NoScript Security Suite 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.
Public Fox Featured
Block downloads, lock down bookmarks/addons/downloads with a password.
Easy Copy Featured
Copy links to a page with one click, ready to paste anywhere else, eg. emails, blogs, forums and Twitter. Copy a single page, all open tabs or all links on a page.
Adblock Plus Pop-up Addon Featured
Adblock Plus Pop-up Addon extends the blocking functionality of Adblock Plus to those annoying pop-up windows that open on mouse clicks and other user actions.
Classic Toolbar Buttons No Restart Featured
'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions on Windows.
Beta builds on versions page!
Mind the Time No Restart Featured
Keep track of how much time you spend on the web, and where you spend it. A toolbar ticker shows the time spent at the current site or the total time spent on the web today. A summary page sums up data for the past 70 days, 10 weeks, and 6 months.
Duplicate Tabs Closer No Restart Featured
Detects and automatically closes duplicate tabs.
Download Plan No Restart Featured
An addon to download files at specific time interval
Ghostery No Restart Featured
Increase your browsing privacy, protection, and speed.
FireTube (Youtube Music Player) No Restart Featured
Listen to free, unlimited music with FireTube.
Simply search the artist or song of your choice and enjoy.
Take FireTube on-the-go with the Android app.
YouTube ALL HTML5 No Restart Featured
Play all videos on youtube without flash in your preferred size using only HTML5.
TinyURL Generator Featured
An extension to silently generate a TinyURL for your current page at the click of a button. Also shows you where TinyURLs on the web will take you.
Addictive Typing Lessons Featured
Learn touch typing, or improve your typing.
Make the web faster, more private, and more secure.
YouTube Enhancer Plus Featured
Improve your watching experience! Ad Blocker, Autoplay Manager, Auto HD, Auto Replay, Cinema Mode, and more.
Integrates location bar and search bar into one. Shows search and url suggestions. Quickly switch search engine using search keywords. Provides different auto-complete popup styles for compact displays.
OmniSidebar No Restart Featured
Bring your bookmarks into view with just a gesture. Move the sidebar across the screen. Open a different sidebar by just clicking its title. And more! Keeps your sidebar simple and quick to access!
Clean Links No Restart Featured
CookieKeeper No Restart Featured
Extended Cookie Manager - Keep only wanted cookies.
Wired-Marker(http://www.wired-marker.org/en/) is a permanent (indelible) highlighter that you use on Web pages. The highlighter, which comes in various colors and styles, is a kind of electronic bookmark that serves as a guide when you revisit a Web ...