Most Popular Extensions
Pretty-prints JSON content in the browser for easy, unobtrusive viewing.
TryAgain Requires Restart
TryAgain keeps trying to load a webpage when the server cannot be reached.
Vagex Firefox Add-on Requires Restart
View interesting YouTube videos whilst increasing your own viewership at the same time. The app will automatically view other member's YouTube videos in a playlist fashion.
Membership is free, simply run the Viewer and collect credits!
No need flash plugin on embeded youtube movies
Minimum and fast URL blocker.
Console² Requires Restart
RememberPass is a Firefox/Firefox Mobile Addon to force browser to remember password even website disable it by default. It's done by set autocomplete to "on" where it's off.
Here is: Test Page
Dorando keyconfig Requires Restart
A modified Dorando's addon to rebind keyboard shortcuts. It is designed to be a drop-in replacement, keeping your old settings. (See details for upgrade instructions.)
skyZIP browser extension can reduce satellite data usage by using NYNEX proxy servers to optimize webpages. Data savings are at about 50%
Sun Cult Requires Restart
Worldwide Sunrise, Sunset, Twilight, Moonrise and Moonset...
lolifox - Fierr MOD Requires Restart
Replaces the error page with a lolifox appearance with additional features.
Block advertisement and access to adult sites
Search Engine Security Requires Restart
Protects against Blackhat spam SEO in search engines (Google, Bing & Yahoo).
Open various types of files in Google Docs Viewer
Install Browser Extensions straight from GitHub Repositories
AVIM Requires Restart
Vietnamese-language input method editor (IME). Type diacritics directly into any Web page, Web app, or dialog box. Convenient, comprehensive, secure.
Bộ gõ tiếng Việt cho phép đặt dấu trực tiếp vào bất kỳ trang Web, ứng dụng Web, hộp thoại.
Notifier for Gmail, Hotmail, Yahoo mail.
Fonts for Mozilla's MathML engine.
Deletes all cookies when Firefox Mobile is closed, preventing sites and web trackers from persisting data across browsing sessions and improving user privacy. This add-on is NOT for Firefox Desktop, which have this feature built-in.