Category Archives: News

V2.9.1 is a patch release that address a few small issues that coincidentally were all found on the very same day that we released V2.9.0 (darn you Murphy and your law!) First, we found a small reversion in the line … Continue reading →

The V2.9 release is live now, and it is a fairly substantial release. Most of the stuff is subtle changes or under the hood improvements, but taken as a whole there is a lot in this release. See the release … Continue reading →

NASA Glenn Research Center will be hosting a public OpenMDAO workshop on October 28 – 29th, 2019 in Cleveland Ohio. We will be meeting at the Ohio Aerospace Institute. The primary goal for the workshop is for the broad user … Continue reading →

This is a modest release, with a few bug fixes and small list of relatively minor added features. See the release notes for all details. The biggest change in 2.8 is actually a roll-back of a warning message that was … Continue reading →

The NASA OpenMDAO development team would like to congratulate the 2019 AIAA Multidisciplinary Design Optimization Technical Committee student paper competition winners! 1) Anil Yildirim: Aeropropulsive Design Optimization of a Boundary Layer Ingestion System 2) Sicheng He: A Coupled Newton-Krylov Time … Continue reading →

OpenMDAO 2.7.0 has been released. Here are the release notes listing the new features, bug fixes and a couple of backwards-incompatible changes: New Features: You can now define guess_nonlinear method at the group level New documentation added about the N2 … Continue reading →

OpenMDAO 2.6.0 is out! Here are the release notes listing the new features, bug fixes and a couple of backwards-incompatible changes: New Features: ————- MetaModelStructured will detect NaN in requested sample and print a readable message. ScipyOptimizeDriver now supports Hessian calculation … Continue reading →

Many users of the OpenMDAO framework have interacted with Keith Marsteller in one way or another over the last 11 years. Keith has decided to move on to other projects and interests and, though the development team is sad to … Continue reading →

There are several new papers, published for Scitech 2019, that used OpenMDAO as a tool to reach their conclusions, that we wanted to share.  Here are seven OpenMDAO-related works that you may find interesting: “Battery performance modeling on sceptor x-57 … Continue reading →

A lot of blood, sweat, and tears has gone into OpenMDAO over the years. The project planning started in 2007, coding started in 2008, and our first release came in 2010. We’ve been through three major versions of the code: … Continue reading →