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Professional HTML5 gamepad tester for Xbox, PS5, PS4, Switch & PC. Check controller buttons, joystick deadzones, and vibration online. Compatible with Xbox 360, Xbox One, PS3, PS4 & PS5.

Sourcemaps unlock some observability benefits but might expose your codebase. Check out how they work, and how to protect yourself.

A subtitle player for the browser

Learn the "Grill Me" AI skill—a powerful technique to deeply explore coding plans, requirements, and ideas through structured AI conversations.