The right web browser add-ons can make a world of difference in your search engine optimization (SEO) efforts. Whether you are looking to rank an e-commerce website, content-driven site, blog, etc., the following three ad-ons are bound to help. SEO Quake SEO Quake is a highly versatile add-on that reveals a TON of helpful information about pages that you visit. Using the information provided by this completely free Chrome add-on, you can better identify high-value sources of backlinks. So, what kind of information does SEO Quake provide? Its developers are constantly working to make and ...