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An open-source MDAO framework written in Python.

November 18, 2015
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OpenMDAO v 1.4.0 Released!

OpenMDAO v 1.4.0 is now available. API Change * When using ‘add_desvar’ and ‘add_constraint’, there were inconsistent names for setting bounds. (low, high vs. lower, upper), which was becoming confusing to users. The new standard is that all are consistently … Continue reading

November 4, 2015
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OpenMDAO v 1.3.0 is Released!

OpenMDAO v 1.3.0 is now available. API Change: We changed our minor version to 1.3.0 due to a minor API change. The function named `jacobian` has been changed everywhere to the clearer, more descriptive, more correct `linearize`. Use of `jacobian` … Continue reading

October 15, 2015
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OpenMDAO v1.2.0

Today marks the release of OpenMDAO 1.2.0, which contains several features and bugfixes, but which is highlighted by an API change: API Change The way imports work in OpenMDAO has changed. Importing things from their parent module no longer works. … Continue reading

September 22, 2015
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OpenMDAO 1.1.0 Release Highlighted by API Changes

OpenMDAO is proud to announce the release of version 1.1.0 (Alpha). Many new enhancements were added, and bugfixes made. Those are detailed in the release notes. Of major importance, however, are a couple changes to our API that bear special … Continue reading

August 22, 2015
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New MDAO book by Dr. Sobieski

Dr. Jaroslaw Sobieski is one of the founding fathers of the MDAO discipline, and he’s published a new book, with co-authors Alan Morris and Michel van Tooren. It’s titled “Multidisciplinary Design Optimization Supported by Knowledge Based Engineering”. The book focuses on … Continue reading

July 20, 2015
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Comments Off on The Alpha Has Landed. Welcome to OpenMDAO 1.0.0A

The Alpha Has Landed. Welcome to OpenMDAO 1.0.0A

You may have noticed that there have not been a lot of commits to the OpenMDAO-Framework repository lately. Don’t worry, we’ve still been working hard on OpenMDAO. We’ve just been doing it under a different repository, for the 1.0 Alpha release. … Continue reading

July 14, 2015
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OpenMDAO 1.0 Alpha is Coming

We are going to release OpenMDAO 1.0 Alpha on July 22. This release is a massive re-write of the OpenMDAO framework. The rewrite yielded a reduction of our code base to around 5000 lines of code, sped it up, and … Continue reading

May 5, 2015
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Comments Off on OpenMDAO v0.13.0 Now Available

OpenMDAO v0.13.0 Now Available

OpenMDAO is now available for installation via virtualenv (download) or Anaconda. Instructions on both methods of installation are here. Release notes for 0.13.0 that detail the several bug fixes and new features can be found here. Anaconda Win32 NOTE:  Please note that … Continue reading

February 6, 2015
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OpenMDAO, Now In Anaconda

A lot of our users also use Anaconda, and until now, we didn’t support installation into Anaconda.  But as of today, we are rolling out our first effort at making OpenMDAO installable into an Anaconda environment.  This is part of … Continue reading

January 27, 2015
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OpenMDAO Version 0.12.0

One of OpenMDAO’s core goals is to support tight integration of high-fidelity codes into design optimization problems. With the release of version 0.12.0 we’ve taken a big step toward realizing that goal. This release includes the most significant refactor of our code base since … Continue reading

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