Free SolidWorks / DWG / DXF viewer. MyCAD Viewer is a free viewer that allows SolidWorks 3D models and DXF/DWG files visualization. RMB click on your documents in Windows Explorer, and select Viewer MyCAD to: display the drawing or the 3D model. Manipulate (zoom, pan, rotate, show/hide, animate). Print, modify, suppress or add document or configurations properties. List all references and search for where used documents. In addition, the MyCAD viewer allows you to save your open document in eDrawing format. You don't need SolidWorks or eDrawing installed on your computer to use this viewer. The latest release adds support for Windows Vista.