xCAT is a toolkit for the deployment and administration of clusters.
Latest xCAT documentation is available at: http://xcat-docs.readthedocs.io/en/latest/
xCAT is made available as open source software under the EPL license: http://www.opensource.org/licenses/eclipse-1.0.php
Developers and prospective contributors are encouraged to read the Developers Guide In particular the GitHub related subsection.