v14.0.0

Core Changes

• perf: fix server trace file logic : #56898
• feat: drop Node.js 16: #56896
• Update React from d900fadbf to 09fbee89d. Removes server context and experimental prefix for server action APIs: #56809
• feat(env): upgrade dotenv: #38481
• Update Babel dependencies: #51962
• perf: fix tracing for routes: #56924
• build: Update swc_core to v0.86.1: #56770
• feat: set status code to 500 if unexpected error occurs before streaming in app router: #56236
• cache: add unstable_noStore API: #56930
• Adding component to @next/third-parties: #56106
• Replace Promise.withResolvers polyfill with DetachedPromise: #56954
• chore(next/image)!: mark onLoadingComplete as deprecated in favor of onLoad: #56944
• chore: lower Node.js version requirement: #56943
• fix typos: #56870
• Update React from 09fbee89d to a41957507: #56970
• Reland "feat(turbopack): support basic next/dynamic": #56934
• Add @mui/icons-material to the default optimizePackageImports list: #56801
• add better logs around worker restarts: #57004
• Handle Promise Rejections for Streams: #56976
• Web Streams cleanup: #56819
• chore(next/image): remove deprecation of onLoadingComplete temporarily: #57020
• Revert "chore(next/image): remove deprecation of onLoadingComplete temporarily": #57024
• Improve performance of String.prototype.split uses: #56746
• chore: support progressive jpg with sharp: #56617
• Move ImageResponse to next/og: #56662
• Prefer module over main on main fields for app router server compiler: #56960
• chore: upgrade jest: #56909
• chore: drop undici: #56899
• Bump packages version to match canary versions: #57071
• codemod: migrate ImageResponse imports: #57074
• chore(next/image)!: mark domains as deprecated in favor remotePatterns: #57062
• Code frame and sourcemapped error support for Turbopack: #56727
• Update flakey build trace case: #57092
• build: don't error when bundling optional peer deps: #57073
• Expose Experimental Taint APIs: #56507
• Update font data: #57094
• Upgrade edge-runtime/cookies: #57124
• Remove warning messages: #57087
• Add retry for fetching subsetted Google Fonts: #56583
• Update React from a41957507 to d803f519e: #57015
• prefer Option<Vc> over Vc: #57104
• chore: drop form-data: #57141
• chore: drop web streams polyfilling on globalThis: #57077
• chore: create template from next-edge-ssr-loader: #56715
• Remove the experimental serverActions flag: #57145
• Route Handler Types: #57070
• Revert "Add retry for fetching subsetted Google Fonts": #57154
• Display experimental features for next build: #57152
• Cleanup Request Meta: #57144
• chore: move layer from chunking context to asset context: #57149
• Turbopack: support more server code in tracing error stack frames: #57156
• misc: fix injecting --inspect with NODE_OPTIONS: #57159
• Encoding and decoding variables of Server Actions from the closure: #56377
• Remove printing fixed issues for Turbopack: #57188
• Refactor code: #57189
• Polish auto create layout warning color: #57190
• improve server actions error when on unsupported node version: #57191
• Fix two tests that use exportPathMap for Turbopack: #57194
• fix(loader_tree): propagate metadata to corresponding layout: #56956
• Polish the error message when using "use client" from a client action: #57164
• fix(next-core): align edge chunking context's asset root: #57022
• Leverage defineEnv for all environment variables in Turbopack: #57196
• perf: memory usage tweaks: #57163
• update turbopack: #57176
• Move webpack aliases into separate file: #57233
• Remove scheduler/tracing alias as the file no longer exists: #57234
• test: stablize the metadata url tests: #57204
• Polish turbopack start logging: #57203
• Remove reactServerCondition property as it is not used: #57236
• Add CompilerAliases Type: #57237
• Turbopack: fix over-invalidation of node.js assets: #57240
• Simplify options passed to createWebpackAliases: #57239
• Fix relative metadata url resolving on windows: #57265
• Improve encryption of Server Actions closure arguments: #57227
• chore: fix a typo: #57272
• Fix unmatched WebSocket upgrade requests being closed: #57245
• perf: fix memory leaks in the edge runtime in dev: #57235
• chore(export)!: remove next export in favor of output: export in next.config.js: #57085
• Simplify iv prefixing of Server Actions encryption: #57274
• Update Pathname Normalizers: #57161
• Move logging option to stable: #56791
• Polish compiling and turbopack logging: #57270
• Revalidate Header Updates: #57162
• Enhance Buffered Transform Stream: #57267
• React Aliases: #57283
• perf: remove parse-body from the server runtime: #57280
• Improve encryption of Server Actions bound values: #57297
• Add __nextjs_pure helper : #57286
• only log export-no-custom-routes warning if unsupported: #57298
• revert "React Aliases (#57283)": #57299
• Fix client reference proxies: #57301
• fix(turbopack): write manifests for edge app pages and use proper edge entry: #56675
• Partial Prerendering: #57287
• Optimize server bundle size: #57305
• misc: fix bundling of experimental: #57311
• Fix no-store/revalidate 0 inside of unstable_cache: #57313
• update turbopack and add HMR test case: #57304
• Fix nested unstable_cache revalidating: #57316
• Revert "Add __nextjs_pure helper ": #57318
• bundle analyzer artifacts: #57307
• PPR Fetch Fix: #57327
• feat: Add __nextjs_pure back: #57328
• Fix trace ignores: #57331
• PPR Support: #57319
• fix: ensure generateStaticParams isn't required for PPR: #57333
• taint flag should enable experimental react in turbopack: #57315
• Fix app ISR error handling: #57332
• fix metadata url resolving with path posix: #57343
• Get rid of semver from the server bundle: #57321
• fix(next_core): align remove trailing slash: #57344
• perf: avoid using raw-body for server actions: #57358
• fix(next-core): apply correct jsx transform context for ssr: #57300
• Refactor code: #57382
• Fix request body hanging when middleware is preset: #57381
• Turbopack: inject chunk group list file into the page for server component CSS: #57376
• Viewport exports: #57302
• Add websocket to server-external-packages: #57389
• turbopack: Implement Server Actions from Client Components: #57391
• Refactor swc options: #57369
• Ensure unstable_cache revalidate option enables ISR: #57390
• Fix logging removed experiments in start logs: #57373
• fix(next-core): adjust og alias: #57431
• Turbopack: avoid crashing when server actions can't parse the file: #57424
• Turbopack: avoid sending serverComponentChanges with errors: #57425
• update turbopack: #57420
• handle finish building message on client side: #57363
• remove invalid argument: #57438
• misc: build output rework: #57440
• types: mark ImageResponse from next/server deprecated: #57372
• Fix deploy id env handling when disabled: #57374
• codemods: migrate viewport related metadata export to viewport export : #57436
• Process Client -> RSC Server Actions as TS: #57454
• Apply react-server transform and valication to middleware: #57448
• fix(turbopack): don't emit issues when parsing the segment config for non js files: #57452
• fix(next-core): fix determining dynamic route: #57435
• Add deprecation warning for disabling swc minifier: #57453
• Turbopack: Improve error handling: #57386
• refactor: simplify swc loaders configuration: #57457
• Ignore postponed rejections: #57456
• types: mark ImageResponse from next/server deprecated: #57372
• Fix deploy id env handling when disabled: #57374
• codemods: migrate viewport related metadata export to viewport export : #57436
• Process Client -> RSC Server Actions as TS: #57454
• Apply react-server transform and valication to middleware: #57448
• fix(turbopack): don't emit issues when parsing the segment config for non js files: #57452
• fix(next-core): fix determining dynamic route: #57435
• Add deprecation warning for disabling swc minifier: #57453
• Turbopack: Improve error handling: #57386
• refactor: simplify swc loaders configuration: #57457
• Ignore postponed rejections: #57456
• use postcss transforms consistently also on server side: #57434
• feat(turbopack): add support for parallel routes and route interception: #57450
• Apply react-server condition for pages api: #57459
• Remove wasm target: #57437
• add better messaging around wrapping postpone with try/catch: #57446
• misc: fix unhandled err worker hook : #57465
• misc: fix build output: #57466
• turbopack: Fix Server Actions in Edge runtime: #57462
• Fix Regex: #57461
• perf: enable webpack build worker: #57346
• fix turbopack invalidations: #57362
• fix(turbopack): make layout in group not cause a 404: #57471
• fix turbopack invalidations: #57362
• fix(turbopack): make layout in group not cause a 404: #57471
• add node:url alias: #57478
• update turbopack: #57469
• Turbopack: add HMR update message: #57476
• Revert "fix turbopack invalidations (#57362)": #57480
• Filter out CSS files from middleware files and client reference chunks: #57482
• turbopack: Support Actions in both RSC and Client layers: #57475
• Fix missing SWC transforms for optimized barrel files: #57474
• if there are errors during postpone, or postpone was caught, fail static generation: #57477
• Add deprecation warning for disabling output file tracing: #57467
• Move serverActionsBodySizeLimit to serverActions.bodySizeLimit: #57433
• Update React from a9985529f to 8c8ee9ee6: #57483
• update turbopack: #57485
• fix client-only alias in SSRed client components: #57484
• revert ppr logging changes: #57486
• Don't terminate PPR renders with dynamicUsageErr: #57488
• update turbopack: #57487
• revert "Apply react-server condition for pages api (#57459)": #57500
• Revert "Apply react-server transform and valication to middleware (#5…: #57504

Documentation Changes

• Docs: Add documentation for next/third-parties: #57345
• Update 05-mdx.mdx . Fix key of the prop: #56883
• chore(docs): fix missing fallback on next/image sizes example: #56718
• Fix typos in duplicate-sass.mdx: #57045

Example Changes

• chore: Refactor with-supabase example to use ssr package: #57100
• Fix: catch expected error in with-supabase example: #57378

Misc Changes

• improve next-image-proxy test: #56893
• chore(test): test remote image from proxy: #56895
• ensure kodiak is re-added to apps list after code-freeze action: #56907
• chore: reduce fs-extra usage in scripts/: #56917
• chore(test): set COREPACK_ENABLE_STRICT: 0 for create-next-app tests: #56955
• Add .yarn/install-state.gz to .gitignore: #56637
• chore(test): add logs for create-next-app tests: #56957
• chore: revert back to moving files w/ fs-extra: #57030
• Update CNA tests to avoid publish conflict: #57025
• build(cargo): bump up turbopack: #57081
• Update CNA tests more: #57088
• Update runner for e2e deploy tests: #57089
• update test manifest: #56938
• make test case less flaky: #57138
• Refine eslint rule: #57143
• Update eslint config: #57146
• Reduce e2e deploy concurrency: #57142
• Mark most GTMParams as optional: #57153
• chore: Add condition to skip update-fonts workflow on forks: #57165
• Fix SCSS and SCSS loader handling tests for Turbopack: #57192
• Skip webpack test in Turbopack test run: #57195
• Skip output export production tests for Turbopack: #57197
• Turbopack: reenable some skipped test cases: #57177
• update test manifest: #57105
• Update swc_core to v0.86.10: #57121
• Import turbo daily integration test workflows: #57083
• Skip i18n-ignore-rewrite-source irrelevant tests with turbopack: #57289
• Increase concurrency for turbopack test run: #57290
• Update unrelated mdx tests with turbopack: #57294
• Skip i18n-ignore-rewrite-basepath-source irrelevant tests with turbopack: #57295
• Update React from d803f519e to b8e47d988: #57296
• Increase build-native CI job timeout: #57314
• Revert "Increase build-native CI job timeout (#57314)": #57325
• fix async-modules test: #57320
• update turbopack test manifest: #57357
• Split jsconfig-paths and jsconfig-paths-wildcard tests: #57360
• disable opentelemetry test in turbopack: #57361
• test(turbopack): update test manifest: #57366
• test(next-image): adjust assertion compatible to turbopack: #57350
• disable test temporarily: #57368
• update manifest: #57421
• enable e2e tests with turbopack: #57432
• Turbopack: disable webpack specific test cases: #57423
• Update React from b8e47d988 to a9985529f.: #57442
• Update publish-native script for wasm change: #57472
• update manifest: #57468
• update manifest: #57468

Credits

Huge thanks to @A7med3bdulBaset, @acdlite, @Andarist, @berlysia, @Bsodoge, @dijonmusters, @dpnolte, @feedthejim, @ForsakenHarmony, @gnoff, @housseindjirdeh, @huozhi, @ijjk, @janicklas-ralph, @jridgewell, @JuanM04, @kdy1, @kwonoj, @leung018, @nil1511, @padmaia, @philwolstenholme, @ryo-manba, @sebmarkbage, @shuding, @sokra, @styfle, @SukkaW, @timneutkens, @tomocchino, @wbinnssmith, @WhoAmIRUS, @wyattjoh, @xiaolou86, @Yovach, @ztanner and @balazsorban44 for helping!