1)   progeCAD Smart! free DWG CAD 8.0.14
progeCAD Smart! is free forpersonal use. DWG DXF PDF read write. Similar icons, commands and interface. Raster image embedding, IntelliCAD AutoLISP interpreter

 2)   Amethyst CADwizz MAX 3
Amethyst CADwizz MAX enables you to quickly and easily view and print AutoCAD DWG and DXF files. You can view and convert files to a variety of file formats, add redline annotations to drawings, and create hand-drawn effects.

 3)   Amethyst CADwizz LE 3
Amethyst CADwizz LE enables you to quickly and easily view and print AutoCAD DWG and DXF files.

 4)   progeCAD Standard Commercial IntelliCAD 2011
IntelliCAD edits AutoCAD DWG files at minimal cost. Edit view print and convert Autodesk AutoCAD DWG files from most any version of AutoCAD. Similar icons, commands and interface. Supports XP Vista Windows 7 - Edit 2010 AutoCAD DWG files

 5)   Advanced DWG Print 2.13.65
Advanced DWG Print is an advanced printing solution for AutoCAD® based drawings (in DWG and DXF formats). Advanced DWG Print is usually used to automate large print jobs, where you would need to add different information to every drawing.