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.
AdBlocker for YouTube™ Featured
AdBlocker for YouTube™ removes all annoying Ads from YouTube
Pearltrees lets you organize all your interests.
FoxyProxy Standard Requires Restart Featured
FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.
FindBar Tweak Featured
Between simple tweaks such as placing the findbar in the top corner, to the powerful "Find in All Tabs" tool, it has everything to make the Find Toolbar a powerful and accessible research tool!
Popup Blocker (strict) Featured
Strictly block all popup requests from any website by default. A notification window is opened to allow you accept, reject, open the popup in background page, or redirect the current page to popup address
YouTube No Buffer (Stop Autoplaying) Featured
A bulletproof approach to prevent YouTube from buffering videos
FireGestures Requires Restart Featured
A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.
Reload Plus Featured
Supercharge your reload button and hotkeys!
QuickJava Requires Restart Featured
"Dictionary (Google™ Translate) Anywhere" extension provides access to a floating multilingual Google Translate panel on any webpage.
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.
Master Password+ Requires Restart Featured
Various enhancements for build-in "master password" (MP)
-Locks master security device on demand or after specified time
-Prompts for MP on browser startup
-Suppresses all or duplicate MP prompts
-Locks up entire application or individual windows
HTTPS Everywhere Requires Restart Featured
Encrypt the web! HTTPS Everywhere is a Firefox extension to protect your communications by enabling HTTPS encryption automatically on sites that are known to support it, even when you type URLs or follow links that omit the https: prefix.
Turn Off the Lights Featured
The entire page will be fading to dark, so you can watch the video as if you were in the cinema.
AdBlocker Ultimate Featured
Free and improved ad blocker. Completely remove ALL ads. No "acceptable" ads or whitelisted advertisers, block tracking, block malware!
Cleanest Addon Manager Featured
Cleanup your Addon Manager
Desktop Messenger for WhatsApp™ Featured
WhatsApp™ Desktop provides an easy access to WhatsApp Web, and notifies you of incoming posts.
Privacy Settings Featured
Alter Firefox's built-in privacy settings easily with a toolbar panel.