ODA Viewer - ODA Viewer is a web-based software solution that allows you to view the files based on ODA format and you can easily zoom the file for detail visualization.
AutoCAD LT - AutoCAD LT is a drafting tool to create 2D drawings.
de·caff Viewer - The de·caff Viewer version 3.
MicroSurvey Software - MicroSurvey CAD is a full-featured CAD package that lets you do everything from creating point clouds to designing complex survey networks.
DWG FastView - DWG FastView for Windows is a lightweight dwg/dxf drawing viewer and editor produced by Gstarsoft, no need of dwg format conversion, vector graph magnified without distortion and full compatible with AutoCAD DWG/DXF.
CAD Builder - CAD Builder is a computer-aided designed software that makes it easy for you to create professional designs when it comes to designing parametric modeling.