This widget is an enhanced version of the standard meta widget for the sidebar.
The link in the admin area's sidebar. It's accessible only to those users who can manage-options.
The heading of the settings page with the option to enable/disable the visualization of the Gravatar image.
The two heading options, here you can set a message to welcome your users, both when they are logged in or not.
The custom link area with two custom links set. Notice the tips in the description which will help you use it at its best.
The widget on the front page of the site, displayed in the footer of the standard twentyeleven theme with no customization. Here the user is logged in and has two custom links.
The same widget but showing only the "login" and "forgot password" links since the user is not logged in and registration is not allowed.
Here's the widget on the front site, the user has not logged in and registration of new users is allowed.