Aspose.CAD allows developers to open, read and process AutoCAD DWG, DXF, DWT and other CAD and BIM file formats, such as: DGN, DWF, DWFX, IFC, STL, IGES, PLT, CF2, OBJ, HPGL, IGS, DXB, STP, DAE, U3D, 3DS, CGM...NET Resources Following are the links to...to some useful resources you may need to accomplish your tasks...