3D Without Boundaries
LDraw™ editor for LEGO® style digital building instructions.
Earth orbits and satellite coverage display in 3D on your laptop.
Active repository of jpeg-photos with tags suitable for personal needs
Open Source Solid Modeling CAD
Fractals generator with powerful functionality.
Superseded by the official Gimp release: http://www.gimp.org/downloads
Simple Image Viewer using Java's built-in image handling functions.