The GPL
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Proview is licensed under the GPLv2 with an exception
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* Proview Open Source Process Control. * Copyright (C) 2005-2012 SSAB EMEA AB. * * This file is part of Proview. * * This program 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 2 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 Proview. If not, see <http://www.gnu.org/licenses/> * * Linking Proview statically or dynamically with other modules is * making a combined work based on Proview. Thus, the terms and * conditions of the GNU General Public License cover the whole * combination. * * In addition, as a special exception, the copyright holders of * Proview give you permission to, from the build function in the * Proview Configurator, combine Proview with modules generated by the * Proview PLC Editor to a PLC program, regardless of the license * terms of these modules. You may copy and distribute the resulting * combined work under the terms of your choice, provided that every * copy of the combined work is accompanied by a complete copy of * the source code of Proview (the version used to produce the * combined work), being distributed under the terms of the GNU * General Public License plus this exception.