* Brand new configuration interface with full undo support, backup and restore functionality, powerful editing, searching and filtering capabilities, disabling of rules, text notes, and more.
* New redesigned connection alert with simplified keyboard control.
* Network Monitor for visualizing network activity in real-time
* Much improved traffic filtering
* "via" rules for applications communicating via Unix tools
* DNS based rules
* IPv6 support
* Improved support for full screen applications
* German Localization
* Mac OS X 10.5 Leopard compatibility