From BlenderWiki

Mantaflow general information

Mantaflow is an extensibly framework that unifies fluid and smoke simulation. It was developed by Nils Thuerey, who also developed the fluid and smoke simulations that are currently in Blender. Mantaflow can work as standalone software and has a website with more information about features. At Blender Conference 2014, Gottfried Hofmann held a talk about Mantaflow targeted at artists:

More in-depth information about the technologies used can be found in the course notes of the SIGGRAPH 2013 course on turbulent fluids and in the 2007 course notes by Robert Bridson.

Demo Videos

Small demo of the possibility to run a fluid simulation store the result as voxel data: