MPICH. Portable Implementation of the Standard Message Passing Interface
William Gropp, Ewing Lusk, Nathan Doss, Anthony Skjellum · OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) · 1992
MPICH is a portable implementation of the MPI Message Passing Interface standard. A general-purpose library, it contains routines with which to write message-passing programs for a variety of parallell computers and workstation networks.