Dark Reader
适用于任何网站的黑暗主题。关爱眼睛,就使用 Dark Reader 进行日常浏览。
1,276,169 个用户
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
53,060 个用户
Tampermonkey
Tampermonkey is the world's most popular userscript manager.
760,294 个用户
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.
126,823 个用户
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
126,530 个用户
Ruffle
将 Flash 重新带回网络。
77,954 个用户
User Agent Switcher
修改浏览器的 User-Agent 字符串
60,110 个用户
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.
44,577 个用户
Bato Image Auto-Fixer
Detect broken bato.to images and automatically fix them.
33,702 个用户
WhatFont
A wrapper for Chengyin Liu's WhatFont tool
32,633 个用户
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.
30,656 个用户
Disable WebRTC
WebRTC leaks your actual IP addresses from behind your VPN, by default.
21,493 个用户
Google Lighthouse
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.
14,557 个用户
JavaScript Toggle On and Off (WebExtension)
Toggle JavaScript engine on and off the easy way
12,120 个用户
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)
11,707 个用户
RESTED
A REST client for the rest of us
11,514 个用户
Netmirror Extension
Add, modify or remove a header for any request.
11,474 个用户
Save Screenshot
Saves the current page as image file or copies it to clipboard.
10,623 个用户
JSON Lite
Fast JSON viewer - highlights, shows items count/size, handles large files
9,591 个用户
Empty Cache Button
Cache clearing made easy. One click.
9,336 个用户
ScriptCat
脚本猫,一个可以执行用户脚本的浏览器扩展,万物皆可脚本化,让你的浏览器可以做更多的事情!
8,978 个用户
Proxy Toggle
Toggle between direct connection and a single proxy server via a toolbar icon.
8,939 个用户
MobiDevTools
A mobile devtools for debugging web sites and applications with the console, DOM, network info, sources, and more.
7,906 个用户
IPvFoo
Display the server IP address, with a realtime summary of IPv4, IPv6, and HTTPS information across all page elements.
7,268 个用户