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The Alexa toolbar allows users to view the popularity of websites and also offers pop-up blocking capabilities. Primarily oriented towards webmasters.
|Effective Brand Toolbars|
Customizable search toolbar, allows web publishers to create customer loyalty.
Offers Google and site search, word find, highlighting, and includes information about PageRank and page info. May be customized by the user.
Offers a free toolbar add on for Mozilla Firefox and Internet Explorer. Useful tool for SEO professionals as it retrieves and displays a number of site parameters.