Entries for the Hackaday Prize are required to disclose the licensing terms of all of the software used in the project.
This project is licensed under the Creative Commons 4.0 Share Alike Non-commercial Licence.
This project includes the Mozzi audio library, which is also under this license and this it is required.
This project also uses the Arduino IDE, which is licensed under LGPLv2.1.
This project also uses STM32Duino libraries and utilities for supporting STM32 Blue Pill boards.