The Perseus Digital Library at Tufts University, without which none of this would be possible.

The software was built with the opensource edition of the Qt Framework.

The default Arabic font is Amiri by Khaled Hosny.

The default non-Arabic font Fira is copyright (c) 2012-2015, The Mozilla Foundation and Telefonica S.A. and is released under the SIL Open Font License, Version 1.1

The logging system, QsLog, Copyright (c) 2013, Razvan Petru

Sotheby's, for permission to use the image of a printers' manuscript copy of Lane's Lexicon.

The default virtual Arabic keyboard layout is by Eric van Lit.

The icons are from the KDE project and are licensed under GPL3.