Doxygen是一种开源跨平台的，以类似JavaDoc风格描述的文档系统，完全支持C、C++、Java、Objective-C和IDL语言，部分支持PHP、C#。注释的语法与Qt-Doc、KDoc和JavaDoc兼容。Doxygen可以从一套归档源文件开始，生成HTML格式的在线类浏览器，或离线的LATEX、RTF参考手册。(Doxygen is an open source, cross platform, fully supported C, C++, Java, Objective-C, and IDL languages, partially supported by PHP and C#, in a document system similar to the JavaDoc style descr iption. The syntax for annotations is compatible with Qt-Doc, KDoc, and JavaDoc. Doxygen can start with a set of archived source files, generate HTML formatted online class browsers, or offline LATEX and RTF reference manuals.)