Dark Reader
Темний вигляд для кожного мережевого сайту. Піклуйтеся про свої очі, використовуйте темний вид для нічного та щоденного перегляду.
1 270 855 користувачів
Ghostery – Privacy Ad Blocker
The best privacy tool and ad blocker extension for Firefox. Stop trackers, speed up websites and block ads everywhere including YouTube and Facebook.
994 834 користувача
FoxyProxy Standard
FoxyProxy is an open-source, advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. No paid accounts are necessary; bring your own proxies or buy from any vendor. The original proxy tool, since 2006.
213 754 користувача
Stylus
Redesign your favorite websites with Stylus, an actively developed and community driven userstyles manager. Easily install custom themes from popular online repositories, or create, edit, and manage your own personalized CSS stylesheets.
132 097 користувачів
Download All Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
103 630 користувачів
Flagfox
Показує прапор країни, визначаючи розміщення сервера поточного веб-сайта, а також надає такі засоби, як-от: перевірка безпеки сайта, хтоце (whois), переклад, схожі сайти, валідації, скорочення URL, тощо...
100 429 користувачів
User-Agent Switcher and Manager
Spoof websites trying to gather information about your web navigation—like your browser type and operating system—to deliver distinct content you may not want.
87 907 користувачів
Tab Reloader (page auto refresh)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
76 421 користувач
Disconnect
Make the web faster, more private, and more secure.
69 930 користувачів
Clear Cache
Clear browser cache with a single click or via the F9 key. F9 Fever! ;)
56 967 користувачів
Clear Browsing Data
Delete browsing data directly from the browser toolbar. Clear cookies, history and cache with a single click.
34 485 користувачів
Measure-it
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
23 673 користувача
Port Authority
Blocks malicious websites from port-scanning your computer/network and dynamically blocks all LexisNexis endpoints from running their invasive data collection scripts.
14 323 користувача
Stylebot
Change the appearance of the web instantly
9 857 користувачів
Tampermonkey
Tampermonkey is the world's most popular userscript manager.
769 881 користувач
React Developer Tools
React Developer Tools is a tool that allows you to inspect a React tree, including the component hierarchy, props, state, and more. To get started, just open the Firefox devtools and switch to the "⚛️ Components" or "⚛️ Profiler" tab.
183 375 користувачів
FireShot: Full Web Page Screenshots (♥♥♥♥♥)
FireShot makes full page screen captures - http://bit.ly/RlBQMV Screenshots are quickly captured and: ― Saved as Image / PDF with links and text ― Sent to clipboard ― Printed Capture all open tabs or provide a list of the URLs for grabbing
160 247 користувачів
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
138 895 користувачів
Wappalyzer
Identify technologies on websites
123 673 користувача
Violentmonkey
Userscript support for browsers, open source.
119 695 користувачів
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.
86 876 користувачів
Windscribe - Free VPN and Ad Blocker
Windscribe helps you circumvent censorship, block ads, beacons and trackers on websites you use every day.
82 930 користувачів
Web Developer
The Web Developer extension adds various web developer tools to the browser.
74 105 користувачів
Ruffle - Flash Emulator
Putting Flash back on the web. Designed to be easy to use, this extension will seamlessly enable you to play flash content, with no extra configuration required!
68 887 користувачів
Vue.js devtools
DevTools extension for debugging Vue.js applications.
68 816 користувачів