Copyright © 2022-2026 ETH Zurich.
Copyright © 2026-present Qendra AG. All rights reserved.

PROPRIETARY SOFTWARE LICENSE AGREEMENT

This software and its accompanying files (the "Software") are the proprietary
property of Qendra AG (the "Licensor") and are protected by
copyright law. By installing, copying, or otherwise using the Software, you
("Licensee") agree to be bound by the terms of this Agreement. If you do not
agree, do not install or use the Software.

1. GRANT OF LICENSE
   Subject to the terms below, Licensor grants Licensee a worldwide,
   royalty-free, non-exclusive, non-transferable license to:
   (a) install and use the Software, in its compiled form as distributed,
       for any lawful purpose, including commercial use;
   (b) import, link against, and call the Software's public API from other
       software, whether proprietary or open source;
   (c) redistribute the Software, unmodified and in its original distributed
       form (including this LICENSE file), as a dependency of other software,
       including via package indexes such as PyPI.

2. RESTRICTIONS
   Licensee shall NOT, and shall not permit any third party to:
   (a) reverse engineer, decompile, disassemble, deobfuscate, or otherwise
       attempt to derive the source code, underlying ideas, algorithms, file
       formats, or internal structure of the Software, except to the extent
       such restriction is expressly prohibited by applicable law;
   (b) modify, adapt, translate, or create derivative works of the Software;
   (c) remove, alter, or obscure any copyright, trademark, or other
       proprietary notices contained in the Software;
   (d) redistribute the Software in any form other than the unmodified form
       described in Section 1(c);
   (e) sublicense, rent, lease, or sell the Software as a standalone product.

3. OWNERSHIP
   The Software is licensed, not sold. Licensor retains all right, title, and
   interest in and to the Software, including all intellectual property
   rights. No rights are granted to Licensee other than those expressly set
   forth in this Agreement.

4. NO WARRANTY
   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   FITNESS FOR A PARTICULAR PURPOSE, AND NONINFRINGEMENT.

5. LIMITATION OF LIABILITY
   IN NO EVENT SHALL THE LICENSOR BE LIABLE FOR ANY CLAIM, DAMAGES, OR OTHER
   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT, OR OTHERWISE, ARISING
   FROM, OUT OF, OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
   DEALINGS IN THE SOFTWARE.

6. TERMINATION
   This license terminates automatically if Licensee breaches any of its
   terms. Upon termination, Licensee must cease all use and destroy all
   copies of the Software in their possession.