Asus have an alternative to Kinect One and Playstation 4 cameras:
Also for mobile devices especially iPAD
While the Structure Sensor has been carefully designed to work exceptionally well with iOS devices, it has also been designed to work with a wide range of other devices and platforms, including Android devices, and Windows, OS X and Android laptop and desktop PCs.
To use the Structure Sensor with any of these alternative platforms, you will need the USB Hacker Cable as well as OpenNI 2 drivers, which can be downloaded on our OpenNI 2 page. More information on using the Structure Sensor with OpenNI 2 drivers can be found in the Structure Sensor and SDK Forums
OpenNI, not sure if it is actively developed. Refer: http://en.wikipedia.org/wiki/OpenNI
After the acquisition of PrimeSense by Apple, it was announced that the website OpenNI.org would be shut down on April 23, 2014. Immediately after the shutdown, organizations that used OpenNI subsequently preserved documentation and binaries for future use, such as the page at Structure.io