One toolbar that's not included in Chris's Firefox overview is one released a few minutes ago.
Clusty's Toolbar for Firefox offers up what you've come to expect from search toolbars along with a context-sensitive searching option called "Clusty Clips." This feature allows the searcher to access definitions and encyclopedia entries (via Wikipedia) and run searches without having to click off of a web page.
Finally, Michael Abramowitz from Yahoo, offers up a Firefox/Yahoo extension on the Yahoo Search Blog.
What's New for 2015?
You spoke, we listened! ClickZ Live New York (Mar 30-Apr 1) is back with a brand new streamlined agenda. Don't miss the latest digital marketing tips, tricks and tools that will make you re-think your strategy and revolutionize your marketing campaigns. Super Saver Rates are available now. Register today!