Controller Tester for X is a sleek and modern Windows app that lets you test Xbox and XInput-compatible controllers with real-time input visualization and vibration feedback. It also integrates with Playnite to suggest and launch your installed games directly. Plug-and-play: Detects controllers instantly without setup. Live input monitoring: See analog stick, trigger, and button responses in real-time. Game suggestions: Reads from your Playnite library to show games you can test with. One-click launch: Launch your Playnite games directly from the app. Vibration test: Test both motors independently.