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BitWatts is a software-defined power meter for virtualized environments

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BitWatts is an extension of PowerAPI for building software-defined power meters inside virtualized environments. To have more details on what is a software-defined power meter, please consult:


BitWatts is an open-source project developed by the Spirals research group (University of Lille 1 and Inria) in collaboration with the University of Neuchâtel.

The research leading to these results has received funding from the European Community’s Seventh Framework Programme [FP7/2007- 2013] under the ParaDIME Project, grant agreement no. 318693.

This project is fully managed with sbt.

The documentation is available here.

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We all stand on the shoulders of giants and get by with a little help from our friends. BitWatts is written in Scala (version 2.11.4 under 3-clause BSD license) and built on top of:


This software is licensed under the GNU Affero General Public License, quoted below.

Copyright (C) 2011-2015 Inria, University of Lille 1, University of Neuchâtel.

BitWatts is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

BitWatts is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License along with BitWatts. If not, please consult