dwg2zip - Version 2.0 dwg2zip can audit, bind xrefs and remove frozen and OFF layers on a group of AutoCAD drawings. It can also convert files to previous AutoCAD versions and DXF . dwg2zip can compress drawing files into a Zip file for archive, or as an E-mail attachment. The program can be used to make asbuilt drawings, or to make drawings ready for email to other consultants. AutoCAD 2000, 2000i or 2002 must be installed for dwg2zip to work.