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• [jira] [Resolved] (KAFKA-20634) Spurious HighWatermarkUpdate failed errors in the group coordinator after partition leadership change David Jacot (Jira)
• [DISCUSS] KIP-1341: Replace <default> placeholder in ConfigEntity#name() with Optional<String> entityName() Ming-Yen Chung
• [jira] [Created] (KAFKA-20659) MirrorMaker Checkpoint and Heartbeat records can accept unsupported versions when assertions are disabled Ruiqi Dong (Jira)
• [jira] [Created] (KAFKA-20658) Cast SMT encodes ByteBuffer BYTES from index 0 instead of remaining bytes Ruiqi Dong (Jira)
• [jira] [Created] (KAFKA-20657) JsonConverter serializes ByteBuffer BYTES values using the backing array Ruiqi Dong (Jira)
• [jira] [Created] (KAFKA-20656) Struct BYTES handling does not normalize ByteBuffer values Ruiqi Dong (Jira)
• [jira] [Created] (KAFKA-20655) Mark KIP-1331 RPCs stable before release Alieh Saeedi (Jira)
• [jira] [Created] (KAFKA-20654) Remove deprecated boolean-isTimestamped methods and the constructors in Dsl{KeyValue,Window,Session}Params Alieh Saeedi (Jira)
• [jira] [Created] (KAFKA-20653) Remove deprecated headerless StateSerdes methods (keyFrom/valueFrom/rawKey/rawValue) Alieh Saeedi (Jira)
• [ANNOUNCE] Apache Kafka 4.2.1 PoAn Yang
  • Re: [ANNOUNCE] Apache Kafka 4.2.1 sunil chaudhari
  • Re: [ANNOUNCE] Apache Kafka 4.2.1 Chia-Ping Tsai
  • Re: [ANNOUNCE] Apache Kafka 4.2.1 Lucas Brutschy via dev
  • Re: [ANNOUNCE] Apache Kafka 4.2.1 Christo Lolov
  • Re: [ANNOUNCE] Apache Kafka 4.2.1 jian fu
  • Re: [ANNOUNCE] Apache Kafka 4.2.1 Jialong Ma
• [PR] MINOR: Fix docker actions [kafka-site] via GitHub
• Request for JIRA Account Jess Jin via dev
  • Re: Request for JIRA Account Lianet Magrans
  • Re: Request for JIRA Account Lianet Magrans
• [PR] MINOR: Fix and add CVE-2026-41115 info [kafka-site] via GitHub
  • Re: [PR] MINOR: Fix and add CVE-2026-41115 info [kafka-site] via GitHub
  • Re: [PR] MINOR: Fix and add CVE-2026-41115 info [kafka-site] via GitHub
  • Re: [PR] MINOR: Fix and add CVE-2026-41115 info [kafka-site] via GitHub
  • Re: [PR] MINOR: Fix and add CVE-2026-41115 info [kafka-site] via GitHub
• CVE-2026-41115: Apache Kafka: Improper Authorization in CONSUMER_GROUP_DESCRIBE API Luke Chen
• [VOTE] KIP-1238: Multipartition for TopologyTestDriver in Kafka Streams Sébastien Viale
  • Re: [VOTE] KIP-1238: Multipartition for TopologyTestDriver in Kafka Streams Bill Bejeck
  • Re: [VOTE] KIP-1238: Multipartition for TopologyTestDriver in Kafka Streams Lucas Brutschy via dev
• [jira] [Created] (KAFKA-20652) Improve/Fix java docs Alieh Saeedi (Jira)
• [jira] [Created] (KAFKA-20651) StandardAuthorizerData.checkSection infinite loop when ACL resource name is a prefix of the queried resource ibenchhida (Jira)
• [jira] [Created] (KAFKA-20650) In combined mode, BrokerServer and ControllerServer each independently called QuotaFactory.instantiate(), which created a separate ClientQuotaCallback instance via reflection for each role. Patrick Allen (Jira)
• Community over Code Glasgow 2026 Hackathon - Next Steps Bowen, Rich
• [jira] [Created] (KAFKA-20649) KIP-1352: Ranges and Range Aggregations in the Kafka Streams DSL Hannes Buseyne (Jira)
• [jira] [Created] (KAFKA-20648) Move Processor to server module Mickael Maison (Jira)
• [jira] [Resolved] (KAFKA-19964) API Versions Response returns minimum metadata version for finalized level when no quorum exists Jira
• [jira] [Resolved] (KAFKA-20639) Move EnvelopeUtils to server module Mickael Maison (Jira)
• [jira] [Resolved] (KAFKA-19528) Release script does not handle doing multiple release candidates Mickael Maison (Jira)
• [Vote] KIP-1326: Include broker static configurations in BrokerRegistrationRequest TaiJu Wu
  • Re: [Vote] KIP-1326: Include broker static configurations in BrokerRegistrationRequest Chia-Ping Tsai
• [jira] [Created] (KAFKA-20647) Add example for Queues for Kafka majialong (Jira)
• [jira] [Created] (KAFKA-20646) Use Locale.ROOT in String.format() calls in tools/ and server-common/ modules Basivi Vanga (Jira)
• [jira] [Created] (KAFKA-20645) Move LogLoaderTest to storage module Mickael Maison (Jira)
• [jira] [Created] (KAFKA-20644) Connect’s RestServer assumes admin.listeners differ from listeners, silently orphaning admin resources when they matc Pavel Zeger (Jira)
• [PR] MINOR: Add 4.2.1 [kafka-site] via GitHub
  • Re: [PR] MINOR: Add 4.2.1 [kafka-site] via GitHub
  • Re: [PR] MINOR: Add 4.2.1 [kafka-site] via GitHub
  • Re: [PR] MINOR: Add 4.2.1 [kafka-site] via GitHub
• [jira] [Resolved] (KAFKA-20638) Use Locale.ROOT in ConsumerGroupCommand.toLowerCase() Chia-Ping Tsai (Jira)
• [jira] [Created] (KAFKA-20643) Share common implementation for downstream offset translation boundary in MirrorMaker offset syncs Jheng-Sing Chen (Jira)
• [PR] Bump hugo-extended from 0.161.1 to 0.162.1 [kafka-site] via GitHub
• [jira] [Created] (KAFKA-20642) Support character ranges in Kafka shell globs Jheng-Sing Chen (Jira)
• [DISCUSS] Apache Kafka 4.3.1 release Bill Bejeck
• [jira] [Created] (KAFKA-20641) ConsumerGroup should clean up the state when a static member temporarily leaves sanghyeok An (Jira)
• [jira] [Created] (KAFKA-20640) Consumer group accepts new classic members when migration policy is disabled David Jacot (Jira)
• [jira] [Created] (KAFKA-20639) Move EnvelopeUtils to server module majialong (Jira)
• [jira] [Created] (KAFKA-20638) se Locale.ROOT in ConsumerGroupCommand.toLowerCase() Basivi Vanga (Jira)
• [PR] MINOR: Add note for 4.3 memory regression [kafka-site] via GitHub
  • Re: [PR] MINOR: Add note for 4.3 memory regression [kafka-site] via GitHub
• Re: [PR] MINOR: KAFKA-20100: Fix broken links in Developer Guide [kafka-site] via GitHub
  • Re: [PR] MINOR: KAFKA-20100: Fix broken links in Developer Guide [kafka-site] via GitHub
• [VOTE]: KIP-1306 Extend ConsumerRebalanceListener with Consumer-aware methods Aditya Kousik
  • Re: [VOTE]: KIP-1306 Extend ConsumerRebalanceListener with Consumer-aware methods Chia-Ping Tsai
  • Re: [VOTE]: KIP-1306 Extend ConsumerRebalanceListener with Consumer-aware methods Andrew Schofield
  • Re: [VOTE]: KIP-1306 Extend ConsumerRebalanceListener with Consumer-aware methods Omnia Ibrahim
  • Re: [VOTE]: KIP-1306 Extend ConsumerRebalanceListener with Consumer-aware methods Aditya Kousik
• [jira] [Created] (KAFKA-20637) Move ForwardingManager to server module Mickael Maison (Jira)
• [jira] [Resolved] (KAFKA-10884) Limit the size of Fetch and FetchSnapshot response based on broker configuration Jira
• [jira] [Created] (KAFKA-20636) Use StreamsTopicFixture for the existing test cases in GroupMetadataManagerTest sanghyeok An (Jira)
• [RESULTS] [VOTE] Release Kafka version 4.2.1 PoAn Yang
• [jira] [Created] (KAFKA-20635) Spurious "Writing records..." failed errors in the group coordinator after partition leadership change David Jacot (Jira)
• [jira] [Created] (KAFKA-20634) Spurious HighWatermarkUpdate failed errors in the group coordinator after partition leadership change David Jacot (Jira)
• [jira] [Resolved] (KAFKA-18138) The controller must add all extant brokers to BrokerHeartbeatTracker when activating Kamal Chandraprakash (Jira)
• [jira] [Created] (KAFKA-20633) Update the default value of remote copy lag bytes Kamal Chandraprakash (Jira)
• [VOTE] KIP-1320: Deprecate Utils, ByteBufferInputStream, and ByteBufferOutputStream and introduce internal replacements Eric Chang
• [jira] [Resolved] (KAFKA-20167) Introduce CloseOptions.DEFAULT for Kafka Streams Lucas Brutschy (Jira)
• [DISCUSS] KIP-1352: Ranges and Range Aggregations in the Kafka Streams DSL Hannes Buseyne
• [jira] [Created] (KAFKA-20632) Code preparation and refactoring Nikita Shupletsov (Jira)
• [jira] [Created] (KAFKA-20631) Add "logical clients" concept Matthias J. Sax (Jira)
• [jira] [Resolved] (KAFKA-19648) KIP-1170: Unify cluster metadata bootstrapping Jira
• [jira] [Created] (KAFKA-20630) Add documentation for topology description plugin feature Alieh Saeedi (Jira)
• [jira] [Created] (KAFKA-20629) Add ducktape system tests for topology description plugin Alieh Saeedi (Jira)
• [jira] [Created] (KAFKA-20628) TimeoutException cascades in Connect due to PartitionLeaderCache stale entries Hector Geraldino (Jira)
• [jira] [Created] (KAFKA-20627) Add broker integration tests for topology description plugin Alieh Saeedi (Jira)
• [jira] [Created] (KAFKA-20626) Add topology description to Admin client, DescribeStreamsGroups handler, and CLI tools Alieh Saeedi (Jira)
• [jira] [Created] (KAFKA-20625) Add StreamsGroupTopologyDescriptionRequestManager and Streams client topology push Alieh Saeedi (Jira)
• [jira] [Created] (KAFKA-20624) Wire topology description plugin into GroupCoordinatorService — read path (describe) and broker wiring Alieh Saeedi (Jira)
• [jira] [Created] (KAFKA-20623) Wire topology description plugin into GroupCoordinatorService Alieh Saeedi (Jira)
• [jira] [Created] (KAFKA-20622) Define StreamsGroupTopologyDescriptionPlugin SPI and InMemoryTopologyDescriptionPlugin Alieh Saeedi (Jira)
• [jira] [Created] (KAFKA-20621) Add StoredTopologyEpoch and LastFailedTopologyEpoch to StreamsGroup model and metadata record Alieh Saeedi (Jira)
• [jira] [Created] (KAFKA-20620) Add StreamsGroupTopologyDescriptionUpdate RPC schema and extend StreamsGroupDescribe/Heartbeat Alieh Saeedi (Jira)
• [jira] [Resolved] (KAFKA-17871) Source task source offset reads can block herder task cancellation Viktor Somogyi-Vass (Jira)
• [jira] [Created] (KAFKA-20619) ClusterTests may report Thread leak detected: Cleaner-0, Cleaner-1 Edoardo Comar (Jira)
• [jira] [Created] (KAFKA-20618) Streams Group Topology Description Plugin Alieh Saeedi (Jira)
• [PR] MINOR: Remove outdated note for streams group protocol in 4.2 docs [kafka-site] via GitHub
  • Re: [PR] MINOR: Remove outdated note for streams group protocol in 4.2 docs [kafka-site] via GitHub
• [jira] [Created] (KAFKA-20617) kafka-storage.sh should disallow invalid cluster ids Gaurav Narula (Jira)
• [VOTE] KIP-1331: Streams Group Topology Description Plugin Lucas Brutschy via dev
  • Re: [VOTE] KIP-1331: Streams Group Topology Description Plugin Andrew Schofield
  • Re: [VOTE] KIP-1331: Streams Group Topology Description Plugin Frank Chi via dev
  • Re: [VOTE] KIP-1331: Streams Group Topology Description Plugin Bill Bejeck
  • Re: [VOTE] KIP-1331: Streams Group Topology Description Plugin Sanghyeok An
  • Re: [VOTE] KIP-1331: Streams Group Topology Description Plugin David Jacot via dev
  • Re: [VOTE] KIP-1331: Streams Group Topology Description Plugin Matthias J. Sax
  • Re: [VOTE] KIP-1331: Streams Group Topology Description Plugin Lucas Brutschy via dev
• [DISCUSS] Tightening time-based releases Matthias J. Sax
  • Re: [DISCUSS] Tightening time-based releases Andrew Schofield
  • Re: [DISCUSS] Tightening time-based releases Bill Bejeck
  • Re: [DISCUSS] Tightening time-based releases Ismael Juma
  • Re: [DISCUSS] Tightening time-based releases Christo Lolov
  • Re: [DISCUSS] Tightening time-based releases Matthias J. Sax
  • Re: [DISCUSS] Tightening time-based releases Chia-Ping Tsai
  • Re: [DISCUSS] Tightening time-based releases Christo Lolov
  • Re: [DISCUSS] Tightening time-based releases Chia-Ping Tsai
• [VOTE] KIP-1307: SerDe and Interceptor metrics Aditya Kousik
• [VOTE] KIP-1308: Extend Header API for Common Value Types Aditya Kousik
• [PR] KAFKA-20335: Sync 4.3 KIP-1271 Streams docs from apache/kafka [kafka-site] via GitHub
  • Re: [PR] KAFKA-20335: Sync 4.3 KIP-1271 Streams docs from apache/kafka [kafka-site] via GitHub
  • Re: [PR] KAFKA-20335: Sync 4.3 KIP-1271 Streams docs from apache/kafka [kafka-site] via GitHub
  • Re: [PR] KAFKA-20335: Sync 4.3 KIP-1271 Streams docs from apache/kafka [kafka-site] via GitHub
• [PR] Bump hugo-extended from 0.161.1 to 0.162.0 [kafka-site] via GitHub
  • Re: [PR] Bump hugo-extended from 0.161.1 to 0.162.0 [kafka-site] via GitHub
  • Re: [PR] Bump hugo-extended from 0.161.1 to 0.162.0 [kafka-site] via GitHub
• [DISCUSS] Kafka 4.3.1 bug-fix release Bill Bejeck
  • Re: [DISCUSS] Kafka 4.3.1 bug-fix release Andrew Schofield
• [jira] [Resolved] (KAFKA-16876) TaskManager.handleRevocation doesn't handle errors thrown from task.prepareCommit Ziyun Fu (Jira)
• [jira] [Created] (KAFKA-20616) Close-path leaks in RocksDBStore cause native memory growth that eventually leads to OOM Bill Bejeck (Jira)
• [jira] [Created] (KAFKA-20615) Benchmark restore-path pause-resume toggle frequency to evaluate a lower resume threshold Muralidhar Basani (Jira)
• [VOTE] KIP-1289: Support Transactional Acknowledgments for Share Groups Shekhar Prasad Rajak via dev
  • Re: [VOTE] KIP-1289: Support Transactional Acknowledgments for Share Groups Andrew Schofield
• [PR] MINOR: Improve formatting for streams compatibility matrix, and add 4.3.x [kafka-site] via GitHub
  • Re: [PR] MINOR: Improve formatting for streams compatibility matrix, and add 4.3.x [kafka-site] via GitHub
  • Re: [PR] MINOR: Improve formatting for streams compatibility matrix, and add 4.3.x [kafka-site] via GitHub
• [PR] MINOR: Add documentation for the num-keys metric introduced by KIP-1250 [kafka-site] via GitHub
  • Re: [PR] MINOR: Add documentation for the num-keys metric introduced by KIP-1250 [kafka-site] via GitHub
• [PR] Remove outdated note streams group protocol [kafka-site] via GitHub
  • Re: [PR] MINOR: Remove outdated note for streams group protocol [kafka-site] via GitHub
• [jira] [Created] (KAFKA-20614) KIP-1351: Add --cancel-all to kafka-reassign-partitions Manan Gupta (Jira)
• [DISCUSS] KIP-1351: Add --cancel-all to kafka-reassign-partitions Manan Gupta
• native docker image and SASL_PLAIN support (blocker?) Stanislav Kozlovski
  • Re: native docker image and SASL_PLAIN support (blocker?) Mickael Maison
• [jira] [Created] (KAFKA-20613) Copy records in DLQ records Sushant Mahajan (Jira)
• [jira] [Created] (KAFKA-20612) Share group DLQ metrics Sushant Mahajan (Jira)
• [jira] [Created] (KAFKA-20611) Integration of dlq manager with QFK code Sushant Mahajan (Jira)
• [jira] [Created] (KAFKA-20610) Abstract ReplicaManager dependency from SharePartition Apoorv Mittal (Jira)
• [jira] [Created] (KAFKA-20609) Use the lastModifiedTime to replace furture timestamp in deleting retentions Chia-Ping Tsai (Jira)
• RE: Re: [DISCUSS] KIP-1201: Add disk threshold strategy to prevent disk full failure Amin Borjian
  • RE: [DISCUSS] KIP-1201: Add disk threshold strategy to prevent disk full failure Iman Sahebi
• Share groups and max.poll.records Jack Vanlightly
  • Re: Share groups and max.poll.records Andrew Schofield
• [jira] [Created] (KAFKA-20608) classic consumer static member rejoin can fail with GroupMaxSizeReachedException at max size sanghyeok An (Jira)
• [jira] [Created] (KAFKA-20607) the version examine should include _index.md file Chia-Ping Tsai (Jira)
• [jira] [Created] (KAFKA-20606) Using a Map<String, String> to replace Properties in the configuration propagation flow Chia-Ping Tsai (Jira)
• [VOTE] KIP-1335: Bounded concurrency for partition reassignment via kafka-reassign-partitions.sh Manan Gupta
  • Re: [VOTE] KIP-1335: Bounded concurrency for partition reassignment via kafka-reassign-partitions.sh Kamal Chandraprakash
• [jira] [Resolved] (KAFKA-20605) upgrade gradle action to enable the CI Chia-Ping Tsai (Jira)
• [jira] [Created] (KAFKA-20605) upgrade gradle action to enable the CI Chia-Ping Tsai (Jira)
• [jira] [Created] (KAFKA-20604) KIP-1348: Complete Built-in Exception Handler Symmetry with LogAndContinueProductionExceptionHandler Ankur Sinha (Jira)
• [jira] [Created] (KAFKA-20603) Replace MemoryLRUCache restoring flag with restore lifecycle hooks Muralidhar Basani (Jira)
• [DISCUSS] KIP-1349 : Configurable snapshot frequency for share groups Muralidhar Basani via dev
  • Re: [DISCUSS] KIP-1349 : Configurable snapshot frequency for share groups Sushant Mahajan
  • Re: [DISCUSS] KIP-1349 : Configurable snapshot frequency for share groups Muralidhar Basani via dev
• [DISCUSS] KIP-1350: Expose Streams Group Heartbeat Statuses as Kafka Streams Metrics Sanghyeok An
  • RE: [DISCUSS] KIP-1350: Expose Streams Group Heartbeat Statuses as Kafka Streams Metrics Sanghyeok An
  • Re: [DISCUSS] KIP-1350: Expose Streams Group Heartbeat Statuses as Kafka Streams Metrics Sanghyeok An
• [jira] [Created] (KAFKA-20602) DLQ topic creation has 3 issues: indefinite hang, wrong log level, interrupt not restored Pavel Zeger (Jira)
• [ANNOUNCE] Apache Kafka 4.3.0 Mickael Maison
  • Re: [ANNOUNCE] Apache Kafka 4.3.0 Chia-Ping Tsai
• [VOTE] KIP-1315: Split Connector Listing and Expanded Views in the Connect REST API nileshkumar3
• [PR] MINOR: Set 4.3.0 release date in downloads [kafka-site] via GitHub
  • Re: [PR] MINOR: Set 4.3.0 release date in downloads [kafka-site] via GitHub
• [jira] [Resolved] (KAFKA-19893) Reduce tiered storage redundancy with delayed upload Kamal Chandraprakash (Jira)
• Subject: [DISCUSS] KIP-1329: ListClientConnections Admin API Beyene, Mehari
  • Re: Subject: [DISCUSS] KIP-1329: ListClientConnections Admin API Beyene, Mehari
• [jira] [Resolved] (KAFKA-19620) Move AutoTopicCreationManager to server module Chia-Ping Tsai (Jira)
• [jira] [Resolved] (KAFKA-18810) Flaky test: ClientIdQuotaTest.testQuotaOverrideDelete Chia-Ping Tsai (Jira)
• [DISCUSS] KIP-1348: Complete Built-in Exception Handler Symmetry with LogAndContinueProductionExceptionHandler Ankur Sinha
• [PR] MINOR: Add 4.3.0 to Downloads page [kafka-site] via GitHub
  • Re: [PR] MINOR: Add 4.3.0 to Downloads page [kafka-site] via GitHub
  • Re: [PR] MINOR: Add 4.3.0 to Downloads page [kafka-site] via GitHub
  • Re: [PR] MINOR: Add 4.3.0 to Downloads page [kafka-site] via GitHub
  • Re: [PR] MINOR: Add 4.3.0 to Downloads page [kafka-site] via GitHub
• [RESULTS] [VOTE] Release Kafka version 4.3.0 Mickael Maison
• [DISCUSS] KIP-1343: Allow opt-in leader-only acknowledgement in DeleteRecords TaiJu Wu
  • Re: [DISCUSS] KIP-1343: Allow opt-in leader-only acknowledgement in DeleteRecords Chia-Ping Tsai
  • Re: [DISCUSS] KIP-1343: Allow opt-in leader-only acknowledgement in DeleteRecords TaiJu Wu
• [jira] [Created] (KAFKA-20601) ConsumerGroup static member rejoin can fail with GroupMaxSizeReachedException at max size sanghyeok An (Jira)
• [jira] [Resolved] (KAFKA-20600) Move AuthHelper.scala to server module Mickael Maison (Jira)
• [jira] [Created] (KAFKA-20600) Move AuthHelper.scala to server module Sushant Mahajan (Jira)
• [jira] [Resolved] (KAFKA-4320) Log compaction docs update Mickael Maison (Jira)
• [jira] [Resolved] (KAFKA-18766) Docs: Make usage of allow.everyone.if.no.acl.found config clearer Mickael Maison (Jira)
• Query on AI-Assisted Code Generation Guidelines Aldan Basil Brito (Nokia) via dev
  • Re: Query on AI-Assisted Code Generation Guidelines Mickael Maison
• [jira] [Resolved] (KAFKA-20565) Flaky testAutoCommitSentBeforePositionUpdate Chia-Ping Tsai (Jira)
• [VOTE] KIP-1299 Use key range in ProducerPerformance 黃竣陽
  • Re: [VOTE] KIP-1299 Use key range in ProducerPerformance Chia-Ping Tsai
  • Re: [VOTE] KIP-1299 Use key range in ProducerPerformance Chia-Ping Tsai
  • Re: [VOTE] KIP-1299 Use key range in ProducerPerformance PoAn Yang
  • Re: [VOTE] KIP-1299 Use key range in ProducerPerformance TengYao Chi
  • Re: [VOTE] KIP-1299 Use key range in ProducerPerformance 黃竣陽

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