Tool support for the Z formal notation
Google maps for block game
BoofCV is an open source Java library for real-time computer vision.
An interior design application to draw house plans & arrange furniture
ProStack - a platform for image processing and analysis
Open Source Solid Modeling CAD
Toolkit for working with and mapping geospatial data
A Fractal Zoomer with various functions.
ImageJ plugin to perform Electron Tomography
MiRDeep*
Extensible Line-drawing & Polygon-filling Rasterization Libs for Java
automation tool to analyze Foucault test results of parabolic mirrors
Jiddu Krishnamurti's Book of Life|Libro de la Vida
Open source cross-platform Java Visual Traceroute
JavaScript-Based Molecular Viewer From Jmol
Optical Design Software for simulating systems of lenses, prisms, etc.
Convert any image to gerber and drill files
Tool to work on map data, to check the data and generate your own maps
Community driven PCB Layout and Schematic capture software
The birth of modern video feedback art.