MPAS-Ocean is developed within the E3SM repository at https://github.com/E3SM-Project/E3SM, as of May 2021. The code is located in the subdirectory components/mpas-ocean, and can be compiled as a stand-alone ocean model, or within the E3SM coupled climate model. We also support the Configuration Of Model for Prediction Across Scales Setups (COMPASS) repository at https://github.com/MPAS-Dev/compass. COMPASS is a python package that provides an automated system to set up test cases for MPAS-Ocean. There is further documentation on both COMPASS and running MPAS-Ocean at https://mpas-dev.github.io/compass.
Previous releases of MPAS-Ocean are listed below. Please ensure you are using a combination of user's guide, input file, source code, and api reference for the same version number as information can change between versions. For information about citing MPAS-Ocean please see MPAS-Ocean Information.
For more release details, check the MPAS github tag page. Incremental releases may not be listed in the following table. MPAS-Ocean does not participate in all releases.
| Version Number | Release Date |
| Version 6.0 | April 17th, 2018 |
| Version 3.0 | November 18th, 2014 |
| Version 2.0 | November 15th, 2013 |
| Version 1.0 | June 14th, 2013 |
| Version 0.0 | June 14th, 2013 |