扩展安装地址:https://addons.mozilla.org/zh-CN/firefox/search/?q=RSS
扩展安装地址:https://ext.se.360.cn/webstore/search/RSS
扩展安装地址:http://www.theworld.cn/cn/plugins.htm
扩展安装方法:http://jingyan.baidu.com/article/73c3ce28f3538ce50243d946.html
扩展安装地址:http://www.iefans.net/ie-neizhi-rss-yuedingyuan/
扩展安装地址:https://addons.opera.com/zh-cn/extensions/details/rss-detector/?display=en