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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...

Rated 5 out of 5 stars (657)
11,671 weekly downloads

AdBlocker Lite

block ads seamlessly on popular websites

Rated 4 out of 5 stars (30)
4,482 weekly downloads

Gmail Notifier (restartless) Featured

Multiple account (or label) Gmail notifier (without storing passwords)

Rated 4 out of 5 stars (266)
4,405 weekly downloads

MinimizeToTray revived Requires Restart

Minimizes windows into the system tray.

Rated 5 out of 5 stars (323)
3,862 weekly downloads

WhatsApp™ Messenger

Access to WhatsApp Web from within a toolbar panel and get badge notification of unread threads

Rated 5 out of 5 stars (7)
3,344 weekly downloads

Gmail™ Notifier + Featured

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.

Rated 4 out of 5 stars (70)
3,161 weekly downloads

Work Offline Requires Restart

Adds work offline mode UI to Mozilla Firefox.

Rated 4 out of 5 stars (48)
3,118 weekly downloads

ReminderFox Requires Restart

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.

Rated 4 out of 5 stars (527)
2,887 weekly downloads

Simple Popup Blocker

Simply toggle between three different popup blocking modes: allow all, allow requested or block all. Now with tracking protection.

Rated 5 out of 5 stars (21)
2,484 weekly downloads

eBay for Firefox

See quick updates on all your activity while you browse the web with the official eBay app for Firefox.

Rated 3 out of 5 stars (279)
2,025 weekly downloads

WorldIP - Geo Add-on with Security Features Requires Restart

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

Rated 5 out of 5 stars (122)
1,951 weekly downloads

PDF Download Requires Restart

Use PDF Download to do whatever you like with PDF files on the Web. Regain control and eliminate browser problems, view PDFs directly in Firefox as HTML, and use the all-new Web-to-PDF toolbar to save and share Web pages as high-quality PDF files.

Rated 2 out of 5 stars (688)
1,905 weekly downloads

Keepa.com - Amazon Price Tracker

→ Price History charts
→ 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

Rated 5 out of 5 stars (22)
1,638 weekly downloads

Twoo

You'll only ever be one click away from the latest news on Twoo, the world's friendliest social discovery platform.

Rated 5 out of 5 stars (6)
1,614 weekly downloads

FastestFox - Browse Faster Requires Restart

Save time by speeding up repetitive tasks. Get faster, parallelized downloads, see definitions, auto-load the next page, improve searching, and more. FastestFox will dramatically enhance your productivity!

Rated 4 out of 5 stars (491)
1,489 weekly downloads

Weather Forecast Plus Featured

Weather Forecast Plus is the easiest way to check the weather while you browse internet

Rated 4 out of 5 stars (42)
1,476 weekly downloads

PlugIn-Checker

The easiest and simplest way to check for PlugIn-Updates. Never forget to install the newest safe versions.

Rated 3 out of 5 stars (11)
1,298 weekly downloads

MyKey Interface Requires Restart

Interface between Firefox and MyKey.

Rated 4 out of 5 stars (11)
1,252 weekly downloads

Gmail panel Requires Restart

Check and do whatever you want into your Gmail easily with a panel.
It also alerts you the unread emails.
***You need to have enabled the "Unread message icon" (Settings > Labs)***

Rated 4 out of 5 stars (78)
1,244 weekly downloads

Weather Underground (Forecast Plus) Featured

Provides local & long range Weather Forecast using Weather Underground

Rated 5 out of 5 stars (12)
1,213 weekly downloads