Google Lighthouse
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.
15,606 位使用者
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)
14,101 位使用者
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
13,417 位使用者
JavaScript Toggle On and Off (WebExtension)
Toggle JavaScript engine on and off the easy way
12,555 位使用者
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)
12,289 位使用者
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.
12,107 位使用者
Flag Cookies
A cookie and browser storage data manager on steroids to mark, 'flag', and manage cookies using rulesets.
11,755 位使用者
Allow CORS: Access-Control-Allow-Origin
Easily add (Access-Control-Allow-Origin: *) rule to the response header.
11,436 位使用者
Simulateur mobile
Simulateur de smartphone sur ordinateur très réaliste avec plusieurs modèles disponibles pour tester son site mobile.
11,111 位使用者
IP Address and Domain Information
The Ultimate online investigation tool! See detailed information about every IP Address, Domain Name and Provider.
10,790 位使用者
Proxy Toggle
Toggle between direct connection and a single proxy server via a toolbar icon.
10,151 位使用者
MobiDevTools
A mobile devtools for debugging web sites and applications with the console, DOM, network info, sources, and more.
9,868 位使用者
Angular DevTools
Angular DevTools extends Firefox DevTools adding Angular specific debugging and profiling capabilities.
9,582 位使用者
