This is a quick overview of the Btrace Addon for Blender 2.62. Btrace is a tool developed originally to aid in motion graphic projects. It has similar features to the mograph tool Cinema 4d Trace.
It basically creates curve objects from various scenarios inside of Blender, with additional tools for animation.
More information is available at the thread here: http://blenderartists.org/forum/showthread.php?214872-AddOn-bTrace-1.1-updated-03-21-12