Dark Reader
Tema escuro para todos os sites. Mantenha seus olhos relaxados usando o tema escuro em sua navegação diária.
1.277.552 usuários
Stylus
Mude o estilo da web com o Stylus, um gerenciador de estilos do usuário. O Stylus permite instalar facilmente temas e skins para Google, Facebook, YouTube, Orkut e muitos, muitos outros sites.
128.627 usuários
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
52.968 usuários
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
130.364 usuários
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.
125.631 usuários
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!
77.899 usuários
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.
45.564 usuários
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.
31.043 usuários
Disable WebRTC
WebRTC leaks your actual IP addresses from behind your VPN, by default.
21.436 usuários
Google Lighthouse
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.
14.990 usuários
JavaScript Toggle On and Off (WebExtension)
Toggle JavaScript engine on and off the easy way
12.379 usuários
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)
11.937 usuários
Proxy Toggle
Toggle between direct connection and a single proxy server via a toolbar icon.
9.067 usuários
MobiDevTools
A mobile devtools for debugging web sites and applications with the console, DOM, network info, sources, and more.
7.531 usuários
IPvFoo
Display the server IP address, with a realtime summary of IPv4, IPv6, and HTTPS information across all page elements.
7.257 usuários
