Colorful compositions of straight and curved lines constrained within subdivided panels.
By Matthijs Keuper aka @codeandwood Sept 2022 license: CC BY-NC

The output is created as an SVG file.
Press S to save as SVG, P to save as png (4000 x 4000px) Add ?size=6000 to the url to render to 6000x6000 pixels if you want to save a higher-res png. Or use any other size.

Unfortunately, the live version won't display correctly in Safari browsers.