AIMSpy is an application that parses and displays content from instant messaging systems using the local network. It is multi-threaded, uses BPF devices for network access, and includes fairly thorough support for the AIM chat protocol and rudimentary support for the Rendezvous (iChat) protocol.
Books stores, sorts, and searches a "virtual card catalog" for a personal library. It makes it simple to enter new books, edit the information of older books, and sort the books by attributes such as title and author. Books also includes built-in searching for quick book information retrieval, and XML support for importing and exporting collection information in HTML and XML.
Defaults Manager is an editor for the User Defaults preferences database on Mac OS X. It allows you to easily view, edit, delete, and backup preferences, and can be used to view and change the preferences in almost any application. It is useful for developers that want to make sure their preferences are being stored and changed correctly, and can be used to unlock features that previously required the use of Terminal.