From Paracloud's site:

"About Paracloud

ParaCloud is a software solution that converts Microsoft Excel™ spreadsheet into a powerful generative and associative modeling and analysis application.ParaCloud extends common CAD software capabilities with minimal changes to working habits and defines a new way of communication replacing the import/export approach. ParaCloud Modeler drives Rhino 3.0, Rhino 4.0, Autodesk Maya, DXF, OBJ, STL and VRML output."