Houdini Digital Asset to generate Reference Frames on a polygonal curve.
https://www.orbolt.com/asset/prb::PolyPathFrame::1.0

Cheers

A bagful of thanks!

Just the Tangent but with more options

Cheers

Here's an application of PolyPathTangent. Getting an updated edge normal for a closed polygon:

Scene: http://jmp.sh/9k2rO1T [jmp.sh]

Here's a silly application of PolyPathFrame. Dropped some curves and set up a model-able rig:



Cheers