JCAPTCHA stands for Java Completely Automated Public Test to tell Computers and Humans Apart

The open source java framework for captcha definition and integration

A Java framework simplifying the integration of heterogeneous home automation hardware

Are Plain Old Java Objects (POJOs) to complex? The aim of this framework is, to convert JavaBeans (complex Java-Object graphs) in a simplified representation (JSON, XML, CSV or other object structures) or handle and control access to JavaBean properties.

MATSim is a toolkit for building multi-agent transport simulations.,

Aura Media Player aims to be the most advanced cross-platform front end for MPlayer supporting both audio and video playback.

BOINC Echo is an android application for tracking user data/credits over different BOINC projects.

The RecordEditor is a Data File editor for Flat Files (delimited and fixed field position). It supports Unix / PC / Legacy (e.g. Mainframe) file formats, both Text and binary files. The Editor uses a Record-Layout description to format the file. http://record-editor.sourceforge.net/ ...

GonioLab can be used in teaching trigonometry and other related areas. The module Unit circle visualizes the 6 trigonometric functions and the 6 hyperbolic functions. This project is using the Almond framework and it is runnable with Java Web Start.

DataFlush is a tool that allows you to move your data from a source to a destination. Sources and destinations could be:
- a database
- a csv file
- a fixed width file

So you can use DataFlush for:
- extracting data from a database to a file
- importing data into a database from a file...

Mooshabaya is to generate Mashups using XBaya, a workflow composition tool, and will find services to compose from a registry implementation.