There are hundreds of firefox extensions on the web. Which ones do you use? Here is my attempt to collect the 50 best and popular firefox extensions which make your browsing, downloading and navigation in Firefox as easy as possible, while harnessing the full power and features of Firefox.

Extensions are small add-ons that add new functionality to Firefox. The list has been classified on the basis of some broad categories and most of them work on the latest version of the Firefox Web Browser 1.5. Firefox latest version allows easy update of these extensions than ever before with a few clicks. You need to check that similar functioning extensions may not work with each other. You probably use many of them, and may find some new good extensions here...

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