Dark Reader
Tmavý režim pre každú stránku. Šetrite svoje oči a používajte tmavý motív po celý deň.
1 171 764 používateľov
Ghostery – Privacy Ad Blocker
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
1 039 954 používateľov
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.
213 532 používateľov
Flagfox
Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...
116 272 používateľov
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.
111 125 používateľov
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.
97 026 používateľov
Disconnect
Make the web faster, more private, and more secure.
94 677 používateľov
Download All Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
89 940 používateľov
Tab Reloader (page auto refresh)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
79 570 používateľov
Clear Cache
Clear browser cache with a single click or via the F9 key. F9 Fever! ;)
65 149 používateľov
Measure-it
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
27 625 používateľov
Clear Browsing Data
Delete browsing data directly from the browser toolbar. Clear cookies, history and cache with a single click.
19 536 používateľov
Stylebot
Change the appearance of the web instantly
12 878 používateľov
Tampermonkey
Tampermonkey is the world's most popular userscript manager.
707 226 používateľov
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.
191 330 používateľov
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
168 073 používateľov
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
151 571 používateľov
Wappalyzer
Identify technologies on websites
127 199 používateľov
Web Developer
The Web Developer extension adds various web developer tools to the browser.
91 977 používateľov
Vue.js devtools
DevTools extension for debugging Vue.js applications.
90 061 používateľov
Violentmonkey
Userscript support for browsers, open source.
87 353 používateľov
Windscribe - Free VPN and Ad Blocker
Windscribe helps you circumvent censorship, block ads, beacons and trackers on websites you use every day.
87 266 používateľov
User-Agent Switcher
Easily override the browser's User-Agent string
66 014 používateľov
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.
64 686 používateľov
Cookie Quick Manager
An addon to manage cookies (view, search, create, edit, remove, backup, restore, protect from deletion and much more). Firefox 57+ is supported.
63 757 používateľov