Free DWG Viewer - Free Viewer for DWG, DXF, DWF View AutoCAD DWG/DWF/DXF files View & measure DWG, DXF, DWF
AutoCAD LT - AutoCAD LT is a drafting tool to create 2D drawings.
DXF View - A lightning-fast drawing viewer enables you to view DXF and DWG™ files on Mac
MicroSurvey Software - MicroSurvey CAD is a full-featured CAD package that lets you do everything from creating point clouds to designing complex survey networks.
Easy CAD Viewer - Easy CAD Viewer is a web-based and complete software that allows you to view the files which are created by AutoCAD and you can view the files quickly in the absence of AutoCAD.
progeCAD - progeCAD is DWG/DXF-native CAD software, built for professional drafting.