[BaraBatman]

I once tried my own L-system generator on lisp! Take a look

https://github.com/FdelMazo/cl-aristid

[kaveh808]

Very cool. I must check this out.

I implemented some L-system features in my 3D Common Lisp system: https://github.com/kaveh808/kons-9

[swayvil]

This is pretty tight