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Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
Keyword Search No Restart Featured
Search in the address bar without changing your search engine.
Privacy Settings No Restart Featured
Alter Firefox's built-in privacy settings easily with a toolbar panel.
Add Google Search To New Tab Page Featured
An extension that adds a Google search box to the standard Firefox new tab page
Download YouTube Videos as MP4 No Restart Featured
An extension that adds direct links to download YouTube videos as MP4 and FLV. It has a simple interface and it downloads videos directly from YouTube. The extension integrates with YouTube's interface and adds a download button below the player.
YouTube Enhancer Plus Featured
One of the best YouTube™ add-ons for Firefox! Ad Blocker, Autoplay Manager, Auto HD, Auto Replay, Cinema Mode, and more.
YouTube™ Flash-HTML5 No Restart Featured
Play YouTube™ Videos in Flash or HTML5 Player
Password Tags Featured
Adds metadata and sortable tags to the password manager.
Find out which websites you can trust. WOT adds intuitive traffic light-style icons next to search results and URLs so you can decide whether to visit a site:
• Green – The site is trusted
• Yellow – Be cautious
• Red – Online threats detected
1-Click YouTube Video Download Featured
The simplest YouTube Video Downloader for all YouTube Flash sites, period.
Print Edit 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.
Capture & Print No Restart Featured
This add-on lets you print a webpage's area easily.
Undo Closed Tabs Button Featured
Tired of going to History -> Recently Closed Tabs just to undo a closed tab? Then this extension is for you!
This extension allows you to undo closed tabs via a toolbar button or the right-click context menu.
New Tab Tools No Restart Featured
Customizes the new tab page. Add more tiles. Add the launcher from Firefox start. Have a background image. Set new tile images and titles. See recently closed tabs. And more...
Classic Retweet No Restart Featured
Old school retweets for Twitter.
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.
LastPass Password Manager Featured
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
Lightbeam for Firefox No Restart Featured
Lightbeam is a Firefox add-on that enables you to see the first and third party sites you interact with on the Web. Using interactive visualizations, Lightbeam shows you the relationships between these third parties and the sites you visit.
Saved Password Editor Featured
Adds the ability to create and edit entries in the password manager.
FoxyProxy Standard 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.
Theme Font & Size Changer No Restart 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.