L-System Turtle Graphics
Zewp.com
Koch Curve
Sierpinski
Dragon
Plant
Tree
Hilbert
Gosper
Penrose
Levy C
Bush
Crystal
Rings
Axiom:
Angle:
Iterations:
Line Width:
Draw
Save PNG
F →
G →
X →
Y →
Stroke:
BG:
Opacity:
L-Systems generate fractal patterns via string rewriting. F/G=draw forward, f=move without drawing, +=turn left, -=turn right, [=push state, ]=pop state. Adjust iterations carefully — high values can be slow.