Top 20 Firefox Add-Ons

Here is a Collection of BEST-OF-THE-BEST firefox add-ons..
If you ever wanted the full power of Firefox ..try all of them and see why firefox is celebrated as the World`s best Browser..

Ad-ons-

1.)Adblock Plus- https://addons.mozilla.org/en-US/firefox/addon/1865
2.)Firefox Showcase- https://addons.mozilla.org/en-US/firefox/addon/1810
3.)Foxmarks Bookmark Synchronizer-https://addons.mozilla.org/en-US/firefox/addon/2410
4.)CookieCuller-https://addons.mozilla.org/en-US/firefox/addon/82 Extended Cookie Manager
5.)CustomizeGoogle-https://addons.mozilla.org/en-US/firefox/addon/743 Enhance Google search results by adding or removing information
Automatically synchronize multiple computers
6.)Fullerscreen- https://addons.mozilla.org/en-US/firefox/addon/4650 Truly full screen
7.)GButts- https://addons.mozilla.org/en-US/firefox/addon/3576 Display all of your Google services as buttons
8.)GMail Manager-https://addons.mozilla.org/en-US/firefox/addon/1320
9.)McAfee SiteAdvisor -http://www.siteadvisor.com/download/ff.html
10.)Restart Firefox -https://addons.mozilla.org/en-US/firefox/addon/1249
11.)Screengrab!-https://addons.mozilla.org/en-US/firefox/addon/1146 Captures entire webpages no matter how long they are
12.)Session Manager -https://addons.mozilla.org/en-US/firefox/addon/2324 Saves and restores the state of all windows/tabs
13.)StumbleUpon- https://addons.mozilla.org/en-US/firefox/addon/138
14.)Tab Mix Plus-https://addons.mozilla.org/en-US/firefox/addon/1122
15.)Toolbar Buttons -https://addons.mozilla.org/en-US/firefox/addon/2377 There are now 95 buttons for Firefox, 58 for Thunderbird, and 26 for Sunbird
16.)Translator- https://addons.mozilla.org/en-US/firefox/addon/3361
17.)WHOIS-https://addons.mozilla.org/en-US/firefox/addon/603
18.)Google Bookmarks Button-https://addons.mozilla.org/en-US/firefox/addon/2453
19.)IE Tab- https://addons.mozilla.org/en-US/firefox/addon/1419
20.)Yahoo! Mail Notifier- https://addons.mozilla.org/en-US/firefox/addon/1264