VDMPad uses VDMJ as an execution engine. Please note that VDMJ is copyrighted and licensed independent of VDMPad. Please visit the link below and the copyright notice for details.

/*******************************************************************************
 *
 *	Copyright (C) 2008-2013 Fujitsu Services Ltd.
 *
 *	Author: Nick Battle
 *
 *	VDMJ 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.
 *
 *	VDMJ 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 VDMJ.  If not, see .
 *
 ******************************************************************************/