Barcode wouldn’t be possible without a number of third-party libraries it uses. We are thankful to their respective authors for bringing those libraries. Here is the list in the alphabetical order.


(C) 2003-2013 by FreeImage
This software uses the FreeImage open source image library.
FreeImage is used under the FIPL, version 1.0

Qt GUI Toolkit

Copyright (C) 2021 The Qt Company Ltd.
Qt is available under the LGPL.


Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
All rights reserved.
This file is part of a Qt Solutions component.
Available under the BSD License


Barcode uses ZINT backend code which is available under BSD 3 license.