Tab Memory Usage Featured
Tab Memory Usage displays the amount of memory is used by each tab
Tab Reloader (Page Reloader) Featured
An easy-to-use tab reloader with custom reloading time settings for individual tabs
FireSSH Requires Restart Featured
NoScript Security Suite Requires Restart Featured
The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.
QR Code Image Generator Featured
Create a QR Code of the selected text or current URL. Use CTRL-SHIFT-Q to quickly see the QR Code. Also possible to create a QR Code from free text within Firefox. Works completely offline! Now with UTF8 support.
YouTube Enhancer Plus Requires Restart Featured
Improve your watching experience! Ad Blocker, Autoplay Manager, Auto HD, Auto Replay, Cinema Mode, and more.
Greasemonkey Requires Restart Featured
Messenger & Notifier for Facebook™ Featured
provides an easy access to messenger.com and notifies you of all new messages (via badge icon text)
Bloody Vikings! Featured
Emoji Keyboard Featured
A free extension of the web tools https://emojikeyboard.org. It helps input emoji in the browser with an extensive search functionality to facilitate getting emoji by keywords.
Extended Cookie Manager - Keep only wanted cookies.
Cleanest Addon Manager Featured
Cleanup your Addon Manager
Webmail Ad Blocker Featured
Expand your email area by blocking and removing ads on the right hand side of the screen when using Gmail, Hotmail, Outlook.com and Yahoo Mail.
Protect your Passwords, Payments, and Privacy.
Forecastfox (fix version) Requires Restart Featured
Get international weather forecasts from AccuWeather.com and display them in any toolbar or statusbar with this highly customizable and unobtrusive extension.
Now Available for: Firefox, Thunderbird and SeaMonkey!
Facebook™ Disconnect Featured
Facebook™ Disconnect is an efficient firewall to disconnect third-party websites from accessing to your Facebook.
Beyond Australis Featured
Australis was the code name for the current Firefox theme, it aimed to make a great browser look awesome. Now you can go one step further and also make it feel awesome to use!
Privacy Settings Featured
Alter Firefox's built-in privacy settings easily with a toolbar panel.
Translation, text-to-speech, transliteration on pages and in the pop-up for 100+ languages.