🎢 Roller Coaster Track Designer — 2D Energy and G-Force Lab

2D companion of the roller coaster ride: an editable smooth track, an RK4 cart with rolling friction and air drag, energy bars, felt g-force along the track with lift-off detection, and two numerical checks.

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install