What's Changed

Full Changelog: v6.24.1...v6.25.0

What's Changed

• feat: add configurable maxPayloadSize for WebSocket by @mcollina in #4955

Full Changelog: v8.0.3...v8.1.0

What's Changed

Full Changelog: v7.24.8...v7.25.0

What's Changed

• docs: add an Undici 7 to 8 migration guide by @mcollina in #4963
• chore: switch deferred promise with Promise.withResolvers() by @trivikr in #4972
• chore: remove zstd and markAsUncloneable feature probes by @trivikr in #4968
• test: remove obsolete nodeMajor/nodeMinor util exports by @trivikr in #4976
• chore: use Promise.withResolvers in SOCKS5 proxy agent by @trivikr in #4978
• build(deps-dev): bump esbuild from 0.27.7 to 0.28.0 by @dependabot[bot] in #4985
• build(deps-dev): bump proxy from 2.2.0 to 4.0.0 by @dependabot[bot] in #4987
• build(deps): bump got from 14.6.6 to 15.0.0 in /benchmarks by @dependabot[bot] in #4988
• chore: use Object.hasOwn for iterator checks by @trivikr in #4979
• doc: Update dump({ limit: Integer }) default value by @samuel871211 in #4981
• fix: avoid 401 failures for stream-backed request bodies by @mcollina in #4941
• test: remove unsupported Node version checks from fetch tests by @trivikr in #4977
• types: remove legacy AbortSignal alias now provided by @types/node by @trivikr in #4995
• fix: remove stale constructor interceptors from types and pool options by @trivikr in #4994
• doc: update incorrect description of dump.maxSize by @samuel871211 in #4982
• ci: enable coverage for node.js 25 by @shivarm in #4980
• refactor: reuse wrapRequestBody in RedirectHandler by @trivikr in #4992
• fix: preserve connect option in H2CClient by @trivikr in #5000
• types: document Client and H2CClient option declarations by @trivikr in #4998
• fix: native WebSocket over H2 server after undici import by @mcollina in #4990
• chore(test): issue 3969 by @rozzilla in #5005
• fix(1270): throw descriptive error when opts.dispatcher–passed instance methods by @rozzilla in #5007
• docs: Change the default value of allowH2 in JSDoc by @7hokerz in #5009
• chore(test): cover issue 5014 by @rozzilla in #5015
• fix: prevent cache dedup key collision via unescaped delimiters by @eddieran in #5013
• fix(proxy agent): respect connectTimeout by @rozzilla in #5011

New Contributors

• @7hokerz made their first contribution in #5009
• @eddieran made their first contribution in #5013

Full Changelog: v8.0.2...v8.0.3

What's Changed

• fix: backport 401 stream-backed body fix to v7.x by @mcollina in #5006

Full Changelog: v7.24.7...v7.24.8

What's Changed

• fix(websocket): fallback to HTTP/1.1 when H2 CONNECT is unavailable by @mcollina in #4966
• fix: release ref by @mcollina in #4965
• ci: reenable shared builtin CI tests by @mcollina in #4967

Full Changelog: v8.0.1...v8.0.2

What's Changed

• Remove legacy handler wrappers by @mcollina in #4786
• fix: isolate global dispatcher v2 and add Dispatcher1Wrapper bridge by @mcollina in #4827
• fix: preserve request statusText and update h2 dispatch tests by @mcollina in #4830
• feat!: enable h2 by default by @metcoder95 in #4828
• fix(cache): preserve short-lived entries for revalidation by @mcollina in #4934
• fix: remove support for non-real Blob objects by @mcollina in #4937
• build(deps): bump github/codeql-action from 4.32.3 to 4.35.1 by @dependabot[bot] in #4953
• Undici 8 by @mcollina in #4916
• build(deps): bump hendrikmuhs/ccache-action from 1.2.19 to 1.2.22 by @dependabot[bot] in #4954
• doc: remove duplicate listItem of RetryHandler.md & RetryHandler.md by @samuel871211 in #4948
• fix: mirror the legacy global dispatcher for built-in fetch by @mcollina in #4962
• fix(websocket/stream): only enqueue parsed messages in WebSocketStream by @colinaaa in #4959

New Contributors

• @colinaaa made their first contribution in #4959

Full Changelog: v7.24.7...v8.0.1

What's Changed

• Remove legacy handler wrappers by @mcollina in #4786
• fix: isolate global dispatcher v2 and add Dispatcher1Wrapper bridge by @mcollina in #4827
• fix: preserve request statusText and update h2 dispatch tests by @mcollina in #4830
• feat!: enable h2 by default by @metcoder95 in #4828
• fix(cache): preserve short-lived entries for revalidation by @mcollina in #4934
• fix: remove support for non-real Blob objects by @mcollina in #4937
• build(deps): bump github/codeql-action from 4.32.3 to 4.35.1 by @dependabot[bot] in #4953
• Undici 8 by @mcollina in #4916

Full Changelog: v7.24.7...v8.0.0

What's Changed

• docs: update broken links in file "Dispatcher.md" by @samuel871211 in #4924
• doc: remove unused parameter redirectionLimitReached by @samuel871211 in #4933
• test: skip flaky macOS Node 20 cookie fetch cases by @mcollina in #4932
• fix(types): align Response with DOM fetch types by @theamodhshetty in #4867
• fix(types): Fix clone method type declaration to be an instance method rather than instance property by @mistval in #4925
• test: skip IPv6 tests when IPv6 is not available by @mcollina in #4939
• fix: correctly handle multi-value rawHeaders in fetch by @mcollina in #4938
• ignore AGENTS.md by @mcollina in #4942

New Contributors

• @samuel871211 made their first contribution in #4924
• @mistval made their first contribution in #4925

Full Changelog: v7.24.6...v7.24.7

What's Changed

• fix(test): client wasm compatible with clang 22 by @rozzilla in #4909
• fix(mock): improve error message when intercepts are exhausted by @travisbreaks in #4912
• fix(websocket): support open diagnostics over h2 by @mcollina in #4921
• fix: assume http/https scheme for scheme-less proxy env vars by @travisbreaks in #4914
• fix(cache): check Authorization on request headers per RFC 9111 §3.5 by @metalix2 in #4911
• fix: wrap kConnector call in try/catch to prevent client hang by @veeceey in #4834
• docs: clarify fetch and FormData pairing by @mcollina in #4922
• fix: support Connection header with connection-specific header names per RFC 7230 by @mcollina in #4775
• fix: avoid prototype collisions in parseHeaders by @mcollina in #4923
• build(deps-dev): bump typescript from 5.9.3 to 6.0.2 by @dependabot[bot] in #4926
• test: auto-init WPT submodule by @mcollina in #4930

New Contributors

• @rozzilla made their first contribution in #4909
• @veeceey made their first contribution in #4834

Full Changelog: v7.24.5...v7.24.6