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Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
Extensions by Weekly Downloads
Remove or manage a new and uncommon kind of cookies, better known as LSO's.The BetterPrivacy safeguard offers various ways to handle Flash-cookies set by Google, YouTube, Ebay and others...
Clean Links No Restart Featured
JSONView No Restart
View JSON documents in the browser.
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.
NolimitVPN No Restart
Anonymous and secure Internet access
The One; The Original Fasterfox Gives performance & network tweaks for Firefox. Fasterfox makes your browsing so much faster!
Make your Sites Faster than a Fox with Fasterfox for FireFox!
Blur No Restart Featured
Protect your Passwords, Payments, and Privacy.
Grammarly Spell Checker & Grammar Checker No Restart
Spell check and grammar check as you type online. Boost your credibility everywhere you write!
Embeds Internet Explorer(IE) to use the powerful Firefox add-ons.
Not only an enhanced IE Tab, but also an enhanced Internet Explorer with Adblock Plus and FireGestures support.
Switch to the IE engine in one click and dismiss your IE.
Gmail Notifier (restartless) No Restart Featured
Multiple account (or label) Gmail notifier (without storing passwords)
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
A tool for easily making HTTP requests (GET/PUT/POST/DELETE), viewing the responses, and keeping a history of transactions.
Autofill Forms enables you to fill out web forms with one click.
Facebook Messenger No Restart
Facebook Messenger lets you bring a Facebook Messenger right into your browser to chat with your friends.
New Tab Homepage No Restart
A very simple tabbed browsing extension that loads your homepage when you open a new tab. If you have multiple homepages, the first is chosen.
Manage popular downloaders (Windows, Linux, Mac) and support special links of thunder,flashget,qqdl,ed2k,magnet,fs2you.
This add-on brings back the ability to change the page which is shown when opening a new tab.
ProxMate - unblock the Internet! No Restart
Removes country restrictions for FREE! Just like that.
Java Console Extension for Java SE 1.5.0_12 (version 5 update 12).
Thumbnail Zoom Plus Featured
Shows full image when you hover over a thumbnail. Works with Amazon, Baidu Images, Bing Images, Facebook, Flickr, Google+, Google Images, IMDb, LinkedIn, Netflix, Pinterest, Reddit, Twitter, Yandex, YouTube, Wikipedia, Yahoo Images, & many more.