2.0 RC1

⭐ New Features

• Remove deprecated @ApplicationEventListener annotation #1397
• Improve documentation on Change Aware Test Execution #1382
• Support for application-module-specific Flyway migrations #1067

💡 Improvements

• Fix typo in reference documentation #1394
• Update copyright year in index.adoc #1368
• Fix a typo in the overview docs #1294

🪲 Bugs

• Invalid type reference in check for jMolecules Onion Architecture integration presence #1414
• TestExecutionCondition should fall back to execute the test if more than one main class is found #1391
• Default status column type in JPA event publication to string #1389
• Properly disable APT execution for test sources when using KAPT #1386

🔨 Dependency Upgrades

• Upgrade to Spring Boot 4.0 RC1 #1415
• Upgrade to Spring Framework 7.0 RC1 #1410
• Upgrade to Micrometer 1.6 RC1 #1409
• Upgrade to NullAway 0.12.10 #1408
• Upgrade to jGit 7.4.0.202509020913-r #1399
• Upgrade to Cute 1.9.0 #1398

❤️ Contributors

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

@jekutzsche, @kitt51, @patbaumgartner, and @val-beresneva

1.4.4

💡 Improvements

• Fix a typo in the overview docs #1404
• Update copyright year in index.adoc #1402
• Fix typo in reference documentation #1401

🪲 Bugs

• TestExecutionCondition should fall back to execute the test if more than one main class is found #1395
• SpringModulithProcessor extracting Javadoc for Kotlin test sources #1388

🔨 Dependency Upgrades

• Upgrade to Spring Boot 3.5.7 #1424
• Upgrade to MongoDB 5.5.2 #1423
• Upgrade to Micrometer 1.15.5 #1422
• Upgrade to Spring Framework 6.2.12 #1421
• Upgrade to Micrometer Tracing 1.5.5 #1420
• Upgrade to jMolecules 2023.3.4 #1419

1.3.10

💡 Improvements

• Fix a typo in the overview docs #1405
• Update copyright year in index.adoc #1403

🪲 Bugs

• TestExecutionCondition should fall back to execute the test if more than one main class is found #1396

🔨 Dependency Upgrades

• Upgrade to Spring Boot 3.4.11 #1417
• Upgrade to Spring Framework 6.2.12 #1416

2.0 M3

⭐ New Features

• Revamp event publication lifecycle for JPA #1375
• Allow serialized execution of event externalization #1370
• Support for Jackson 3 in Kafka event externalization #1369
• Support for Jackson 3 in event serialization #1364
• Overhaul event publication lifecycle #796

💡 Improvements

• Switch automatic Hexagonal Architecture verification to lenient mode #1366
• Remove legacy reflection-based event handling in PersistentApplicationEventMulticaster #1356

🔨 Dependency Upgrades

• Upgrade to jMolecules 2025 RC5 #1377
• Upgrade to Spring Boot 4.0 M3 #1376
• Upgrade to Spring Framework 7.0 M9 #1374
• Upgrade to Micrometer Tracing 1.6 M3 #1373
• Upgrade to APTK 0.30.5 #1372
• Upgrade to jMolecules 2023.3.3 #1365
• Upgrade to Cute 1.8.2 #1351

❤️ Contributors

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

@tlarbals824

2.0 M2

⭐ New Features

• Revamp event publication lifecycle for Neo4j #1337
• Revamp event publication lifecycle for MongoDB #1336

💡 Improvements

• Improve bootstrap procedure for ApplicationModulesEndpoint #1338

🪲 Bugs

• Potential NullPointerException in annotation detection in JavaPackage #1341
• Potential NoClassDefFoundError when jMolecules DDD artifact is missing from the classpath #1333
• Version compatibility of 1.4 should state Boot 3.5 at compile target #1331

🔨 Dependency Upgrades

• Upgrade to Spring Boot 4.0 M2 #1354
• Upgrade to Spring Framework 7.0 M8 #1353

❤️ Contributors

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

@meistermeier

1.4.3

🪲 Bugs

• Potential NullPointerException in annotation detection in JavaPackage #1342
• Potential NoClassDefFoundError when jMolecules DDD artifact is missing from the classpath #1340
• Version compatibility of 1.4 should state Boot 3.5 at compile target #1339
• Avoid ConcurrentModificationException in PackageName #1324
• Remove reference to JGraphT from reference documentation #1323

🔨 Dependency Upgrades

• Upgrade to Spring Boot 3.5.5 #1350
• Upgrade to Spring Framework 6.2.10 #1349
• Upgrade to Micrometer Tracing 1.5.3 #1348

1.3.9

🪲 Bugs

• Avoid ConcurrentModificationException in PackageName #1325

🔨 Dependency Upgrades

• Upgrade to Spring Boot 3.4.9 #1345
• Upgrade to Spring Framework 6.2.10 #1344

2.0 M1

⭐ New Features

• Revamp event publication lifecycle for JDBC #1321
• Support to verify application module structure on startup #1287
• Propagate named interface assignments of types to return and parameter types of methods declared #1264

💡 Improvements

• Resolve JUnit warnings regarding nested test classes #1326
• Update version compatibility matrix in reference docs #1289
• Constrain access to internally used methods of ApplicationModuleSource #1283
• Expose additional application module metadata in application-modules.json #1276
• Reflection metadata missing in JSONPath lookup for application module identifiers on GraalVM #1254
• Prevent application module misconfiguration due to invalid additional packages #1251
• Unnecessary context bootstrap triggered for application module tests due to overly constrained equals(…) and hashCode() in ModuleTypeExcludeFilter #1216
• Migrate nullness verification to jSpecify #1192

🪲 Bugs

• Avoid ConcurrentModificationException in PackageName #1319
• Potential stack overflow when looking up a module's dependencies if it's part of a cycle #1299
• Potential ConcurrentModificationException when running @ApplicationModuleTest tests in parallel #1295
• Remove reference to JGraphT from reference documentation #1288
• ApplicationModules.toString() should list *all* dependencies marking bootstrap dependencies #1285
• Named interfaces leaking from submodules into parent ones #1279
• Inconsistent visibility of NamedInterface.of(String name, Classes classes) #1272
• Exception during file creation from APT module #1263
• Incompatible path handling for KAPT with Maven #1209

🔨 Dependency Upgrades

• Upgrade to Micrometer Tracing 1.6 M1 #1318, #1221
• Upgrade to Testcontainers 1.21.3 #1317, #1243
• Upgrade to Cute 1.8.0 #1282
• Upgrade to APTK 0.30.2 #1281
• Update examples to jMolecules 2023.3.2 #1253
• Upgrade to jMolecules 2023.3.2 #1252, #1210
• Upgrade to Flapdoodle MongoDB 4.20.0 #1244
• Upgrade to Structurizr 4.1.0 #1242
• Upgrade to jGit 7.3.0.202506031305-r #1241, #1232
• Upgrade to MongoDB 5.5.1 #1231
• Upgrade to ArchUnit 1.4.1 #1230
• Upgrade to Spring Boot 4 M1 #1191
• Upgrade to Spring Framework 7 M7 #1190, #1240

1.4.2

💡 Improvements

• Update version compatibility matrix in reference docs #1290
• Expose additional application module metadata in application-modules.json #1277
• Unnecessary context bootstrap triggered for application module tests due to overly constrained equals(…) and hashCode() in ModuleTypeExcludeFilter #1261

🪲 Bugs

• Potential ConcurrentModificationException when running @ApplicationModuleTest tests in parallel #1302
• Potential stack overflow when looking up a module's dependencies if it's part of a cycle #1300
• ApplicationModules.toString() should list *all* dependencies marking bootstrap dependencies #1286
• Exception during file creation from APT module #1284
• Named interfaces leaking from submodules into parent ones #1280

🔨 Dependency Upgrades

• Upgrade to Spring Boot 3.5.4 #1320
• Upgrade jMolecules to 2023.2.2 in examples #1315
• Upgrade to Testcontainers 1.21.3 #1314
• Upgrade to Micrometer 1.15.2 #1313
• Upgrade to Spring Framework 6.2.9 #1308
• Upgrade to Micrometer Tracing 1.5.2 #1307
• Upgrade to jMolecules 2023.3.2 #1306

1.3.8

💡 Improvements

• Unnecessary context bootstrap triggered for application module tests due to overly constrained equals(…) and hashCode() in ModuleTypeExcludeFilter #1262

🪲 Bugs

• Potential ConcurrentModificationException when running @ApplicationModuleTest tests in parallel #1303
• Potential stack overflow when looking up a module's dependencies if it's part of a cycle #1301

🔨 Dependency Upgrades

• Upgrade to Spring Boot 3.4.8 #1305
• Upgrade to Spring Framework 6.2.9 #1304