See the Pen Spinoscope by Stephen Matthews (@gingerman) on CodePen.

See the Pen Dynamic Particles in html css and js ( not canvas ) gingerman by Stephen Matthews (@gingerman) on CodePen.

See the Pen UnRainbow by Stephen Matthews (@gingerman) on CodePen.

See the Pen HappiAccident_1 by Stephen Matthews (@gingerman) on CodePen.