MPICH

MPICH
Stable release
4.3.0 / 3 February 2025 (2025-02-03)
Repository
Written inC99
Operating systemLinux, macOS, others.
Standard(s)Message Passing Interface
LicenseMPICH license (permissive)
Websitempich.org

MPICH, formerly known as MPICH2, is a freely available, portable implementation of MPI, a standard for message-passing for distributed-memory applications used in parallel computing. MPICH is Free and open source software with some public domain components that were developed by a US governmental organisation, and is available for most flavours of Unix-like OS (including Linux and Mac OS X).