A rich administrative interface for accessing JCR (Java Content Repositories). See http://jcrmanager.svn.sourceforge.net/viewvc/jcrmanager/trunk/dist/jar directory for current downloads
Combean is a Java framework for mathematical structures and optimization algorithms. Through a set of Java interfaces and JavaBeans-based config, Combean glues optimization codes together - leading to more interoperable, adaptable and flexible solutions.
STORM is Simple Tabula Object Relational Mapping. It is an attempt at building a different ORM that solves some of the issues of the current solutions.
It works with groovy or java classes.
MixGin provides a fluent API for an easy interaction between groovy and java fragments within java code.Those code can be mixed arbitrarily, including automatic category detection and data access of variables declared in groovy within java and vice versa