kicad 3D is aimed to add 3D realistic feature on kicad pcb CAD
A graphical Finite State Machine (FSM) designer.
PaintBox is a free open source painting program with built in shapes.
QR Code Generator by Aspose.BarCode for Java is an opensource webapp
elementary cadd
Java 2D graphics/utility library
JSP tag library for displaying charts in web pages
3D tree generator
jchart2d is a real-time charting library written in java.
The most popular mindmapping and brainstorming software
simple 3d scene viewer for windows/linux/android
A piece of useless crap