Spirograph
Zewp.com
Star
Flower
Atom
Lace
Bloom
Weave
Galaxy
Petals
Diamond
Random
R
120
r
45
d
80
Revs
20
Width
1
Hypotrochoid
Epitrochoid
Draw
Animate
Clear
Save PNG
Spirograph curves: hypotrochoids (inner gear) and epitrochoids (outer gear). R = fixed circle radius, r = rolling circle radius, d = pen distance from center. Adjust parameters and click Draw or Animate.