| | | . | Adblock Plus | 22 | . | Greasemonkey | 20 | . | Delicious | 18 | . | Better Gmail 2 | 17 | . | Firebug | 16 | . | Web Developer | 16 | . | Tab Mix Plus | 12 | . | Foxmarks | 10 | . | NoScript | 9 | . | FireFTP | 7 | . | IETab | 7 | . | TwitterFox | 7 | . | DownThemAll | 6 | . | Faviconize tab | 6 | . | FlashBlock | 6 | . | Stylish | 6 | . | download statusbar | 5 | . | Measure It | 5 | . | Better GReader | 4 | . | ColorZilla | 4 |
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| | | . | Gmail Manager | 4 | . | gmail notifier | 4 | . | Session Manager | 4 | . | all-in-one sidebar | 3 | . | auto copy | 3 | . | Better GCal | 3 | . | CustomizeGoogle | 3 | . | Evernote | 3 | . | Read It Later | 3 | . | RTM for Gmail | 3 | . | Search Keys | 3 | . | TinyUrl Creator | 3 | . | twitterbar | 3 | . | User agent switcher | 3 | . | ErrorZilla mod | 2 | . | fireform | 2 | . | foxyproxy | 2 | . | Google Toolbar | 2 | . | Linkification | 2 | . | Morning Coffee | 2 |
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| | | . | MR Tech Toolkit | 2 | . | PDF Download | 2 | . | PicLens | 2 | . | Secure Login | 2 | . | smart bookmarks bar | 2 | . | SnapLinks | 2 | . | TwitKit | 2 | . | Zotero | 2 | . | Tab Kit | 1 | . | 1Password | 1 | . | Aardvark | 1 | . | Abduction | 1 | . | AIOS | 1 | . | Answers | 1 | . | AutoCopy | 1 | . | BBcodeXtra | 1 | . | Blank Canvas Gmail Signatures | 1 | . | BugMeNot | 1 | . | chromatabs | 1 | . | ColorfulTabs | 1 |
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| | | . | CoLT | 1 | . | compact menu 2 | 1 | . | Context Search | 1 | . | CookieSafe | 1 | . | cooliris | 1 | . | CS Lite | 1 | . | CTRL-TAB | 1 | . | cybersearch | 1 | . | Daily Dilbert | 1 | . | Digger | 1 | . | DirectLink | 1 | . | DownloadHelper | 1 | . | Dust-Me | 1 | . | Email This | 1 | . | Exch | 1 | . | FasterFox | 1 | . | FavLoc | 1 | . | FEBE | 1 | . | Feedly | 1 | . | Firegestures | 1 |
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| | | . | FireGPG | 1 | . | Fission | 1 | . | Flagfox | 1 | . | ForecastBar Enhanced | 1 | . | ForecastFox | 1 | . | FoxClocks | 1 | . | Get mail plus | 1 | . | Gmail signatures | 1 | . | gmail space | 1 | . | Gmarks | 1 | . | Google Gears | 1 | . | Google Notebook | 1 | . | Google Reader Notifier | 1 | . | Google Redesigned | 1 | . | grab and drag | 1 | . | Grand Central Click to Call | 1 | . | GTDInbox | 1 | . | Hide Tab Bar | 1 | . | HTML Validator | 1 | . | ImgTag | 1 |
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| | | . | Interclue | 1 | . | keyconfig | 1 | . | Link Alert | 1 | . | LinkVisitor | 1 | . | linky | 1 | . | live writerfox | 1 | . | LiveHTTPHeaders | 1 | . | Manage Folders | 1 | . | Map This | 1 | . | NewTabHomepage | 1 | . | NoSquint | 1 | . | Open Book | 1 | . | Open in Browser | 1 | . | Page Hacker | 1 | . | PDF download | 1 | . | quickdrag | 1 | . | QuickJava | 1 | . | QuickNote | 1 | . | S3 Firefox Organizer | 1 | . | S3Fox | 1 |
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| | | . | Sage | 1 | . | scrapbook | 1 | . | ScreenGrab! | 1 | . | ScribeFire | 1 | . | selenium | 1 | . | Shareaholic | 1 | . | Simpledelicious | 1 | . | smart bookmarks bar | 1 | . | SmartSearch | 1 | . | SmoothWheel | 1 | . | sort/grouptabs | 1 | . | Surfkeys | 1 | . | SwitchProxy | 1 | . | Sxipper | 1 | . | Tab Scope | 1 | . | Table Tools | 1 | . | Text Link | 1 | . | TinyMenu | 1 | . | TwitterFeed | 1 | . | URL Lister | 1 |
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| | | . | videodownloader | 1 | . | view dep | 1 | . | ViewSourceWith | 1 | . | Weave | 1 | . | Webaroo | 1 | . | WindowResizer | 1 | . | wmlbrowser | 1 | . | Xpather | 1 | . | Zemanta | 1 |
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