JPype is an effort to allow python programs full access to java class libraries. This is achieved not through re-implementing Python, as Jython/JPython has done, but rather through interfacing at the native level in both Virtual Machines.

Makumba is a query-centric technology that helps you rapidly develop web applications that keep their data in a database (i.e. data driven web applications). It is implemented in Java and offers a JSP tag library and a Java API to the web app developer. The technology has been in production use since late 2001, and is being further developed, based on users' experience and requests....

ImageJA is a fork of the popular ImageJ software for image viewing. ImageJA is focused on slimming down the code base for better applet usage as well as adding in more general features that are of use to everyone.

VLMa is a Java application which provides a daemon and a web interface to manage several VLC streamers.

It has some nice features like:
- dynamic stream assignments (incl. fallback if a server is unavailable)
- drawing of the servers stats as RRD graphs
- and more......

Provides integration with GlazedLists.,

T2 framework is a simple and easy annotation based web framework for web & java developers.

Lucy is the lightweight dependency injection and AOP container, as the subproject of T2.

eHour is an open source webbased time tracking tool for companies and organizations who need accurate information on how much time is spend on projects by their people.

eHour makes the amount of time your people spend on projects visible and available as simple and user friendly as possible....

The JOAL Project hosts a reference implementation of the Java bindings for OpenAL API, and is designed to provide hardware-supported 3D spatialized audio for games written in Java.

This project also hosts the Sound3D Toolkit, a high level API for spatialized audio built on top of the OpenAL bindings. This toolkit is designed to provide access to all the features of OpenAL through an intuitive, easy to use, object-oriented interface....

Cascading is a feature rich API for defining and executing complex and fault tolerant data processing workflows on a Hadoop cluster.

JGoogleAnalyticsTracker is a very lightweight java library (it only contains 6 classes) for sending out tracking data, to track the usage of your java application through Google Analytics.

Currently the library supports page view tracking (which can have a referrer from a page or a search engine) and event tracking. JGoogleAnalyticsTracker will also gracefully ignore requests when there is no internet connection, and logs errors with SLF4J....