• Provide advance warning of the deprecation and forthcoming removal of OpenTelemetry's ZipkinSpanExporter #49557
• Tomcat's default max part count is too low in 4.1 #49312

• Introduce Generic AMQP 1.0 client support #49621
• Rename spring-boot-amqp to spring-boot-rabbitmq #49620
• Add support for SslBundles to OTLP metrics export #49590
• Add support for SslBundles to OTLP traces export #49584
• Add support for SslBundles to OTLP logging export #49583
• Add more fine-grained support for selecting metric exemplars #49572
• Add property to disable the OpenTelemetry SDK #49564
• Add properties to select OpenTelemetry's sampler #49548
• Configure BootBuildInfo task created using the DSL as a src dir of the main source set's resources #49547
• Add properties to configure BatchLogRecordProcessor #49543
• Add type-safe binding support for gPRC service config #49540
• Add auto-configuration for OTLP exemplars #49538
• Output Docker Compose's logs when start or up fails #49423
• Provide protobuf gradle plugin support #49369
• Provide protobuf-maven-plugin configuration in the starter parent POM #49353
• Add FailureAnalyzedException to reduce the number of internal FailureAnalyzers required #49320
• Add more styling support to the Logback and Log4j2 color converters #49285
• Create reusable default TaskScheduler configuration #49280
• Update TestRestTemplate's default cookie handling to match RestTemplate's #49261
• Add Spring gRPC server and client observation support #49056
• Fail gRPC servlet applications if server.http2.enabled is not enabled #49050
• Add Spring gRPC Server Health Check Support #49048
• Add Spring gRPC server and client security support #49047
• Add Spring gRPC Testing Support #49046
• Add Spring gRPC Client Support #49045
• Add Spring gRPC Server Support #49044
• Add support for Spring gRPC #49043
• Add builder customizer for SpringOpaqueTokenIntrospector and SpringReactiveOpaqueTokenIntrospector #49029
• Deprecate LiveReload support for removal #48971
• Add SSL support to auto-configuration for RabbitMQ Streams #48960
• Allow empty objects to be loaded from YAML #48958
• Support binding of default properties when an empty property is defined #48920
• Auto-configure Jackson mapper beans with a bean-based HandlerInstantiator #48711
• Add support for auto-configuring ExpressionJwtGrantedAuthoritiesConverter #48490
• Deprecate RootUriTemplateHandler in favor of DefaultUriBuilderFactory #48350
• Add Log4j2 rolling policy configuration #47260
• Enable auto-configuration of OAuth2 resource server machinery in a non-webapp #43978
• Add support for Spring Batch MongoDB #43236

• EndpointRequest request matcher for health groups is too complex #49650
• "/cloudfoundryapplication" web path is not limited to Actuator #49647
• Fix EndpointRequest.toLinks() when base-path is '/' #49618
• Docker fails when a 'tcp://' address ends with a slash (for example 'tcp://docker:2375/') #49597
• RSocket exposes duplicate endpoint for websocket setups #49595
• Failure analysis for a missing mail sender is misleading #49585
• Dependency management for HttpClient5 misses httpclient5-observation #49553
• SpringBootContextLoader mentions class that no longer exists in message for classes or locations assertion #49536
• Missing starter for spring-boot-restdocs #49524
• Ordering of 'spring.config.import' is inconsistent when defined in environment or system properties #49483
• "spring.main.cloud-platform=none" does not disable cloud features #49480
• SSL support with Docker Compose does not work as documented #49386
• NoSuchMethodException when forcing the use of Log4J2LoggingSystem using org.springframework.boot.logging.LoggingSystem system property #49384
• ErrorPageRegistrarBeanPostProcessor is not auto-configured in war deployments and the ErrorPageCustomizer is not applied #49380
• Auto-configuration overrides authorization server configuration applied by Customizer beans #49379
• Using @AutoConfigureWebTestClient prevents separate configuration of spring.test.webtestclient.timeout from taking effect #49345
• Several reactive starters do not depend on spring-boot-reactor #49335
• HTTP Service Interface Client doesn't work in a native image due to missing property binding #49326
• RouterFunctions descriptions in Actuator do not support nesting #49303
• Maven plugin does not set '-parameters' option when processing AOT code #49296

• Document support for Java 26 #49605
• List all supported colors when describing color-coded log output #49563
• Improve EndpointRequest matcher documentation #49521
• Clarify that running is the only supported input state when triggering a Quartz job through the Actuator endpoint #49515
• Document security considerations for forwarded headers in cloud deployments #49511
• Tutorial in the reference guide has outdated instructions #49430
• Document additional repositories required for shibboleth.net #49393
• Javadoc of JettyHttpClientBuilder refers to the wrong type #49388
• Example spring-devtools.properties file is shown in the wrong format #49363
• Clarify inferred relationships between OAuth 2 registrations and providers #49328
• Mention using org.springframework.boot.aot Gradle plugin directly for AOT processing with the JVM #49322
• Remove superfluous semi-colon from read timeout configuration example for HTTP service interface clients #49313
• Update CLI's INSTALL.txt to reflect Groovy no longer being bundled #49299
• JDK requirement for the CLI still refers to Java 8 #49294
• Java and Kotlin samples of an environment post processor are inconsistent #49288
• Configuration properties changelog is incomplete as the list of modules is applied for 4.0 only #49273

• Upgrade to Artemis 2.52.0 #49485
• Upgrade to Byte Buddy 1.18.7 #49486
• Upgrade to Commons Logging 1.3.6 #49549
• Upgrade to DB2 JDBC 12.1.4.0 #49550
• Upgrade to Elasticsearch Client 9.3.1 #49447
• Upgrade to Flyway 12.1.1 #49633
• Upgrade to Hibernate 7.2.7.Final #49611
• Upgrade to HttpCore5 5.4.2 #49489
• Upgrade to Infinispan 16.1.2 #49626
• Upgrade to Jackson 2 Bom 2.21.1 #49329
• Upgrade to Jackson Bom 3.1.0 #49330
• Upgrade to Jakarta XML WS 4.0.3 #49490
• Upgrade to JBoss Logging 3.6.3.Final #49634
• Upgrade to Jedis 7.4.0 #49566
• Upgrade to Jetty 12.1.7 #49491
• Upgrade to Kotlin 2.3.20 #49613
• Upgrade to Lettuce 7.5.0.RELEASE #49449
• Upgrade to Liquibase 5.0.2 #49492
• Upgrade to Lombok 1.18.44 #49577
• Upgrade to Maven Failsafe Plugin 3.5.5 #49493
• Upgrade to Maven Resources Plugin 3.5.0 #49494
• Upgrade to Maven Shade Plugin 3.6.2 #49495
• Upgrade to Maven Surefire Plugin 3.5.5 #49496
• Upgrade to Micrometer 1.17.0-M3 #49435
• Upgrade to Micrometer Tracing 1.7.0-M4 #49436
• Upgrade to Mockito 5.23.0 #49578
• Upgrade to MongoDB 5.7.0-beta1 #49450
• Upgrade to MSSQL JDBC 13.4.0.jre11 #49588
• Upgrade to Native Build Tools Plugin 0.11.5 #49498
• Upgrade to Neo4j Java Driver 6.0.3 #49451
• Upgrade to OpenTelemetry 1.59.0 #49452
• Upgrade to Pulsar 4.1.3 #49499
• Upgrade to Rabbit AMQP Client 5.29.0 #49500
• Upgrade to Reactor Bom 2025.0.4 #49437
• Upgrade to Selenium 4.41.0 #49501
• Upgrade to Selenium HtmlUnit 4.41.0 #49502
• Upgrade to SnakeYAML 2.6 #49503
• Upgrade to Spring AMQP 4.1.0-M3 #49438
• Upgrade to Spring Batch 6.0.3 #49439
• Upgrade to Spring Data Bom 2026.0.0-M2 #49440
• Upgrade to Spring Framework 7.0.6 #49441
• Upgrade to Spring HATEOAS 3.1.0-M1 #49589
• Upgrade to Spring Integration 7.1.0-M3 #49442
• Upgrade to Spring Kafka 4.1.0-M2 #49443
• Upgrade to Spring LDAP 4.1.0-M2 #49444
• Upgrade to Spring Pulsar 2.0.4 #49445
• Upgrade to Spring Security 7.1.0-M3 #49446
• Upgrade to Spring WS 5.0.1 #49532
• Upgrade to SQLite JDBC 3.51.3.0 #49614
• Upgrade to Testcontainers 2.0.4 #49656
• Upgrade to Thymeleaf Layout Dialect 4.0.0 #49361

Thank you to all the contributors who worked on this release:

@FBibonne, @Joowon-Seo, @answndud, @apoorvdarshan, @bbbbooo, @chandanv89, @giyeon95, @hojooo, @itsmevichu, @jayychoi, @jonatan-ivanov, @l2yujw, @mayankvirole, @ngocnhan-tran1996, @qnnn, @quaff, @sbrannen, and @ultraq

Full Changelog: https://github.com/Activiti/Activiti/compare/7.21.0-rc.47...7.21.0-rc.48

Full Changelog: https://github.com/Activiti/Activiti/compare/7.21.0-rc.46...7.21.0-rc.47

Full Changelog: https://github.com/Activiti/Activiti/compare/7.21.0-rc.45...7.21.0-rc.46

• 05acebb: [dotnet][rb][java][js][py] Automated Browser Version Update (#17239) (Selenium CI Bot) #17239
• 4420503: [dotnet] [bidi] Dedicated RealmInfoEventArgs type for OnRealmCreated event (#17240) (Nikolay Borisenko) #17240
• 6e3625b: [py][build] Bump dev dependencies and toolchain (#17241) (Corey Goldberg) #17241

Full Changelog: https://github.com/Activiti/Activiti/compare/7.21.0-rc.44...7.21.0-rc.45

Full Changelog: https://github.com/Activiti/Activiti/compare/7.21.0-rc.43...7.21.0-rc.44

Full Changelog: https://github.com/Activiti/Activiti/compare/7.21.0-rc.42...7.21.0-rc.43

• Provide advance warning of the deprecation and forthcoming removal of OpenTelemetry's ZipkinSpanExporter #49453
• Upgrade to Jackson 2 Bom 2.21.1 #49389
• Upgrade to Jackson Bom 3.1.0 #49383
• Tomcat's default max part count is too low in 4.0.x #49311

• EndpointRequest request matcher for health groups is too complex #49649
• "/cloudfoundryapplication" web path is not limited to Actuator #49646
• Fix EndpointRequest.toLinks() when base-path is '/' #49617
• Docker fails when a 'tcp://' address ends with a slash (for example 'tcp://docker:2375/') #49596
• RSocket exposes duplicate endpoint for websocket setups #49593
• Failure analysis for a missing mail sender is misleading #49582
• SpringBootContextLoader mentions class that no longer exists in message for classes or locations assertion #49535
• Ordering of 'spring.config.import' is inconsistent when defined in environment or system properties #49482
• "spring.main.cloud-platform=none" does not disable cloud features #49479
• SSL support with Docker Compose does not work as documented #49385
• Auto-configuration overrides authorization server configuration applied by Customizer beans #49367
• Using @AutoConfigureWebTestClient prevents separate configuration of spring.test.webtestclient.timeout from taking effect #49344
• NoSuchMethodException when forcing the use of Log4J2LoggingSystem using org.springframework.boot.logging.LoggingSystem system property #49343
• RouterFunctions descriptions in Actuator do not support nesting #49302
• Maven plugin does not set '-parameters' option when processing AOT code #49295
• HTTP Service Interface Client doesn't work in a native image due to missing property binding #49274
• ErrorPageRegistrarBeanPostProcessor is not auto-configured in war deployments and the ErrorPageCustomizer is not applied #49176
• Missing starter for spring-boot-restdocs #48289

• Document support for Java 26 #49604
• List all supported colors when describing color-coded log output #49562
• Improve EndpointRequest matcher documentation #49520
• Clarify that running is the only supported input state when triggering a Quartz job through the Actuator endpoint #49514
• Document security considerations for forwarded headers in cloud deployments #49507
• Tutorial in the reference guide has outdated instructions #49429
• Document additional repositories required for shibboleth.net #49392
• Javadoc of JettyHttpClientBuilder refers to the wrong type #49387
• Example spring-devtools.properties file is shown in the wrong format #49362
• Clarify inferred relationships between OAuth 2 registrations and providers #49327
• Mention using org.springframework.boot.aot Gradle plugin directly for AOT processing with the JVM #49321
• Remove superfluous semi-colon from read timeout configuration example for HTTP service interface clients #49306
• Update CLI's INSTALL.txt to reflect Groovy no longer being bundled #49298
• JDK requirement for the CLI still refers to Java 8 #49293
• Java and Kotlin samples of an environment post processor are inconsistent #49287

• Upgrade to Commons Logging 1.3.6 #49545
• Upgrade to DB2 JDBC 12.1.4.0 #49546
• Upgrade to Elasticsearch Client 9.2.6 #49421
• Upgrade to Hibernate 7.2.7.Final #49608
• Upgrade to Jakarta XML WS 4.0.3 #49469
• Upgrade to JBoss Logging 3.6.3.Final #49632
• Upgrade to Jetty 12.1.7 #49470
• Upgrade to Kafka 4.1.2 #49627
• Upgrade to Liquibase 5.0.2 #49471
• Upgrade to Lombok 1.18.44 #49575
• Upgrade to Maven Failsafe Plugin 3.5.5 #49472
• Upgrade to Maven Shade Plugin 3.6.2 #49473
• Upgrade to Maven Surefire Plugin 3.5.5 #49474
• Upgrade to Micrometer 1.16.4 #49413
• Upgrade to Micrometer Tracing 1.6.4 #49414
• Upgrade to MongoDB 5.6.4 #49422
• Upgrade to Native Build Tools Plugin 0.11.5 #49475
• Upgrade to Neo4j Java Driver 6.0.3 #49431
• Upgrade to Pulsar 4.1.3 #49476
• Upgrade to Reactor Bom 2025.0.4 #49415
• Upgrade to Spring Batch 6.0.3 #49416
• Upgrade to Spring Data Bom 2025.1.4 #49417
• Upgrade to Spring Framework 7.0.6 #49418
• Upgrade to Spring HATEOAS 3.0.3 #49587
• Upgrade to Spring Integration 7.0.4 #49529
• Upgrade to Spring Kafka 4.0.4 #49419
• Upgrade to Spring Pulsar 2.0.4 #49420
• Upgrade to Spring Security 7.0.4 #49530
• Upgrade to Spring WS 5.0.1 #49531
• Upgrade to Testcontainers 2.0.4 #49655

Thank you to all the contributors who worked on this release:

@FBibonne, @answndud, @bbbbooo, @chandanv89, @giyeon95, @itsmevichu, @jayychoi, @l2yujw, @ngocnhan-tran1996, @qnnn, @quaff, and @sbrannen

• EndpointRequest request matcher for health groups is too complex #49648
• "/cloudfoundryapplication" web path is not limited to Actuator #49645
• RSocket exposes duplicate endpoint for websocket setups #49592
• Fix EndpointRequest.toLinks() when base-path is '/' #49591
• SpringBootContextLoader mentions class that no longer exists in message for classes or locations assertion #49518
• "spring.main.cloud-platform=none" does not disable cloud features #49478
• Using @AutoConfigureWebTestClient prevents separate configuration of spring.test.webtestclient.timeout from taking effect #49340
• Ordering of 'spring.config.import' is inconsistent when defined in environment or system properties #49324
• RouterFunctions descriptions in Actuator do not support nesting #49289
• Maven plugin does not set '-parameters' option when processing AOT code #49268
• SSL support with Docker Compose does not work as documented #49210
• Docker fails when a 'tcp://' address ends with a slash (for example 'tcp://docker:2375/') #49055

• List all supported colors when describing color-coded log output #49561
• Clarify that running is the only supported input state when triggering a Quartz job through the Actuator endpoint #49506
• Tutorial in the reference guide has outdated instructions #49411
• Javadoc of JettyHttpClientBuilder refers to the wrong type #49364
• Example spring-devtools.properties file is shown in the wrong format #49357
• Mention using org.springframework.boot.aot Gradle plugin directly for AOT processing with the JVM #49307
• Update CLI's INSTALL.txt to reflect Groovy no longer being bundled #49297
• JDK requirement for the CLI still refers to Java 8 #49290
• Java and Kotlin samples of an environment post processor are inconsistent #49282
• Document additional repositories required for shibboleth.net #49260
• Clarify inferred relationships between OAuth 2 registrations and providers #49240

• Upgrade to DB2 JDBC 12.1.4.0 #49544
• Upgrade to Hibernate 6.6.44.Final #49457
• Upgrade to Jakarta XML WS 4.0.3 #49458
• Upgrade to JBoss Logging 3.6.3.Final #49630
• Upgrade to Jetty 12.0.33 #49459
• Upgrade to Kafka 3.9.2 #49460
• Upgrade to Lombok 1.18.44 #49574
• Upgrade to Maven Failsafe Plugin 3.5.5 #49461
• Upgrade to Maven Shade Plugin 3.6.2 #49462
• Upgrade to Maven Surefire Plugin 3.5.5 #49463
• Upgrade to Micrometer 1.15.10 #49403
• Upgrade to Micrometer Tracing 1.5.10 #49404
• Upgrade to Pulsar 4.0.9 #49464
• Upgrade to Reactor Bom 2024.0.16 #49405
• Upgrade to Spring Batch 5.2.5 #49406
• Upgrade to Spring Data Bom 2025.0.10 #49407
• Upgrade to Spring Framework 6.2.17 #49408
• Upgrade to Spring HATEOAS 2.5.2 #49586
• Upgrade to Spring Integration 6.5.8 #49631
• Upgrade to Spring Kafka 3.3.14 #49409
• Upgrade to Spring Pulsar 1.2.16 #49410
• Upgrade to Spring Security 6.5.9 #49527
• Upgrade to Spring WS 4.1.3 #49528

Thank you to all the contributors who worked on this release:

@bbbbooo, @chandanv89, @itsmevichu, @jayychoi, @l2yujw, @ngocnhan-tran1996, @qnnn, @quaff, and @sbrannen