It specially designed to mimic the actual iPhone and iPod Touch graphic user interface. It provides many powerful and easy to use components, based on JavaScript and cascading style sheets technologies, to help you design great and must seen web applications for iPhone, iPod Touch, Android, webOS and any other devices with a WebKit based browser. WebApp.Net can be used with any server side technology (ASP.Net, PHP, Ruby…).

You can use the full capabilities of JavaScript and XML without a line of code! A single HTML attribute is required to make a link asynchronous. Full AJAX form submission is also supported with a simple command in the form declaration.

Features of WebApp.Net

1. Native full screen for iPhone & iPod Touch
2. Custom Events
3. Advanced Styling for your components
4. progressive images loading feature to limit the amount of data loaded by the user and reduce bandwidth.
5. Easy Proxy Integration
6. full support of script definition in your asynchronous contents.
7. Animated PNGs
8. RLT Text support
9. New User Interface Element

Here is a 10 useful Java web application framework from web that reduce your development time and improve your productivity.

1. Dojo Toolkit

   Dojo Toolkit is an open source java framework that specially designed to solve some long-standing historical problems with DHTML which prevented mass adoption of dynamic web application development. it allow you to easily build dynamic capabilities into web pages and any other environment that supports JavaScript also. You can use the components that Dojo provides to make your web sites more usable, responsive, and functional. With Dojo Toolkit you can build degradable user interfaces more easily, prototype interactive widgets quickly, and animate transitions.

2. Apache Struts 2

   Apache Struts 2 is an enterprise-ready Java web framework that specially designed to streamline the full development cycle, from building, to deploying, maintaining applications over time. It’s an easy to use and easy to startup. Apache Struts 2 was previously known as WebWork 2. The WebWork and Struts communities joined forces to create Struts. Struts 2 comes with an improved design with clean code for HTTP-independent framework interfaces. Added interactivity and flexibility with AJAX tags gives the look and feel just like standard Struts tags. It doesn’t use Action forms, instead Struts 2 uses JavaBean to capture form input or put properties directly on an Action class.Use both binary and String properties. Customize your tag mark-up by editing a Free Marker template. No need to grok the taglib API! JSP, FreeMarker, and Velocity tags are fully supported.

3. jMaki

   jMaki is an lightweight client/server side Ajax framework that allow developers to use JavaScript in their Java based applications as either a JSP tag library or a JSF component.It’s JavaScript Wrapper Framework for the Java platform.

4. AjaxAnywhere – Ajax without javascript coding

   AjaxAnywhere is designed to turn any set of existing JSP or JSF components into AJAX-aware components without complex JavaScript coding. It is not component-oriented, the page needing to be separated into different zones, where AJAX will be applied.

   Simply separate your web page into multiple zones, and use AjaxAnywhere to refresh only those zones that needs to be updated.

5. Apache Tapestry – object oriented java frameworks

   Apache Tapestry is an object oriented, open-source java framework for creating dynamic, robust, highly scalable web applications in Java. In Tapestry, you create your own application in terms of objects, and the methods and properties of those objects – and specifically not in terms of URLs and query parameters. Tapestry brings true object oriented development to Java web applications.

6. DWR java library

   DWR is a open source java library that allow you to write Ajax web sites. It’s a Easy Ajax for Java. It allow you to code in a browser to use Java functions running on a web server just as if it was in the browser. DWR works by dynamically generating JavaScript based on Java classes. It can marshal virtually any data including collections, POJOs, XML and binary data like images and PDF files. All that is required is a security policy that defines what is allowed.

   DWR provides integration with Dojo, TIBCO GI, Scriptaculous in the browser, and with Spring, Struts, Guice, Hibernate and others on the server.

7. Echo web framework

   Echo is a next-generation open source framework for developing rich web applications. From the developer’s Point of you, Echo behaves as a user interface toolkit–like Swing or Eclipse SWT. AJAX technology is employed to deliver a user experience to web clients that approaches that of desktop-based applications.

8. Sigma Visual Ajax GUI Builder

   Sigma Visual Ajax GUI Builder is a web based tool for AJAX RIA application UI rapid design and involved scripts programming. With this powerful builder, developers can develop there web application just like what you do in VB or Delphi.

9. SweetDEV RIA

   SweetDEV RIA is a complete set of world-class Ajax tags in Java/J2EE. It helps you to design Rich GUI in a thin client.It provide you Out-Of-The-Box Ajax components. Continue to develop your application with frameworks like Struts. SweetDEV RIA tags can be easily plugged into your JSP pages.

10. xWire Framework – Enterprise-ready java toolkit

    xWire Framework is a object oriented, enterprise-ready java toolkit. It used to build Java web applications, but is flexible enough for other uses. It is ideal for building AJAX apps and consists of both client and server components, each of which can be used independently of the other.