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...AutoCAD files such as DWG, DXF, DWF, PLT, HPGL, IFC, & STL to various...or CAD file format: DWG, DXF, DWF, CGM, STP, 3DS, U3D, IFC, DWFX...