Google Lighthouse
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.
사용자 16,345명
Поиск Яндекс
Добавляет Яндекс к поисковым движкам.
사용자 15,197명
Text Link
Allows URI texts written in webpages to be loaded by double clicks.
사용자 14,931명
RESTED
A REST client for the rest of us
사용자 14,311명
Lightning Autofill
The most popular autofill extension, boosting productivity since 2010.
사용자 14,094명
javascript
add javascript that will run on this domain. back up your scripts in the options area (shortcut there by clicking the "JS" letters in the bottom right)
사용자 12,677명
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
사용자 12,641명
JavaScript Toggle On and Off (WebExtension)
Toggle JavaScript engine on and off the easy way
사용자 12,573명
Fake Filler
A form filler that fills all form inputs (textboxes, textareas, radio buttons, dropdowns, etc.) with fake and randomly generated data. The purpose of this extension is to help developers and testers test forms quickly and easily.
사용자 12,554명
JSON Lite
Fast JSON viewer - highlights, shows items count/size, handles large files
사용자 12,543명
Allow CORS: Access-Control-Allow-Origin
Easily add (Access-Control-Allow-Origin: *) rule to the response header.
사용자 12,191명
Flag Cookies
A cookie and browser storage data manager on steroids to mark, 'flag', and manage cookies using rulesets.
사용자 11,952명
Export Cookies
Export cookies to a Netscape format cookies.txt file.
사용자 11,915명
Header Editor
Manage browser's requests, include modify the request headers and response headers, redirect requests, cancel requests
사용자 11,886명
Modify Header Value
Add, modify or remove a header for any request on desired domains.
사용자 11,750명
Simulateur mobile
Simulateur de smartphone sur ordinateur très réaliste avec plusieurs modèles disponibles pour tester son site mobile.
사용자 11,629명
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)
사용자 11,544명
Empty Cache Button
Cache clearing made easy. One click.
사용자 11,286명
Fonts Ninja
Speed up your design workflow!
사용자 11,265명
IP Address and Domain Information
The Ultimate online investigation tool! See detailed information about every IP Address, Domain Name and Provider.
사용자 11,253명
RESTer
A REST client for almost any web service.
사용자 10,882명
Angular DevTools
Angular DevTools extends Firefox DevTools adding Angular specific debugging and profiling capabilities.
사용자 10,105명
Proxy Toggle
Toggle between direct connection and a single proxy server via a toolbar icon.
사용자 10,068명
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!
사용자 10,068명
axe DevTools® - Web Accessibility Testing
Add accessibility auditing to the Firefox Developer Tools
사용자 9,746명