SIMULATIONS

Interactive physics simulations

Particles
Thousands of particles react to your cursor with gravity and repulsion. Mesmerizing trails and velocity-based colors.
Canvas 2D
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Fluid
GPU-accelerated Navier-Stokes fluid dynamics. Drag to inject colorful dye into a flowing field.
WebGL
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Cloth
Verlet integration cloth physics. Grab, stretch, and tear a realistic fabric simulation.
Canvas 2D
Falling Sand
Pixel sandbox with 7 materials. Sand, water, fire, oil — combine them and watch emergent reactions.
Canvas 2D
← All Demos