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....to open, read and process AutoCAD DWG, DXF, DWT and other CAD...native API and does not require AutoCAD or any software to be installed...