Classic DB is released under the GPL v3.
The terms and conditions of this license are described below:
Classic DB is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
This file (LICENSE.mdown) must be a part of any redistributable packages
made from this software. No licenses should be removed from this software if
you are making redistributable copies.
Game content is Copyright © 2004-2016 Blizzard Entertainment