Get Layouts, Dislike Button, Music Player, and More for your FB! New features added weekly!
Receive warnings about risky Web sites that try to scam visitors, deliver malware, or send spam.
Sync Firefox bookmarks, history, tabs, passwords across all your devices.
Get alerts while you're shopping online so you never forget your cash back or coupons ever again.
Detect trackers and control their ability to view your online behavior.
Group and save tabs, built-in RSS Reader and Curation Folders.
Enable Web applications to work offline.
