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 and Feature Availability
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.
4.1 No Guarantee of Feature Completeness
You acknowledge and agree that:
- The Software is under active development and certain features may be incomplete, experimental, unstable, or not yet fully implemented.
- Features described in marketing materials, documentation, or the Software's interface may not function as expected, may produce errors, or may be partially implemented.
- The Licensor reserves the right to add, modify, disable, or remove any feature at any time without prior notice.
- The purchase of a license or any payment made for the Software does not entitle You to any specific feature, functionality, or performance level, whether currently available or planned for future release.
- You shall have no claim, right of action, or cause of action against the Licensor based on the absence, removal, modification, or malfunction of any feature, whether or not such feature was advertised, demonstrated, or previously available.
- The Licensor is not liable for any loss, damage, or expense arising from reliance on the availability or functionality of any feature of the Software.
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.
Cross-platform application framework
RAW image format decoder
EXIF, XMP, and IPTC metadata extraction
Media player and video playback engine
WebRTC peer-to-peer data channels
TLS/SSL cryptography library
Machine learning inference engine for AI auto-tagging
3D rendering and mesh visualization
Image loading and writing
INI configuration file parser
XML parsing library
OpenEXR HDR image support
JSON parsing library
Secure Real-time Transport Protocol
SCTP protocol implementation
Video downloader for media playback
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.htmlQt is a registered trademark of The Qt Company Ltd. and its subsidiaries.
8. Privacy and Data Collection
The Licensor respects Your privacy. The Software does NOT collect, transmit, or store any personal data, usage analytics, telemetry, or crash reports.
8.1 The Software checks for available updates at launch by connecting to the Licensor's update server. This check transmits only the current Software version to determine if an update is available. No personal data is transmitted.
8.2 License keys are verified locally on Your device. No license information is sent to any server.
8.3 The Software may connect to the internet for the following optional features:
- Peer-to-peer file sharing via WebRTC (direct connections between users, no central server)
- Downloading AI models from GitHub for auto-tagging functionality
- Downloading video content via yt-dlp when using the video playback feature
8.4 The Licensor does not sell, share, or otherwise distribute any user information to third parties.
9. User Content and Data Ownership
9.1 All content You create, import, organize, or manage using the Software ("User Content"), including but not limited to images, 3D models, textures, videos, metadata, tags, and organizational structures, remains Your sole property.
9.2 The Licensor claims no ownership, license, or rights of any kind over Your User Content.
9.3 The Software processes Your User Content locally on Your device. User Content is not uploaded to any server operated by the Licensor unless You explicitly choose to share it via peer-to-peer features.
9.4 You are solely responsible for maintaining backups of Your User Content. The Licensor is not responsible for any loss, corruption, or damage to Your User Content.
10. Internet Connectivity
Certain features of the Software require an active internet connection. The Licensor is not responsible for any issues arising from lack of internet connectivity, including but not limited to:
- Inability to check for or download updates
- Inability to download AI models for auto-tagging
- Inability to use peer-to-peer sharing features
- Inability to download or play online video content
The Software is designed to function primarily offline. Core features including asset browsing, organization, and visualization do not require internet connectivity.
11. Age Restriction
The Software is intended for users aged 13 and older. By installing or using the Software, You represent that You are at least 13 years of age. If You are under 13, You may not use the Software.
12. 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.
13. 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.
14. 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.
15. 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.
16. Severability
If any provision of this EULA is found to be invalid, illegal, or unenforceable by a court of competent jurisdiction, such provision shall be modified to the minimum extent necessary to make it valid and enforceable, or if modification is not possible, shall be severed from this EULA. The remaining provisions shall continue in full force and effect.
17. Entire Agreement
This EULA constitutes the entire agreement between You and the Licensor with respect to the Software and supersedes all prior or contemporaneous understandings, communications, or agreements, whether written or oral, regarding the Software.
© 2026 Noumena. All rights reserved.
Last updated: March 2026