pmemd
"Amber" refers to two things: a set of molecular mechanical force fields for the simulation of biomolecules (which are in the public domain, and are used in a variety of simulation programs); and a package of molecular simulation programs which includes source code and demos. (Summary from program web page.)
The official web page: http://ambermd.org
Note
This module contains only the pmemd program, which can run on either CPU nodes or GPU/CPU nodes.
Infinitized applications