Featured Extensions

Subscribe

Ghostery Featured

Increase your browsing privacy, protection, and speed.

Rated 5 out of 5 stars (1,346)
1,372,123 users

Webmail Ad Blocker Featured

Expand your email area by blocking and removing ads on the right hand side of the screen when using Gmail, Hotmail, Outlook.com and Yahoo Mail.

Rated 4 out of 5 stars (209)
92,356 users

New Tab Override (browser.newtab.url replacement) Featured

This add-on brings back the ability to change the page which is shown when opening a new tab.

Rated 5 out of 5 stars (148)
93,018 users

Bloody Vikings! Featured

Simplifies the use of temporary e-mail addresses in order to protect your real address from spam. Supports inter alia 10minutemail.com and anonbox.net.

Rated 5 out of 5 stars (62)
14,811 users

Tab Reloader (Page Reloader) Featured

An easy-to-use tab reloader with custom reloading time settings for individual tabs

Rated 4 out of 5 stars (15)
4,168 users

YouTube Enhancer Plus Requires Restart Featured

Improve your watching experience! Ad Blocker, Autoplay Manager, Auto HD, Auto Replay, Cinema Mode, and more.

Rated 5 out of 5 stars (125)
56,917 users

YouTube™ Flash-HTML5 Featured

Play YouTube™ Videos in Flash or HTML5 Player

Rated 5 out of 5 stars (20)
48,694 users

Proxy Switcher Featured

Access to the complete Firefox's proxy settings right from a toolbar panel

Rated 5 out of 5 stars (24)
37,521 users

BetterPrivacy-signed Requires Restart Featured

Control a new, trickier kind of cookie, better known as an LSO or Flash cookie. The BetterPrivacy safeguard offers various ways to handle Flash-cookies created by webpages with the help of your Flash plug-in...

Rated 5 out of 5 stars (453)
450,350 users

Google search link fix Featured

This extension prevents Google and Yandex search pages from modifying search result links when you click them. This is useful when copying links but it also helps privacy by preventing the search engines from recording your clicks.

Rated 5 out of 5 stars (146)
75,611 users

Dictionary (Google™ Translate) Anywhere Featured

"Dictionary (Google™ Translate) Anywhere" extension provides access to a floating multilingual Google Translate panel on any webpage.

Rated 5 out of 5 stars (44)
13,130 users

Reader Featured

Reader is the ultimate Reader tool for Firefox.

Rated 5 out of 5 stars (63)
33,427 users

Tab Scope Requires Restart Featured

Preview and navigate tab contents through popup.

Rated 4 out of 5 stars (478)
115,135 users

QuickJava Requires Restart Featured

Allows quick enable and disable of Java, Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar. This is great for increasing security or decreasing bandwidth.

Rated 5 out of 5 stars (208)
246,978 users

Greasemonkey Requires Restart Featured

Customize the way a web page displays or behaves, by using small bits of JavaScript.

Rated 4 out of 5 stars (1,018)
1,169,638 users

Google™ Translator Featured

Google™ Translator is a handy multi-language translator built on top of Google Translate. It gives you Google Translate UI feel right on your Firefox toolbar.

Rated 4 out of 5 stars (144)
81,886 users

Classic Toolbar Buttons 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.

Beta builds on versions page!

Rated 5 out of 5 stars (161)
38,109 users

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!

Rated 5 out of 5 stars (298)
32,367 users

Tab notifier Featured

Enables desktop notifications like in Chrome (e.g. Gmail, imo.im) and, if the site doesn't support them, it can notify new messages or updates detecting changes of the title (e.g. Hotmail, Yahoo, Facebook, Twitter). Even if the browser is minimized!

Rated 4 out of 5 stars (49)
4,257 users

Blur Featured

Protect your Passwords, Payments, and Privacy.

Rated 4 out of 5 stars (798)
163,176 users