Nikon Z 9 Reference Manual page 896

D
BSD License (NVM Express Driver)
The license for the open-source software included in the camera's NVM
Express driver is as follows:
https://imaging.nikon.com/support/pdf/LicenseNVMe.pdf
D
Other Open-Source Software
Additional open-source licenses can be found at the URL below:
https://imaging.nikon.com/oss/en/index.htm
Trademarks and Licenses
896