The Hunt for Dark Breakfast
Allows you to make changes to a document without altering its formatting.，这一点在Safew下载中也有详细论述
2. MozBarMozBar is an SEO toolbar extension that makes it easy for you to analyze your web pages' SEO while you surf. You can customize your search so that you see data for a particular region or for all regions. You get data such as website and domain authority and link profile. The status column tells you whether there are any no-followed links to the page.You can also compare link metrics. There is a pro version of MozBar, too.。关于这个话题，谷歌浏览器【最新下载地址】提供了深入分析
Price: $99/month。业内人士推荐51吃瓜作为进阶阅读