AdGuard AdBlocker
Adguard Ad Blocker bloqueia com eficiência todos os tipos de anúncios em todas as páginas da web, até mesmo no Facebook, Youtube, e outros!
1.368.614 usuários
Dark Reader
Tema escuro para todos os sites. Mantenha seus olhos relaxados usando o tema escuro em sua navegação diária.
1.287.027 usuários
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
800.688 usuários
YouTube High Definition
YouTube High Definition is a powerful tool that automatically plays all YouTube videos in HD, changes video player size, offers auto-stop and mute, and much more.
170.017 usuários
EPUBReader
Read ePub files right in Firefox. No additional software needed!
137.262 usuários
LeechBlock NG
LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.
112.687 usuários
Simple Tab Groups
Create, modify, and quickly change tab groups
103.221 usuários
Gesturefy
Navigate, operate and browse faster with mouse gestures! A customizable mouse gesture add-on with a variety of different commands.
89.915 usuários
Tabliss - New Tab
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
79.373 usuários
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
63.457 usuários
Dictionary Anywhere
View definitions easily as you browse the web. Double-click any word to view its definition in a small pop-up bubble. It also supports Spanish, German, French language alongside English. Enjoy Reading Uninterrupted!!!.
49.782 usuários
SoundFixer
Helps you fix annoying sound problems on sites like YouTube: audio in one channel only, too quiet or too loud. (Unfortunately, this extension does not work on all websites because of cross-domain issues — but it does work on YouTube!)
47.333 usuários
Tomato Clock
Tomato Clock is a simple browser extension that helps with online time management.
35.642 usuários
Foxy Gestures
Mouse gestures for Firefox. A web extension alternative to FireGestures created by a long time FireGestures user.
20.900 usuários
Link Gopher
Extracts all links from web page, sorts them, removes duplicates, and displays them in a new tab for inspection or copy and paste into other systems.
17.217 usuários
Default Bookmark Folder
Allows you to choose the default bookmark location folder and quickly bookmark pages via a dedicated icon.
13.442 usuários
Swift Selection Search
Swiftly access your search engines in a popup panel when you select text in a webpage. Context menu also included!
11.997 usuários
Cisco Webex Extension
Participe de reuniões Webex utilizando o Firefox ™
840.860 usuários
Grammarly: AI Writing and Grammar Checker App
Improve your writing with Grammarly's AI assistance. Get spell check, grammar check, generative AI, and more in one tool. Real-time suggestions for improving tone and clarity help ensure your writing makes the impression you want.
757.400 usuários
Tampermonkey
Tampermonkey is the world's most popular userscript manager.
695.072 usuários
Malwarebytes Browser Guard
A experiência de navegação na web mais rápida e segura. Proteja sua privacidade bloqueando rastreadores, bloqueando anúncios e bloqueando conteúdo malicioso.
493.504 usuários
MetaMask
Ethereum Browser Extension
459.880 usuários
1Password: Password Manager
The best way to experience 1Password in your browser. Easily sign in to sites, generate passwords, and store secure information, including logins, credit cards, notes, and more.
378.134 usuários
Ecosia — The search engine that plants trees 🌱
This extension adds <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/c7a1fe7e1838aaf8fcdb3e88c6700a42c275a31c5fdea179157c9751846df4bf/http%3A//Ecosia.org" rel="nofollow">Ecosia.org</a> as the default search engine to your browser — it’s completely free!
312.816 usuários
I don't care about cookies
Get rid of cookie warnings from almost all websites!
309.352 usuários