This version of OpenMDAO is completely new software. To use the legacy version (versions 0.13.0 and older) of the OpenMDAO-Framework, go here: https://github.com/OpenMDAO/OpenMDAO-Framework
OpenMDAO 1.0 is in an ALPHA state. The version that you are installing is under active development, and as such may be broken from time to time. We highly recommend that you clone this repository to install the code, so you can easily pull down the latest updates.
To install OpenMDAO 1.0 Alpha: Install Python, Pip, Numpy, and Scipy. (Anaconda Python, comes bundled with everything you need: http://continuum.io ).
Next, clone OpenMDAO repository:
git clone https://github.com/OpenMDAO/OpenMDAO.git
Lastly, install it in development mode (from the parent directory):
pip install -e OpenMDAO
For more information, visit our website at: http://openmdao.org
or read our docs at: http://openmdao.org/docs