Document Solutions Image Viewer and Editor (DsImageViewer) is a commercial product and is licensed under MESCIUS licensing terms.
For licensing details, license types, deployment requirements, FAQs, and EULA please visit the following links:

General Licensing Questions:
https://developer.mescius.com/document-solutions/licensing

End User License Agreement (EULA):
https://developer.mescius.com/legal/eula

Copyright (c) MESCIUS inc. All rights reserved.