2. License
RbFly library is licensed under terms of GPL license, version 3. As stated in the license, there is no warranty, so any usage is on your own risk.
2.1. Proprietary License
Art System Engineering Limited company is providing proprietary licenses for RbFly library.
This enables enterprises to integrate RbFly library into their proprietary applications, and addresses concerns of the enterprises about free-software licenses.
Details about the proprietary license can be found at https://art-se.eu/licenses.html.