# Donations The MULTI-Module firmware is provided for free under the [GNU General Public License v3.0](https://www.multi-module.org/other/license). The developers do not receive any payment from any of the manufacturers of MULTI-Modules whose products use this firmware. If you like this project and enjoy using it, please consider making a donation. Donations are used to fund test hardware to develop and integrate more models. Donations to the MULTI-Module project can be made via PayPal by clicking the link below. {% embed url="" %} Every donation helps and is greatly appreciated, no matter the amount!