Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
1.280.642 usuaris
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.
1.062.497 usuaris
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.
228.025 usuaris
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.
97.967 usuaris
Download All Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
95.266 usuaris
Tab Reloader (page auto refresh)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
82.345 usuaris
Disconnect
Make the web faster, more private, and more secure.
81.433 usuaris
Clear Cache
Clear browser cache with a single click or via the F9 key. F9 Fever! ;)
63.168 usuaris
Measure-it
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
26.763 usuaris
Clear Browsing Data
Delete browsing data directly from the browser toolbar. Clear cookies, history and cache with a single click.
20.068 usuaris
Tampermonkey
Tampermonkey is the world's most popular userscript manager.
702.427 usuaris
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.
190.939 usuaris
FireShot: Full Web Page Screenshots (♥♥♥♥♥)
FireShot makes full page screen captures - <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/1957fb4c7a6724a82f74d4e7b9462d63599a7c7cd436a1ce5b34e60b5b391164/http%3A//bit.ly/RlBQMV" rel="nofollow">http://bit.ly/RlBQMV</a> 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
166.409 usuaris
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
152.181 usuaris
Wappalyzer
Identify technologies on websites
129.465 usuaris
Violentmonkey
Userscript support for browsers, open source.
103.785 usuaris
Windscribe - Free VPN and Ad Blocker
Windscribe helps you circumvent censorship, block ads, beacons and trackers on websites you use every day.
86.372 usuaris
Web Developer
The Web Developer extension adds various web developer tools to the browser.
85.993 usuaris
Vue.js devtools
DevTools extension for debugging Vue.js applications.
78.686 usuaris
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.
76.541 usuaris
User-Agent Switcher
Easily override the browser's User-Agent string
67.111 usuaris
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!
64.329 usuaris