Our online 100% free Apps to view AutoCAD (DWG, Dxf, DWF, IFC or STL) files from anywhere. Convert to PDF, JPG, PNG, PDFA_1A, PDFA_1B, PDF_15, SVG, BMP, TIFF...Convert AutoCAD files such as DWG, DXF, DWF, PLT, HPGL, IFC, & STL to...BIM or CAD file format: DWG, DXF, DWF, CGM, STP, 3DS, U3D, IFC...