AutoFormer loads saved data in forms.
Loading is automatic, saving is manual (2 mouse click).

AutoFormer is a Firefox addon to fill web forms of your personal frequent use.
Once entered data could be saved as a template and next time all data will be loaded into forms automatically. Also if you want enter some other information in the same form you can right click a form field to call a context menu and select "AutoFormer→Save all fields" to save as an another template. It supports profiles to store different data sets.

In 0.1 - 0.4.3 addon versions all saved data has been stored in the site cookies.
From 0.44 version all stored data are removing from cookies to Firefox DOM Storage (window.localStorage).