After a year or documenting all kinds of visually stunning interactive displays, I've noticed that over time, the technical sophistication and level of creativity becomes more and more refined. Take for example Party in the City, a gorgeous use of colours and that increasingly become more vibrant as users motion towards the display. The users are able to to wipe clean the colours restoring the interactive images to its original state.
The good folks at Evoluce have released their own noncommercial NUI applications for use with Windows 7. The program sports easy to use and intuitive applications dealing exhibitions, education, digital signage and healthcare. The Evoluce SDK for Kinect is only available for Windows 7 but it comes with all the necessary drivers, an NUI API, documents and other resource materials. Evoluce uses the OpenNI framework with NITE. Developers can create their own noncommercial applications using C++ and C# using Visual Studio 10.