by PDF to DXF Aide PDF to DXF is a powerful windows program that will help you convert your PDF files to usable and editable DXF files quickly and easily. You can import DXF files into AutoCAD and save them as DWG format.
by dwg to dxf DWG to DXF Converter is a batch DWG and DXF bi-directional converter that allows you to convert DWG to DXF, DXF to DWG without the need of AutoCAD.
by LeakSoft A batch converter tool that converts DWG/DXF R2.5 ~ R2006 files to BMP, JPG, TIFF, GIF, PNG, EMF and WMF images without the need of AutoCAD. It can also convert DWG/DXF files to vectory PDF file.And supports AutoCAD DWG/DXF File Version Conversion
by DWG to DXF DWG to DXF Converter is a batch DWG and DXF bi-directional converter that allows you to convert DWG to DXF, DXF to DWG without the need of AutoCAD.