More Reasons to Choose Vaadin
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Efficient Programming Model
Server-side Java
Forget about HTML, Javascript, the browser and RPC, you're working with server-side Java code. This separates Vaadin from client-oriented Java frameworks such as GWT.
Code Examples
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Hello World – The classic example
HelloWorld.java • Run the app » -
Calculator – Simple logic & event handling
Calc.java • Run the app »
Architecture Diagram
Learn how Vaadin integrates with different platforms and other frameworks, and where your code fits in.
Short Development Example
Watch how to create a document editor application from scratch in less than 10 minutes using Eclipse and the Vaadin Eclipse Plugin.
Vaadin step-by-step (10 min)
Browser independent
Leave the browser compatibility issues to Vaadin and focus on developing your application. All components in Vaadin are compatible with
- Internet Explorer 6+
- Mozilla Firefox 3+
- Safari 3+
- Opera 10
- Google Chrome 4
No plugins required
Vaadin is based on javascript and does not require the end user to install any plugins.
More Resources
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Flexible Theming
Looks the Way You Want It To
Vaadin comes with two great themes to get you started. Since individual apps have individual needs, Vaadin makes it easy to customize the look of your application using only CSS.
Additional Themes & Demos
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Extending, Packaging and Distributing
Extend or Create your Own Components
Extend the existing components or create brand new ones using Java and GWT. Server communication is handled automatically, you only provide the state information to be sent.
Add-on Architecture
Vaadin has a unique add-on architecture. Add-ons, such as new components can be packaged as single JARs, which can then be used in other projects just by adding them to the project's classpath.
Vaadin Directory
Vaadin Directory contains dozens of useful add-ons of all kinds. See what others have done or distribute your own add-ons for others to use.
Integrating Add-ons
Integrating add-ons from Vaadin Directory into your project is as easy as downloading them and recompiling the widgetset. The video below demonstrates the process.
Downloading and integrating an add-on from Vaadin Directory (4 min)
Packaging Add-ons
Create re-usable add-ons that you can share in Vaadin Directory. Visit the link or see the video for an example on how to package your add-on.
Creating and packaging a Vaadin component (2 min)
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Best Documentation Around
Book of Vaadin
Documentation Is The Key to Understanding
The Book of Vaadin provides you with all the information you need about Vaadin in a comprehensive form. It's available in PDF format, as an online version and as a physical book.
Tutorials
Vaadin tutorials provides you with a code-centric introduction to Vaadin.
API
When you get down to programming, the Vaadin API Reference Documentation will help you with the classes and the methods.
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Easy Deployment
Single JAR
Vaadin is a single JAR file without external dependencies. Add the JAR to your web application project and you are ready to start creating the user interface.
Servlet Deployment
Vaadin provides a single servlet which runs the application. An application can be deployed to any Java application server that supports servlet 2.3 or newer.
Portlet Support
Vaadin applications can be deployed as portlets in portals such as Liferay. No code modifications are needed to deploy a Vaadin application to a portal and both portlet standards 1.0 (JSR-168) and 2.0 (JSR-286) are supported. Vaadin is included in Liferay 6.0 as a standard feature.
Supported Application Servers
- Apache Tomcat, 4.1+
- BEA WebLogic, 9.2+
- IBM WebSphere Application Server 6.1+
- JBoss Application Server 3.2.8+
- Jetty 5+
- Glassfish 2+
Supported Portals
- Liferay Portal 4.3 or later
Google App Engine
The same servlet and portlet Vaadin applications can be deployed to Google App Engine, provided they are built to be serializable.
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Develop With Tools You Already Know
Eclipse
Vaadin provides an Eclipse plugin which automatically sets up your project, compiles your widgetset and more.
NetBeans
A community created Vaadin NetBeans plugin is available for all NetBeans developers.
Maven
Vaadin is in the central Maven repository, providing archetypes for creating Vaadin projects and a widgetset compilation plugin for Maven.
Any IDE / automated build system (Ant)
Ant integration is provided for users of any IDE, for automatic build systems and for users preferring to not using an IDE.
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Free for Everybody
Apache Software License 2.0
Vaadin is licensed under the Apache Software License 2.0 which means you can use it both for non-commercial and commercial projects free of charge.
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Be a Part of the Vaadin Community
Forums
The forums are very active and a good place to ask questions, help others, discuss your latest ideas or just share what you have done.
Wiki
The Vaadin wiki is a place where you can find out the best way to use Vaadin, how to integrate it with various other systems such as Spring or JEE6. Read what others have done or write down how you do things.
Vaadin Directory
Add-ons for Vaadin are distributed through Vaadin Directory. See what others have done, get ideas or create and share your own.
Bug Tracker
Found a problem in Vaadin? Maybe you fixed it yourself already? Report it through the Vaadin bug tracker so everybody else also can benefit from your findings.
