Install homebrew with the following command
/usr/bin/ruby -e "$(curl -fsSL https://raw.github.com/gist/323731)"
Make sure homebrew is up to date with
sudo brew update
Change directory to your brew home folder with
cd /usr/local/Library/Formula curl --insecure -O "https://raw.github.com/OpenKinect/libfreenect/master/platform/osx/homebrew/libfreenect.rb" curl --insecure -O "https://raw.github.com/OpenKinect/libfreenect/master/platform/osx/homebrew/libusb-freenect.rb" brew install libfreenect glview