" log line: #84244
Turbopack: follow up changes from parallel children: #84219
[turbopack] Simplify take_issues and peek issues: #84199
Update Rspack development test manifest: #84260
Update Rspack production test manifest: #84259
[test] Ignore pnpm update notifier: #84328
[test] Stop downloading unused test browsers when generating PR stats: #84329
docs: remove repeated to: #84325
Turbopack: Use more robust logic for absolute and percent-encoded URLs in source maps received from loaders: #84255
Turbopack: only replace edge dynamic calls in dev: #84354
[turbopack] Remove a bunch of dead code from the source map implementation: #84318
Turbopack: prevent duplicate NFT modules: #84369
docs: Remove AMP docs: #84357
docs: Type helpers don't need to be imported: #84265
Turbopack: Add docs for debugIds option: #84375
Remove references to size metrics in next build from our docs: #83823
Bump to swc v42: #83477
Turbopack: skip invalidating a task on cell/output change when the dependency is outdated: #84376
Turbopack: trace module.createRequire: #84335
Update failing e2e deploy tests: #84395
Turbopack: Webpack loader this.fs.readFile: #83313
Improve tests: #84374
Revamp Next.js boilerplate: #81945
Add test for twoslash: #84267
Docs/project structure polish: #84386
Bump to swc v44: #84420
Turbopack: don't fail for parse errors in tracing: #84408
Update Rspack development test manifest: #84365
Update Rspack production test manifest: #84366
[ci]: remove PPR-specific CI jobs: #84439
docs: Verbose troubleshooting for unconfigured hosts: #84271
Update Rspack production test manifest: #84398
Add gt-next to i18n list: #84396
[ci]: fix build-output-prerender to support segment cache env: #84467
[ci]: fix app-static snapshots with clientSegmentCache: #84468
Turbopack: Only benchmark file IO on next dev: #84474
Turbopack: improve incremental build performance when deployment id changes: #84460
fix: Missing link in Lazy Loading docs: #84473
docs: simplify streaming metadata: #84253
make withRspack idempotent: #84482
Turbopack: Use strongly consistent reads in random_change unit test: #84505
Update Rspack development test manifest: #84480
Update Rspack production test manifest: #84481
[ci]: remove test from segment cache manifest: #84507
[ci]: de-flake client cache test: #84517
Revert \"Turbopack: skip invalidating a task on cell/output change when the dependency is outdated\": #84526
next mcp router
Revert \"next mcp router\"
test: Use nextTestSetup in scss tests: #84501
[turbopack[ Use the configured hasher to implementh Hash for AutoMap and AutoSet: #84542
Turbopack: debug ids for server chunks: #84557
CI: Enable experimental.isolatedDevBuild for test-unit: #84559
[test]: convert prefetching tests to be segmentCache compatible: #84521
CI: Enable experimental.isolatedDevBuild for test-prod: #84556
Add .next/dev/types to CNA templates tsconfig include: #84566
CI: Enable experimental.isolatedDevBuild for test-integration: #84558
Update Rspack development test manifest: #84548
Add a webpack flag to create next app. Ensure that if you set it or decline turbopack we set the --webpack flag on the generated project: #84476
Update Rspack production test manifest: #84549
CI: Enable experimental.isolatedDevBuild for test-dev: #84562
[test] Unflake static image test: #84535
Turbopack: Lower the IO concurrency limit in CI tests: #84508
Add documentation for experimental adapters handling: #83737
Turbopack: improve next/dynamic eventual consistentcy: #84560
fix hidden errors in router-act: #84603
fix(cna): use correct postcss plugins syntax: #79949
Turbopack: absolute requests in webpack loader: #84575
Update Rspack development test manifest: #84592
Update Rspack production test manifest: #84593
Turbopack: Remove workaround in hyper for rustc miscompilation bug on macos intel: #84578
Turbopack: add manual worker count override: #84454
Turbopack: don't ignore TS parse errors: #84597
Add middleware to routes order doc: #84618
[create-next-app]: prompt to use recommended options: #84570
Update labeler: #84623
Turbopack: use mmap advise to help the OS preloading: #84379
Turbopack: skip invalidating a task on cell/output change when the dependency is outdated: #84551
Turbopack: follow-up changes from untracked tracing: #84629
Turbopack: sourcemaps for JSON modules: #84611
Turbopack: avoid race condition when updating cells: #84598
docs: update core documentation for Turbopack as default bundler: #84282
Update Rspack development test manifest: #84631
[turbopack] Only send the filesystem caching timing messages for slow events: #84646
docs: experimental.isolatedDevBuild: #84656
docs: add note clarifying project root in monorepo: #84628
Fix flakey overlay feedback test: #84662
[ci]: update flake detection to only run in Turbopack: #84659
[ci]: move router-act to top level testing utils: #84653
[tests]: de-flake client-cache.parallel-routes.test.ts: #84655
[create-next-app]: add eslint to default template: #84661
Update Rspack production test manifest: #84630
[test] Assert on stable error codes: #84671
Turbopack: convert HashMap to IndexMap for deterministic tasks: #84641
Add note about $ACTION_ properties, remove reference to .entries(): #84459
Fix typo on welcome page: #84715
Rspack: Fix lockfile test on rspack: #84707
[turbopack] Emit a warning when there are too many matches from a FileSourceReference: #84701
Update beta tag: #84725
[next-codemod] fix: Set codemod version to the first introduced version: #84726
[next-upgrade] misc: update comment: #84727
Turbopack: use vector instead of hash map: #84696
Revert \"docs: nav_title for long unbroken words (#84233)\": #84346
[turbopack] tweak the doc on the inner graph optimization: #84752
[turbopack] Fix a few references to caching configuration as it is no longer canary guarded: #84761
Add 16.0.0-beta.0 to next/third-parties peerDeps: #84741
[eslint-plugin] Remove eslint-v8 testing: #84721
Update Rspack production test manifest: #84729
Update Rspack development test manifest: #84730
fix: release next-rspack ci: #84673
[cna] Preserve existing config option when enabling React Compiler: #84663
Prevent failing types-and-precompiled from corrupting terminal output: #84799
Update test/CNA templates React version to 19.2.0: #84736
Turbopack: use the same serialization method for lookup as for storing: #84765
Turbopack: update petgraph: #84757
[turbopack] Issue 'too many matches' warning for DirAssets also: #84768
Revert \"Fix flakey overlay feedback test\": #84819
[test]: de-flake client-cache.original.test.ts: #84831
[ci]: set NEXT_TEST_VERSION to release tag for deploy tests: #84840
docs: soft 404's, Suspense and loading.tsx: #83867
[turbopack] Discuss Core Web vitals in our bundle size gap docs: #84837
[turbopack] document missing webpack loader features: #84849
[turbopack] fix typo in docs: #84868
[turbopack] Remove the implementation of TaskInput from AutoSet: #84867
Update turborepo env in workflows: #84879
Turbopack: take task cache log before starting snapshot: #84755
Turbopack: allow gzip compression on trace files: #84685
Turbopack: process task result as part of the task completion: #84638
Add test for eslint-config-next: #84838
Turbopack: lower level drop collectibles: #84895
docs: next/dynamic headings: #84492
Turbopack: expose client static assets correctly: #84695
Turbopack: better errors for strip_prefix_len: #84882
Turbopack: improve missing factory message: #84881
CNA: Update template to use ESLint Flat config: #84917
fix: process.env.TURBOPACK maybe undefined: #84885
Turbopack: fix spacing on EcmascriptModuleAssetType: #84915
Update Rspack development test manifest: #84890
Update Rspack production test manifest: #84891
Fix url-imports test: #84922
Turbopack: fix pageExtensions precedence: #84926
Turbopack: fix client reference order for shared references: #84760
Turbopack: turn panic into bail: #84927
Docs/sync with new features 0: #84861
Turbopack: transpile runtime with swc: #84931
docs: x-nextjs-stale-time header: #84901
docs: Templates on navigation: #84493
Docs/sync with new features 0: #84861
Turbopack: transpile runtime with swc: #84931
docs: x-nextjs-stale-time header: #84901
docs: Templates on navigation: #84493
chore: Attempt to fix ppr-partial-hydration flakiness: #84672
Update Rspack production test manifest: #84939
Turbopack: rename Persistent Caching: #84896
Turbopack: Add ChunkedVec test case: #84756
docs: Add missing codemod docs: #84980
Update prefetching.mdx providing more clarity on the usage of router.prefetch(): #84903
docs: getting started installation and next lint removal: #84781
docs: Split \"Get Started: Route Handlers and Middleware\" to Route Handlers and Proxy: #84708
docs: Replace Middleware docs to Proxy: #84709
chore: Remove redundant copy of rust reqwest crate: #84982
[turbopack] Allow withRspack to work even if you already have NEXT_RSPACK set: #84987
Turbopack: Track errored tasks as dependency when using untracked(): #84914
Turbopack: shard amount need to grow quadratic to cpu count to keep propability of conflicts constant: #84921
Turbopack: fix race condition when adding dependencies: #84946
Turbopack: make tracing warning not fail build: #85032
[ci]: increase number of runners for test jobs: #85049
add a message about Turbopack tracing: #85044
Turbopack: Implement next/font/local declarations option: #85051
docs: experimentalClientMaxBodySize: #85105
Docs: Add --debug-build-paths next build option: #85097
Docs: Add note on tag limits for cacheTag: #85106
docs: no switcher for TS only examples: #85109
fix: Handle non-directory files in cache folder when performing cleanup: #84930
Turbopack: Suggest using system certs when a TLS error occurs: #85009
[turbopack] Try to fix v8 crashes on github actions: #85114
docs: Update to Zod v4 syntax: #84807
Docs: Add version history for next lint deprecation and update error message: #85100
Turbopack: improve module evaluation name: #84633
[test] Current behavior of dynamic APIs integration with React DevTools: #85111
[Cache Components] fix env labels in perf track test: #85132
Turbopack: Disable LightningCSS MediaRangeSyntax feature: #85086
Don't expliclitly set the --turbopack flag in Create Next App, it is no longer necessary: #85117
[turbopack] Remove the canary icon from the cache components docs: #85149
Bump swc to v45: #85143
[test] Fix test-dev with --projects: #85167
[test] Update snapshots: #85171
docs: mcp: #85010
Docs: Explain Sass tilde import difference: #85041
Turbopack: don't fail on export type in use server: #85054
Turbopack: speedup module merging: #85043
docs: remove experimental_ppr route segment config: #85188
Rename \"blocking route\" error docs page: #85189
docs: upgrade from 15 to 16: #85176
Docs: Explain Sass tilde import difference: #85041
Turbopack: don't fail on export type in use server: #85054
Turbopack: speedup module merging: #85043
docs: remove experimental_ppr route segment config: #85188
Rename \"blocking route\" error docs page: #85189
docs: upgrade from 15 to 16: #85176

Credits

Huge thanks to @mischnic, @timneutkens, @unstubbable, @wyattjoh, @Cy-Tek, @lukesandberg, @OoMNoO, @ztanner, @icyJoseph, @huozhi, @gnoff, @ijjk, @povilasv, @dwrth, @obendev, @aymericzip, @devjiwonchoi, @SyMind, @vercel-release-bot, @Shireee, @eps1lon, @dharun36, @kachkaev, @bgw, @yousefdawood7, @TheAlexLichter, @sokra, @ericx0099, @leerob, @Copilot, @fireairforce, @fufuShih, @anvibanga, @hayes, @Milancen123, @martinfrancois, @lubieowoce, @gaojude, @lachlanjc, @liketiger, @styfle, @aaronbrown-vercel, @Samii2383, @FelipeChicaiza, @kevva, @m1abdullahh, @F7b5, @Anshuman71, @RobertFent, @poteto, @chloe-yan, @sireesha-siri, @brian-lou, @joao4xz, @stefanprobst, @samselikoff, @acdlite, @gwkline, @bgub, @brock-statsig, @karlhorky, @feedthejim, @CarloQuick, @greguintow, @hallucinogenizer, @sebmarkbage, @delbaoliveira, @makandrr, @seeplusplus, and @serhalp for helping!

", "contentSnippet": "Tip\nCheck out our Next v16 Blog Post to learn more about this release.\nCore Changes\nDevelopment: Don't import app-router / hot-reloader through next/link in application code: #83656\nRemove clientParamParsing requirement from RDC for Navigations: #83661\nUpgrade React from 6b70072c-20250909 to 886b3d36-20250910: #83650\nTurbopack: Use readFileSync / writeFileSync for manifest writing: #83694\nUpgrade React from 886b3d36-20250910 to f3a80361-20250911: #83696\nDon't create client-side debug channel if the feature is disabled: #83699\nfix: dev should produce the correct default fallback regex to match builds/Turbopack: #83701\n[devtool] fix overlay styles are missing: #83721\nRevert \"Remove clientParamParsing requirement from RDC for Navigations\": #83725\nOnly enable unhandledRejection filtering when opted in: #83726\nFix index data route for adapter build-complete: #83730\nRemove leading underscore for unhandledRejection envvar: #83732\nUpgrade React from f3a80361-20250911 to 93d7aa69-20250912: #83729\nUpgrade React from 93d7aa69-20250912 to 8a8e9a7e-20250912: #83742\nFix reentrancy of unhandledRejection filtering: #83741\nFix type for unhandled rejection handler process.removeListener: #83748\n[OTel] fix: Root span name should not include high cardinality URL: #75416\nTurbopack: Remove matchers.reload() call on each request: #83720\n[Breaking] Flat config as default in @next/eslint-plugin-next: #83763\nfix: Rspack splitChunks.chunks regex: #83670\nRevert \"Turbopack: Remove matchers.reload() call on each request\": #83819\nfix: unstable_cache should perform blocking revalidation during ISR revalidation: #83820\nfix(Rspack): resolve HMR unresponsiveness or unexpected full reload & update dev snapshot: #83480\nAllow next.config.mts for Node.js native TS resolver: #83556\nchore: Ensure Import Trace starts in a newline: #83638\nDevelopment: Remove matchers.reload() on each request: #83829\nUpgrade React from 8a8e9a7e-20250912 to 5e0c951b-20250916: #83850\nBump typescript 5.9.2: #83833\nAllow headers, rewrites and redirects to be defined as sync functions: #83743\nTurbopack: Optimize addedRoutes and removedRoutes calculation: #83840\n[next-config-ts] Set Node.js native TS loader fallback flag to process.env: #83832\nDevelopment: Clarify TypescriptStatus in watcher: #83857\nUpgrade sharp dependency to version ^0.34.4: #83892\nUpgrade React from 5e0c951b-20250916 to 128abcfa-20250917: #83906\nAdd native ts resolver docs link to transpile-config: #83914\nOTel: use srcPage for templates when next.route is unavailable: #83911\nRemove inline CSS sourcemaps from next-devtools: #83917\nDevelopment: Move all TypeScript related work in watcher together: #83912\n[Cache Components] Allow sync IO inside console methods : #83843\nUpgrade React from 128abcfa-20250917 to 84af9085-20250917: #83959\nBuild: Add .next/trace-build with high level trace: #83949\nRemove force writing **/*.mts to tsconfig: #83967\nfeat: Isolate dev build from prod: #83961\nRemove JS size reporting from next build: #83815\nDocs/workspace setup: #83490\nTurbopack: support import ... with {type: \"bytes\"}: #83896\nfix: error overlay not closing when backdrop clicked: #83981\nUpgrade React from 84af9085-20250917 to d415fd3e-20250919: #84003\nfix: worker logs should still support color: #84024\nUpdate font data: #84005\nAllow passing port to next internal trace: #83907\nTurbopack: error when importing Typescript in node_modules: #83990\nTurbopack: Deterministic builds (prerender-manifest, .next/package.json, ./next/postcss.js): #84081\nTurbopack: Fix babel-loader (allowing built-in or manual configuration): #82676\n[Cache Components] allow using headers() in runtime prefetches: #83838\n[Breaking] Remove deprecated publicRuntimeConfig and serverRuntimeConfig: #83944\nTurbopack: mode to disable tracing: #83683\nbabel-loader: Fix a few issues with config caching: #83973\nTurbopack: Merge babel-loader and react-compiler configuration logic to avoid running babel twice: #83502\n[breaking]: enable router scroll optimization by default: #84102\nFix layout for ssgPageRoutes in the file tree: #84104\nTurbopack: Remove useless 'default' built-in webpack loader condition: #84111\nFix: Client should auto reload after server restarts: #83971\ntrace-build: Add missing spans: #84080\nDevelopment: Remove TypeScript from the hot path during bootup: #84090\nGuide users to experimental.cacheComponents config: #84121\nDevelopment: Only load webpack when used: #84123\nTurbopack: Skip loading webpack plugin: #84125\nDevelopment: Only load createEnvDefinitions when used: #83935\nBREAKING CHANGE!: bump default images.minimumCacheTTL from 1 min to 4 hours: #84105\nFeat: Add Model Context Protocol (MCP) server to Next.js dev server: #84100\nUpgrade React from d415fd3e-20250919 to 1eca9a27-20250922: #84093\nTurbopack: Remove the deprecated .turbo config object: #84109\nFlag excess properties in Next.js config with TypeScript: #84069\ndocs: update Security section to direct disclosures : #84156\nci: Enable experimental.isolatedDevBuild for test-experimental-dev: #84099\n[turbopack] Ensure React Compiler options are based dev vs prod: #84062\nEnable anonymous function naming in React Compiler: #84070\nRevert \"[Breaking] Remove deprecated publicRuntimeConfig and serverRuntimeConfig (#83944)\": #84167\nFix double comma in build manifest: #84131\n[turbopack] set app dir only to true when no pages entries detected: #84144\nSplit code-frame into separate compiled package: #84174\nrefactor: separate forward browser logs utils: #84151\nUpgrade React from 1eca9a27-20250922 to e2332183-20250924: #84189\n[Cache Components] default to filtering unhandledRejection after abort: #84192\nfix: prevent URL mutation in router rewrites: #83963\nfix(server): fix pages router resume router matching: #84158\nFeat: get_errors MCP endpoint: #84161\nAdd internal environment variable for enabling React Compiler: #84176\n[devtools] Disable React's default Transition indicator: #84202\nUpgrade React from e2332183-20250924 to b0c1dc01-20250925: #84248\nFeat: get_page_metadata MCP endpoint: #84211\nfeat: capture logs into logging file during development: #84183\nbabel-loader: Avoid calling expensive isReactCompilerRequired check when we must run Babel anyways: #84103\n[mcp] expose logging: #84226\nMove config.turbopack.moduleIds to config.experimental.turbopackModuleIds: #84230\nShow invalid default export errors during prerendering: #84242\nfix: make sure caller exists in babel preset: #84154\n[mcp] allow to enable mcp server through env var: #84278\nfix(metadata): make formatDetection respect true/false properly: #83924\nUpgrade React from b0c1dc01-20250925 to df38ac9a-20250926: #84276\nAdd a --webpack flag and default --turbopack to true: #84216\nfix: Update URL resolution logic to handle search parameters on root path /?foo=bar: #78262\n[Breaking] Remove deprecated sync access to Dynamic APIs: #84179\nMove config.turbopack.moduleIds to config.experimental.turbopackModuleIds: #84230\nShow invalid default export errors during prerendering: #84242\nfix: make sure caller exists in babel preset: #84154\n[mcp] allow to enable mcp server through env var: #84278\nfix(metadata): make formatDetection respect true/false properly: #83924\nUpgrade React from b0c1dc01-20250925 to df38ac9a-20250926: #84276\nAdd a --webpack flag and default --turbopack to true: #84216\nfix: Update URL resolution logic to handle search parameters on root path /?foo=bar: #78262\n[Breaking] Remove deprecated sync access to Dynamic APIs: #84179\nTurbopack: only write merged manifests when they have been changed: #84261\nTurbopack: add separate turbopackPersistentCachingForBuild/ForDev flags: #84215\nRevert \"Add a --webpack flag and default --turbopack to true (#84216)\": #84348\nUpgrade React from df38ac9a-20250926 to d15d7fd7-20250929: #84347\nMark React Compiler integration as stable: #84220\n[cna] Add reactCompiler option: #82251\nTurbopack: remove canary version check for turbopackPersistentCachingForDev: #84277\n[turbopack] Add support for debug_ids: #84319\nRevert \"Revert \"Add a --webpack flag and default --turbopack to true (#84216)\"\": #84351\n[Breaking] Remove AMP codemod: #84356\n[Breaking] Remove deprecated built-in AMP: #84312\nauto-enable clientParamParsing and clientSegmentCache w/ cacheComponents: #84250\n[mcp] get server action tool: #84382\nRevert \"Revert \"Revert \"Add a --webpack flag and default --turbopack to true (#84216)\"\"\": #84389\nUpdate otel test assertions and pages span_name: #84393\n[Breaking] Bump minimum TypeScript version to 5.1.0: #84384\nUpgrade React from d15d7fd7-20250929 to ef889445-20250930: #84383\n[Breaking] Remove deprecated unstable_rootParams: #84373\n[metadata] remove falsy dynamicParams approach: #84405\nfix: next rspack binding NextExternalsPlugin: #84303\nDevelopment: Skip route matching when there is an existing match: #84227\nRevert \"auto-enable clientParamParsing and clientSegmentCache w/ cacheComponents\": #84419\nUpgrade React from ef889445-20250930 to 548235db-20251001: #84416\n[Breaking] Update default browserslist config: #84401\nUpgrade React from 548235db-20251001 to 1bd1f01f-20251001: #84417\nAllow metadataBase to be a string URL in addition to URL instance: #84297\nUpgrade React from 1bd1f01f-20251001 to 86181134-20251001: #84427\n[mcp] logging file should be reset for each session: #84425\nRevert \"Revert \"Revert \"Revert \"Add a --webpack flag and default --turbopack to true (#84216)\"\"\"\": #84394\nOptimize isMetadataRoute function: #84409\n[ci]: split clientSegmentCache test runners off from experimental: #84440\n[Cache Components] Fix caching in generateMetadata/generateViewport: #84228\nUpgrade React from 86181134-20251001 to a757cb76-20251002: #84463\n[segment cache]: fix trailingSlash handling with output: export: #84465\nperf: Use a more aggressive retry loop for recursiveDelete: #84444\n[Cache Components] Dim logs after prerender aborts: #84153\ntelemetry track mcp server usage: #84471\nsimplify the way we check for turbopack config to ensure we support an empty turbopack object: #84494\nperf: Use synchronous IO when cleaning distDir in next dev and next build: #84472\nMake turbopack the default bundler for custom servers: #84281\n[segment cache]: fix interception route handling: #84497\nUpgrade React from a757cb76-20251002 to 85c427d8-20251003: #84496\n[segment cache]: collectSegmentData should respect experimental.staleTime config: #84520\nFix potential race condition with request ID in dev mode: #84532\n[test] Enable reactDebugChannel for experimental test shards: #84533\nSimplify Metadata components: #84527\nImplement the updated prerender API shape: #84254\nUpgrade React from 85c427d8-20251003 to 4fdf7cf2-20251003: #84499\nUpgrade React from 4fdf7cf2-20251003 to c7862584-20251006: #84573\nfix(Turbopack): Add better error messaging for when we can't determine Next.js root: #83918\nAllow silencing unhandled rejection filter warnings and improve debugging: #84572\n[MCP] Fix: Do not dedup by URL for MCP get_page_metadata: #84564\nGuard createDebugChannel import by feature flag: #84604\nBuild: Add time to logline of every step: #84602\nUpgrade React from c7862584-20251006 to a4eb2dfa-20251006: #84589\n[Cache Components] Schedule work on timeouts: #84344\n[dev] Define request ID for RSC requests on the client: #84605\nfix(cache-tags): add /index to implicit tags and adjust revalidatePath(): #84586\nBuild: Highlight TypeScript and ESLint being run clearer: #84606\n[Breaking] Bump sass-loader to v16: #84387\nUpdate cases for build complete with adapters: #84361\nTurbopack: delete .next folder before throwing due to \"pages/app directory must be in the same folder\": #84553\n[mcp] change get-project-path to get-project-metadata: #84619\nfeat(next/image)!: deprecate and warn on images.domains config: #84625\nfeat(next/legacy/image)!: deprecate and warn on next/legacy/image usage: #84622\nTurbopack: improve errors/warnings for turbopack messages: #84552\nTurbopack: rename turbopackPersistentCachingForXXX to turbopackFileSystemCacheForXXX: #84632\n[Segment Cache] Add refresh URL to reused default segments: #84627\n[Segment Cache] Fix tests related to optimistic loading state reuse: #84498\nUpgrade React from a4eb2dfa-20251006 to 3025aa39-20251007: #84613\n[breaking]: enable clientSegmentCache by default: #84643\nfeat: Acquire a lockfile on distDir in next dev and next build: #84428\nAdd deprecation warning to Runtime config: #84168\n[middleware]: add upper bound to cloneBodyStream: #84539\nRemove automatic linting from build: #83136\nRe-enable legacyBehavior and passHref on Link: #84500\n[cna] Use stable React Compiler: #84660\nAdd codemod for middleware to proxy: #84127\nFix dynamic catchall parameter interpolation in parallel routes: #84279\nfeat(breaking): Hard Deprecate PPR Configuration: #84280\nDeprecate middleware and recommend proxy: #84119\nPut native TS resolver for next config under --experimental-next-config-strip-types flag: #84675\nFix interception route rewrites for nested dynamic routes: #84413\nfix: strip NEXTSEP from interpolated pathnames: #84430\nchore: Remove useless symlink resolution logic in recursive-delete.js: #84582\nbreaking(next/image)!: remove 16px from default images.imageSizes config: #84647\nadd Statsig Node Core package to Server External Packages: #84157\nRemove bailed out SSG routes from the list of SSG: #83861\nRevert \"[Breaking] Skip Next.js internal routes /_next in middleware\": #84697\nBump eslint-plugin-react-hooks to v7: #84669\nAdd refresh API to next/cache: #84666\n[Breaking] Require images.localPatterns for query in Image src: #84406\n[Breaking] feat(next/image)!: add support for images.dangerouslyAllowLocalIP and images.maximumRedirects: #84676\nAdd new updateTag API and new signature for revalidateTag: #83822\nAdd validation for missing default.js in parallel routes: #84702\nmisc: allow beta to be triggered: #84713\nFix tags check for expired/stale: #84717\ntweak middlewareClientMaxBodySize handling: #84712\ndocs: Add more details to useLightningcss docs: #84581\nVersion gate migration docs link: #84740\n[Cache Components] Allow hiding logs after abort: #84579\nLog Compiled proxy in ...: #84746\nUpgrade React from 3025aa39-20251007 to 9724e3e6-20251008: #84642\nRemove unused eslint-disable directives: #84797\nUse ESLint Flat Config: #84800\nfix missing flight-router-state-tree header normalization: #84718\nWrite .next/dev/types/**/*.d.ts to default tsconfig: #84747\nUpgrade React from 9724e3e6-20251008 to ead92181-20251010: #84793\n[mcp] capture next config schema errors: #84832\nfeat: using @next/rspack-core: #84221\nUpgrade React from ead92181-20251010 to d7215b49-20251013: #84850\nTurbopack build: Switch to using workerthreads for process: #84818\n[Cache Components] Dev - restart render on cache miss: #84088\nUpdate font data: #84785\nFix build compile mode if pages dir does not exist in Next.js 16: #84783\nimprove next config schema validation errors: #84847\nUpgrade React from d7215b49-20251013 to 56e84692-20251014: #84860\nwarnOnce for Middleware deprecation: #84862\nAdd codemod for Middleware API to Proxy API: #84824\nDeprecate Middleware API and add Proxy API: #84764\nremove clientParamParsing configuration & bundle it with cacheComponents: #84763\nremove dynamicIO flag: #84872\nBump eslint-plugin-react to 7.37.0: #84876\nAdd nextjs condition when cacheComponents is enabled: #84843\nremove rdcForNavigations configuration & bundle with cacheComponents: #84870\nConvert eslint-config-next project to TypeScript: #84839\n[eslint-config] [Breaking] Use Flat config by default: #84874\n[Cache Components] Remove unstable prefix from unstable_cacheLife: #84877\nfix: always use the safe stable stringify: #84909\n[Cache Components] Fix cacheSignal in dev render: #84846\n[dev-overlay] Never dedupe errors with different names or messages: #84908\nRemove deprecated experimental_ppr route-level configuration: #84871\nInclude server latency in debug info: #84580\nFix parallel routes ignoring generateStaticParams from primary route: #84889\nRevert \"Include server latency in debug info\": #84932\nDevelopment: Use process.hrtime for request time calculation: #84905\nUse correct JSX runtime for library-owned JSX in React Server: #84869\nDevelopment: Implement request log time details: #84906\n[Cache Components] Remove unstable prefix from unstable_cacheTag: #84880\n[Cache Components] separate runtime stage in dev render: #84644\nReland \"Include server latency in debug info\": #84950\nUpdate codemod ESLint template to Flat config: #84919\nUpgrade React from 56e84692-20251014 to 93f85932-20251016: #84963\n[dev] Fix Middleware and Proxy file conflict: #84965\nstabilize experimental.enablePrerenderSourcemaps: #84916\nStop manually setting stacktrace limit: #84968\nTurbopack: respect --profile CLI param: #84920\nRelax default.tsx validation for parallel routes leaf segments: #84767\nAdd codemod for removing unstable_ prefix: #84974\nInterception routes match from nested route navigation: #84898\n[Cache Components] Allow unstable prefix for cacheLife and cacheTag: #84934\nRelax default.tsx validation for parallel routes leaf segments: #84767\nAdd codemod for removing unstable_ prefix: #84974\nInterception routes match from nested route navigation: #84898\n[Cache Components] Allow unstable prefix for cacheLife and cacheTag: #84934\nAdd codemod for removing experimental_ppr: #84979\nfix: throw error during build when invalid export for Proxy: #84886\n[cache components]: prevent expired entries from being served: #84975\nDelete old prefetch cache related code: #84977\ndocs: Deprecation of Middleware: #84710\nAdd rendered search to router state: #84983\n[segment cache]: delay revalidation prefetch pings 300ms: #84981\nShow relative path from cwd for Proxy Middleware file conflict error: #84993\n[Cache Components] fix docs for cacheLife(\"seconds\"): #85004\nRename MiddlewareMatcher to ProxyMatcher: #85005\n[Breaking] Rename instrumentation onRequestError context.routeType from middleware to proxy: #85006\n[turbopack] Prevent accidental access to .next: #84714\nfix: incorrect canonicalUrl set when using output: export: #85019\nAdd Activity name to route layouts and pages: #85011\nUpdate next-lint-to-eslint-cli to support FlatCompat.config: #85026\n[cache components]: move flag out of experimental: #85035\n[Cache Components] When caches are disabled in dev skip the cache warmup: #85014\n[Cache Components] Use canary React when only Cache Components is enabled: #85042\nTurbopack: Remove unneeded warning for telemetry: #85039\n[cache components] stabilize cacheLife profiles: #85050\n[cache components] show when cache components is enabled in the CLI: #85047\n[cache components]: show cache components enabled in DevTools: #85048\n[Cache Components] correctly label IO promises in devtools: #84928\nPlumbing for cache indicator: #84955\nUpgrade React from 93f85932-20251016 to 1324e1bb-20251016: #84999\nenable mcp server by default: #85058\nAdd comment that we expect the function passed to bind to be anonymous: #85070\nDevelopment: Addres comments on request log PR: #84945\nDevelopment: Implement request time for Pages Router: #85012\n[cache components] add cache components indicator to dev start: #85069\ncli: build partial entries --debug-build-paths arg: #85052\nTurbopack: Better error for sassOptions.functions as it's unsupported: #85073\nUpgrade React from 58bdc0bb-20251019 to f6a48828-20251019: #85081\n[devtools]: instrument client navigation hooks for suspense devtools: #85007\nRemove Segment from CacheNodeSeedData: #85080\nlabel as Prefetch/Prefetchable depending on prefetch config: #85076\n[cache components]: add 'bypass' cache indicator status: #85082\nUpgrade React from f6a48828-20251019 to 2bcbf254-20251020: #85112\n[cache components]: guard against setCacheStatus since its conditionally defined: #85125\nwarn: add deprecation warning of eslint config: #85122\nadd new devtools indicator loading state: #85083\nAwait initial Flight response before hydrating: #85124\nfix(experimental.lockDistDir): Acquire the lock in dev earlier: #85116\ntelemetry: mcp tool call: #85120\n[Turbopack] dedupe build errors: #85062\nFix subtree layout alignment for route summary in next build: #85137\n[codemod] Remove runtime config when running middleware-to-proxy: #85075\n[turbopack] Improve the multiple bundler flags messge to note that perhaps your package.json is the problem: #85118\nAdd Learn more docs to Middleware deprecation warning: #84711\n[BF Cache]: skip lazyData fetch logic for inactive segments: #85142\nPass startTime to initial RSC payload stream: #85144\nguard navigation use hooks for React 18: #85151\n[turbopack] Don't warn on the lightning css experimental option: #84913\nTurbopack: Remove redundant log line, increase delay for compiling log message: #85133\nMake params and searchParams new Promises: #85158\nName \"cache\" streams for React DevTools: #85159\nUse cacheMaxMemorySize config in default cache handler: #85153\nOmit params to from client segments: #84883\nenable experimental.routerBfCache behind cacheComponents: #84923\n[Cache Components] Allow stale longer than expire in cacheLife: #85115\nUpdate Activity names given to routes: #85155\nuse port zero for --inspect when forking, if used by parent: #85128\nUpdate blocking prerender error message: #85087\nFix: CSS asset URLs broken with experimental.inlineCss: #85140\nUpdate routes generation for build-complete: #85017\n[cache components] move experimental.cacheHandlers out of experimental: #85157\nDon't assign displayName to the internal Promises: #85178\nAssign name to hydration stream: #85179\nfix: add backwards compat for middleware → proxy field renames: #85183\n[turbopack] Implement improved deobfuscation for free calls and module identifiers.: #85060\nImprove Proxy invalid export error message: #84887\nFix Activity boundary names: #85185\n[codemod] Install ESLint v9 if version under for next-lint-to-eslint-cli: #85182\n[upgrade] Version gate adding --turbopack flag: #85180\nTweaks to blocking route error message: #85191\nRemove layout-router sticky/fixed debug warning: #85193\n[cache components] persist cache bypass UI until it's disabled: #85190\nOnly allow node runtime in proxy: #85139\nlogger: skip logging full element: #85194\nFix: CSS asset URLs broken with experimental.inlineCss: #85140\nUpdate routes generation for build-complete: #85017\n[cache components] move experimental.cacheHandlers out of experimental: #85157\nDon't assign displayName to the internal Promises: #85178\nAssign name to hydration stream: #85179\nfix: add backwards compat for middleware → proxy field renames: #85183\n[turbopack] Implement improved deobfuscation for free calls and module identifiers.: #85060\nImprove Proxy invalid export error message: #84887\nFix Activity boundary names: #85185\n[codemod] Install ESLint v9 if version under for next-lint-to-eslint-cli: #85182\n[upgrade] Version gate adding --turbopack flag: #85180\nTweaks to blocking route error message: #85191\nRemove layout-router sticky/fixed debug warning: #85193\n[cache components] persist cache bypass UI until it's disabled: #85190\nOnly allow node runtime in proxy: #85139\nlogger: skip logging full element: #85194\nExample Changes\ndocs: Convert relative imports to @ aliases in examples: #83813\nchore: add example with oxlint: #83842\nfix: correct typo 'incomming' to 'incoming' in with-mqtt-js example: #83887\nchore: improve oxlint example: #83898\ndocs: update Dockerfile to use node:lts-alpine instead of node:18-alpine: #84229\nUse Array.from to avoid @ts-ignore when copying i18n.locales: #82148\nexamples: Remove AMP example: #84355\n[docs] fix(with-supabase): Update README env variables: #84745\nMisc Changes\nTurbopack: remove css_environment from Environment: #83487\nTurbopack: Don't add client_runtime_entries to Route Handler compilation: #83655\nTurbopack: Only load capsize-font-metrics once: #83654\n[CI] Fix GitHub Actions matrix configuration for React versions: #83677\nfix(Turbopack): Enable scope hoisting for large files or module counts: #83399\n[turbopack] Lazily construct resolved::Requests for EsmAssetReference: #83662\nUpdate content-security-policy.mdx, fix development environment error: #83665\ntests: disable flaky deployment test while investigating upstream: #83705\n[test] Update snapshots for Rspack + React 18: #83712\nDocs/sep paper cuts: #83689\n[Turbopack] Remove ssr-data module context: #83626\nCI: use KV for test timing data: #83745\nEmit build error when 'use cache' directive is misspelled: #83756\ndocs(metadata): align default function export name with file name: #83796\n[turbopack] Remove the should_track_children parameter of the turbo tasks backend: #83258\ndocs(data-security): add bun package manager example: #83735\nUpdate next-intlayer reference in i18n doc: #83761\nUpdate Rspack production test manifest: #83790\nUpdate Rspack development test manifest: #83791\nTurbopack: chunking debugging utilities: #83801\nRemoved link to maintain text consistency: #83644\nTurbopack: rename some fields in fs: #83808\nTurbopack: validate CSS without computing all paths: #83810\n[test] Disable flaky navigation test: #83828\ndocs: Type narrowing using LayoutProps, PageProps: #83692\ndocs: implications of mutating cookies in server actions: #83691\nOnly retry if canary fails on required jobs: #83851\ndocs: Fix self-referential link to Middleware in middleware.mdx: #83854\nUpdate Rspack production test manifest: #83826\nUpdate generate-metadata.mdx: #81853\nTurbopack: remove lazy invalidated tasks: #83845\nTurbopack: remove Backend TaskState: #83846\nTurbopack: don't recompute empty parse results: #83883\nTurbopack: delete broken hmr benchmark: #83882\nTurbopack: only generate error string in error case: #83884\ndocs: the as prop is still available in Pages Router: #83864\nTurbopack: map_module_batch: #83885\nTurbopack: Change run once signature to avoid exposing TaskId: #83844\ndocs: Update command to use npx for tracing files: #83903\nTurbopack: ModuleGraphRef: #83890\nUpdate Rspack development test manifest: #83876\nTurbopack: make graph traversal sync: #83891\nchore: Fix test snapshot: #83901\nUpdate Rspack production test manifest: #83877\ndocs: add next.config.ts Node.js native resolver: #83561\nTurbopack: add turbo_tasks::run to run in turbo tasks scope without a task: #83847\nTurbopack: fix double codegen of some merged modules: #83886\nTurbopack: add traces to merged module computation: #83908\nTurbopack: RuleCondition support resourceQuery contains: #83468\nfix: add the missing comma in the document example: #83932\nTurbopack: Document the reasons for the current design of parse_segment_config_from_source: #83919\nTurbopack: extract parse_source_map_comment: #83938\nTurbopack: enable nodelay for node.js pool socket: #83942\nfeat: next-rspack-binding: #82811\nOnly send notification if canary fails on required jobs: #83953\nTurbopack: allow to read State from turbo_tasks::run: #83955\nFix conclusion check for retry_test workflow: #83960\nAdd Descope to Auth libraries list: #83968\n[turbopack] Track task durations in the task_statistics file: #83522\n[turbopack] Remove the issue_path feature and related functionality: #83920\nTurbopack: use turbo_tasks::run in next.js to avoid task memory leak: #83848\nUpdate Rspack production test manifest: #83934\nUpdate Rspack development test manifest: #83933\nTurbopack: add test case that checks memory leak: #83849\nTurbopack: read project strongly consistent in project_update: #83974\nFix output comparison when checking conclusion of required jobs: #83986\nTurbopack: JsAnalyzer parse AssignExpr: #83962\nTurbopack: less eager manifest generation: #83736\nTurbopack: use depth as priority for merged module info: #83909\nTurbopack: \"connect\" tasks in turbo_tasks::run too: #83975\nUpdate Rspack production test manifest: #83979\nUpdate Rspack development test manifest: #83980\nTurbopack: Make transient tasks root tasks too when called in turbo_tasks::run: #83976\nTurbopack: trace state changes: #83977\n[turbopack] cleanup analyzer: #83983\n[Turbopack] Fix AST traversal for this in function default parameters: #83746\n[turbopack] Consolodate logic for visiting functions to simplify state management: #82763\n[turbopack] Track the scope in which variables are assigned: #82845\n[turbopack] Set liveness of exports based on assignment analysis: #82802\nTurbopack: trace all state changes: #84053\ndocs: We have dropped the CORS example linked: #84065\ndocs: add pageExtensions note to Middleware and clarify default filename: #84045\nFix TypeScript type error in example code: #84041\nTurbopack: fix test case and update project_update to turbo_tasks::run too: #83978\nTurbopack: run tests with multiple threads: #84074\nTurbopack: flush Node.js worker IPC on error: #84077\nTurbopack: parallelize scope hoisting computation: #83904\nAdd test for JS resource size on navigation: #83731\nUpdate Rspack development test manifest: #84061\nUpdate Rspack production test manifest: #84060\nTurbopack: Document automatic Babel config support: #84002\ndocs: Fix the title/path of the turbopack page on pages router: #84001\nTurbopack: remove references from ChunkData: #84076\nTurbopack: include availability hash in the ident of evaluated chunks groups: #84082\n[turbopack] s/analyse/analyze/g: #84112\n[Turbopack] avoid attaching referenced output assets to chunks: #75933\nfix(docs): Fix links in UPGRADING.md: #84114\ndocs: improve dynamic routes example in project structure page: #84086\ndocs: onRequestError request header type: #83988\nTurbopack: Improve persistent caching test case: #83205\nTurbopack: add more details to the graph panic: #84126\ndocs: Cookies store access is async: #83987\nBump Rust to nightly-2025-09-21: #83415\nUpgrade CodSpeed action and add analyzer benchmarks: #84135\nTurbopack: fix run_once when returning error: #84142\n[turbopack] Conditionally collect affecting sources: #83921\nTurbopack: slightly improve resolve_source_map_sources: #84147\nTurbopack: RawEcmascriptModule: #81806\nTurbopack: add more details to the graph panic: #84143\ntest: split app-middleware test per describe: #84130\nUpdate Rspack development test manifest: #84117\nscript: improve release log generation: #83686\nTurbopack: split task_execution_completed into multiple methods: #84170\nTurbopack: only generate field if spans are enabled: #84184\nTurbopack: support more dynamic request with import map: #84178\n[turbopack] defer a value_to_string operation until we need it: #84188\nUpdate Rspack production test manifest: #84165\nRevert \"[turbopack] Set liveness of exports based on assignment ana…: #84207\nTurbopack: increase retry duration, reduce busy looping when there is other work: #84171\nTurbopack: Try to avoid block_in_place in scope: #84172\n[turbopack] Remove some bitmap clones: #84193\nTurbopack: lazier manifests, part deux: #84191\nTurbopack: avoid panic on updating output when a task was cancelled: #84214\ndocs: nav_title for long unbroken words: #84233\nTurbopack: Use RawValue for mappings inside SourceMapJson: #84208\nUpdate Rspack development test manifest: #84218\nTurbopack: fix NFT of readFileSync of relative path: #84155\nTurbopack: improve references benchmark: #84223\nUpdate Rspack production test manifest: #84217\nTurbopack: drop ASTs when only tracing: #84185\ndocs: Include more detailed instructions on excluding from common AV solutions, including macOS Gatekeeper: #84206\nTurbopack: trace fs-extra calls: #84246\n[test] Overhaul Undefined default export test suite: #84235\nTurbopack: Scope with work queue: #84225\n[test] Make Undefined default export an e2e test suite: #84240\n[turbopack] Conditionally create pages router data endpoints.: #84194\nTurbopack: parallel connect children: #84173\nTurbopack: count turbo_tasks::run as foreground tasks to avoid being idle: #84245\nTurbopack: make persistent caching log line more clear: #84262\nTurbopack: make tracing nicer: #84263\ndocs:Small improvement on the contribution guide for clarity: #84200\nTurbopack: Remove not-very-useful \"Finished writing to disk in\" log line: #84244\nTurbopack: follow up changes from parallel children: #84219\n[turbopack] Simplify take_issues and peek issues: #84199\nUpdate Rspack development test manifest: #84260\nUpdate Rspack production test manifest: #84259\nTurbopack: Scope with work queue: #84225\n[test] Make Undefined default export an e2e test suite: #84240\n[turbopack] Conditionally create pages router data endpoints.: #84194\nTurbopack: parallel connect children: #84173\nTurbopack: count turbo_tasks::run as foreground tasks to avoid being idle: #84245\nTurbopack: make persistent caching log line more clear: #84262\nTurbopack: make tracing nicer: #84263\ndocs:Small improvement on the contribution guide for clarity: #84200\nTurbopack: Remove not-very-useful \"Finished writing to disk in\" log line: #84244\nTurbopack: follow up changes from parallel children: #84219\n[turbopack] Simplify take_issues and peek issues: #84199\nUpdate Rspack development test manifest: #84260\nUpdate Rspack production test manifest: #84259\n[test] Ignore pnpm update notifier: #84328\n[test] Stop downloading unused test browsers when generating PR stats: #84329\ndocs: remove repeated to: #84325\nTurbopack: Use more robust logic for absolute and percent-encoded URLs in source maps received from loaders: #84255\nTurbopack: only replace edge dynamic calls in dev: #84354\n[turbopack] Remove a bunch of dead code from the source map implementation: #84318\nTurbopack: prevent duplicate NFT modules: #84369\ndocs: Remove AMP docs: #84357\ndocs: Type helpers don't need to be imported: #84265\nTurbopack: Add docs for debugIds option: #84375\nRemove references to size metrics in next build from our docs: #83823\nBump to swc v42: #83477\nTurbopack: skip invalidating a task on cell/output change when the dependency is outdated: #84376\nTurbopack: trace module.createRequire: #84335\nUpdate failing e2e deploy tests: #84395\nTurbopack: Webpack loader this.fs.readFile: #83313\nImprove tests: #84374\nRevamp Next.js boilerplate: #81945\nAdd test for twoslash: #84267\nDocs/project structure polish: #84386\nBump to swc v44: #84420\nTurbopack: don't fail for parse errors in tracing: #84408\nUpdate Rspack development test manifest: #84365\nUpdate Rspack production test manifest: #84366\n[ci]: remove PPR-specific CI jobs: #84439\ndocs: Verbose troubleshooting for unconfigured hosts: #84271\nUpdate Rspack production test manifest: #84398\nAdd gt-next to i18n list: #84396\n[ci]: fix build-output-prerender to support segment cache env: #84467\n[ci]: fix app-static snapshots with clientSegmentCache: #84468\nTurbopack: Only benchmark file IO on next dev: #84474\nTurbopack: improve incremental build performance when deployment id changes: #84460\nfix: Missing link in Lazy Loading docs: #84473\ndocs: simplify streaming metadata: #84253\nmake withRspack idempotent: #84482\nTurbopack: Use strongly consistent reads in random_change unit test: #84505\nUpdate Rspack development test manifest: #84480\nUpdate Rspack production test manifest: #84481\n[ci]: remove test from segment cache manifest: #84507\n[ci]: de-flake client cache test: #84517\nRevert \"Turbopack: skip invalidating a task on cell/output change when the dependency is outdated\": #84526\nnext mcp router\nRevert \"next mcp router\"\ntest: Use nextTestSetup in scss tests: #84501\n[turbopack[ Use the configured hasher to implementh Hash for AutoMap and AutoSet: #84542\nTurbopack: debug ids for server chunks: #84557\nCI: Enable experimental.isolatedDevBuild for test-unit: #84559\n[test]: convert prefetching tests to be segmentCache compatible: #84521\nCI: Enable experimental.isolatedDevBuild for test-prod: #84556\nAdd .next/dev/types to CNA templates tsconfig include: #84566\nCI: Enable experimental.isolatedDevBuild for test-integration: #84558\nUpdate Rspack development test manifest: #84548\nAdd a webpack flag to create next app. Ensure that if you set it or decline turbopack we set the --webpack flag on the generated project: #84476\nUpdate Rspack production test manifest: #84549\nCI: Enable experimental.isolatedDevBuild for test-dev: #84562\n[test] Unflake static image test: #84535\nTurbopack: Lower the IO concurrency limit in CI tests: #84508\nAdd documentation for experimental adapters handling: #83737\nTurbopack: improve next/dynamic eventual consistentcy: #84560\nfix hidden errors in router-act: #84603\nfix(cna): use correct postcss plugins syntax: #79949\nTurbopack: absolute requests in webpack loader: #84575\nUpdate Rspack development test manifest: #84592\nUpdate Rspack production test manifest: #84593\nTurbopack: Remove workaround in hyper for rustc miscompilation bug on macos intel: #84578\nTurbopack: add manual worker count override: #84454\nTurbopack: don't ignore TS parse errors: #84597\nAdd middleware to routes order doc: #84618\n[create-next-app]: prompt to use recommended options: #84570\nUpdate labeler: #84623\nTurbopack: use mmap advise to help the OS preloading: #84379\nTurbopack: skip invalidating a task on cell/output change when the dependency is outdated: #84551\nTurbopack: follow-up changes from untracked tracing: #84629\nTurbopack: sourcemaps for JSON modules: #84611\nTurbopack: avoid race condition when updating cells: #84598\ndocs: update core documentation for Turbopack as default bundler: #84282\nUpdate Rspack development test manifest: #84631\n[turbopack] Only send the filesystem caching timing messages for slow events: #84646\ndocs: experimental.isolatedDevBuild: #84656\ndocs: add note clarifying project root in monorepo: #84628\nFix flakey overlay feedback test: #84662\n[ci]: update flake detection to only run in Turbopack: #84659\n[ci]: move router-act to top level testing utils: #84653\n[tests]: de-flake client-cache.parallel-routes.test.ts: #84655\n[create-next-app]: add eslint to default template: #84661\nUpdate Rspack production test manifest: #84630\n[test] Assert on stable error codes: #84671\nTurbopack: convert HashMap to IndexMap for deterministic tasks: #84641\nAdd note about $ACTION_ properties, remove reference to .entries(): #84459\nFix typo on welcome page: #84715\nRspack: Fix lockfile test on rspack: #84707\n[turbopack] Emit a warning when there are too many matches from a FileSourceReference: #84701\nUpdate beta tag: #84725\n[next-codemod] fix: Set codemod version to the first introduced version: #84726\n[next-upgrade] misc: update comment: #84727\nTurbopack: use vector instead of hash map: #84696\nRevert \"docs: nav_title for long unbroken words (#84233)\": #84346\n[turbopack] tweak the doc on the inner graph optimization: #84752\n[turbopack] Fix a few references to caching configuration as it is no longer canary guarded: #84761\nAdd 16.0.0-beta.0 to next/third-parties peerDeps: #84741\n[eslint-plugin] Remove eslint-v8 testing: #84721\nUpdate Rspack production test manifest: #84729\nUpdate Rspack development test manifest: #84730\nfix: release next-rspack ci: #84673\n[cna] Preserve existing config option when enabling React Compiler: #84663\nPrevent failing types-and-precompiled from corrupting terminal output: #84799\nUpdate test/CNA templates React version to 19.2.0: #84736\nTurbopack: use the same serialization method for lookup as for storing: #84765\nTurbopack: update petgraph: #84757\n[turbopack] Issue 'too many matches' warning for DirAssets also: #84768\nRevert \"Fix flakey overlay feedback test\": #84819\n[test]: de-flake client-cache.original.test.ts: #84831\n[ci]: set NEXT_TEST_VERSION to release tag for deploy tests: #84840\ndocs: soft 404's, Suspense and loading.tsx: #83867\n[turbopack] Discuss Core Web vitals in our bundle size gap docs: #84837\n[turbopack] document missing webpack loader features: #84849\n[turbopack] fix typo in docs: #84868\n[turbopack] Remove the implementation of TaskInput from AutoSet: #84867\nUpdate turborepo env in workflows: #84879\nTurbopack: take task cache log before starting snapshot: #84755\nTurbopack: allow gzip compression on trace files: #84685\nTurbopack: process task result as part of the task completion: #84638\nAdd test for eslint-config-next: #84838\nTurbopack: lower level drop collectibles: #84895\ndocs: next/dynamic headings: #84492\nTurbopack: expose client static assets correctly: #84695\nTurbopack: better errors for strip_prefix_len: #84882\nTurbopack: improve missing factory message: #84881\nCNA: Update template to use ESLint Flat config: #84917\nfix: process.env.TURBOPACK maybe undefined: #84885\nTurbopack: fix spacing on EcmascriptModuleAssetType: #84915\nUpdate Rspack development test manifest: #84890\nUpdate Rspack production test manifest: #84891\nFix url-imports test: #84922\nTurbopack: fix pageExtensions precedence: #84926\nTurbopack: fix client reference order for shared references: #84760\nTurbopack: turn panic into bail: #84927\nDocs/sync with new features 0: #84861\nTurbopack: transpile runtime with swc: #84931\ndocs: x-nextjs-stale-time header: #84901\ndocs: Templates on navigation: #84493\nDocs/sync with new features 0: #84861\nTurbopack: transpile runtime with swc: #84931\ndocs: x-nextjs-stale-time header: #84901\ndocs: Templates on navigation: #84493\nchore: Attempt to fix ppr-partial-hydration flakiness: #84672\nUpdate Rspack production test manifest: #84939\nTurbopack: rename Persistent Caching: #84896\nTurbopack: Add ChunkedVec test case: #84756\ndocs: Add missing codemod docs: #84980\nUpdate prefetching.mdx providing more clarity on the usage of router.prefetch(): #84903\ndocs: getting started installation and next lint removal: #84781\ndocs: Split \"Get Started: Route Handlers and Middleware\" to Route Handlers and Proxy: #84708\ndocs: Replace Middleware docs to Proxy: #84709\nchore: Remove redundant copy of rust reqwest crate: #84982\n[turbopack] Allow withRspack to work even if you already have NEXT_RSPACK set: #84987\nTurbopack: Track errored tasks as dependency when using untracked(): #84914\nTurbopack: shard amount need to grow quadratic to cpu count to keep propability of conflicts constant: #84921\nTurbopack: fix race condition when adding dependencies: #84946\nTurbopack: make tracing warning not fail build: #85032\n[ci]: increase number of runners for test jobs: #85049\nadd a message about Turbopack tracing: #85044\nTurbopack: Implement next/font/local declarations option: #85051\ndocs: experimentalClientMaxBodySize: #85105\nDocs: Add --debug-build-paths next build option: #85097\nDocs: Add note on tag limits for cacheTag: #85106\ndocs: no switcher for TS only examples: #85109\nfix: Handle non-directory files in cache folder when performing cleanup: #84930\nTurbopack: Suggest using system certs when a TLS error occurs: #85009\n[turbopack] Try to fix v8 crashes on github actions: #85114\ndocs: Update to Zod v4 syntax: #84807\nDocs: Add version history for next lint deprecation and update error message: #85100\nTurbopack: improve module evaluation name: #84633\n[test] Current behavior of dynamic APIs integration with React DevTools: #85111\n[Cache Components] fix env labels in perf track test: #85132\nTurbopack: Disable LightningCSS MediaRangeSyntax feature: #85086\nDon't expliclitly set the --turbopack flag in Create Next App, it is no longer necessary: #85117\n[turbopack] Remove the canary icon from the cache components docs: #85149\nBump swc to v45: #85143\n[test] Fix test-dev with --projects: #85167\n[test] Update snapshots: #85171\ndocs: mcp: #85010\nDocs: Explain Sass tilde import difference: #85041\nTurbopack: don't fail on export type in use server: #85054\nTurbopack: speedup module merging: #85043\ndocs: remove experimental_ppr route segment config: #85188\nRename \"blocking route\" error docs page: #85189\ndocs: upgrade from 15 to 16: #85176\nDocs: Explain Sass tilde import difference: #85041\nTurbopack: don't fail on export type in use server: #85054\nTurbopack: speedup module merging: #85043\ndocs: remove experimental_ppr route segment config: #85188\nRename \"blocking route\" error docs page: #85189\ndocs: upgrade from 15 to 16: #85176\nCredits\nHuge thanks to @mischnic, @timneutkens, @unstubbable, @wyattjoh, @Cy-Tek, @lukesandberg, @OoMNoO, @ztanner, @icyJoseph, @huozhi, @gnoff, @ijjk, @povilasv, @dwrth, @obendev, @aymericzip, @devjiwonchoi, @SyMind, @vercel-release-bot, @Shireee, @eps1lon, @dharun36, @kachkaev, @bgw, @yousefdawood7, @TheAlexLichter, @sokra, @ericx0099, @leerob, @Copilot, @fireairforce, @fufuShih, @anvibanga, @hayes, @Milancen123, @martinfrancois, @lubieowoce, @gaojude, @lachlanjc, @liketiger, @styfle, @aaronbrown-vercel, @Samii2383, @FelipeChicaiza, @kevva, @m1abdullahh, @F7b5, @Anshuman71, @RobertFent, @poteto, @chloe-yan, @sireesha-siri, @brian-lou, @joao4xz, @stefanprobst, @samselikoff, @acdlite, @gwkline, @bgub, @brock-statsig, @karlhorky, @feedthejim, @CarloQuick, @greguintow, @hallucinogenizer, @sebmarkbage, @delbaoliveira, @makandrr, @seeplusplus, and @serhalp for helping!", "id": "tag:github.com,2008:Repository/70107786/v16.0.0", "isoDate": "2025-10-22T00:35:18.000Z" }

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