Xbox Game Controller Tester Guide - You might not suck at NHL!
607} How To Test Joystick With Multimeter - YouTube
Game Controller Tester - Microsoft Apps
pygame-joystick-test | Devpost
xInput Controller Tester Download: Test your xInput device with this simple and useful program, making sure your controller does not display any errors you might not know about
Joystick Tester - Download & Review
JOYSTICK TEST FOR C64 : Floppy 5,25" Disk for Commodore 64 128 | eBay
Gamepad Test | Controller & Joystick Test with Gamepad Viewer
DIY) 9PIN JOYSTICK TESTER for COMMODORE and ATARI with TWO FIRE BUTTONS - Share Project - PCBWay
Gamepad Vibration Test: How to Check Gamepad is Working or Not on PC | Videogamerplus