Jahangir Shaikh shares a freeware script for Autodesk Maya which creates splashes for animated objects that interact with Maya Oceans. Check out the plugin here.

OceanSplash is a plug-in for Maya(3D Application). This plug-in creates awesome splashes for your animated objects with in seconds, which otherwise would require even for an expert to spend days in order to create one

DemoReel(oceanSplash Maya Plugin) from Jahangir Shaikh on Vimeo.