A batch bi-directional DXF and DWG converter and File version converter
DXF to AutoCAD DWG Converter let you batch convert DWG Files into DXF files and vice versa without AutoCAD. It is also a AutoCAD drawing file version converter, supports both low to high and high to low conversion. Active DWG DXF Converter Supports version from AutoCAD R3 to latest version AutoCAD 2007.