What's Changed

• Fix demo bootstrap + add long-running demo target by @kamir in #86
• chore(deps): bump sigs.k8s.io/controller-runtime from 0.23.0 to 0.23.1 by @dependabot[bot] in #90
• chore(deps): bump docker/login-action from 3.6.0 to 3.7.0 by @dependabot[bot] in #89
• chore(deps): bump github/codeql-action from 4.31.11 to 4.32.0 by @dependabot[bot] in #88
• chore(deps): bump github/codeql-action from 4.32.1 to 4.32.2 by @dependabot[bot] in #92
• chore(deps): bump github.com/aws/aws-sdk-go-v2/service/s3 from 1.95.1 to 1.96.0 by @dependabot[bot] in #93
• chore(deps): bump go.etcd.io/etcd/server/v3 from 3.6.6 to 3.6.8 by @dependabot[bot] in #103
• chore(deps): bump github.com/modelcontextprotocol/go-sdk from 1.2.0 to 1.3.0 by @dependabot[bot] in #102
• chore(deps): bump k8s.io/client-go from 0.35.0 to 0.35.1 by @dependabot[bot] in #101
• chore(deps): bump google.golang.org/grpc from 1.78.0 to 1.79.1 by @dependabot[bot] in #100
• chore(deps): bump etcd-development/etcd from v3.6.7 to v3.6.8 in /deploy/docker by @dependabot[bot] in #94
• chore(deps): bump docker/build-push-action from 5.4.0 to 6.19.2 by @dependabot[bot] in #95
• chore(deps): bump github/codeql-action from 4.32.2 to 4.32.3 by @dependabot[bot] in #96
• chore(deps): bump github.com/aws/aws-sdk-go-v2/config from 1.32.7 to 1.32.9 by @dependabot[bot] in #108
• chore(deps): bump github.com/aws/aws-sdk-go-v2/credentials from 1.19.7 to 1.19.9 by @dependabot[bot] in #107
• chore(deps): bump github/codeql-action from 4.32.3 to 4.32.4 by @dependabot[bot] in #106
• chore(deps): bump github.com/twmb/franz-go from 1.20.6 to 1.20.7 by @dependabot[bot] in #105
• chore(deps): bump github.com/aws/smithy-go from 1.24.0 to 1.24.1 by @dependabot[bot] in #104
• perf: parallelize S3 segment and index uploads by @klaudworks in #110
• perf: S3 concurrency semaphore and lock-free flush uploads by @klaudworks in #111
• fix: handle orphaned S3 segments gracefully in RestoreFromS3 and Read by @klaudworks in #114
• fix: arm64 images contain amd64 binaries due to hardcoded TARGETARCH default by @klaudworks in #117
• cleanup: remove minio defaults from broker, pass through operator env vars by @klaudworks in #119
• fix: don't block all partitions while one is initializing by @klaudworks in #118
• fix: prevent duplicate offset assignment with etcd lease-based partition ownership by @klaudworks in #123
• fix: route group coordination requests to a single broker to prevent split brain by @klaudworks in #125
• ci: add explicit CodeQL workflow for PR and push by @novatechflow in #116
• feat: fetch partition routing and on-demand metadata refresh by @klaudworks in #126
• fix: move produce tagged fields inside partition loop by @klaudworks in #127
• feat: add KafScale onboarding examples (E10-E50) and developer guide by @kamir in #130
• cleanup / bugfix: replace hand-rolled Kafka wire protocol with franz-go's kmsg by @klaudworks in #132
• fix: broker sends error response instead of dropping connection by @kamir in #133
• feat: add Large File Support (LFS) subsystem by @kamir in #134
• Security by @novatechflow in #135
• Novatechflow/dependabot vuln remediation by @novatechflow in #136
• fix(security): bump pgproto3 to patched pseudo-version by @novatechflow in #137
• Security updates by @novatechflow in #138
• Bdr pitr by @novatechflow in #140
• fix(security): block S3 bucket takeover via unsafe example defaults by @kamir in #139
• Processor durability and processor parallelism by @novatechflow in #144
• fix(broker): widen LIST_GROUPS api versions by @kamir in #142
• docs: add v1.6.0 release notes by @novatechflow in #145
• ci: remove stale lfs-proxy image build by @novatechflow in #146
• ci: build sql processor with go 1.25 by @novatechflow in #147
• ci: build iceberg processor against v1.6.0 by @novatechflow in #148

New Contributors

• @klaudworks made their first contribution in #110

Full Changelog: v1.5.0...v1.6.0

Contributors

• @kamir
• @novatechflow
• @dependabot
• @klaudworks

What's Changed

• chore(deps): bump github/codeql-action from 4.31.10 to 4.31.11 by @dependabot[bot] in #76
• chore(deps): bump actions/checkout from 4.3.1 to 6.0.2 by @dependabot[bot] in #77
• chore(deps): bump sigs.k8s.io/controller-runtime from 0.22.4 to 0.23.0 by @dependabot[bot] in #78
• Auth acl v1.5 by @novatechflow in #80
• fix per-group authz and proxy protocol parsing by @novatechflow in #82
• release: prep v1.5.0 by @kamir in #83
• fix: install git in iceberg processor build by @kamir in #84
• fix: update iceberg processor go.sum for v1.5.0 by @kamir in #85

Full Changelog: v1.4.2...v1.5.0

Contributors

• @kamir
• @novatechflow
• @dependabot

What's Changed

• chore(deps): bump github.com/aws/aws-sdk-go-v2/config from 1.32.6 to 1.32.7 by @dependabot[bot] in #56
• chore(deps): bump github.com/aws/aws-sdk-go-v2/service/s3 from 1.95.0 to 1.95.1 by @dependabot[bot] in #59
• chore(deps): bump github/codeql-action from 3.31.9 to 4.31.10 by @dependabot[bot] in #60
• chore(deps): bump actions/setup-go from 5.6.0 to 6.2.0 by @dependabot[bot] in #61
• chore: update org references by @novatechflow in #62
• Introduce Kafsql by @novatechflow in #64
• chore(deps): bump the go_modules group across 1 directory with 3 updates by @dependabot[bot] in #65
• chore/update org module by @novatechflow in #68
• Fix coordinator broker identity mismatch by @kamir in #69
• Fix/code scanning 76 by @novatechflow in #71
• chore: prep release 1.4.2 by @novatechflow in #72
• fix: bump sql-processor build image to go 1.24 by @novatechflow in #73
• fix: update iceberg processor go.sum by @novatechflow in #74
• fix: tidy iceberg processor module by @novatechflow in #75

Full Changelog: v1.4.0...v1.4.2
Overview: https://github.com/KafScale/platform/blob/main/docs/releases/v1.4.2.md

Contributors

• @kamir
• @novatechflow
• @dependabot

What's Changed

• Add Iceberg processor addon by @novatechflow in https://github.com/novatechflow/kafscale/pull/37
• Support ListOffsets v0-4; fix demo-platform apply by @novatechflow in https://github.com/novatechflow/kafscale/pull/38
• Support Create/DeleteTopics v0-2 with admin gate by @novatechflow in https://github.com/novatechflow/kafscale/pull/39
• Log default env usage in prod by @novatechflow in https://github.com/novatechflow/kafscale/pull/41
• protocol correctness and reliability fixes across broker/proxy/operator paths, improves demo/deployment wiring, and adds a local benchmark suite with a runnable script + Makefile. by @novatechflow in https://github.com/novatechflow/kafscale/pull/45
• Extend metrics wiring and demo/helm config by @novatechflow in https://github.com/novatechflow/kafscale/pull/53

Full Changelog: novatechflow/KafScale@v1.3.0...v1.4.0
Overview: https://github.com/novatechflow/kafscale/blob/main/docs/releases/v1.4.0.md

Contributors

• @novatechflow

v1.3.0

Release date: 2025年12月28日

Highlights

• Fixed advertised broker metadata and added external access e2e coverage (#29).
• Improved Kafka client compatibility (including Java producer) with expanded e2e tests (#28).
• Streamlined Kafka CLI setup by skipping kind image load.

Known limitations

• TLS/SASL authentication is planned for v1.5+ (see roadmap).
• No Kafka transactions, KRaft APIs, or embedded stream processing.

Security fixes

• No known runtime vulnerabilities were fixed in this release.

What's Changed

• Fix advertised broker metadata and external access e2e by @novatechflow in https://github.com/novatechflow/kafscale/pull/30
• Fix/java producer compat by @novatechflow in https://github.com/novatechflow/kafscale/pull/31
• chore: prep v1.3.0 release by @novatechflow in https://github.com/novatechflow/kafscale/pull/33

Full Changelog: novatechflow/KafScale@v1.2.0...v1.3.0

Contributors

• @novatechflow

v1.2.0

Release date: 2025年12月24日

Merry Christmas to everyone 🎄

Highlights

• Multi-region S3 support with AWS CRR integration and consumer reads.
• MCP service added with supporting documentation and test coverage.
• Helm chart/docs refresh and controller-runtime bump to v0.22.4.

Known limitations

• TLS/SASL authentication is planned for v1.5+ (see roadmap).
• No Kafka transactions, KRaft APIs, or embedded stream processing.

Security fixes

• No known runtime vulnerabilities were fixed in this release.

What's Changed

• docs: align release planning by @novatechflow in https://github.com/novatechflow/kafscale/pull/19
• docs: update badges by @novatechflow in https://github.com/novatechflow/kafscale/pull/20
• ops: update helm and docs by @novatechflow in https://github.com/novatechflow/kafscale/pull/22
• chore(deps): bump sigs.k8s.io/controller-runtime from 0.18.0 to 0.22.4 by @dependabot[bot] in https://github.com/novatechflow/kafscale/pull/21
• Add multi-region support in S3 mit AWS CRR und consumer reads by @kamir in https://github.com/novatechflow/kafscale/pull/23
• Add MCP service, docs, and tests by @novatechflow in https://github.com/novatechflow/kafscale/pull/24
• Testing env regression by @novatechflow in https://github.com/novatechflow/kafscale/pull/25
• chore: prep v1.2.0 release by @novatechflow in https://github.com/novatechflow/kafscale/pull/26

New Contributors

• @dependabot[bot] made their first contribution in https://github.com/novatechflow/kafscale/pull/21
• @kamir made their first contribution in https://github.com/novatechflow/kafscale/pull/23

Full Changelog: novatechflow/KafScale@v1.1.0...v1.2.0

Contributors

• @kamir
• @novatechflow
• @dependabot

v1.1.0

Release date: 2025年12月21日

Highlights

• CodeQL fixes for broker logging and safer env parsing.
• Dependency refresh and upstream controller-runtime (no fork).
• Added fuzzing, security, and release-process documentation for best practices.

Known limitations

• TLS/SASL authentication is planned for a future release.
• No Kafka transactions, KRaft APIs, or embedded stream processing.

Security fixes

• No known runtime vulnerabilities were fixed in this release.

What's Changed

• security: address code scanning alerts by @novatechflow in https://github.com/novatechflow/kafscale/pull/17
• docs: add v1.1.0 release notes by @novatechflow in https://github.com/novatechflow/kafscale/pull/18

New Contributors

• @novatechflow made their first contribution in https://github.com/novatechflow/kafscale/pull/17

Full Changelog: novatechflow/KafScale@v1.0.0...v1.1.0

Contributors

• @novatechflow

Kafscale v1.0.0

This is the first stable release of Kafscale, a Kafka‐protocol compatible streaming platform with stateless brokers, S3‐backed durability, and etcd‐backed metadata/offsets. v1.0.0 focuses on core broker compatibility, operational tooling, and observability.

Highlights

• Expanded ops/admin API surface (groups, configs, cleanup, CreatePartitions, DeleteGroups)
• New and improved Prometheus metrics + Grafana dashboard templates
• Added security posture documentation and roadmap alignment
• Strengthened test coverage, including new e2e durability tests and race/vet checks in CI

What’s Included

• Kafka protocol support for produce/fetch, consumer groups, metadata, and admin ops
• Operator‐based Kubernetes deployment flow
• Expanded documentation set (ops, security, architecture, protocol matrix)

Known Limitations

• No TLS/SASL yet (planned for next version)
• No Kafka transactions or KRaft APIs
• No embedded stream processing

Full Changelog: novatechflow/KafScale@v0.9.0-dev.1...v0.9.0-dev.2