Building snap-fit 3D models is fun, but how, exactly, do you design them? One way is to follow the lead of woodworkers, who have had the same challenge, and it’s long been solved. A popular approach ...

BOSL2 introduces the concept of "attachables." You can do the following things with attachable shapes: Control where the shape appears and how it is oriented by anchoring and specifying orientation ...

B-Splines and Non-uniform Rational B-Splines (NURBS) are a way to represent smooth curves and smoothly curving surfaces with a set of control points. The curve or surface is defined by the control ...