Dark Reader
Tema escuro para todos os sites. Cuide dos seus olhos, use o Dark Reader para navegação noturna e diária.
1 229 095 utilizadores
Ghostery – Privacy Ad Blocker
The best privacy tool and ad blocker extension for Firefox. Stop trackers, speed up websites and block ads everywhere including YouTube and Facebook.
1 000 945 utilizadores
Stylus
Redesign your favorite websites with Stylus, an actively developed and community driven userstyles manager. Easily install custom themes from popular online repositories, or create, edit, and manage your own personalized CSS stylesheets.
128 985 utilizadores
Clear Cache
Clear browser cache with a single click or via the F9 key. F9 Fever! ;)
60 008 utilizadores
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
144 417 utilizadores
Cookie-Editor
Cookie-Editor lets you efficiently create, edit and delete a cookie for the current tab. Perfect for developing, quickly testing or even manually managing your cookies for your privacy.
83 418 utilizadores
Ruffle - Flash Emulator
Putting Flash back on the web. Designed to be easy to use, this extension will seamlessly enable you to play flash content, with no extra configuration required!
67 052 utilizadores
Cookie Quick Manager
An addon to manage cookies (view, search, create, edit, remove, backup, restore, protect from deletion and much more). Firefox 57+ is supported.
52 620 utilizadores
Disable JavaScript
Adds the ability to disable JavaScript for specific sites or specific tabs. You can customize the default JS state (on or off), the disable behavior (by domain or by tab) and much more.
33 963 utilizadores
Disable WebRTC
WebRTC leaks your actual IP addresses from behind your VPN, by default.
26 173 utilizadores
Google Lighthouse
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.
16 185 utilizadores
My IP Hider VPN
My IP Hider VPN is number one tool for hiding your IP and unblocking any web site! If your Firefox version is less then 55 please install older My IP Hider VPN from "Version History" (https://goo.gl/7ZQQjZ)
14 683 utilizadores
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
13 919 utilizadores
JavaScript Toggle On and Off (WebExtension)
Toggle JavaScript engine on and off the easy way
12 949 utilizadores
JSON Lite
Fast JSON viewer - highlights, shows items count/size, handles large files
12 414 utilizadores
MobiDevTools
A mobile devtools for debugging web sites and applications with the console, DOM, network info, sources, and more.
10 887 utilizadores
Proxy Toggle
Toggle between direct connection and a single proxy server via a toolbar icon.
10 522 utilizadores
Emoji Cheatsheet
A reference for the codes to generate Emojis on popular sites like GitHub or Basecamp and Unicode characters for Twitter and Facebook. Search Emojis by name or view recently selected items. Emojis are automatically copied to the clipboard.
8284 utilizadores
WhatRuns
Discover what runs a website - This Firefox extension helps you identify technologies used on any website at the click of a button.
7621 utilizadores
