License Agreement

End User License Agreement for Noumena Software

THIS END USER LICENSE AGREEMENT ("EULA") PROVIDES YOU WITH A LICENSE TO USE NOUMENA (THE "SOFTWARE") AND CONTAINS WARRANTY INFORMATION AND LIABILITY DISCLAIMERS. BY DOWNLOADING AND/OR USING THIS SOFTWARE, YOU ARE AGREEING TO BECOME BOUND BY THE TERMS AND CONDITIONS OF THIS LICENSE AGREEMENT. THE NOUMENA SOFTWARE IS PROTECTED BY COPYRIGHT LAWS AND INTERNATIONAL COPYRIGHT TREATIES, AS WELL AS OTHER INTELLECTUAL PROPERTY LAWS AND TREATIES. NOUMENA IS LICENSED, NOT SOLD.

1. Definitions

"Licensor" shall mean the copyright owner or entity authorized by the copyright owner that is granting the License.

"You" (or "Your") shall mean an individual or Legal Entity exercising permissions granted by this License.

"Legal Entity" shall mean any Legal Person, Organization or other Association or Authority using the Software for commercial purposes. For the purposes of this definition, "control" means (i) the power, direct or indirect, to cause the direction or management of such entity, whether by contract or otherwise, or (ii) ownership of fifty percent (50%) or more of the outstanding shares.

"Commercial License" shall mean a valid and active commercial license to use the Software, paid for and issued in accordance with terms and conditions of this EULA.

2. Introduction

This End-User License Agreement is a legal agreement between You and the Noumena development team. This EULA governs Your acquisition and/or use of the Noumena software ("Software").

This EULA applies regardless of whether You have purchased the Software, or downloaded it for free, or as a Legal Entity acquired a required commercial license. By clicking "accept" or installing and/or using the Software, You are confirming Your acceptance of the Software and agreeing to become bound by the terms of this EULA.

The terms in this EULA also apply to any updates of the Software, supplements, internet-based services, and support services for the Software, unless other terms accompany those items on delivery.

3. License Grant

The Licensor hereby grants You a limited, non-exclusive, non-assignable, non-sublicensable, revocable license to use the Software in accordance with the terms of this EULA.

3.1 You are permitted to install the Software on all supporting operating systems. You are responsible for ensuring Your device meets the minimum requirements of the Software. You are permitted to make copies of the Software for backup purposes.

3.2 Schools and educational institutions are permitted to copy and distribute the Software for educational purposes.

3.3 You agree to abide by all applicable laws and regulations when using the Software. You are NOT allowed to:

  • Edit, alter, modify, adapt, translate or otherwise change the whole or any part of the Software, nor decompile, disassemble or reverse engineer the Software.
  • Resell, rent, lease, or redistribute the Software for commercial gain.
  • Distribute the Software on public websites or in ways that enable unauthorized access.
  • Use the Software or any information accessible through it to bypass or modify any login architecture or security measures.

3.4 If You are a Legal Entity, You may not use the Software without a paid Commercial License. A Legal Entity is required to purchase a license for each user of the Software within the organization.

4. Beta Version Terms

Licensor may offer a beta version of the Software (the "Beta Version"). If You choose to download the Beta Version, You acknowledge that:

  • The Beta Version is pre-release software and may be incomplete or contain errors.
  • Any use of the Beta Version is done entirely at Your own risk.
  • Licensor is not responsible for any costs, expenses, or liabilities You may incur as a result of using the Beta Version.
  • The Beta Version may not be compatible with all systems or previous versions.

If You are using the Beta Version for commercial purposes and there is an up-to-date commercial version available, You may not use the Beta Version as a means of avoiding payment for commercial licensing fees.

5. Intellectual Property

You acknowledge and agree that all content, design elements, and materials available in the Software, including graphics, logos, designs, icons, scripts, and service names ("Licensor's Content"), are owned by the Licensor and/or its partners and licensors and are protected by copyrights, trademarks, patents, trade secrets, and other proprietary rights.

You may not use, copy, reproduce, modify, republish, upload, post, transmit, or distribute any Licensor's Content unless expressly permitted in this EULA.

The Noumena name, logo, and associated trademarks may not be used without prior written permission.

6. Third-Party Software Components

The Software incorporates third-party open source software components. These components are subject to their respective licenses.

Qt 6LGPL v3

Cross-platform application framework

Source
LibRawLGPL v2.1

RAW image format decoder

Source
libdatachannelMPL 2.0

WebRTC peer-to-peer data channels

Source
TinyEXIFBSD-2-Clause

EXIF metadata extraction

Source
tinyxml2zlib

XML parsing library

Source
tinyEXRBSD-3-Clause

OpenEXR HDR image support

Source

Full license texts are available in the Software's installation directory.

7. Qt Framework LGPL v3 Notice

This Software uses the Qt Framework, which is licensed under the GNU Lesser General Public License version 3 (LGPL v3).

Your Rights Under LGPL v3

The Qt libraries used in this Software are dynamically linked, which means:

  • You may replace the Qt libraries (DLL files) with your own modified versions
  • You have the right to obtain the Qt source code
  • The Noumena application code itself remains proprietary

Qt Source Code

The complete source code for the Qt Framework is available at:

LGPL v3 License

The full text of the GNU Lesser General Public License version 3 is available at:

https://www.gnu.org/licenses/lgpl-3.0.html

Qt is a registered trademark of The Qt Company Ltd. and its subsidiaries.

8. Disclaimer of 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.

IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 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.

WITHOUT LIMITING THE FOREGOING, LICENSOR MAKES NO REPRESENTATION OR WARRANTY: (I) AS TO THE SOFTWARE, THE INFORMATION, CONTENT, MATERIALS INCLUDED THEREIN; (II) THAT THE SOFTWARE WILL BE FUNCTIONING CONTINUOUSLY, UNINTERRUPTED, SECURELY OR ERROR-FREE; (III) AS TO THE ACCURACY, RELIABILITY, OR CURRENCY OF ANY INFORMATION PROVIDED.

9. Limitation of Liability

In no event shall the Licensor be liable for any damages due to use, inability of use, errors during use, or possession of the Software, to the maximum extent permitted by law. This includes without limitation, lost profits, business interruption, or lost information.

In no event will the Licensor be liable for loss of data or for indirect, special, incidental, consequential (including lost profit), however arising (including negligence) or other damages, even if You have been advised of the possibility of such damages.

TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, LICENSOR'S ENTIRE LIABILITY UNDER ANY PROVISION OF THIS EULA SHALL BE LIMITED TO THE AMOUNT ACTUALLY PAID BY YOU FOR THE SOFTWARE.

10. Termination

This EULA is effective until terminated. Licensor may change, suspend, or discontinue all or any aspect of the Software at any time for any reason without prior notice or liability.

Licensor may terminate this EULA and cancel all rights granted to You under this EULA at any time if You breach any of its terms.

Upon termination, You must cease all use of the Software and destroy all copies in Your possession.

11. Governing Law

This EULA shall be governed by and construed in accordance with applicable laws, without giving effect to any principles of conflicts of law.

Any disputes arising out of or relating to this EULA shall be resolved in accordance with applicable dispute resolution procedures.

© 2026 Noumena. All rights reserved.

Last updated: January 2026