Alerts & Updates


Twoo No Restart

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)
25,738 users

auto-plugin-checker No Restart

The auto-plugin-checker informs you, whenever plugin updates are available - automatically.

Rated 4 out of 5 stars (24)
23,768 users

Gmail panel

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 (69)
21,736 users

PriceBlink - Automatic Price Comparison & Coupons No Restart

**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.


Rated 4 out of 5 stars (102)
20,792 users

WebRank SEO Toolbar Featured

A toolbar that gives Google Pagerank, Alexa, Compete and Quantcast Rank, pages indexed and backlinks in Google, Bing and Yahoo. Bookmark webpages at, view similar websites at Delicious, Digg and Tweet Count.

Rated 4 out of 5 stars (68)
20,409 users

Gmail Notifier

Note from Mozilla: This add-on has been discontinued. Try WebMail Notifier instead.

The original notifier for Gmail.

Rated 4 out of 5 stars (621)
19,405 users

WEB.DE MailCheck for Firefox

Mail notifier for multiple email accounts

Rated 4 out of 5 stars (22)
17,308 users

Nagios Checker

The statusbar indicator of the events from the network monitoring system Nagios.

Rated 5 out of 5 stars (58)
17,018 users

ABV Notifier

Official notifier.

Rated 3 out of 5 stars (65)
16,570 users

B-Trust Smart Card Certificate

Configures B-Trust security device, imports B-Trust certification chains and warns user that operation is unrecoverable, if he clicks delete certificate option for B-Trust certificate.
Designed by Borica - Bankservice Plc.

Rated 5 out of 5 stars (1)
16,356 users

Topface. Meeting is easy No Restart

Extension for Topface new messages notifications.

Rated 2 out of 5 stars (4)
16,310 users

Webutation - Reputation & Security No Restart

Would you like to know which websites are safe and which website you can trust?
The Webutation add-on shows you the reputation of a site with a simple green/yellow/red icon and scans websites against virus and bad userfeedback. Works similar to WOT.

Rated 3 out of 5 stars (59)
16,227 users

Distill Web Monitor (formerly AlertBox)

Monitor pages and feeds for changes. Get alerts for important changes.

Rated 4 out of 5 stars (159)
15,583 users

Certificate Patrol

Your browser trusts many certification authorities and intermediate sub-authorities quietly, every time you enter an HTTPS web site. This add-on reveals when certificates are updated, so you can ensure it was a legitimate change.

Rated 4 out of 5 stars (74)
15,399 users

Myibidder Auction bid sniper for eBay ("Snipe it")

Add a Bid Sniper to eBay auctions. It's linked to (originally Auction bid sniper for eBay service website where you can snipe and monitor your auctions for free.

Rated 5 out of 5 stars (119)
15,261 users


Converts telephone numbers into clickable links for use with CTI applications, SIP clients, Skype, Netmeeting, snom phones, the AGFEO TK-Suite Client and SerVonic IXI-PCS.

Rated 4 out of 5 stars (52)
14,789 users

Add-on Update Checker

Adds Tools menu item to check Add-ons for updates. Includes toolbar icon.

Rated 4 out of 5 stars (52)
14,528 users

Quick Maps No Restart

Google Maps in just a second:
• Hover the mouse over an address on a website and Quick Maps displays a Google Map right next to it
• Mark any location name + right-click to look it up directly
• works for US, UK, Germany, Spain, France & many more

Rated 4 out of 5 stars (50)
14,184 users

Simple Timer

A timer/clock residing in the toolbar.

Rated 5 out of 5 stars (106)
13,557 users

Skip Cert Error

This Firefox extension enables skipping the SSL/TLS certificate error page, for specific configurable conditions, like self-signed cert or unknown issuer, by adding a temporary exception.

Rated 4 out of 5 stars (29)
13,417 users