CrayonBake

Bake Bake converts crayon strokes into Rhino Geometry

Bake
Command-line options
View
Bakes the strokes as curves. Curves will have a print thickness the same as their stroke thickness.
CPlane
Bakes the strokes as a hatch, appearing as they do in the current view.
Project
Captures an image, places it as a background bitmap, and isolates the view.