Converts image files from one format to another format
apache derby datareader for .NET 4.5
Open Source Virtual World and MMOG Development Platform
Non-Java Minecraft Classic Server Software
A cross-platform «Boulder Dash»-like game in Oberon/Component Pascal
Apache Cayenne, Wicket, CXF, GWT, EJB examples as a framework
Java Decision Diagrams (BDD) libraries: JDD and JBDD
Mp3 decoder to convert mp3 files into wav on Linux, Windows, Android