TWP - Translate Web Pages
Translate your page in real time using Google or Yandex. It is not necessary to open new tabs. Now works with the NoScript Extension.
671,604 users
Norton Safe Web
Protects your browser from online threats.
656,551 users
Language: Русский (Russian)
Firefox Language Pack for Русский (ru) – Russian
637,496 users
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
627,461 users
Language: Español (ES) (Spanish, Spain)
Firefox Language Pack for Español (ES) (es-ES) – Spanish, Spain
626,471 users
Easy Youtube Video Downloader Express
A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.
598,465 users
Language: Português (BR)
Firefox Language Pack for Português (BR) (pt-BR) – Brazilian Portuguese
568,586 users
Capital One Shopping: Save Now
Capital One Shopping instantly applies coupon codes to your shopping cart, helps you snag exclusive rewards when you shop at stores you love and compares prices on Amazon to other popular retailers. It's kinda genius.
561,752 users
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
558,566 users
Enhancer for YouTube™
Take control of YouTube and boost your user experience!
555,732 users
545,865 users
Malwarebytes Browser Guard
The fastest and safest web browsing experience. Secure your privacy by blocking trackers, blocking ads, and blocking malicious content.
525,586 users
MetaMask
Ethereum Browser Extension
487,063 users
Browsec VPN - Free VPN for Firefox
Unblock geographically restricted content and protect your IP with Browsec’s add-on. With this Firefox VPN, you can stay anonymous for an unlimited time! Use free remote servers to hide your location and access any content you want.
481,075 users
479,322 users
Kaspersky Protection 2021
Your protection on the Internet with extension from Kaspersky Lab
469,599 users
AdBlocker for YouTube™
Remove all annoying ads from YouTube.
460,417 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.
455,558 users
Language: Español (MX) (Spanish, Mexico)
Firefox Language Pack for Español (MX) (es-MX) – Spanish, Mexico
454,498 users
BetterTTV
Enhances Twitch and YouTube with new features, emotes, and more.
451,428 users
SponsorBlock - Skip Sponsorships on YouTube
Easily skip YouTube video sponsors. When you visit a YouTube video, the extension will check the database for reported sponsors and automatically skip known sponsors. You can also report sponsors in videos. Other browsers: https://sponsor.ajay.app
431,936 users
English United States Dictionary
English United States (en-US) Dictionary as shipped with Firefox 115 ESR.
403,517 users
Language: Polski (Polish)
Firefox Language Pack for Polski (pl) – Polish
391,204 users
Language: 简体中文 (Simplified Chinese)
Firefox Language Pack for 简体中文 (zh-CN) – Simplified Chinese
380,564 users
Language: Español (AR) (Spanish, Argentina)
Firefox Language Pack for Español (AR) (es-AR) – Spanish, Argentina
375,278 users