Add-ons
To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
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Choose from thousands of extra features and styles to make Firefox your own.
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Gmail™ Notifier Plus
This add-on is not compatible with your version of Firefox because of the following:
Gmail™ Notifier Plus alerts you of new email messages. Users can also read or reply to emails, delete or mark them as read, all without having to open a new window.
41,298 users -
PriceBlink - Automatic Price Comparison & Coupons
This add-on is not compatible with your version of Firefox because of the following:
**As seen on the Today Show, USA Today, ABC News**
Automatically finds lower prices and money-saving coupons from thousands of retailers while you shop. PriceBlink stays hidden until you are shopping. US and UK.
Demo: youtu.be/UKxMx5bT-QM19,232 users -
Gmail Notifier (restartless)
This add-on is not compatible with your version of Firefox because of the following:
Multiple account (or label) Gmail notifier (without storing passwords)
99,659 users
Most Popular See all »
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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...This add-on is not compatible with your version of Firefox because of the following:
535,191 users -
Minimizes windows into the system tray.This add-on is not compatible with your version of Firefox because of the following:
242,662 users -
Read EPUB e-books and browse OPDS catalogs.This add-on is not compatible with your version of Firefox because of the following:
121,409 users -
Multiple account (or label) Gmail notifier (without storing passwords)This add-on is not compatible with your version of Firefox because of the following:
99,659 users -
Block ads seamlessly on popular websitesThis add-on is not compatible with your version of Firefox because of the following:
94,412 users -
ReminderFox displays and manages lists of reminders and ToDo's. ReminderFox makes sure you remember all of your important dates via easy-to-use lists, alerts, and alarms, right in your browser without the need for a separate calendar program.This add-on is not compatible with your version of Firefox because of the following:
87,975 users -
Tab Memory Usage displays the amount of memory is used by each tabThis add-on is not compatible with your version of Firefox because of the following:
49,854 users -
Gmail™ Notifier Plus alerts you of new email messages. Users can also read or reply to emails, delete or mark them as read, all without having to open a new window.
This add-on is not compatible with your version of Firefox because of the following:
41,298 users -
Professional Geo Add-on with security features and advanced network tools. Anti-phishing. Protection against DNS spoofing and fake sites. All DNS records for domain. The real location of web server, country flag, extended information about datacenter
This add-on is not compatible with your version of Firefox because of the following:
37,962 users -
Add price history charts and price watch features to Firefox when viewing product pages on Amazon. Use it to make informed purchasing decisions and to receive price drop alerts via email, Twitter, or RSS feed.
This add-on is not compatible with your version of Firefox because of the following:
37,113 users -
→ Price History charts
This add-on is not compatible with your version of Firefox because of the following:
→ Price Drop & Availability Alerts
→ Daily Drops, an overview of recent price drops
→ Huge frequently updated product database
→ Supports Amazon [ .com | .co.uk | .de | .co.jp | .fr | .ca | .cn | .it | .es | .in | .mx ]34,816 users -
See quick updates on all your activity while you browse the web with the official eBay app for Firefox.
This add-on is not compatible with your version of Firefox because of the following:
33,714 users -
Weather Forecast Plus is the easiest way to check the weather while you browse internet
This add-on is not compatible with your version of Firefox because of the following:
33,708 users -
Signatures for Gmail, Google Mail, Yahoo Mail
This add-on is not compatible with your version of Firefox because of the following:
29,816 users -
You'll only ever be one click away from the latest news on Twoo, the world's friendliest social discovery platform.
This add-on is not compatible with your version of Firefox because of the following:
26,970 users -
Extension to add desktop notifications into firefox, the way it works with Chrome and Chromium Browser : works with gmail, gtalk (gmail chat), imo.im, and all other websites that use this technology.
This add-on is not compatible with your version of Firefox because of the following:
26,566 users -
Check4Change (aka C4C) is a simple extension that allows you to select a part of a web-page, and get notified when it changes.
This add-on is not compatible with your version of Firefox because of the following:
26,099 users -
Ciuvo finds best deals for your wanted product. Price check, comparison, customer reviews, product videos and coupons right in your web browser.
This add-on is not compatible with your version of Firefox because of the following:
23,553 users
Top Rated See all »
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Display daily Muslim prayer times.This add-on is not compatible with your version of Firefox because of the following:
9,875 users -
Gutscheine und Rabattaktionen nie wieder verpassen. Dieses Add-on zeigt dir immer die aktuellsten Gutscheine und Aktionen deiner Lieblings-Shops automatisch an.This add-on is not compatible with your version of Firefox because of the following:
Aktuell sind über 2.000 Shops verfügbar. Jetzt beim Einkaufen sparen!726 users -
You do the shopping. We'll do the searching. It's that simple.This add-on is not compatible with your version of Firefox because of the following:
4,708 users -
Mit dem Gutscheinfinder von Gutscheine-Live.de verpassen Sie keine Gutscheine mehr. Sobald Sie einen Shop betreten, zu dem ein Gutschein oder eine Sonderaktion in unserem System hinterlegt ist, werden Sie automatisch benachrichtigt.This add-on is not compatible with your version of Firefox because of the following:
1,042 users -
Your Ratio in Animé Latino!This add-on is not compatible with your version of Firefox because of the following:
1 user -
Machen Sie Ihren Browser zum Sparberater!This add-on is not compatible with your version of Firefox because of the following:
Dieses Add-on hat alles, was Sie erfolgreich sparen lässt:
automatischer Preisvergleich, Gutscheine, Benutzermeinungen und Testberichte2,240 users -
Minggl is a social interaction manager. The Minggl toolbar makes it easy to manage information, communication, and navigation across (and independent of) social networks. Minggl adds a "relationship layer" across all your sites.
This add-on is not compatible with your version of Firefox because of the following:
2 users -
Professional Geo Add-on with security features and advanced network tools. Anti-phishing. Protection against DNS spoofing and fake sites. All DNS records for domain. The real location of web server, country flag, extended information about datacenter
This add-on is not compatible with your version of Firefox because of the following:
37,962 users -
Want to save money shopping online?
This add-on is not compatible with your version of Firefox because of the following:
Automatically get the best prices, coupons & promo codes.
✔ Uses HTTPS
✔ Automatically get the best prices & coupon codes
✔ Works on search engines
✔ Product information
Safe · Discreet · 100% Free3,378 users -
Updated version of the original DSLR Notifier, created by Ryan Flint, which enables members of Dsl/Broadbandreports.com to keep tabs on their instant messages and updated...
This add-on is not compatible with your version of Firefox because of the following:
138 users -
Adds a download progress bar and active downloads count to the Firefox icon on the launcher in Unity
This add-on is not compatible with your version of Firefox because of the following:
1,508 users -
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...
This add-on is not compatible with your version of Firefox because of the following:
535,191 users -
Nie wieder nach gültigen Gutscheincodes suchen müssen!
This add-on is not compatible with your version of Firefox because of the following:
Das Add-on zeigt automatisch an, wenn es für den aktuell besuchten Onlineshop einen gültigen Gutschein oder Rabatt gibt. Einfach clever sparen dank der täglich aktualisierten Gutscheindatenbank.909 users -
The statusbar indicator of the events from the network monitoring system Nagios.
This add-on is not compatible with your version of Firefox because of the following:
13,544 users -
Never miss a Twitch stream by receiving sound and visual alerts when your favorite channels go live
This add-on is not compatible with your version of Firefox because of the following:
Quickly browse Twitch's channels, games, streams, and videos
Open Twitch streams in your media player of choice if you've installed Livestreamer2,481 users -
HF radio propagation status displayed in your browser status bar. Shortwave radio enthusiasts, ham radio operators and others can use this to monitor solar conditions that impact radio propagation. Usage, updates and support can be found at...
This add-on is not compatible with your version of Firefox because of the following:
1,004 users -
checks your ip via the service https://l2.io/ip
This add-on is not compatible with your version of Firefox because of the following:
992 users -
Simply toggle between three different popup blocking modes: allow all, allow requested or block all. Now with tracking protection.
This add-on is not compatible with your version of Firefox because of the following:
18,633 users
Recently Added See all »
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Zeigt das kommende Wetter für jeden Ort bequem im Browser.This add-on is not compatible with your version of Firefox because of the following:
9 users -
Lets you know whether purchasing at retailers that you visit online will raise funds for schools you nominate.This add-on is not compatible with your version of Firefox because of the following:
1 user -
Darstellung Anlagenstatus aus Windenergie-Online.deThis add-on is not compatible with your version of Firefox because of the following:
3 users -
Adds desktop notifications and unread count in title of Google Inbox.This add-on is not compatible with your version of Firefox because of the following:
12 users -
Blocking all Meta Auto-Refresh reloading according to user-preferenceThis add-on is not compatible with your version of Firefox because of the following:
135 users -
sunlight phases, sunrise, sunset, dusk and dawn times calculatorThis add-on is not compatible with your version of Firefox because of the following:
5 users -
All the great features of /u/RemindMeBot in a quick and easy to use extension!
This add-on is not compatible with your version of Firefox because of the following:
12 users -
Islamic Monthly Prayer Timetable with HTML5 Geolocation
This add-on is not compatible with your version of Firefox because of the following:
6 users -
Speciaal en alleen voor Jiggy leden. Vergeet nooit meer dat je Jiggies kunt verdienen tijdens het online shoppen.
This add-on is not compatible with your version of Firefox because of the following:
7 users -
GMail unread message checker. That's it.
This add-on is not compatible with your version of Firefox because of the following:
6 users -
A very simple button that notifies when you have reviews to do in Wanikani.
This add-on is not compatible with your version of Firefox because of the following:
3 users -
Adds a download progress bar and active downloads count to the Firefox icon on the launcher in Unity and KDE Plasma 5.6+.
This add-on is not compatible with your version of Firefox because of the following:
39 users -
Track your favorite streams on Beam.pro!
This add-on is not compatible with your version of Firefox because of the following:
16 users -
Receba uma notificação quando um novo monitoramento for encontrado.
This add-on is not compatible with your version of Firefox because of the following:
2 users -
Yahoo Mail Sidebar brings Yahoo Mail right into your Firefox Sidebar.
This add-on is not compatible with your version of Firefox because of the following:
355 users -
Findet passende Angebote und Gutscheine für besuchte Shops.
This add-on is not compatible with your version of Firefox because of the following:
91 users -
Дополнительные возможности для skladchik.com
This add-on is not compatible with your version of Firefox because of the following:
537 users -
Diese Browsererweiterung erinnert daran, wenn man auf Partnerseiten von Bildungsspender.de / WeCanHelp.de mit Online-Einkäufen ohne Mehrkosten helfen kann.
This add-on is not compatible with your version of Firefox because of the following:
568 users
See all 1186 extensions in Alerts & Updates »
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