Everything has moved to the Google Code project, with discussion in the Google group.
This wiki is being phased out, and replaced a series of instructables, starting with this one.
Structured light 3D scanning is about determining the 3D structure of a scene based on the distortion of the projected pattern. You might have seen it used for capturing Thom Yorke's face in the "House of Cards" music video. Wikipedia has more info.
Techniques Algorithms, academic research, and hardware involved in structured light scanning.
Implementations Software that implements structured light scanning.
Hardware Cameras and projectors used for structured light scanning.
Discussion Talk about structured light scanning.