Dark Reader
Tmavý režim pre každú stránku. Šetrite svoje oči a používajte tmavý motív po celý deň.
1 299 162 používateľov
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.
1 007 227 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.
206 814 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.
123 997 používateľov
Download All Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
111 647 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...
95 072 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.
85 308 používateľov
Clear Cache
Global cache cleanup and site data (cookies/storage) with time periods and notifications. Great for developers. F9 shortcut included!
81 047 používateľov
Tab Reloader (page auto refresh)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
77 214 používateľov
Disconnect
Block the trackers that feed AI-powered attacks. Disconnect stops thousands of hidden trackers across advertising, analytics, social, and fingerprinting, making pages load up to 44% faster. Trusted to help protect 350M+ users.
65 051 používateľov
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
50 382 používateľov
Clear Browsing Data
Delete browsing data directly from the browser toolbar. Clear cookies, history and cache with a single click.
27 496 používateľov
Port Authority
Blocks malicious websites from port-scanning your computer/network and dynamically blocks all LexisNexis endpoints from running their invasive data collection scripts.
23 085 používateľov
Measure-it
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
21 532 používateľov
Stylebot
Change the appearance of the web instantly
9 358 používateľov
Tampermonkey
Tampermonkey is the world's most popular userscript manager.
759 122 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.
175 449 používateľov
Violentmonkey
Userscript support for browsers, open source.
138 297 používateľov
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
133 524 používateľov
Wappalyzer
Identify technologies on websites
113 943 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.
111 518 používateľov
Windscribe - Free VPN and Ad Blocker
Windscribe helps you circumvent censorship, block ads, beacons and trackers on websites you use every day.
80 910 používateľov
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!
79 586 používateľov
Web Developer
The Web Developer extension adds various web developer tools to the browser.
68 433 používateľov
User-Agent Switcher
Easily override the browser's User-Agent string
61 656 používateľov