- Adblock Plus
- BetterPrivacy
- BugMeNot
- Cert Viewer Plus
- CustomizeGoogle
- Download Statusbar
- DownThemAll!
- Extended Statusbar
- FaviconizeTab
- Firebug
- FireFTP
- FireGPG
- Flashblock
- FoxyProxy
- Greasemonkey
- Locationbar²
- Mouseless Browsing
- NoScript
- Perspectives
- RefControl
- Smart Bookmarks Bar
- Speed Dial
- Tab Mix Plus
- Text Link
- User Agent Switcher
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