GitHub - messhof/Input-Dog: This is a collection of scripts for Game Maker: Studio that manage joysticks, gamepads, and custom mappings. It also includes replay support.
GitHub - LAGameStudio/InputCandy: Awesome gamepad support for GameMaker Studio 2 games.
String with a gamepad input image in it? | GameMaker Community
Gamepad Input
game maker - Gamemaker studio 2 getting error message - Game Development Stack Exchange
Getting a Steam Controller to work with GameMaker - Stuff Made By Dave
Input by Juju
Getting a Steam Controller to work with GameMaker - Stuff Made By Dave
How To Set Up And Use A Gamepad With GameMaker | GameMaker
Sony soliciting game maker input for 'future platform' - GameSpot