I’ve found a couple helpful links for folks looking to develop with Kinect.
First Understanding what’s happening with the sensors:
This site does an excellent job explaining how the Kinect calculates depth.
Second the SDK:
This is the home page for all things Kinect Dev.
I would recommend scrolling down to the support page at the bottom of this site. The FAQ is a great start.
The Kinect Community Forums are great
OpenKinect is another active and resource rich community
Please let me know if you have any other resources to share!
I’d love to see your hack as well!