papertoy.devalpha
Build interactive prototypes in your browser,
with Javascript and Paper.js.
GDC 2025
Other prototypes
Simple gamepad cursor
This demo shows how to make a cursor controllable by a gamepad. You can hover and click on a few buttons with it.
2D Vector Drawing
This demo shows more advanced drawing features, with a 2D island map-like view.
HUD Aiming crosshair
This demo recreates the Bow aiming crosshair from The Last of Us 2.
Timer
This demo shows how to display a hh:mm timer with a smooth feedback for the seconds.