MA2Vis has an internal structure by which can handle behaviour and hierarchical relation about objects. The following modules are not included in the base package because not all the user will need them.

• smIk: Inverse Kinematic that will be added to the Direct Kinematic (bundle with the base software)
• smCD: Collision detection
• smMeasure: automatic object measurer
• smIField: field influence 3D graphic representation