3D Product Configurator Feature Requests

My products (Park Plus, Bob, Bob Job) require multi connector linear structure, where therer can be multiple positions for "left" and "right".

I need grid structure of some sort for my sofa product (Rut)

In order to sell shelving systems, structure logic that helps users to do the assembly on 3D is needed. This needs to support different number of ladders, shelves and possible accessories