Featured Extensions

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Blur Compatible with Firefox 57+ Featured

Protect your Passwords, Payments, and Privacy.

Rated 4 out of 5 stars (788)
79,492 users

Zoom Page WE Compatible with Firefox 57+ Featured

Zoom web pages (either per-site or per-tab) using full-page zoom, text-only zoom, automatic fit-to-width and minimum font size.

Rated 4 out of 5 stars (59)
26,184 users

Country Flags & IP Whois Compatible with Firefox 57+ Featured

Displays country flag of website's server location, Whois and Geo info on a browser addressbar icon

Rated 5 out of 5 stars (42)
5,166 users

Reverse Image Search Compatible with Firefox 57+ Featured

Capture, Reverse Image Search is a powerful capturing reverse image search tool built on top of TinEye engine.

Rated 4 out of 5 stars (21)
9,741 users

New Tab Override (WebExtension) Compatible with Firefox 57+ Featured

New Tab Override brings back the ability to change the page which is shown when opening a new tab.

Rated 5 out of 5 stars (179)
119,187 users

TinEye Reverse Image Search Compatible with Firefox 57+ Featured

TinEye is a reverse image search engine. The extension adds a context menu item so you can search for an image to find out where it came from, how it is being used, if modified versions of the image exist, or to find higher resolution versions.

Rated 4 out of 5 stars (202)
72,990 users

YouTube in HD (720p, 1080p, 1440p, 2160p) Compatible with Firefox 57+ Featured

Watch YouTube in the full-HD quality or the highest available one

Rated 4 out of 5 stars (44)
7,028 users

Dictionary (Google™ Translate) Anywhere Compatible with Firefox 57+ Featured

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

Rated 5 out of 5 stars (73)
15,871 users

Desktop Messenger for Telegram™ Compatible with Firefox 57+ Featured

An easy access to Telegram, and notifies you of incoming posts.

Rated 5 out of 5 stars (21)
4,784 users

Forecastfox (fix version) Compatible with Firefox 57+ Featured

Get international weather forecasts from AccuWeather.com and display them in any toolbar or statusbar with this highly customizable and unobtrusive extension.

Now Available for: Firefox, Thunderbird and SeaMonkey!

Rated 4 out of 5 stars (294)
48,177 users

EPUBReader Compatible with Firefox 57+ Featured

With EPUBReader you can read ePub files just in Firefox. No additional software needed!

Rated 4 out of 5 stars (217)
265,629 users

Video Downloader Prime Compatible with Firefox 57+ Featured

Easily download most popular video formats.

Rated 4 out of 5 stars (78)
47,176 users

Easy Youtube Video Downloader Express Compatible with Firefox 57+ Featured

WORKS WITH NEW YOUTUBE LAYOUT, "Best Youtube Video Downloader", Only one with 1080p Full-HD and 256kbps MP3 Direct Links. A clean, fast and simple addon for superfast and easy downloads in FLV, 3GP, MP3, MP4, 720p, 1080p qualities on Youtube pages.

Rated 4 out of 5 stars (1,472)
257,823 users

FoxyTab Compatible with Firefox 57+ Featured

Collection of Tab Related Actions e.g. Duplicate, Close Duplicates, Close to the Left, Copy Title, Merge Windows, Save as PDF, Copy Urls Tab/All/Left/Right, Host keep/close/close other, Sort by URL/Title, Asce/Desc, Move, Reload, Reload Timer

Rated 5 out of 5 stars (13)
2,898 users

YouTube™ Flash-HTML5 Compatible with Firefox 57+ Featured

Play YouTube™ Videos in Flash or HTML5 Player

Rated 4 out of 5 stars (62)
45,756 users

YouTube Control Center Compatible with Firefox 57+ Featured

YouTube Control Center is an open-source project that aims to enhance the overall YouTube experience by providing the end user with more control in what the playback process is concerned.

Rated 4 out of 5 stars (70)
9,058 users

Tab Auto Refresh Compatible with Firefox 57+ Featured

Automatically refresh tabs based on custom time intervals

Rated 4 out of 5 stars (26)
11,561 users

Popup Blocker (strict) Compatible with Firefox 57+ Featured

Strictly block all popup requests from any website by default. A notification window is opened to allow you accept, reject, open the popup in background page, or redirect the current page to popup address

Rated 4 out of 5 stars (67)
26,383 users

Pearltrees Compatible with Firefox 57+ Featured

Pearltrees lets you organize all your interests.

Rated 5 out of 5 stars (248)
13,139 users

Speed Dial (Lite) Compatible with Firefox 57+ Featured

Access to your favorite websites via an stylish speed dial!

Rated 2 out of 5 stars (40)
5,094 users