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.
158,300 users
Firefox Color
Build, save and share beautiful Firefox themes.
120,527 users
NeatDownloadManager Extension
Sends Download Links to Neat Download Manager
16,991 users
Season Pass Pass
Travel back in time and pull rewards from any previous season pass
18,236 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.
213,720 users
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
154,401 users
Block Site
A customizable, password-protected website blocker and redirector.
72,969 users
OneTab
OneTab - Too many tabs? Convert tabs to a list and reduce browser memory
155,558 users
Mendeley Web Importer
Fast, convenient import of references and PDFs to your Mendeley Reference Manager library
110,725 users
Selenium IDE
Selenium IDE is an integrated development environment for Selenium tests. It is implemented as a Firefox extension, and allows you to record, edit, and debug tests.
46,305 users
ImTranslator: Translator, Dictionary, TTS
COMPLETELY REDESIGNED TRANSLATOR FOR FIREFOX ImTranslator translates text, words, webpages between more than 100 languages. NEW: Inline Translator, Dictionary, access to Google Translate, Microsoft Translator. Unique on the fly localization.
139,573 users
Keepa.com - Amazon Price Tracker
→ Price History charts → Price Drop & Availability Alerts → Over 1 billion tracked products → Supports Amazon .com | .co.uk | .de | .co.jp | .fr | .ca | .it | .es | .in | .mx
214,835 users
Easy Screenshot
Capture a screenshot of the whole webpage, and save in your desktop in default.
3,380,809 users
User-Agent Switcher
Easily override the browser's User-Agent string
62,569 users
3,673 users
828,472 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
27,378 users
Flagfox
Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...
119,056 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.
48,187 users
French spelling dictionary
Spelling dictionary for the French language.
308,741 users
'Improve YouTube!' 🎧 (For YouTube & Video)
Youtube Extension. Powerful but lightweight. Enrich your Youtube & content selection. Make YouTube tidy&smart! Layout Filters Shortcuts Adblocker Playlist
33,117 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.
46,197 users
Tab Reloader (page auto refresh)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
80,797 users
Sidebery
Vertical tabs tree and bookmarks in sidebar with advanced containers configuration, grouping and many other features.
78,558 users
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
64,927 users