XEO (eXtensible Enterprise Objects) is a Java-based agile development framework to create enterprise web applications that builds upon Object Oriented concepts and Model Driven Development.
XUL4Java is a XML UI Framework built upon Java, that lets you build feature rich, cross platform applications across Hetrogenous Architecture, building rich client, desktop , web and mobile application. 'Created For Once And For Ever '
A powerful but lightweight configuration-, dependency-injection-, and scripting framework for the JVM, leveraging a combination of annotations and the standard Java script engine framework to provide self-validating scriptable configuration files
jECMAUnit is an ECMA (Javascript) unit testing framework that uses the underlying javascript engine and JUnit to perform the tests in java, allowing browser-less unit testing of javascript code