MPICH is a high performance and widely portable implementation of the Message Passing Interface (MPI) standard.

MPICH and its derivatives form the most widely used implementations of MPI in the world. They are used exclusively on nine of the top 10 supercomputers (June 2014 ranking), including the world’s fastest supercomputer: Tianhe-2.

News & Events

A new preview release of MPICH, 3.2a1, is now available for download. This preview release is the first in ...
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Learn about MPICH

The documentation page provides documents for installing MPICH, how to get started with MPI, and how to run MPI applications. It also includes tutorials, publications and other documents for developers.
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Support

The support page provides help for MPICH users and developers. There are links to frequently asked questions, support mailing lists and a trac system to report new bugs.
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