Some Nice Shader Toy Link
https://www.shadertoy.com/view/4dfGzs
https://www.shadertoy.com/view/3lsSzf
https://iquilezles.org/articles/voxellines/
https://www.shadertoy.com/view/MdX3Rr
https://www.shadertoy.com/view/MdXSWn
https://iquilezles.org/articles/sdfrepetition/
https://iquilezles.org/articles/sdfrepetition/
https://www.shadertoy.com/view/lltBWB