
Tom Krcha : “The good news is that you can actually accelerate 2D graphics as well by rendering them on a stage3D instead of on the stage (DisplayList). It’s a little bit tricky, but definitely possible.”
http://www.flashrealtime.com/m2d/
Great List of Demos for the new Molehill in FlashPlayer 11:
http://blog.theflashblog.com/?p=2607
Thanks to

Lee Brimelow
This is a good start to beginn with AR in Flash!

what is this?
FLARManager is a lightweight framework that makes it easier to build augmented reality applications for Flash. It is compatible with a variety of tracking libraries and 3D frameworks (listed below), and provides a more robust event-based system for managing marker addition, update, and removal. It supports detection and management of multiple patterns, and multiple markers of a given pattern.
Supported tracking libraries include:
Supported 3D frameworks include:
Please note, FLARManager does not yet provide compatibility between flare* and Away3D/Lite, Sandy3D, or Alternativa3D.
where can i get it?
http://words.transmote.com/wp/flarmanager/