Spring Magic in MotionBuilder is a script tool that create dynamic bone chain animation in motionbuilder, it has exactly same function with Maya one, with collision for sure.
SkinTools Tutorials
Spring Magic 3.1 New Features
SkinTools Download
SkinTools is a scripts for Autodesk Maya, which can greatly improve the working pipeline for 3D animator.
Latest Version: 3.0
Important: this script had seperated into Skin Magic and Spring Magic, I’ll not keep mantain SkinTools anymore. Plz download those scripts as replacement.
Download skinTools ( Removed )