Free Memory Featured
An add-on to perform free-memory operations without visiting about:memory.
For Firefox 40+, try Free Memory 2.0 https://addons.mozilla.org/en-US/firefox/addon/free-memory-20/
Theme Font & Size Changer Featured
Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.
Print Edit Requires Restart Featured
Allows editing of web page content while in Print Preview mode, prior to printing or saving as HTML or PDF. Compacts the layout and removes unwanted content such as adverts, sidebars and blank pages. Any element can be formatted, hidden or deleted.
YouTube™ Flash-HTML5 Featured
Play YouTube™ Videos in Flash or HTML5 Player
Encode selection, links and images to QrCode with right-click.
WebRank SEO Toolbar Requires Restart Featured
A toolbar that gives Google Pagerank, Alexa, Compete and Quantcast Rank, pages indexed and backlinks in Google, Bing and Yahoo. Bookmark webpages at PickMeWeb.com, view similar websites at SimilarSites.com. Delicious, Digg and Tweet Count.
LeechBlock Requires Restart Featured
LeechBlock is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.
Bloody Vikings! Featured
Tab Mix Plus Requires Restart Featured
Tab Mix Plus enhances Firefox's tab browsing capabilities. It includes such features as duplicating tabs, controlling tab focus, tab clicking options, undo closed tabs and windows, plus much more. It also includes a full-featured session manager.
AdBlocker for YouTube™ Featured
AdBlocker for YouTube™ removes all annoying Ads from YouTube
ChatZilla Requires Restart Featured
A clean, easy to use and highly extensible Internet Relay Chat (IRC) client.
Show My Password Requires Restart Featured
You are annoyed because your password fields are always scrambled though nobody else but you can see the screen? This most advanced unscrambling addon shows your passwords in readable letters, while being fully customizable to fit your needs.
Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.
Saved Password Editor Requires Restart Featured
Adds the ability to create and edit entries in the password manager.
A quick and minimalistic way to create bookmarks.
Disconnect Requires Restart Featured
Make the web faster, more private, and more secure.
Resurrect Pages Requires Restart Featured
Dead pages, broken links, the scourge of the internet. Powerhouse sites like Slashdot and Digg can bring a server to its knees. What do we do when a page is dead but we still want to see it? Call in the clerics, and perform a resurrection...
Bluhell Firewall Featured
Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.
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!