Lets you sync your data and preferences (such as your bookmarks, history, passwords, open tabs and installed add-ons) across all your devices. It's free to use.
- - Firefox Sync is the most popular Windows, Mac, Linux & Self-Hosted alternative to Siphon.
- - Firefox Sync is the most popular Open Source & free alternative to Siphon.
MozBackup is a simple utility for creating backups of Mozilla Firefox, Mozilla Thunderbird, Mozilla Sunbird, Flock, SeaMonkey, Mozilla Suite, Spicebird, Songbird and Netscape profiles.Discontinued
The program is no longer updated. Last version, 1.5.2 Beta 1, released on May 6th, 2012, can be still downloaded from the official website.
Hekasoft Backup & Restore is an all-in-one solution to manage your browser data and settings. Backup your favorite browser’s settings in a single file that you can store on external drive or CD-ROM and use it to restore the profile.
Batckup Firefox is a small and very easy to use command line utility that will automatically backup all your Firefox profiles to your desktop.