Steam Community :: Guide :: Use any 8-button DirectInput controller with KI
Amazon.com: Adafruit Analog 2-axis Thumb Joystick with Select Button + Breakout Board [ADA512]: Computers & Accessories
Arduino Leonardo/Micro(ATMega32u4) As Gamepad/Game Controller : 8 Steps - Instructables
halfcoordinated on Twitter: "oh no I found it. My two-button foot pedal is being picked up as a "2 axis 8 button gamepad" in certain places. WHYYYYYYYY"
Usb 2-axis 8-button Gamepad Driver For Mac - wooonline