iCloud Bookmarks
Keep your Firefox bookmarks on Windows up to date with your Safari bookmarks on iPhone, iPad, and Mac with the iCloud Bookmarks extension for Firefox.
150,734 users
NeatDownloadManager Extension
Sends Download Links to Neat Download Manager
16,453 users
Video Download
Download video effortless directly from your favorite sites: YouTube, Twitter, Pinterest, Soundcloud & Twitch!
14,196 users
6,997 users
OneTab
OneTab - Too many tabs? Convert tabs to a list and reduce browser memory
151,029 users
Simple Tab Groups
Create, modify, and quickly change tab groups
78,737 users
Unhook: Remove YouTube Recommended Videos Comments
Hide YouTube related videos, comments, video suggestions wall, homepage recommendations, trending tab, and other distractions.
75,570 users
Belgium eID
Use the Belgian electronic identity card (eID) in Firefox
153,737 users
Firefox Relay
Firefox Relay lets you generate email aliases that forward to your real inbox. Use it to hide your real email address and protect yourself from hackers and unwanted mail.
209,470 users
YouTube Downloader (UDL Helper)
Download YouTube / Instagram / Odnoklassniki videos and extract audio from video with just a few mouse clicks. Supported media formats are MP3, MP4, WEBM. Capture frames from online videos with a screenshot button.
15,199 users
Sidebery
Vertical tabs tree and bookmarks in sidebar with advanced containers configuration, grouping and many other features.
75,808 users
Firefox Color
Build, save and share beautiful Firefox themes.
117,362 users
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
146,914 users
French spelling dictionary
Spelling dictionary for the French language.
292,252 users
3,813 users
Block Site
A customizable, password-protected website blocker and redirector.
71,248 users
Buster: Captcha Solver for Humans
Save time by asking Buster to solve captchas for you.
31,118 users
Download Manager (S3)
View and manage downloads from a tidy status bar.
59,402 users
BTRoblox - Making Roblox Better
BTRoblox, or Better Roblox, is an extension that aims to enhance Roblox's website by modifying the look and adding to the core website functionality by adding a plethora of new features.
48,424 users
Zoom Extension
Recommended, support FireFox 45+. The Zoom Firefox Extension allows participants to schedule Zoom cloud meetings directly from Google Calendar. you can start an instant meeting or schedule a future meeting via a button.
253,440 users
anonymoX
Easy anonymous web browsing. – Change your IP-Address and country – Visit blocked or censored websites. – Delete cookies, show your public ip, and more We provide the proxy servers, no external proxies or other programs required
26,880 users
Mendeley Web Importer
Fast, convenient import of references and PDFs to your Mendeley Reference Manager library
106,532 users
CyberGhost VPN Free Proxy
Use CyberGhost Proxy Plugin to encrypt your browser traffic so you can be sure that no online snooper can see where you go on the web.
44,488 users
Tab Reloader (page auto refresh)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
77,029 users
Youtube Downloader
Please play the video on youtube then click the icon in the top right tab to download mp3 or videos. Note: This add-on will direct the user to a downloader website to download the video or mp3 of your choice from youtube.
15,182 users