The latest development source is on GitHub.
The current stable release is version 1.6.1 which can be downloaded from:
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MPB on Amazon Web Services (AWS)
Precompiled MPB Packages for and Ubuntu
Precompiled packages of MPB are available for Ubuntu as mpb. The Ubuntu 16.10 package is available in the science repository. We highly recommend using Ubuntu as MPB and all of its dependencies can be installed using just one line:
sudo apt-get install mpb h5utils
sudo apt-get install mpb-mpi