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.
673,051 users
Language: Español (ES) (Spanish, Spain)
Firefox Language Pack for Español (ES) (es-ES) – Spanish, Spain
672,289 users
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
653,501 users
Norton Safe Web
Protects your browser from online threats.
645,490 users
Language: Русский (Russian)
Firefox Language Pack for Русский (ru) – Russian
635,863 users
Easy Youtube Video Downloader Express
A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.
584,887 users
Enhancer for YouTube™
Take control of YouTube and boost your user experience!
573,066 users
Language: Português (BR)
Firefox Language Pack for Português (BR) (pt-BR) – Brazilian Portuguese
570,056 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.
561,147 users
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
550,742 users
530,124 users
Malwarebytes Browser Guard
The fastest and safest web browsing experience. Secure your privacy by blocking trackers, blocking ads, and blocking malicious content.
519,491 users
Language: Español (MX) (Spanish, Mexico)
Firefox Language Pack for Español (MX) (es-MX) – Spanish, Mexico
493,937 users
MetaMask
Ethereum Browser Extension
484,311 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.
480,994 users
AdBlocker for YouTube™
Remove all annoying ads from YouTube.
467,672 users
465,813 users
Kaspersky Protection 2021
Your protection on the Internet with extension from Kaspersky Lab
465,561 users
BetterTTV
Enhances Twitch and YouTube with new features, emotes, and more.
452,436 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.
443,141 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
439,745 users
Language: Español (AR) (Spanish, Argentina)
Firefox Language Pack for Español (AR) (es-AR) – Spanish, Argentina
406,043 users
English United States Dictionary
English United States (en-US) Dictionary as shipped with Firefox 115 ESR.
400,722 users
Language: Polski (Polish)
Firefox Language Pack for Polski (pl) – Polish
393,751 users
Language: 简体中文 (Simplified Chinese)
Firefox Language Pack for 简体中文 (zh-CN) – Simplified Chinese
378,173 users