1)   HatchKit 2.6
Draw patterns from scratch, open existing pattern files or import DXF or HPGL. Paste Clipboard. Save to AutoCAD,ACADLT,Alibre,AllyCAD,DataCAD,GeneralCADD,IntelliCAD,MegaCAD,MicroStationV8,Revit,SolidWorks,Spirit,TurboCAD,VersaCAD or VisualCADD format

 2)   I C CAD 1.1.0
This is the simple, fast CAD viewer you have been looking for. Works with AutoCAD (.DWG) and Microstation (.DGN) files. When you are ready to buy, unlock the trial from within the program. Quick and easy!

 3)   ZwCAD 2009
ZWCAD 2009 is efficient CAD software! With unrivalled DWG compatibility, fast speed and affordable price, ZWCAD 2009 enables users create drawings quickly and easily with significant cost savings.

 4)   AutoXlsTable for autocad2008 AutoXlsTable3.0
Create and modify tables in AutoCAD with Excel, and perform block counting, area/length calculation...