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libusb
libusb/libusb: A cross-platform library to access USB devices - GitHub
libusb download | SourceForge.net
libusb - Wikipedia
Releases · libusb/libusb · GitHub
Windows · libusb/libusb Wiki · GitHub
libusb documentation — libusb 1.0.27.post1 documentation
How to most properly use libusb to talk to connected USB devices?
libusb download | SourceForge.net
libusb-1.0 API Reference