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v16.2.0

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Check out our Next v16.2 Blog Post to learn more about this release.

Core Changes

• Upgrade React from f93b9fd4-20251217 to 65eec428-20251218: #87323
• Turbopack: Create junction points instead of symlinks on Windows: #87606
• Turbopack: Symlink handling follow-up: #87637
• Add experimental routing package for resolving adapter routes: #86404
• Ensure outputs are correct with cache components in deployment adapters: #87018
• Move off of deprecated url.parse: #87257
• [strict-route-types] Add experimental.strictRouteTypes config: #87378
• misc: fix type check log for CI envs: #87838
• fix: revalidateTag with profile should not trigger client cache invalidation: #88069
• chore: warn when running tests against stale build: #88001
• Redesign default error pages with cleaner, more user-friendly UI: #87988
• dx: avoid next-env.d.ts change in dev: #88103
• prevent browser cache from using stale RSC responses from previous builds: #86554
• [strict-route-types] Typecheck App Router page props: #87386
• [strict-route-types] Enforce common React Component return types in App Router: #87389
• [strict-route-types] Switch to satisfies when validating page and route modules: #87398
• [strict-route-types] Don't reject number in config.api.bodyParser.sizeLimit when validating route: #87633
• Revert "dx: avoid next-env.d.ts change in dev": #88153
• [strict-route-types] Typecheck pages router routes in absence of App Router: #87628
• [strict-route-types] Ensure cache profiles and routes are type-checked even if .next is excluded: #87768
• add compilation error for taint when not enabled: #88173
• feat(next/image)!: add images.maximumResponseBody config: #88183
• Add maximum size limit for postponed body parsing: #88175
• metadata: use fixed segment in dynamic routes with static metadata files: #88113
• feat: add --experimental-cpu-prof flag for dev, build, and start: #87946
• Add experimental option to use no-cache instead of no-store in dev: #88182
• fix overlay frames cannot be opened sometimes: #88210
• Handle pnpm-workspace.yaml while searching for monorepo root: #74818
• Add more debug logs to 'use cache' wrapper: #88219
• Omit unused arguments from 'use cache' function calls: #86920
• Only log pending revalidates... debug log if applicable: #88221
• fix(next/image): bump sharp@0.34.5: #88238
• Disallow javascript urls in router methods and redirects: #88185
• Fix relative same host redirects in node middleware: #88253
• Remove loadConfig from main development process, pass value from child process: #88230
• Update deploy adapters outputs and handler interfaces for node and edge: #88247
• Move Ready in time before handler initialization: #88235
• next/image: support custom cache handlers: #88248
• feat: add Claude Code plugin marketplace with Cache Components skill: #87993
• refactor: consolidate PPR into cacheComponents architecture: #88243
• Turbopack: include fewer traced files for standalone: #88322
• feat(turbopack): add resolve plugin condition variant of Always and Never: #88190
• perf: use length = 0 to clear the logging array: #88244
• Time logs: Show full millisecond instead of 1 decimal: #88313

... (truncated)

• c5c94df v16.2.0
• 649d302 Unflake router events deploy test (#91589)
• bcd9c19 docs: Clarify ignoreBuildErrors behavior (#91367)
• 3683192 v16.2.0-canary.104
• b61823d SRI turbopack documentation (#90477)
• 0ca967b Add group depth tracking to instant validation boundary discovery (#91208)
• a41bef9 improve allowedDevOrigins error (#91521)
• 75c51c6 Turbopack: Use debug = "line-tables-only" for dev builds (#91539)
• 39e705c Turbopack: Merge release-with-assertions-no-lto profile into release-with-ass...
• 4de2201 [turbopack] Share scratch buffer across shards using thread local (#90167)
• Additional commits viewable in compare view

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