libusbK is a Windows only project which provides a new set of API for Windows (supporting WinUSB, libusb0.sys and libusbk.sys) and kernel driver libusbK.sys. libusb-win32 is a Windows-only project which provides a libusb-0.1 API compatible library for Windows and the associated kernel driver libusb0.sys. Please note that libusb-win32 and libusbK are separate projects. This page details the specifics of the Windows backend part of libusb, which helps developers easily communicate with USB devices on Windows.Ĭurrently it supports the WinUSB and HID drivers for generic USB device access as well as the libusb-win32 and libusbK drivers.