Extending Google SketchUp: A Developer’s View Mark Limber The world is not really flat; just check out Google Earth and the 3D Warehouse. Google SketchUp is a 3D modeling tool used to model buildings for Google Earth, visualize interiors, design furniture and basically work in 3D. With the latest release of Google SketchUp 6, you can now use HTML, JavaScript and the built-in Ruby API in concert to create compelling applications built on top of SketchUp to customize and/or automate certain …Submited by:GoogleDeveloperDay