PlanBee is a plugin for Grasshopper for Rhino. It is a collection of utilities for floor plan analysis. For more information visit: https://www.food4rhino.com/app/planbee
Documentation is in progress..
At the moment GH Components largely consume instances of the SmartPlan class, which in turn make use of utilities and other logic classes. That is why there are numerous SmartPlan constructors - to facilitate the creation of GH Components, each of which handles a specific function only.