This page must be opened through serve.cmd (or serve.py) from the web build folder. It needs special headers that a plain file open cannot provide.
Needs a recent Chrome or Edge (137 or newer). The first start loads a large file — give it a moment.
Arrows steer · Z accelerate · X brake/back · A / S other buttons · Q / E shift · Enter start · Right Shift select · J L I K analog · F8 mute · F9 / F10 volume · F1 anti-aliasing · End anisotropy · Xbox, PlayStation, Switch and most other controllers work too (right trigger accelerates, left brakes)