If you’d like to backup browser information, then FavBackup is what you are looking for. FavBackup enables you to backup and restore various other browser settings such as browser favorites, history, search providers, session data, toolbar settings, cookies, saved form data and more. Supported browsers are Internet Explorer, Firefox, Google, Chrome, Opera, Safari and Flock and backup options will vary based on each browser’s available features. With a single click the full backup options can be chosen to backups all settings available or the specific items you want to backup can be selected.
You can convert Opera 10 profiles using FavBackup in a case where you are upgrading your computer’s operating system or moving your browser to another computer or system drive. A feature you will definitely like is making backups of your Firefox and Chrome extensions as well as Opera widgets. There is no installation required because it is a standalone application.