3.6.1

What's Changed

• Switch to recently released docker images by @codefromthecrypt in #3824
• Add flatten-maven-plugin for Sonatype Central Portal by @codefromthecrypt in #3825
• Remove outdated BOM warning from dependencyManagement by @codefromthecrypt in #3826
• Update Netty to 4.2.12.Final by @reta in #3831
• Bump armeria to 1.38.0 by @AlexKolpa in #3830

New Contributors

• @AlexKolpa made their first contribution in #3830

Full Changelog: 3.6.0...3.6.1

3.6.0

What's Changed

Zipkin 3.6.0 docker images are now based on JRE 25. Library bytecode are the same versions as before.

Thanks to @reta and @tmurakam for a lot of maintenance especially around OpenSearch support.

Note, we no longer test against the now EOL Elasticsearch 7.x in favor of 8.x and 9.x.

Notable library updates:

• Armeria 1.32.3 -> 1.37.0
• Spring Boot 3.4.5 -> 3.5.12
• Netty 4.1.121.Final -> 4.2.10.Final
• Jackson 2.18.3 -> 2.21.2
• Micrometer 1.14.5 -> 1.16.4

Notable Docker image updates:

• Alpine 3.21.3 -> 3.23.3
• JRE 21.0.7_p6 -> 25.0.2_p10

New Contributors

• @tmurakam made their first contribution in #3809

For fine grained details, see the comparison with 3.5.1.

3.5.1

What's Changed

• Update Spring Boot to 3.4.3 by @reta in #3797
• Routine dependency updates by @reta in #3799
• Dependency and Docker image updates by @reta in #3800
• Update Docker images (and a few dependecy updates) by @reta in #3801

Full Changelog: 3.5.0...3.5.1

3.5.0

What's Changed

Zipkin now supports Apache Pulsar as a span transport, enabled by PULSAR_SERVICE_URL and documented here. Kudos to @CodePrometheus for all the work on this!

We also updated all libraries and docker base layers to latest, fixing all critical CVEs. Thanks to @reta on the continued help keeping things tidy and routinely released!

New Contributors

• @CodePrometheus made their first contribution in #3789

Full Changelog: 3.4.4...3.5.0

3.4.4

What's Changed

• Update Spring Boot to 3.4.1 and other dependency updates by @reta in #3787

Full Changelog: 3.4.3...3.4.4

Zipkin 3.4.3

What's Changed

• Updates to latest maven versions aligned with latest docker images by @codefromthecrypt in #3785

Full Changelog: 3.4.2...3.4.3

Zipkin 3.4.2

Zipkin 3.4.2 is a maintenance release, updating dependency versions to prevent problems such as bugs or CVEs.

Notable library updates:

• Update Spring Boot (address CVEs) and few other dependencies by @reta in #3778
• Update Spring / Netty /Micrometer related dependencies by @reta in #3779
• Routine dependency updates by @reta in #3780

Full Changelog: 3.4.1...3.4.2

Zipkin 3.4.1

Zipkin 3.4.1 is a maintenance release, updating dependency versions to prevent problems such as bugs or CVEs.

Notable library updates:

• Spring Boot 3.3.0 -> 3.3.2
• Armeria 1.28.4 -> 1.29.4

Notable Docker image updates:

• Alpine 3.20.0 -> 3.20.2
• JRE 21.0.3_p9 -> 21.0.4_p7

Thanks also @ceddy4395 for improving our CI setup.

For fine grained details, see the changes since 3.4.0.

Zipkin 3.4

Zipkin 3.4 adds support for OpenSearch v2 using the same ES_ prefixed environment variables used for Elasticsearch. Thanks a lot to @reta for all the engineering that results in this being simple to use!

Note: Zipkin Dependencies 3.2 is the corresponding first release of the dependencies job that supports OpenSearch v2.

Zipkin 3.3.1

Zipkin 3.3.1 is a maintenance release that notably updates to Spring Boot 3.3 and Alpine Linux 3.20.

This also adds the test docker image ghcr.io/openzipkin/zipkin-opensearch2, which is used to test the upcoming Zipkin 3.4 release which will support OpenSearch 2 in addition to existing storage backends.

Notable thanks to @reta on this release!