License
WiTwin is free for research and personal use. Commercial use requires a separate license agreement with us.
Research & Personal
PolyForm Noncommercial License 1.0.0
Use WiTwin for free for any noncommercial purpose — academic research, education, personal and hobby projects.
- Full access to simulation capabilities
- Use in academic publications
- Modify and build on the source
- Use by universities, non-profits, and public research organizations
Commercial
Separate commercial license
Any commercial use — in a product, service, or for-profit R&D — requires a separate license agreement with us.
- Production and commercial deployment rights
- Use for commercial research and development
- Priority support
- Custom integration assistance
At a glance
Free, no permission needed
- Academic and scientific research
- Use by universities, public research labs, and non-profits
- Personal, educational, and hobby projects
- Modifying the source and creating derivative works for noncommercial use
- Sharing copies, as long as this license travels with them
Requires a commercial license
- Using WiTwin in a product or service you sell or monetize
- Use by a company for its internal business operations
- Commercial research and development at a for-profit entity
- Any use with an anticipated commercial application
- Removing or altering the copyright and license notices
Getting a commercial license
Reach out
Email us at xyzhang@ucsd.edu describing your intended use, product, and scale.
Scope the license
We work out terms that fit your use case — deployment, support, and integration.
Get authorized
Sign the agreement and receive written authorization to use WiTwin commercially.
Full license text
The noncommercial terms are the PolyForm Noncommercial License 1.0.0. The complete dual-license notice, including the full text, is in the LICENSE file at the root of the repository.
This page is a plain-language summary provided for convenience. It is not legal advice and does not replace the full license text. If the summary and the license ever conflict, the LICENSE file governs.