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Google Search: Access Google's search technology from any web page.
Search Site: Search only the pages of the site you're visiting.
PageRank: See Google's ranking of the current page.
Page Info: Access more information about a page including similar pages, pages that link back to that page, as well as a cached snapshot.
Highlight: Highlight your search terms as they appear on the page; each word in its own color.
Word Find: Find your search terms wherever they appear on the page.
Popup Blocker: Make surfing the web easier by stopping annoying popups.
AutoFill: Automatically fill in a form with the click of a button.
BlogThis: Create a weblog post pointing to the page you are visiting.
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