Dark Reader
Tema escuro para todos os sites. Cuide dos seus olhos, use o Dark Reader para navegação noturna e diária.
1 267 842 utilizadores
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
908 832 utilizadores
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.
156 846 utilizadores
EPUBReader
Com o EPUBReader pode ler ficheiros ePub files usando o Firefox. Não é necessário qualquer programa adicional!
125 989 utilizadores
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.
107 531 utilizadores
Gesturefy
Explore, opere e navegue mais rápido com gestos do rato! Um extra para gestos do rato, personalizável e com uma variedade de diferentes comandos.
87 146 utilizadores
Simple Tab Groups
Create, modify, and quickly change tab groups
77 335 utilizadores
Tabliss - New Tab
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
73 583 utilizadores
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
53 756 utilizadores
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!)
43 111 utilizadores
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!!!.
36 052 utilizadores
Tomato Clock
Tomato Clock is a simple browser extension that helps with online time management.
30 677 utilizadores
Foxy Gestures
Mouse gestures for Firefox. A web extension alternative to FireGestures created by a long time FireGestures user.
18 330 utilizadores
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.
15 529 utilizadores
Default Bookmark Folder
Allows you to choose the default bookmark location folder and quickly bookmark pages via a dedicated icon.
11 572 utilizadores
Swift Selection Search
Swiftly access your search engines in a popup panel when you select text in a webpage. Context menu also included!
10 317 utilizadores
Simple Gesture for Android
Adds touch gestures for Android. (P.S. "Quick Gestures" is great addon. I hope it be updated.)
1811 utilizadores
Rastreador de Tempo
Acompanhe, analise, controle e melhore a eficiência
1041 utilizadores
Tampermonkey
Tampermonkey is the world's most popular userscript manager.
768 263 utilizadores
Cisco Webex Extension
Join Webex meetings using Firefox ™
588 597 utilizadores
MetaMask – Crypto Wallet
The most secure wallet for crypto, NFTs, and DeFi, trusted by millions of users
352 400 utilizadores
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.
329 312 utilizadores
Ecosia — The search engine that plants trees 🌱
This extension adds Ecosia.org as the default search engine to your browser — it’s completely free!
269 461 utilizadores
I don't care about cookies
Get rid of cookie warnings from almost all websites!
264 776 utilizadores
Greasemonkey
Customize the way a web page displays or behaves, by using small bits of JavaScript.
164 150 utilizadores