LeechBlock NG
LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.
69,258 users
Dark Background and Light Text
Make every web page (or just the pages you want) display light text on dark backgrounds. All color variations are fully customizable.
44,910 users
3,956 users
Gesturefy
Navigate, operate, and browse faster with mouse gestures! A customizable mouse gesture add-on with a variety of different commands.
99,802 users
Privacy Extension For WhatsApp™ Web
The Privacy Extension For WhatsApp™ Web hides your messages from unwanted glimpses until you hover over them. In the search bar, you can disable the blur effect on all messages manually and specify what elements to blur.
29,090 users
Flash Player 2022
Play Flash anytime, even in 2022 and beyond, using an emulator. Want to fix "Adobe Flash Player is blocked" messages? This extension will remove those messages and allow you to play Flash in any website with a single click.
40,302 users
Save webP as PNG or JPEG (Converter)
Convert any image (WebP, AVIF, etc.) to PNG or JPEG (with choice of quality) for downloading. Right-click context menu calls up format options overlaid on the image. Read the detailed description and check the screenshots for more info.
60,517 users
Brazilian Portuguese Dictionary (New Spelling)
The same spellchecker shipped with the Brazilian version of Firefox.
76,424 users
Allow Right-Click
Re-enable the possibility to use the context menu on sites that overrides it
40,990 users
TTV LOL PRO
TTV LOL PRO removes most livestream ads from Twitch.
36,104 users
Vimium
The Hacker's Browser. Vimium provides keyboard shortcuts for navigation and control in the spirit of Vim.
34,862 users
Norton AntiTrack
Feel like you have little to no control over what information the sites you visit collect and share? Norton AntiTrack can help.
43,240 users
WebGL Fingerprint Defender
Defending against WebGL fingerprinting by reporting a fake value.
2,405 users
Runet Censorship Bypass
This extension allows bypassing censorship of Russian government (i.e. only sites blocked by RosKomNadzor, RKN), giving you access to libraries, encyclopedias, oppositional political sites, and to innocent sites blocked to many reasons.
29,319 users
Google Scholar Button
Lookup scholarly articles as you browse the web.
111,861 users
Buster: Captcha Solver for Humans
Save time by asking Buster to solve captchas for you.
31,066 users
Hide My IP Free
Hide Your IP Address and Unblock Websites for Free with the Hide My IP proxy and VPN IP network. Thousands of IPs around the world to choose from. Access your favorite streaming sites by changing your IP location. No ads or limitations.
8,591 users
Language: Français (French)
Firefox Language Pack for Français (fr) – French
956,220 users
1,414 users
Location Guard
Hide your geographic location from websites. Report a fake location with the addition of random noise in order to protect your privacy. Per site settings with three configurable levels of accuracy or even the possibility to use a fixed location.
15,462 users
YouTube Enhancer 💻
🚀 Enhance your YouTube experience with this powerful browser extension. Features include customizable volume control, automatic quality settings, playback speed adjustments, volume boost, and more. Build from scratch with easy steps.
8,559 users
Dark Mode (WebExtension)
A global dark theme for the web
60,054 users
17,193 users
JavaScript-Java Bridge
A replacement for the Java Plugin so Java Applets without graphics continue to work on browsers that no longer support NPAPI plugins. Java's LiveConnect API is emulated — data & method calls can be exchanged, and Java can manipulate the webpage DOM.
35,450 users
XDM Browser Monitor
XDM integration module for Firefox Quantum.This addon should be used with XDM 2018 and higher to take over download from Firefox.Please visit https://github.com/subhra74/xdm for more information.
18,205 users