来源：http://qtutu.com/blog/?p=225

MagpieRSS是一个很好的Rss解析类，它完全支持RSS 0.9 - 1.0, 部分支持 RSS 2.0。

* supports RSS 0.9 - 1.0, with limited RSS 2.0 support
* supports namespaces, and modules, including mod_content and mod_event
* open minded [1]
* simple, functional interface, to object oriented backend parser
* automatic caching of parsed RSS objects makes its easy to integrate
* supports conditional GET with Last-Modified, and ETag
* uses constants for easy override of default behaviour
* heavily commented

PHP新闻聚合工具lilina使用的Rss解析器就是MagpieRSS。

这个东西使用起来很简单，下边是官方的一个例子：