This work was originally packaged for Debian by Daniel Baumann and is later maintained by Bernd Zeimetz . It was downloaded from: http://zbar.sourceforge.net/ The current version of zbar is downloaded from: https://github.com/mchehab/zbar Below follows the copyrigt and license information as provided in the file COPYING The ZBar Bar Code Reader is Copyright (C) 2007-2009 Jeff Brown The QR Code reader is Copyright (C) 1999-2009 Timothy B. Terriberry You can redistribute this library and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA ISAAC is based on the public domain implementation by Robert J. Jenkins Jr., and is itself public domain. Portions of the bit stream reader are copyright (C) The Xiph.Org Foundation 1994-2008, and are licensed under a BSD-style license. The Reed-Solomon decoder is derived from an implementation (C) 1991-1995 Henry Minsky (hqm@ua.com, hqm@ai.mit.edu), and is licensed under the LGPL with permission. The debian packaging is Copyright (C) 2008-2009 Daniel Baumann Copyright (C) 2010 Bernd Zeimetz and licensed under the same license as zbar; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. On Debian systems, the complete text of the GNU Library General Public License can be found in /usr/share/common-licenses/LGPL-2.1 file. The hints about GFDL and invariant documentations, which were forgotton in the doc folder, were fixed by upstream, see the following URLs for details: https://sourceforge.net/tracker/?func=detail&aid=3004411&group_id=189236&atid=928515 http://zbar.hg.sourceforge.net/hgweb/zbar/zbar/rev/a400dd46fb4a http://zbar.hg.sourceforge.net/hgweb/zbar/zbar/rev/41ea3fade9e1