openmpi: Open MPI is an open source MPI-2 implementation. openmpi: openmpi: Open MPI is a project combining technologies and resources from openmpi: several other projects (FT-MPI, LA-MPI, LAM/MPI, and PACX-MPI) openmpi: in order to build the best Message Passing Interface (MPI) openmpi: library available. MPI is highly specialised computer software openmpi: that allows many computers to communicate with one another; it openmpi: is exclusively used in computer clusters. openmpi: openmpi: Homepage: http://www.open-mpi.org/ openmpi: