gamepad-tester.com - site is not usable · Issue #92892 · webcompat/web-bugs · GitHub
ps4 gamepad tester – GamePad Tester
Jumping the hurdles with the Gamepad API
ToS Gamepad Tester on Steam
Gamepad Test | Controller & Joystick Test with Gamepad Viewer
HTML5 Gamepad Tester - Test your gamepad online! — Steemit
Hello r/gamedev, I made this free little tool to test out controller inputs, since there's hardly a way to test them out without running a game or some other unrelated software :