Rdf. Zxing - Project Hosting on Google Code. Java Service Wrapper - What is the Java Service Wrapper? CXF Webservices Framework. Echo2. Echo3 is a light-weight open-source framework for developing rich single-page web applications. The server-side Java API enables fast & complex client/server applications using a Swing-style component API. The identical JavaScript API allows the easy development of pure client-side applications using the very same clean and intuitive programming model. New components can be easily adopted for both platforms. Echo3 has had a very long beta phase and the 3.0 release is rock solid and incredibly stable. It is being successfully used in multiple large scale enterprise applications. Echo3 highlights Fast, scalable and stable Light-weight (less than 1MB JARs, no dependencies) Hybrid Java/JavaScript programming model Develop pure client side or server side web applications Advanced features such as sever side push, tab focus management Component based and very intuitive API Eclipse plugin for visual editing and Maven artifacts available Manages quirks & supports legacy browsers.