This page documents how to get started using OpenKinect.
The libraries are very much in flux and this won't be the final process. This also means these instructions might be out of date with the latest commits.
arne_ has provided deb and rpm packages for the "new-api" branch of libfreenect here: http://livingplace.informatik.haw-hamburg.de/blog/?p=228
still need instructions for manually building under linux
Instructions: someone verify http://www.spoofscript.com/blog/?p=327