Nikon Z9 Mirrorless Camera - Manual (Page 896)

896 Trademarks and Licenses
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