GPU particle system

A rendering technique that advances and draws tens of thousands of independently-moving points or sprites entirely on the GPU, holding large animated entity sets at interactive frame rates in the browser.

grounded in: HN front page 2026-07-14: Show HN satellite tracker rendering 30k+ Starlink/other satellites live in-browser; this system already ships WebGL visualizations (kg-viz, geospatial-viz, instanced-renderin