Issues

• bug(config): RaftDataDirectory defaults to ./data/raft regardless of DataDirectory

  area:clusteringbug
  Kuestenlogik/Surgewave#196 · Filter by author thomas-stegemann opened on Oct 21, 2026 · M5 — Correctness & durability

• bug(kafka): Java 4.x clients — the classic consumer group fails (SyncGroup v5, Heartbeat v4, LeaveGroup v5), and the wire codecs need a schema conformance check

  area:protocolbugtrack:kafka-compat
  Kuestenlogik/Surgewave#195 · Filter by author thomas-stegemann opened on Oct 21, 2026 · M5 — Correctness & durability

• chore(kafka): small protocol follow-ups from the 2026-06..10 trunk comparison

  area:protocoltrack:kafka-compat
  Kuestenlogik/Surgewave#194 · Filter by author thomas-stegemann opened on Oct 20, 2026 · M5 — Correctness & durability

• feat(share-groups): share.version 2 dead-letter queue and the AlterOffsets epoch bump (KIP-1191, KAFKA-20910)

  area:brokerarea:protocolenhancementtrack:kafka-compat
  Kuestenlogik/Surgewave#193 · Filter by author thomas-stegemann opened on Oct 20, 2026 · M3 — Streams & client parity

• feat(streams): Streams groups v1 — StreamsGroupHeartbeat/Describe v1, API 93, AssignorName, MISSING_CLIENT_TAGS (KIP-1331, KIP-1357)

  area:protocolarea:streamsenhancementtrack:kafka-compat
  Kuestenlogik/Surgewave#192 · Filter by author thomas-stegemann opened on Oct 20, 2026 · M3 — Streams & client parity

• feat(transactions): transaction version 2 (KIP-890 part 2) — EndTxn epoch bump, implicit partition add, and Kafka's EndTxn answers (KAFKA-20785, KAFKA-21181)

  area:brokerbugtrack:kafka-compat
  Kuestenlogik/Surgewave#190 · Filter by author thomas-stegemann opened on Oct 20, 2026 · M5 — Correctness & durability
  1

• Document the public API of the src/ libraries and drop the CS1591/CS1573 suppression

  Task

  Kuestenlogik/Surgewave#185 · Filter by author thomas-stegemann opened on Oct 20, 2026

• Flaky integration test: ControllerFailoverTests.AfterTheControllerDies_TheClusterCanStillCreateATopic

  bug
  Bug

  Kuestenlogik/Surgewave#184 · Filter by author thomas-stegemann opened on Oct 14, 2026

• perf(clustering): re-election and ISR propagation are too slow to assert on within 60s

  Bug

  Kuestenlogik/Surgewave#180 · Filter by author thomas-stegemann opened on Sep 3, 2026 · M5 — Correctness & durability
  1

  

• bug(tests): the replication stall is undone by the metadata log, so the failover class passes by luck

  Bug

  Kuestenlogik/Surgewave#179 · Filter by author thomas-stegemann opened on Sep 3, 2026 · M5 — Correctness & durability
  

• Keep the licence assignment per project and check it in CI

  Feature

  Kuestenlogik/Surgewave#178 · Filter by author thomas-stegemann opened on Sep 3, 2026 · M1 — Hygiene: CI, dependencies, licences
  

• ci: seven sibling repos have no CI at all

  Task

  Kuestenlogik/Surgewave#175 · Filter by author thomas-stegemann opened on Aug 30, 2026 · M1 — Hygiene: CI, dependencies, licences
  

• deps: 12 outdated packages in the main repo

  Task

  Kuestenlogik/Surgewave#174 · Filter by author thomas-stegemann opened on Aug 30, 2026 · M1 — Hygiene: CI, dependencies, licences
  

• deps: the same package is pinned at different versions across the repos

  Task

  Kuestenlogik/Surgewave#173 · Filter by author thomas-stegemann opened on Aug 30, 2026 · M1 — Hygiene: CI, dependencies, licences
  

• feat(clustering): fence a broker that is reachable but not serving

  Feature

  Kuestenlogik/Surgewave#162 · Filter by author thomas-stegemann opened on Aug 27, 2026 · M5 — Correctness & durability
  

• Publish reference assemblies for the commercial packages so their code compiles without shipping the implementation

  area:docs
  Task

  Kuestenlogik/Surgewave#155 · Filter by author thomas-stegemann opened on Aug 25, 2026 · M6 — first stable
  

• Extract the client-side runtime (Core / Protocol / Transport / Client) into its own repository

  area:multiarea:protocol
  Task

  Kuestenlogik/Surgewave#153 · Filter by author thomas-stegemann opened on Aug 24, 2026 · M6 — first stable
  2

  

• Dependency structure: unverified findings for triage

  Feature

  Kuestenlogik/Surgewave#147 · Filter by author thomas-stegemann opened on Aug 19, 2026 · M1 — Hygiene: CI, dependencies, licences
  

• Move the client DI extensions out of the server hosting package

  Task

  Kuestenlogik/Surgewave#146 · Filter by author thomas-stegemann opened on Aug 19, 2026 · M6 — first stable
  

• Gateway duplicates the gRPC contract of Api.Grpc.Server — with visible semantic drift

  Feature

  Kuestenlogik/Surgewave#145 · Filter by author thomas-stegemann opened on Aug 19, 2026 · M6 — first stable
  

• Edge in the main repo is superseded by the Surgewave.Edge sibling repo — migrate and remove

  Feature

  Kuestenlogik/Surgewave#143 · Filter by author thomas-stegemann opened on Aug 19, 2026 · M6 — first stable
  

• bug(plugins): AI quickstart pins a NuGet package id that does not exist

  area:aiarea:cliarea:control
  Bug

  Kuestenlogik/Surgewave#137 · Filter by author thomas-stegemann opened on Aug 6, 2026 · M4 — Protocol plugins & transport
  

• test(broker): cover the RequiresLicense activation gate, /api/license and the Control license client

  area:brokerarea:controlarea:plugin-sdk
  Task

  Kuestenlogik/Surgewave#136 · Filter by author thomas-stegemann opened on Aug 6, 2026 · M4 — Protocol plugins & transport
  

• test(plugins): recommended-plugin catalog, plugins recommend CLI and Control banner ship with zero tests

  area:cliarea:controlarea:plugin-sdk
  Task

  Kuestenlogik/Surgewave#135 · Filter by author thomas-stegemann opened on Aug 6, 2026 · M4 — Protocol plugins & transport
  

• bug: three small findings from the Kafka comparison (CreateTopics overflow, StreamsGroup apiVersion, blocking producer ctor)

  Bug

  Kuestenlogik/Surgewave#133 · Filter by author thomas-stegemann opened on Aug 6, 2026 · M5 — Correctness & durability