Top-Rated Extensions

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Smarter Scrolling Featured

Flick your finger quickly up or down to scroll right to the top or bottom of the page

Rated 5 out of 5 stars (10)
4,510 users

Toggle animated GIFs

Start/stop GIF animations through a keyboard shortcut or by clicking them. You can also restart animations from the beginning, or disable animations by default.

Rated 5 out of 5 stars (71)
18,629 users

Adguard AdBlocker

Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.

Rated 5 out of 5 stars (255)
266,665 users

Pan

Block ads and manage proxy.

Rated 5 out of 5 stars (97)
5,004 users

Remote XUL Manager

Manages the Remote XUL whitelist to allow websites and local files to load XUL content. For versions compatible with Firefox 41 and lower, see All Versions page below.

Rated 5 out of 5 stars (36)
76,704 users

GitHub Extension Installer

Install Browser Extensions straight from GitHub Repositories

Rated 5 out of 5 stars (9)
2,783 users

Clean Links Featured

Converts obfuscated or nested links to genuine clean links.

Eg: http://somesite.com/?to=www.example.comhttp://www.example.com/

Rated 5 out of 5 stars (115)
45,339 users

Enhancer for YouTube™

One of the best extensions for YouTube™. All the features you need to make YouTube™ more awesome!

Rated 5 out of 5 stars (28)
26,157 users

Dorando keyconfig Requires Restart

A modified Dorando's addon to rebind keyboard shortcuts. It is designed to be a drop-in replacement, keeping your old settings. (See details for upgrade instructions.)

As of version 2016.2, Custom keys (using custom JavaScript) work again!

Rated 5 out of 5 stars (25)
3,670 users

Disable WebRTC

WebRTC leaks your actual IP addresses from behind your VPN, by default.

Rated 5 out of 5 stars (34)
51,111 users

FireX Proxy

FireX Proxy extension.

Rated 5 out of 5 stars (20)
9,687 users

Polskie Radio podcast download

Obsługa wbudowanego playera, aktualizuj: https://addons.mozilla.org/pl/firefox/addon/podcast-polskieradio/versions/0.9

Dodaje opcję pobierania (link "Pobierz") podcastów ze stron Polskiego Radia http://polskieradio.pl/ do plików MP3/FLV na dysk.

Rated 5 out of 5 stars (13)
1,668 users

Fierr Requires Restart

Replaces the error page with a more stylish appearance with additional features.

Rated 5 out of 5 stars (50)
2,244 users

Bluhell Firewall Featured

Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.

Rated 5 out of 5 stars (308)
111,184 users

HDS Link Detector

This add-on automatically detects the HDS videos being played in browser and generates proper command line required for downloading videos with AdobeHDS.php script.

Rated 5 out of 5 stars (20)
8,107 users

Native AdBlocker

한국 웹의 광고를 효율적으로 차단합니다.

Rated 5 out of 5 stars (7)
550 users

Automatic Coupons by Piggy!

Adds Coupon Codes Automatically during Checkout! Piggy finds you coupons, and automatically applies them with one click!

Let Piggy help you save money at over 1,800 stores!

(Including Kohls, Walmart, Macys, Best Buy, Overstock, and many more!)

Rated 5 out of 5 stars (9)
12,654 users

Wikiwand: Wikipedia Modernized

Good old Wikipedia gets a great new look

Rated 5 out of 5 stars (150)
13,597 users

Don't track me Google

Removes the annoying link-conversion at Google Search / maps / ...

Rated 5 out of 5 stars (7)
3,080 users

UnMHT

UnMHT allows you to view MHT (MHTML) web archive format files, and save complete web pages, including text and graphics, into a single MHT file in Firefox/SeaMonkey.

Rated 4 out of 5 stars (229)
99,804 users