Augmented reality has been around for quite some time but now that it is available for the Flash Platform (and thus available to just about everyone) it is really booming. I was recently looking for some AR examples and came across some really cool applications. I hope these will give you a bit of an idea of the immense possibilities this technology has. It’s not even that difficult to build. Check out Lee Brimelow’s tutorial video and you’ll be building applications like this in no time. The power of the Flash Platform part 2: Augmented reality | Serg
Playviz - Playviz
The SharedSpace project has culminated in two related technologies, the ARToolKit and the Magic Book. Each of these technologies has its own web page, and the ARToolKit has an associated mailing list. HITLab Projects : Shared Space
ARToolKit is a software library for building Augmented Reality (AR) applications.
Atomic AR Authoring Tool
Goblin XNA Introduction Goblin XNA is a platform for research on 3D user interfaces, including mobile augmented reality and virtual reality, with an emphasis on games. It is written in C# and based on the Microsoft XNA platform.
John Mayer Augmented Reality
Augmented Reality Page