Demoscene FX Lab realtime effects · GIF export

Nine classic 90s software-rendered effects — plasma, fire, tunnel, rotozoom and friends — driven by a 256-entry palette LUT, exactly like the demos did it. Tweak live, then bake a seamless looping GIF.

Effect

Palette

cycle palette

Viewport

Move the mouse over the viewport — most effects follow the pointer.

Parameters

Resolution

Internal buffer

FPS–

Pixels / frame–

GIF export

Frames 36

FPS 20

Scale 1

The loop is baked over one full cycle of the effect's period, so it repeats seamlessly. Big frame counts take a few seconds.