Here a few that I found from some fellow posters:
-Enable/Disable On-the-Go
-Show/Hide YouTube
-Show internal Apps (Shows/Hides apps put in the directory /Apple internal/Applications)
-Auto-Dim
-Fake Signal Bars
-all Summerboard Prefs
-a place to type in the name of a custom summerboard theme
That is not all though. You can also set it that when you tap the wireless network and battery icon, it shows how muc of a signal you have, and how much battery life you have left. IMO a worthy app
Here are some screenys:
