IE AutoLogin 

IE AutoLogin is an Internet Explorer Web Password Manager that allows you to log into a website automatically using previously saved login info. Access from toolbar, context menu. Imports IE AutoComplete entries. Easy editing of login info.
autofill autologin save password submit forms automatically save passwords password managment software save web forms manage web forms edit web forms remember passwords fill online login forms automatically webform

IE AutoFill 

IE AutoFill is an Internet Explorer Form Filler extension that allows you easily save and fill Internet Web Forms. Its features are accessible from a toolbar, and HTML page context menu. The data is securely saved for later editing and filling.
autofill form filler password fill forms automatically save passwords save forms form filling software save web forms manage web forms edit web forms remember passwords fill online forms automatically webform