Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
1.247.092 wužywarjow
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.
973.198 wužywarjow
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.
129.415 wužywarjow
Clear Cache
Clear browser cache with a single click or via the F9 key. F9 Fever! ;)
54.638 wužywarjow
Tampermonkey
Tampermonkey is the world's most popular userscript manager.
753.064 wužywarjow
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
132.904 wužywarje
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.
84.762 wužywarjow
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!
67.506 wužywarjow
User-Agent Switcher
Easily override the browser's User-Agent string
61.931 wužywarjow
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.
49.144 wužywarjow
WhatFont
A wrapper for Chengyin Liu's WhatFont tool
33.441 wužywarjow
Disable JavaScript
Adds the ability to disable JavaScript for specific sites or specific tabs. You can customize the default JS state (on or off), the disable behavior (by domain or by tab) and much more.
32.489 wužywarjow
Disable WebRTC
WebRTC leaks your actual IP addresses from behind your VPN, by default.
24.464 wužywarjow
Google Lighthouse
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.
14.775 wužywarjow
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
14.647 wužywarjow
My IP Hider VPN
My IP Hider VPN is number one tool for hiding your IP and unblocking any web site! If your Firefox version is less then 55 please install older My IP Hider VPN from "Version History" (https://goo.gl/7ZQQjZ)
14.334 wužywarjow
JavaScript Toggle On and Off (WebExtension)
Toggle JavaScript engine on and off the easy way
12.768 wužywarjow
RESTED
A REST client for the rest of us
12.719 wužywarjow
JSON Lite
Fast JSON viewer - highlights, shows items count/size, handles large files
11.348 wužywarjow
Empty Cache Button
Cache clearing made easy. One click.
10.060 wužywarjow
Proxy Toggle
Toggle between direct connection and a single proxy server via a toolbar icon.
9.992 wužywarjow
Save Screenshot
Saves the current page as image file or copies it to clipboard.
9.383 wužywarjow
Emoji Cheatsheet
A reference for the codes to generate Emojis on popular sites like GitHub or Basecamp and Unicode characters for Twitter and Facebook. Search Emojis by name or view recently selected items. Emojis are automatically copied to the clipboard.
7.727 wužywarjow
ScriptCat
Everything can be scripted, allowing your browser to do more!
7.215 wužywarjow
WebScrapBook
Capture web pages to local device or backend server for future retrieval, organization, annotation, and edit.
7.008 wužywarjow