Display international weather from AccuWeather.com via Firefox.
Remove Timeline from Facebook with this Firefox add-on.
Open your favorite sites by using keyboard shortcuts.
Receive warnings about risky Web sites that try to scam visitors, deliver malware, or send spam.
Make screenshots of any selected area and quick save them locally or upload to server.
View preview images of Web sites in Google, Bing, and Yahoo search results.
Keep track of multiple email accounts.
Replace your blank tabs in Firefox with thumbnails of your favorite sites.
View all your open tabs and windows in Firefox.
Protect your computer from Java vulnerabilities while surfing with Firefox.