Vaadin Comparisom

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<script src="http://vaadin.com/html/VAADIN/themes/comparison-static/csspopup.js" type="text/javascript"></script> Feature Vaadin
6.1 Ext GWT
2.0 Flex
3 GWT
1.7 ICE Faces
1.8 JQuery
1.3.2 Smart GWT
1.3 Wicket
1.4

Widget diversity & richness	Widget diversity & richness	Widget diversity & richness	Widget diversity & richness	Widget diversity & richness	Widget diversity & richness	Widget diversity & richness	Widget diversity & richness	* Widget diversity & richness Wicket widgets are not implicitly rich by default, but require you to use their AJAX API to implement AJAX functionality
No browser plug-in required	No browser plug-in required	No browser plug-in required	No browser plug-in required	No browser plug-in required	No browser plug-in required	No browser plug-in required	No browser plug-in required	No browser plug-in required
No JavaScript programming required	No JavaScript programming required	No JavaScript programming required	No JavaScript programming required	No JavaScript programming required	No JavaScript programming required	No JavaScript programming required	No JavaScript programming required	No JavaScript programming required
Framework extensions are done in Java	Framework extensions are done in Java	Framework extensions are done in Java	Framework extensions are done in Java	Framework extensions are done in Java	Framework extensions are done in Java	Framework extensions are done in Java	Framework extensions are done in Java	Framework extensions are done in Java
No HTML required	No HTML required	No HTML required	No HTML required	No HTML required	No HTML required	No HTML required	No HTML required	No HTML required
No XML configuration required	No XML configuration required	No XML configuration required	No XML configuration required	No XML configuration required	No XML configuration required	No XML configuration required	No XML configuration required	No XML configuration required
Only server-side implementation required	Only server-side implementation required	Only server-side implementation required	Only server-side implementation required	Only server-side implementation required	Only server-side implementation required	Only server-side implementation required	Only server-side implementation required	Only server-side implementation required
User interface logic is kept securely on server	User interface logic is kept securely on server	User interface logic is kept securely on server	User interface logic is kept securely on server	User interface logic is kept securely on server	User interface logic is kept securely on server	User interface logic is kept securely on server	User interface logic is kept securely on server	User interface logic is kept securely on server
Web-page oriented*	Web-page oriented	Web-page oriented	Web-page oriented	Web-page oriented	Web-page oriented	Web-page oriented	Web-page oriented	Web-page oriented
Multimedia oriented*	Multimedia oriented	Multimedia oriented	Multimedia oriented	Multimedia oriented	Multimedia oriented	Multimedia oriented	Multimedia oriented	Multimedia oriented
Backed up by a corporation	Backed up by a corporation	Backed up by a corporation	Backed up by a corporation	Backed up by a corporation	Backed up by a corporation	Backed up by a corporation	Backed up by a corporation	Backed up by a corporation
Commercial support & guarantees available	Commercial support & guarantees available	Commercial support & guarantees available	Commercial support & guarantees available	Commercial support & guarantees available	Commercial support & guarantees available	Commercial support & guarantees available	Commercial support & guarantees available	Commercial support & guarantees available
Vendor offers experts services to complement the framework	Vendor offers experts services to complement the framework	Vendor offers experts services to complement the framework	Vendor offers experts services to complement the framework	Vendor offers experts services to complement the framework	Vendor offers experts services to complement the framework	Vendor offers experts services to complement the framework	Vendor offers experts services to complement the framework	Vendor offers experts services to complement the framework
Vendor offers add-on components to complement the framework	Vendor offers add-on components to complement the framework	Vendor offers add-on components to complement the framework	Vendor offers add-on components to complement the framework	Vendor offers add-on components to complement the framework	Vendor offers add-on components to complement the framework	Vendor offers add-on components to complement the framework	Vendor offers add-on components to complement the framework	Vendor offers add-on components to complement the framework
Free for commercial use	Free for commercial use	Free for commercial use	* Free for commercial use In practice, non-free Flex Builder IDE is required for development	Free for commercial use	Free for commercial use	Free for commercial use	Free for commercial use	Free for commercial use
License	Apache 2.0 License	GPL v3/Commercial License	MPL 1.1 License	Apache 2.0 License	MPL 1.1 License	MIT/GPL v2 License	LGPL License	Apache 2.0 License

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