log4j-gwt enables GWT clients to use log4j
A Portable Thin Client & Server Pair for XA / 2PC Testing
A suite of open-source tools and frameworks for creating SIP apps
Mobile App designer + interpreter
Dev-C++ with wxWidgets designer
Script Minifier let you minify Javascript, PHP, and HTML
DAOGenerator automatically generates dao classes for Jee web apps
The Scratch mod, Tiger
Automate your software testing, the fastest way!
The free open source scanning engine
PunyKit - it's a very simple webkit-based browser.
Serializable Data Transfer Object/Generic Dao for J2EE
Flyweight BPM system. Include Workflow,Form,Report etc.