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2026-06-08 20:03:00
reactor-netty

v1.3.6

Reactor Netty 1.3.6 is part of 2025.0.6 Release Train.

What's Changed

⚠️ Update considerations and deprecations

  • Tweak DNS resolver channel allocation strategy by @violetagg in #4230

✨ New features and improvements

  • Depend on Reactor Core v3.8.6 by @violetagg in 511a3b6ef87c2d87da1544bcd669d7251d1035a7, see release notes
  • Depend on Netty v4.2.15.Final by @violetagg in #4237
  • Remove multipart exception from isSelfDefinedMessageLength for keep-alive by @violetagg in #4200
  • Store HTTP/2 websocket CONNECT :protocol/:path in channel attributes by @violetagg in #4202
  • Update HTTP/3 configuration by @violetagg in 1a4c4221afd7deb62e95a17a3d32795481d2f9df

🐞 Bug fixes

  • Fix keep-alive race when creating HttpServerOperations by @koisyu in #4189
  • Fix HTTP/3 connection pool drain when server replenishes streams to same level by @violetagg in #4193
  • Fix missing metrics for AdaptiveByteBufAllocator by @lukas-riedler-dynatrace in #4217
  • Throw DecoderException with hostname when SNI AsyncMapping resolves to null by @kwondh5217 in #4212
  • Refine header handling during redirects by @violetagg in e7ef551eead84ba465324531683fafa03ab96ee9

📖 Documentation

  • Add WebSocket echo server example by @Yelagandula in #4177
  • Document TCP/UDP metrics remote.address tag cardinality by @violetagg in #4201

New Contributors

  • @koisyu made their first contribution in #4189
  • @Yelagandula made their first contribution in #4177
  • @lukas-riedler-dynatrace made their first contribution in #4217
  • @kwondh5217 made their first contribution in #4212

Full Changelog: https://github.com/reactor/reactor-netty/compare/v1.3.5...v1.3.6

2026-06-08 16:57:39
reactor-netty

v1.2.18

Reactor Netty 1.2.18 is part of 2024.0.18 Release Train. This is the last release of 1.2.x, as 2024.0.x Release Train is going out of OSS support. For the next steps, check our support policy.

What's Changed

⚠️ Update considerations and deprecations

  • Tweak DNS resolver channel allocation strategy by @violetagg in #4230

✨ New features and improvements

  • Depend on Reactor Core v3.7.19 by @violetagg in c753da48febe3ea28b19bb1cf64ba3b377f1a820, see release notes
  • Depend on Netty v4.1.135.Final by @violetagg in #4240
  • Store HTTP/2 websocket CONNECT :protocol/:path in channel attributes by @violetagg in #4202

🐞 Bug fixes

  • Fix keep-alive race when creating HttpServerOperations by @koisyu in #4189
  • Throw DecoderException with hostname when SNI AsyncMapping resolves to null by @kwondh5217 in #4212
  • Refine header handling during redirects by @violetagg in e7ef551eead84ba465324531683fafa03ab96ee9

New Contributors

  • @koisyu made their first contribution in #4189

Full Changelog: https://github.com/reactor/reactor-netty/compare/v1.2.17...v1.2.18

2026-04-14 17:07:14
reactor-netty

v1.3.5

Reactor Netty 1.3.5 is part of 2025.0.5 Release Train.

What's Changed

✨ New features and improvements

  • Depend on Reactor Core v3.8.5 by @violetagg in b68dacab12f5ff46575f9009f34ea676a212879d, see release notes
  • Depend on Netty v4.2.12.Final by @violetagg in #4167
  • Depend on Netty QUIC Codec v0.0.75.Final by @violetagg in #4148
  • Depend on Brave v6.3.1 by @dependabot[bot] in #4159
  • Optimise uri construction with baseUrl in HttpClientHandler by @violetagg in #4130
  • Optimise UriEndpoint#toSocketAddressStringWithoutDefaultPort by @violetagg in #4131
  • Store resolved SocketAddress in UriEndpoint for absolute URLs by @violetagg in #4132
  • Lazily compute HttpClientOperations#resourceUrl by @violetagg in #4135
  • Pre-compute path in UriEndpoint when URI is provided by @violetagg in #4136
  • Cleanup HTTP/2 WebSocket extension handlers by @violetagg in #4152
  • Optimise Flux body accumulation for GET/HEAD/DELETE requests by @violetagg in #4164
  • Fix HTTP/3 connection pool max streams handling by @violetagg in #4182

🐞 Bug fixes

  • Ensure connection concurrency and acquired counters are updated before delivering the slot by @violetagg in #4179
  • Fix StackOverflowError in ServerTransport graceful shutdown by @violetagg in #4181
  • Fix invalidated connection reuse in Http2Pool by @violetagg in #4180

New Contributors

  • @Junuu made their first contribution in #4137

Full Changelog: https://github.com/reactor/reactor-netty/compare/v1.3.4...v1.3.5

2026-04-14 15:35:14
reactor-netty

v1.2.17

Reactor Netty 1.2.17 is part of 2024.0.17 Release Train.

What's Changed

✨ New features and improvements

  • Depend on Reactor Core v3.7.18 by @violetagg in 9f6f3e0ee844982a5332b6e4892f38e97e11c8e2, see release notes
  • Depend on Netty v4.1.132.Final by @violetagg in #4162
  • Depend on Netty QUIC Codec v0.0.75.Final by @violetagg in #4148
  • Optimise uri construction with baseUrl in HttpClientHandler by @violetagg in #4130
  • Optimise UriEndpoint#toSocketAddressStringWithoutDefaultPort by @violetagg in #4131
  • Store resolved SocketAddress in UriEndpoint for absolute URLs by @violetagg in #4132
  • Lazily compute HttpClientOperations#resourceUrl by @violetagg in #4135
  • Pre-compute path in UriEndpoint when URI is provided by @violetagg in #4136
  • Cleanup HTTP/2 WebSocket extension handlers by @violetagg in #4152

🐞 Bug fixes

  • Fix StackOverflowError in ServerTransport graceful shutdown by @violetagg in #4181

Full Changelog: https://github.com/reactor/reactor-netty/compare/v1.2.16...v1.2.17

2026-03-10 19:15:40
reactor-netty

v1.3.4

Reactor Netty 1.3.4 is part of 2025.0.4 Release Train.

What's Changed

✨ New features and improvements

  • Depend on Reactor Core v3.8.4 by @chemicL in 53e8319e6fc66e101c3b52fc3a1267a891d1aeff, see release notes
  • Avoid DefaultChannelId generation for DisposedChannel by @violetagg in #4095
  • Push-based maxConcurrentStreams update via SETTINGS frame handler by @violetagg in #4106
  • Add configurable maxLifeTime with per-resource variance by @violetagg in #4111
  • Add Http2AllocationStrategy#streamBatchSize for batched stream dispatching by @violetagg in #4114
  • Override isSharable() explicitly to avoid annotation lookup by @violetagg in #4120
  • Add fast-path short-circuit for is100ContinueExpected check by @violetagg in #4123
  • Cache resolved HttpHeadersFactory instances to avoid repeated allocation by @violetagg in #4124

🐞 Bug fixes

  • Add FlushConsolidationHandler to H2C upgrade pipeline by @violetagg in #4097
  • Fix Http2Pool returning connection to the pool before H2C upgrade completes by @violetagg in #4098
  • Fix Http2Pool ACQUIRED counter not rolled back when deliver is rejected by @violetagg in #4099
  • Fix HttpClient#proxyWhen to use NoopAddressResolverGroup by @violetagg in #4104

Full Changelog: https://github.com/reactor/reactor-netty/compare/v1.3.3...v1.3.4

2026-03-10 17:21:27
reactor-netty

v1.2.16

Reactor Netty 1.2.16 is part of 2024.0.16 Release Train.

What's Changed

✨ New features and improvements

  • Depend on Reactor Core v3.7.17 by @chemicL in 98eb2718b3892d9409b419ebd8abe6b8691900ff, see release notes
  • Override isSharable() explicitly to avoid annotation lookup by @violetagg in #4120
  • Add fast-path short-circuit for is100ContinueExpected check by @violetagg in #4123
  • Cache resolved HttpHeadersFactory instances to avoid repeated allocation by @violetagg in #4124

🐞 Bug fixes

  • Add FlushConsolidationHandler to H2C upgrade pipeline by @violetagg in #4097
  • Fix HttpClient#proxyWhen to use NoopAddressResolverGroup by @violetagg in #4104

Full Changelog: https://github.com/reactor/reactor-netty/compare/v1.2.15...v1.2.16

2026-02-10 18:25:29
reactor-netty

v1.3.3

Reactor Netty 1.3.3 is part of 2025.0.3 Release Train.

What's Changed

✨ New features and improvements

  • Depend on Reactor Core v3.8.3 by @violetagg in 0e5b3519c7c3ff9374985b3f1f1f179b4b98b42c, see release notes
  • Depend on Netty v4.2.10.Final by @violetagg in #4091
  • Improve Http2Pool connection reuse for concurrent acquires by @zimatars in #4051
  • Refactor Http2Pool max concurrent streams calculation by @violetagg in #4061
  • Remove deprecated EventLoopGroup checks from supportGroup() by @violetagg in #4084
  • Optimise HttpServerRequest#timestamp by using Instant internally with lazy ZonedDateTime conversion by @violetagg in #4090

🐞 Bug fixes

  • Fix race condition in pending acquire timer management by @violetagg in #4073
  • Fix incorrect channel factory selection for custom EventLoopGroups by @j-bahr in #4074

📖 Documentation

  • Add Http2AllocationStrategy documentation and improve javadoc by @violetagg in #4093

Full Changelog: https://github.com/reactor/reactor-netty/compare/v1.3.2...v1.3.3

2026-02-10 17:47:26
reactor-netty

v1.2.15

Reactor Netty 1.2.15 is part of 2024.0.15 Release Train.

What's Changed

✨ New features and improvements

  • Depend on Reactor Core v3.7.16 by @violetagg in 5aa16ed06f02da124842cd6e5f37ed66ef67caf2, see release notes
  • Depend on Netty v4.1.131.Final by @violetagg in #4092

🐞 Bug fixes

  • Fix race condition in pending acquire timer management by @violetagg in #4073

Full Changelog: https://github.com/reactor/reactor-netty/compare/v1.2.14...v1.2.15

2026-01-13 21:01:06
reactor-netty

v1.3.2

Reactor Netty 1.3.2 is part of 2025.0.2 Release Train.

What's Changed

✨ New features and improvements

  • Depend on Reactor Core v3.8.2 by @chemicL in afef745dc904acd3f3efee192d7457c4c1b3f829, see release notes
  • Depend on Netty v4.2.9.Final by @violetagg in #4037
  • Enable auto-read in HTTP client error and completion paths by @violetagg in #4029
  • Add ConnectionProvider#evictInBackground overload with Scheduler parameter by @eze210 in #4038
  • Add maxConnections configuration to HttpServer by @raccoonback in #4030
  • Convert ByteBuf directly to Http2DataFrame instead of wrapping in DefaultHttpContent by @violetagg in #4045

🐞 Bug fixes

  • Fix HTTP protocol version logging for HTTP/2 and HTTP/3 by @violetagg in #4031

New Contributors

  • @eze210 made their first contribution in #4039

Full Changelog: https://github.com/reactor/reactor-netty/compare/v1.3.1...v1.3.2

2026-01-13 18:40:25
reactor-netty

v1.2.14

Reactor Netty 1.2.14 is part of 2024.0.14 Release Train.

What's Changed

✨ New features and improvements

  • Depend on Reactor Core v3.7.15 by @chemicL in f95f56562b0f6ffe2d3f6ab1d0f983af60e3cb8d, see release notes
  • Depend on Netty v4.1.130.Final by @violetagg in #4032
  • Enable auto-read in HTTP client error and completion paths by @violetagg in #4029

🐞 Bug fixes

  • Fix HTTP protocol version logging for HTTP/2 and HTTP/3 by @violetagg in #4031

Full Changelog: https://github.com/reactor/reactor-netty/compare/v1.2.13...v1.2.14