Featured Extensions

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DuckDuckGo Plus Featured

DuckDuckGo is the search engine that doesn't track you. This add-on makes DuckDuckGo your default search engine and includes some other useful features.

Rated 4 out of 5 stars (179)
330,149 users

AdBlock for Firefox Compatible with Firefox 57+ Featured

The most popular ad blocker for Chrome and Safari, now available for Firefox! Block all advertisements on all web pages, even Facebook, Youtube, and Hulu. Browse faster, too! Most ads aren't even downloaded at all, saving you time and bandwidth.

Rated 4 out of 5 stars (109)
298,508 users

Tab notifier Compatible with Firefox 57+ 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 (46)
2,607 users

Google™ Translator Lite Compatible with Firefox 57+ Featured

a powerful tool to translate words or sentences

Rated 4 out of 5 stars (42)
34,531 users

Keyword Search Featured

Search in the address bar without changing your search engine.

Rated 5 out of 5 stars (91)
6,374 users

Messenger for Skype™ Web Featured

Access to Skype Web from within a toolbar panel. You can use this app to call your friends without the need to switch current browser tab

Rated 5 out of 5 stars (9)
3,403 users

Enhancer for YouTube™ Compatible with Firefox 57+ Featured

Tons of features to improve your user experience on YouTube™.

Rated 5 out of 5 stars (109)
106,097 users

LanguageTool Grammar Checker Compatible with Firefox 57+ Featured

With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.

Rated 5 out of 5 stars (16)
9,464 users

Disconnect for Facebook™ Featured

Facebook™ Disconnect is an efficient firewall to disconnect third-party websites from accessing to your Facebook.

Rated 4 out of 5 stars (11)
22,701 users

Turbo Download Manager Featured

a download manager with multi-threading support

Rated 4 out of 5 stars (87)
32,996 users

Dark YouTube Theme Compatible with Firefox 57+ Featured

Shut down the lights on YouTube.
Enjoy!

Rated 4 out of 5 stars (88)
48,687 users

SearchWP Requires Restart Featured

Jump-to-word buttons and highlighting for the search box content

Rated 5 out of 5 stars (121)
16,958 users

Video Downloader Prime Compatible with Firefox 57+ Featured

Easily download most popular video formats.

Rated 4 out of 5 stars (69)
40,449 users

Bulk Media Downloader Compatible with Firefox 57+ Featured

Grab and download media (image, audio, and video) resources by monitoring network (like FlashGot or Flash video downloader extensions)

Rated 4 out of 5 stars (118)
133,667 users

History Submenus II Featured

Add sub-menus to History Menu for previous days' history.

Rated 5 out of 5 stars (39)
3,569 users

Reader Featured

Reader is the ultimate Reader tool for Firefox.

Rated 5 out of 5 stars (65)
24,359 users

Messenger & Notifier for Facebook™ Featured

provides an easy access to messenger.com and notifies you of all new messages (via badge icon text)

Rated 4 out of 5 stars (24)
2,111 users

Speed Dial (Lite) Compatible with Firefox 57+ Featured

Access to your favorite websites via an stylish speed dial!

Rated 4 out of 5 stars (12)
2,526 users

Copy Plain Text 2 Requires Restart Featured

Copies text without formatting

Rated 5 out of 5 stars (83)
32,820 users

MailtoWebmails Featured

Tool for managing the default action when you click a "mailto:" link. Specializing in sharing details for Webmail services.

Rated 5 out of 5 stars (14)
3,649 users