Whether you need a simple desktop viewer or a browserbased, enterprisewide solution, Brava has you covered. Brava Desktop, Brava Enterprise, Brava Doc Merge. Because it is based on ActiveX, Free DWG Viewer is not only an application which can operate independently, but also can be called from some other specific implanted. List of best free DWG viewer software. Use these DWG file viewer software to view DWG file and learn how to open DWG files. Cost effective CADGIS data translation and viewing software. Get a free DWG viewer to view, open, edit, and convert. dwg files, the native file format for AutoCAD files. DWG Trueview includes DWG TrueConvert. DWG DWF Viewer software helps you to open preview CAD drawings without AutoCAD. It is a best free DWF Reader tool which can browse large sized files. All Viewers Autodesk. View 2. D and 3. D designs in 5. Upload and view DWG, RVT, and IPT files, as well as files from SOLIDWORKS, Pro. E, CATIA, and others. Sign up for a free account.