A software that is used in Post Production to composit scenes in a film and for adding Motion Graphics, special effects and color correction.
This software uses a Layer based interface for compositing and visual effects. Examples of Layer based Software are Adobe After Effects, Sony Vegas Pro, Apple Motion and the now discontinued Autodesk Combustion.
This software uses a Node based interface for compositing and visual effects. Examples of Node based software are Autodesk Flame, Autodesk Toxik now sold as Maya Composite, Eyeon Fusion, Foundry Nuke, Blender (software) and the now discontinued Apple Shake.