GlusterFS exceptions to GNU GPL Copyright © 2011 Gluster, Inc. Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed. Gluster has developed the APIs and the libraries in its code to enable third parties to link their software to GlusterFS software without requiring that such third party software be licensed under the GNU General Public License version 3 ("GNU GPL3"). Consequently, Gluster does not view the linking of third party software to GlusterFS through APIs or the libraries as requiring the combination to be distributed under GNU GPLv3. However, your reproduction, modification or other use of the GlusterFS software alone must comply with the terms of GNU GPL3.