Quiet SEO is licensed under the GNU General Public License, version 2 or later.

You may redistribute and/or modify this software 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 software 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.

The full license text is available from the Free Software Foundation:
https://www.gnu.org/licenses/gpl-2.0.html
