Firefox 3 using SQLite database to store all information of your website history, cookies and form history. Every websites you have visited, forms that you filled-in will be stored in their respective files.
To view these files or any files with SQLite format, use SQLite Manager, an add-on for Mozilla Firefox. The interface of the add-on is simple and not too complex. Just click the Open icon, and choose the SQLite file that you want to view.
With SQLite Manager, you can create and manage your databases easily. There is also a tab where you can execute SQL commands to do the alteration.
So, if you have a SQLite database to manage, don’t purchase any expensive SQLite database software or viewer. Just download the SQLite Manager and use directly from your Mozilla Firefox for free.