Develop an Easy to Use, Simple, 3D Design Software

Develop an easy to use, simple, 3D design software in the lines of AutoDesk 123 Design ([login to view URL]) preferably or similar. > Hardware requirements: - Application should run on a minimal laptop configuration that does not involve a graphic card. - Application should be tablet / smartphone friendly > Software specifications: - Operating System o Windows 8.x / Browser based (Offline, able to run without an internet connection) > Features o The user should be able to create simple to medium models using basic shapes. o A repository of standard libraries for 3d shapes should be available / upgradeable / configurable o Minimum resolution of dimensions: 1 mm (if lesser, better) o 3d models should be able to be saved in standard OBJ and STL file formats o The software should also be able to edit standards files in OBJ format