- a built-in advanced WorldCat search
- a "Something to Read" panel that displays books recently added to other users' WorldCat lists
- a panel where the user can invite other Facebook friends to install the WorldCat application
On a user's Facebook profile page, the application adds a custom Facebook "box" with basic WorldCat search. The profile's owner can expand or collapse the box's visibility, and reposition it to a preferred location by dragging its title bar.