The U.S. Department of Energy and its National Laboratories released updated versions of their open-source, whole-building energy modeling tools, the EnergyPlus™ engine, and the OpenStudio™ Software Development Kit (SDK).
Installation package downloads for Windows, Mac OS X, and Ubuntu Linux are available at
Energyplus and OpenStudio, respectively. Peer-to-peer and developer support is available via the Unmet Hours
forum. More information about all of DOE's building energy modeling software and research projects can be found at
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