Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
1 342 966 brukarar
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.
1 063 902 brukarar
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.
227 773 brukarar
Download All Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
106 832 brukarar
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.
93 019 brukarar
Tab Reloader (page auto refresh)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
81 409 brukarar
Clear Cache
Advanced cache clearing with time periods, current tab filter, and smart notifications. Perfect for developers and power users. F9 shortcut included!
61 169 brukarar
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
51 205 brukarar
Clear Browsing Data
Delete browsing data directly from the browser toolbar. Clear cookies, history and cache with a single click.
32 709 brukarar
Measure-it
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
25 150 brukarar
Port Authority
Blocks malicious websites from port-scanning your computer/network and dynamically blocks all LexisNexis endpoints from running their invasive data collection scripts.
21 193 brukarar
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.
195 513 brukarar
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
150 267 brukarar
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.
102 830 brukarar
Windscribe - Free VPN and Ad Blocker
Windscribe helps you circumvent censorship, block ads, beacons and trackers on websites you use every day.
87 009 brukarar
Web Developer
The Web Developer extension adds various web developer tools to the browser.
79 577 brukarar
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!
78 109 brukarar
