DWG TrueView 2009: Free Autodesk program to view and plot DWG, DXF and DWF files
DWG TrueView 2008: Autodesk free apllication to view and plot DWG and DXF.
Open and measure files in DWL, DWG, DXF, and DWF formats.
It's a batch converter that allows you to convert DWG to PDF.
View, print, annotate, and convert images, documents, and CAD drawings.