SIXTH SENSE is a project developed by an Indian Phd student Pranav Mistry and he is from Gujurat.He is a Research Assistant and PhD candidate at the MIT Media Lab Cambridge,USA.
To know more about PRANAV and what actually the "sixth sense" is check out the links
For information check out the links..............
http://code.google.com/p/sixthsense/To know about the Hardware components required check the link below
To download the software
This runs on windows platform and majority of the code is written in C++ and C#(.NET)
To execute this u need Microsoft VisualStudio .
you also need Directx which can be downloaded from Microsoft website.