The SimTK web site will be down from 7pm to 8pm Pacific time May 25, 2018 (Fri) for infrastructure updates.
AboutDownloadsForumsWikiSource CodeIssuesNews

OpenMM Zephyr provides a visual application for running GPU-accelerated molecular simulations.

License: 0penMM Zephyr

OpenMM Zephyr has been deprecated. We invite you instead to explore the OpenMM Script Builder web application, which provides a similar functionality. With pull-down menus and error checking, you can easily generate a script to run your simulation on OpenMM. Access the OpenMM Script Builder at Read more about the OpenMM Script Builder and running scripts within OpenMM in Chapter 4 of the OpenMM Users' Guide at

OpenMM Zephyr is a molecular simulation application for studying molecular dynamics of proteins, RNA, and other molecules. Zephyr guides the user through a work flow for setting up and running a specialized version of the molecular dynamics application gromacs. This version of gromacs uses the OpenMM API for GPU-accelerated molecular simulations.


OpenMM Zephyr 2.0 Available

Sep 15, 2010

We’re excited to announce the release of OpenMM Zephyr 2.0, based on the most recent release of OpenMM.

See all News

Related Projects

The project owner recommends the following other projects:


NAST (The Nucleic Acid Simulation Tool)