Ocean Simulation
Real-time ocean rendering and lighting (OpenGL)
Whitepaper
Source Code
NVIDIA Ocean Simulation using DX Compute
Whitepaper
Hydrax-SkyX tech demo (for Ogre3D)
http://www.ogre3d.org/wiki/index.php/Hydrax
osgOcean (for OpenSceneGraph)
Source Code
XNA Ocean (for Microsoft XNA)
not so impressive right now but it can be tweaked