Bezug unter http://code.google.com/webtoolkit/download.html . Changelog unter http://code.google.com/webtoolkit/releases/release-notes-1.5.1.html#Release_Notes_Current . Grundsätzlich für GWT 1.5:

• Java 1.5 Support
• Compiler Enhancements to Improve Application Speed
• UI Library Additions: Widget Animations, Visual Themes
• DOM API for simplified DOM Programming
• Internationalization Improvements: Bi-di, Pluralization
• Accessibility Support
• Enhancements to the JRE Emulation Library