usbrelay: usbrelay (software for HID usb relays) usbrelay: usbrelay: Command line tool for 1,2,4 and 8 output usb relays based on HID usbrelay: compatible chips. usbrelay: usbrelay: Usage instructions at: https://github.com/darrylb123/usbrelay usbrelay: usbrelay: usbrelay: usbrelay: usbrelay: