Ever wanted to use a Wii Remote, pheraps a Multitouch surface or the Microsoft Kinect to control your application/game even if web based? If so, then MonoMIG (Multi Input Gateway) is what you are looking for!
XAGE, the eXtensible Adventure Game Engine, is intended to be an engine capable of creating and running Sierra-like adventure games. Furthermore, it is the intention to make the engine extensible so that more complex game types can be created as well.