Google Lighthouse
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.
15.644 uporabnikov
Text Link
Allows URI texts written in webpages to be loaded by double clicks.
14.789 uporabnikov
Поиск Яндекс
Добавляет Яндекс к поисковым движкам.
14.476 uporabnikov
RESTED
A REST client for the rest of us
13.679 uporabnikov
Lightning Autofill
The most popular autofill extension, boosting productivity since 2010.
13.579 uporabnikov
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
12.442 uporabnikov
JavaScript Toggle On and Off (WebExtension)
Toggle JavaScript engine on and off the easy way
12.335 uporabnikov
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)
12.321 uporabnikov
JSON Lite
Fast JSON viewer - highlights, shows items count/size, handles large files
12.046 uporabnikov
Flag Cookies
A cookie and browser storage data manager on steroids to mark, 'flag', and manage cookies using rulesets.
11.853 uporabnikov
Export Cookies
Export cookies to a Netscape format cookies.txt file.
11.712 uporabnikov
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.
11.613 uporabnikov
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)
11.552 uporabnikov
Header Editor
Manage browser's requests, include modify the request headers and response headers, redirect requests, cancel requests
11.549 uporabnikov
Allow CORS: Access-Control-Allow-Origin
Easily add (Access-Control-Allow-Origin: *) rule to the response header.
11.411 uporabnikov
Modify Header Value
Add, modify or remove a header for any request on desired domains.
11.065 uporabnikov
Simulateur mobile
Simulateur de smartphone sur ordinateur très réaliste avec plusieurs modèles disponibles pour tester son site mobile.
10.947 uporabnikov
Fonts Ninja
Speed up your design workflow!
10.878 uporabnikov
IP Address and Domain Information
The Ultimate online investigation tool! See detailed information about every IP Address, Domain Name and Provider.
10.861 uporabnikov
Empty Cache Button
Cache clearing made easy. One click.
10.757 uporabnikov
RESTer
A REST client for almost any web service.
10.372 uporabnikov
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!
10.057 uporabnikov
Proxy Toggle
Toggle between direct connection and a single proxy server via a toolbar icon.
9.688 uporabnikov
Angular DevTools
Angular DevTools extends Firefox DevTools adding Angular specific debugging and profiling capabilities.
9.536 uporabnikov
axe DevTools® - Web Accessibility Testing
Add accessibility auditing to the Firefox Developer Tools
9.195 uporabnikov