1. Zenphoto (Software)

The program itself is licensed under the GPL v2 or later 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.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA

The license can be read here:

The license text is also included within Zenphoto download package.

Plugins and themes are considered derivative works and by providing such you agree to this license as well. For themes this refers to the code part, the design/look part may be released under a different license.

You also agree to this license if providing patches and bug fixes via our GitHub issue tracker or submitting translations.

Please also read our contributor guidelines for more info.

2. (Website)

All content (text, intro text, documentation, tutorials, code examples, and all other material unless otherwise noted) on this website – with the explicit exception of the software name ("Zenphoto"), logo and associated marks – are released under the Creative Commons Attribution Share Alike license:

Read the full legal code here:

Articles release under this license are specifically marked. Content of third parties like the showcase website screenshots or theme designs remain property of their owners and may be released under a different license.

For attribution, please include a backlink to

Reminder: if you provide additions to the documentation, tutorials or the like you also agree to release these under this license, as indicated within the license itself.

Please also read our contributor guidelines for more info.