Proxy SwitchyOmega
轻松快捷地管理和切换多个代理设置。
55,702 个用户
Redux DevTools
DevTools for Redux with actions history, undo and replay.
53,684 个用户
Ruffle
将 Flash 重新带回网络。
49,753 个用户
Nimbus Screen Capture: Screenshot, Edit, Annotate
★ Used by Several Million users on different platforms ★ 1) Screen capture web pages 2) Selected regions 3) Whole browser window 4) Slack upload Edit screenshots. Save images as local files or Google Drive. Tools for Annotation. Upload and share
47,350 个用户
Selenium IDE
Selenium IDE is an integrated development environment for Selenium tests. It is implemented as a Firefox extension, and allows you to record, edit, and debug tests.
43,545 个用户
Allow Right-Click
Re-enable the possibility to use the context menu on sites that overrides it
41,693 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.
36,588 个用户
Stylish - Custom themes for any website
给页面和用户界面来个新形象
35,671 个用户
WhatFont
A wrapper for Chengyin Liu's WhatFont tool
34,208 个用户
JavaScript-Java Bridge
A replacement for the Java Plugin so Java Applets without graphics continue to work on browsers that no longer support NPAPI plugins. Java's LiveConnect API is emulated — data & method calls can be exchanged, and Java can manipulate the webpage DOM.
33,857 个用户
RESTClient
REST Client是一个用于测试REST服务的firefox插件。
32,966 个用户
Disable WebRTC
WebRTC leaks your actual IP addresses from behind your VPN, by default.
29,306 个用户
CORS Everywhere
A firefox addon allowing the user to enable CORS everywhere by altering http responses. Report issues to the repository, with enough information to reproduce the problem: https://github.com/spenibus/cors-everywhere-firefox-addon/issues
25,128 个用户
User-Agent Switcher
Quickly and easily switch between popular user-agent strings.
24,996 个用户
JSONView
在浏览器中查看JSON 文件.
24,810 个用户
Media Converter and Muxer - Audio Tools
Easy to use video and audio converter and muxer written in WebExtension built on top of the well-known FFmpeg converter
24,722 个用户
SAML-tracer
A tool for viewing SAML and WS-Federation messages sent through the browser during single sign-on and single logout.
22,781 个用户
Colorpick Eyedropper
A simple eye-dropper & color-picker tool allowing you to select color values from webpages. You will need to enable the add-on bar Firefox menu->Options->Add-on Bar OR View->Toolbars->Add-on Bar Then refresh the page.
22,467 个用户
图片助手(ImageAssistant) 图片批量下载器
一款用于嗅探、分析网页图片并提供批量下载等功能及在线收藏、检索、分享服务的浏览器扩展程序。
22,373 个用户
Font Finder (revived)
An easy-to-use font inspector to get CSS styles of the selected element
20,831 个用户
WAVE Accessibility Extension
Evaluate web accessibility within the Firefox browser. When activated, the WAVE extension injects icons and indicators into your page to give feedback about accessibility and to facilitate manual evaluation.
20,336 个用户
Xdebug Helper for Firefox
This extension is very useful for PHP developers that are using PHP tools with Xdebug support like PHPStorm, Eclipse with PDT, Netbeans and MacGDBp or any other Xdebug compatible profiling tool like KCacheGrind, WinCacheGrind or Webgrind.
19,990 个用户
Autofill
进行表单填充。
19,982 个用户
SeoQuake SEO extension
Accelerate your SEO efforts on the fly. SEOquake is a free plugin for browsers that provides you with key SEO metrics for a specific page, along with other useful tools such as SEO Audit and many others.
17,722 个用户
Text Link
Allows URI texts written in webpages to be loaded by double clicks.
16,793 个用户