While some CAD viewers have great accessibility and allow users to view most types, others only allow users to view and annotate the most common files.ĭWG - A DWG file viewer allows users to view the native format of products such as Draftsight, AutoCAD, BricsCAD and more. So if users want to work with those files, they have to work with those products.īelow are the most common CAD files, and ones that should be supported by most CAD viewers.There are over 50 types of CAD files that are used in computer-aided design. For example, popular CAD products such as SolidWorks, and Solid Edge can only use CAD files in their own format. On the other hand, users can run into problems when they encounter proprietary file formats. These are very popular for their ability to handle all different types of CAD files. Neutral or open-source formats were invented as intermediate formats for converting between two proprietary formats. An important aspect to note about CAD files is that some are neutral file types while others are proprietary files.

Viewer for dwg files