Windows User Space AppleSMC Driver (64-bit only)
Cross platform configuration tool for Ciseco XRF radio devices
E-Sport Drivers for the Razer Nostromo
Smartcard access lib for Arduino based boards
A command-line programmer for Atmel USB microcontrollers
Control your computer with an IR remote
Open implementation of the x86 architecture
Software control for the BitFenix Recon fan controller.
GCode sender for ramps and marlin firmware for CNC Milling Machine
libusbx is OBSOLETE - use http://libusb.info