Adblock Plus
One of the most popular free ad blockers for Firefox. Block annoying ads on sites like Facebook, YouTube and all other websites. Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).
5,722,094 users
Easy Screenshot
Capture a screenshot of the whole webpage, and save in your desktop in default.
3,233,248 users
Facebook Container
Prevent Facebook from tracking you around the web. The Facebook Container extension for Firefox helps you take control and isolate your web activity from Facebook.
1,478,476 users
Honey
Automatically find and try coupon codes with 1-click. Works at thousands of stores in the US, Canada, Australia, India and the UK.
1,054,413 users
AdBlock for Firefox
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.
1,039,184 users
Grammarly for Firefox
Grammarly’s writing assistant has you covered in any writing situation. With real-time suggestions to help with grammar, clarity, tone, and more, you can be confident that your writing will make the impression you want.
1,035,471 users
Визуальные закладки от Яндекс
Визуальные закладки – это страница, на которой собраны ваши любимые сайты.
796,006 users
Kaspersky Protection 2021
Your protection on the Internet with extension from Kaspersky Lab
627,957 users
English United States Dictionary
English United States (en-US) Dictionary as shipped with Firefox 91 ESR.
604,671 users
Avast Online Security & Privacy
Secure your Mozilla Firefox browser against real-time online threats, trackers, and scams. We’ll check every site you visit, from Facebook to your bank, so nothing puts you or your data at risk. Join a growing community of 400 million Avast users.
583,100 users
SaveFrom.net helper all-in-1 / youtube downloader
SaveFrom.net helper will enable you to download files from YouTube.com, FaceBook.com, Vimeo.com, Daylimotion.com, VK.com, Odnoklassnoki.ru, Soundcloud.com and more than 40 other just in one click.
563,048 users
Malwarebytes Browser Guard
The fastest and safest web browsing experience.Secure your privacy by blocking trackers, blocking ads, and blocking malicious content.
552,092 users
