2 projects have been tagged with "OpenGL or Direct3D":
A Direct3D Asteroids clone. It started out as a simple attempt to learn Direct3D by figuring out how to tesselate a sphere with triangles, but evolved from there.
Matched: Direct3D
Flyby is an OpenGL-based 3D terrain simulator. It reads data from topographic maps of the earth, then displays it in a 3-D window, with camera controls including pitch, yaw, and movement. Includes ability to dynamically change landscape height factor.
Matched: OpenGL