At Rapidmanufactory, I frequently created utility scripts to enable or ease my workflow, one of those scripts requests was to create a tool that generates 3D printable connectors at the vertices of any poly-mesh, I used maxscript to develop this plugin for 3DMax:
YTkweDVEtJsSgLoad video

It has been used in the process of creating a couple large cylindrical lamps for an exhibition, the Omnilux lamps by Ghouyoum, who also defined the original connector model for imitation.

Omnilux connector photo Closeup on a brass connector (Generation > 3D print > Silicone mold > Wax cast > Investment cast) (Omnilux lamp in the background)

Other 3D models processed with the tool:
Other uses
YT2XRRW7V0nQMLoad video
Adapting a Torus Knot for processing, and its unique connectors.