Sphere-tracing (aka sphere-assisted ray marching) projects

[warpedwartwars]

3d: 3draytrace
2d: raytrace2d
2d top-down visual: raytrace2dvisualization

(yes i called the projects "raytrace" but really it's sphere tracing, a type of ray marching)

[awdeni]

Wow looks nice!

[geokid]

Very nice.