8 Channel USB GPIO Module With Analog Inputs | Numato Lab
Installing Numato Lab USB GPIO and Relay module on Linux on Vimeo
Adafruit FT232H Breakout - General Purpose USB to GPIO, SPI, I2C [USB C & Stemma QT] : ID 2264 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
About USB GPIO Modules | USB-GPIO | IoT GPIO Solutions | Products | taskit GmbH