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 :
Trust.com - GXT 540 Yula Wired Gamepad
Trust.com - GXT 1230 Muta Wireless Controller for PC and Nintendo Switch
Trust us, this tiny gaming laptop is really, really small | Mashable
Best Bluetooth Game Controllers for PC: Updated 2022 Reviews, Brands – Rolling Stone