kopano-core/LICENSE.txt

Copyright 2005 - 2016 Zarafa and its licensors
Copyright 2016 Kopano and its licensors

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License, version 3,
as published by the Free Software Foundation.

This program 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 this program. If not, see http://www.gnu.org/licenses/.