Prepare release 5.3.1

Author: greenrobot

flutter_libs/pubspec.yaml

@@ -3,7 +3,7 @@ description: Superfast NoSQL Flutter / Dart database. This package contains Flut
 # Link to actual directory in repository so file links on pub.dev work.
 repository: https://github.com/objectbox/objectbox-dart/tree/main/flutter_libs
 homepage: https://objectbox.io
-version: 5.3.1-rc.1
+version: 5.3.1
 
 environment:
   sdk: ^3.7.0
@@ -14,7 +14,7 @@ dependencies:
     sdk: flutter
   # This is here just to ensure compatibility between objectbox-dart code and the libraries used
   # You should still depend on objectbox directly in your Flutter application.
-  objectbox: 5.3.1-rc.1
+  objectbox: 5.3.1
   path_provider: ^2.0.0
 
 dev_dependencies:

generator/lib/src/version.dart

@@ -4,5 +4,5 @@ class Version {
   ///
   /// This string is updated by the /tool/set-version.sh script
   /// as part of the release process.
-  static const String current = "5.3.1-rc.1";
+  static const String current = "5.3.1";
 }

generator/pubspec.yaml

@@ -3,13 +3,13 @@ description: ObjectBox Flutter / Dart database binding code generator - finds an
 # Link to actual directory in repository so file links on pub.dev work.
 repository: https://github.com/objectbox/objectbox-dart/tree/main/generator
 homepage: https://objectbox.io
-version: 5.3.1-rc.1
+version: 5.3.1
 
 environment:
   sdk: '^3.7.0' # source_gen 3.0.0 requires 3.7 and 3.7 has new dart format
 
 dependencies:
-  objectbox: 5.3.1-rc.1
+  objectbox: 5.3.1
   # https://pub.dev/packages/analyzer/changelog
   # source_gen 4.0.1 requires 8.1.1
   analyzer: '>=8.1.1 <11.0.0'

objectbox/CHANGELOG.md

@@ -1,11 +1,12 @@
-## latest
+## 5.3.1-rc.1 (2026-03-27)
 
 * Update ObjectBox database for Flutter Linux/Windows, Dart Native apps to [5.3.1-2026-03-23](https://github.com/objectbox/objectbox-c/releases/tag/v5.3.1)
 * Update ObjectBox database for Flutter Android apps to `5.3.1-2026-03-26`.
 * Update ObjectBox database for Flutter iOS/macOS apps to `5.3.1-2026-03-26`.
 
 ### Sync
 
+* Critical fix for Sync clocks
 * Add `Sync.syncClockTimestamp()` to get an timestamp from a Sync clock (and a variation for a corrected timestamp)
 
 ## 5.3.0 (2026-03-25)

objectbox/example/dart-native/vectorsearch_cities/pubspec.yaml

@@ -6,7 +6,7 @@ environment:
   sdk: ^2.18.6
 
 dependencies:
-  objectbox: ^5.3.1-rc.1
+  objectbox: ^5.3.1
 
 dev_dependencies:
   build_runner: ^2.4.9

objectbox/example/flutter/event_management_tutorial/event_manager/pubspec.yaml

@@ -12,7 +12,7 @@ dependencies:
   flutter:
     sdk: flutter
 
-  objectbox: ^5.3.1-rc.1
+  objectbox: ^5.3.1
   objectbox_flutter_libs: any
   intl: any
 

objectbox/example/flutter/event_management_tutorial/many_to_many/pubspec.yaml

@@ -12,7 +12,7 @@ dependencies:
   flutter:
     sdk: flutter
 
-  objectbox: ^5.3.1-rc.1
+  objectbox: ^5.3.1
   objectbox_flutter_libs: any
   intl: any
 

objectbox/example/flutter/objectbox_demo/pubspec.yaml

@@ -9,7 +9,7 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-  objectbox: ^5.3.1-rc.1
+  objectbox: ^5.3.1
   objectbox_flutter_libs: any
   intl: ^0.20.2
   path_provider: ^2.1.5

objectbox/example/flutter/objectbox_demo_relations/pubspec.yaml

@@ -12,7 +12,7 @@ dependencies:
   # Optional: specify a concrete version when using ObjectBox Admin - https://docs.objectbox.io/data-browser
   # Note: when updating objectbox, check the release notes (https://github.com/objectbox/objectbox-dart/releases)
   # if objectbox-android-objectbrowser in android/app/build.gradle has to be updated.
-  objectbox: 5.3.1-rc.1
+  objectbox: 5.3.1
   objectbox_flutter_libs: any
   intl: ^0.20.2
   path_provider: ^2.1.5

objectbox/pubspec.yaml

@@ -4,7 +4,7 @@ homepage: https://objectbox.io
 # Link to actual directory in repository so file links on pub.dev work.
 repository: https://github.com/objectbox/objectbox-dart/tree/main/objectbox
 documentation: https://docs.objectbox.io
-version: 5.3.1-rc.1
+version: 5.3.1
 
 environment:
   # minimum Dart SDK (also see generator and flutter_libs)