AB3DPlugin for SketchUP is a component with special attributes that allow for more advanced functionality. it turns any two or more 2D drawings into a perfect 3D model
Import, Editing and Export of CityGML Models using SketchUp
Link components to websites, proxy, layers, scenes, sounds, files and folders.
Upload your SketchUp models to the 3D (WebGL) viewing, rendering, and sharing website Sketchfab
Parametric Modeling for SketchUp