VIPER components are open source and released under GPL3, Apache2 and MIT licenses [see License] depending on the used libraries and codes.
If you want to try VIPER or if you are an individual developing for no commercial purposes, you can use VIPER in your projects and installations releasing within the original license and claiming VIPER in your code.
If you are an individual or a company and you want to use VIPER in your commercial products, the Commercial License gives you rights for no claims and royalties. If you are interested in the VIPER Commercial Release that includes the VIPER license, contact us at sales@viperize.it