About QQwing
QQwing is software for generating and solving Sudoku puzzles. It has been ported to three programming languages: C++, Java, and JavaScript. It can be downloaded from qqwing.com
License
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.
Bugs and Feature Requests
Bugs, features, issues, and problems with QQWing are tracked using Bugzilla.