Licenses is a fully free and open source software. It is published under the AGPLv3, the GNU Affero General Public License version 3 or later with an additional permission (see below).

You can download the program from the project web page

AGPLv3 - GNU Affero General Public License is licensed under the GNU Affero General Public License version 3 or later with the following additional permission.

Additional Permissions for Apple App Store

For Submission to the Apple App Store: Provided that you are otherwise in compliance with the AGPLv3 for each covered work you convey (including without limitation making the Corresponding Source available in compliance with Section 6 of the AGPLv3), the developers also grant you the additional permission to convey through the Apple App Store non-source executable versions of the Program as incorporated into each applicable covered work as Executable Versions only under the Mozilla Public License version 2.0.

Website and Documentation

The documentation & web site of are published under the Creative Commons Attribution 4.0 International license.

Feel free to edit, change and redistribute the documentation to make this project more accessible.

Additional License includes many libraries that may have different, compatible open-source and free software licenses. You can find below a non-conclusive list of libraries and their licenses.