OpenDWG,著名的DWG格式破译组织写的一个DWG与DXF之间的转换工具,其官方网站有开源的全部代码可供下载.-OpenDWG, leading DWG format, written in deciphering the organization of a DWG and DXF conversion tool between its official website has all the open source code available for download.

AutoCAD Converter-SourceCod ，AutoCAD 文件格式转换器源代码-AutoCAD Converter-SourceCod

功能很全的一个软件，能自动将DXF格式的转换整DEM格式的文件，非常不错。-It features a full software that can automatically convert the entire DEM file formats DXF format, very good.

该工程能够实现将cad为dxf格式的图转换为bmp格式的图，是其实现其他功能的前提。-The project can realize the cad for DXF format figure can be converted into BMP format picture, is the precondition of its implement other functions.