As mentioned Muvizu is one of a kind within this field as it offered actual 3D scenes, characters, and props. You can also import your own 3D elements into a scene. Motion tracking is easy, 3D camera operation, lip-syncing, and many more features. You don't have to be an animator to build your first scene in minutes.
SmartSystemMenu - SmartSystemMenu extends system menu of all windows in the system
Plotagon - This app, Plotagon. is very fun. Creative and lets me express my ideas and all of my desiors!
RBTray - Allows almost any program to be minimized to the system tray by right clicking its minimize button.
MocapX - Facial Motion capture app Maya and iPhone. With the MocapX animator, you can easily use the iPhone camera to animate characters in real time directly in Maya. MocapX tools enable you to use any custom or production rig as well as any Maya feature.
DeskPins - DeskPins can be used to make any application topmost, that is, to keep it above all other windows.
FaceRig - FaceRig is a program that aims to enable anyone with a webcam to digitally embody awesome...