Sphere is a project mainly written in Java, it's free.
Playing with Processing to make a WP-Cumulus like effect
Sphere
This is just a toy project to test Processing. All code is public domain.
It displays tiles (just colored rects) distributed on a sphere. Move the mouse to rotate the sphere. Click left button to add a tile. Click right button to remove a tile.
Check http://yalp.free.fr/sphere/ for an applet demo