DreamChess [Updated 2011-10-23]
A portable chess game consisting of an xboard-compatible OpenGL user interface with 2D and 3D board views and a chess engine. The primary targets are Windows, Mac OS X and Linux.

DreamChess 0.2 GUI [Updated] Figurine

DreamChess 0.2 GUI [Updated] Classic

http://sourceforge.net/projects/dreamchess/