DWG to DWF Converter allows you to convert DWG to DWF, DXF to DWF without the need of AutoCAD.
Downloads: 86882 - Shareware - Download Now

AutoCAD to PDF Converter batch converts AutoCAD DWG/DXF file to PDF without the need of AutoCAD.
Downloads: 101961 - Shareware - Download Now

DWG to PDF Converter Pro is a batch converter that allows you to convert DWG to PDF, and DXF to PDF without the need of AutoCAD. The Pro version supports command line.
Downloads: 116981 - Shareware - Download Now