Piwik是一个开放源代码的Web统计系统. 它给你一些关于你的网站的实用统计报告，比如网页浏览人数, 访问最多的页面, 搜索引擎关键词等等… Piwik拥有众多不同功能的插件，你可以添加新的功能或是移除你不需要的功能，Piwik同样可以安装在你的服务器上面，数据就保存在你自己的服务器上面。-Piwik is an open source Web statistical system. It gives you some statistical reports on your website useful, such as the number of web browsers, most visited pages, search engine keywords, etc ... Piwik has many different functions of the plug-in, you you can add new features or remove features you do not need, Piwik can also be installed on your server above, the data stored on your own server above.