FlashDWG is a DWG to Flash converter,it is the best way to share and publish AutoCAD DWG files on the web. This is AutoCAD add-in, and request AutoCAD full to run. demo file:http://www.autodwg.com/dwg-to-flash/flash2.html
A batch bi-directional DWG and DXF converter and dwg version converter without AutoCAD. Supports version from AutoCAD R2.6 to latest version AutoCAD 2012.
DWG DXF Converter is a bi-directional DWG DXF batch converter without AutoCAD! Features: Convert from DWG to DXF. Convert from DXF to DWG. Batch conversion. Support AutoCAD version from R9 to 2016. AutoCAD NOT required.
PDF to AutoCAD (PDF to CAD Converter) is a batch converter that allows you to batch convert your PDF files to usable and editable AutoCAD DWG or DXF files, so you can recover the entities in PDF to corresponding DWG entities easily.