| AreaNode | This class handles setting up a game area | 
| BackgroundNode | |
| Xml::Document | Xml Document | 
| Xml::Element | Xml Element | 
| EventInterpreter | Uses lua to parse event files, to take relevent action | 
| Exit | Often i need to print an error and exit | 
| Image | An image wrapper class | 
| Node | Base abstract 'Node' framework class | 
| Xml::NoDocument | This struct is thrown when Xml::Document tries to load a non existant document | 
| Scene | |
| Screen | |
| Signal | Signal message class | 
| StartUpResourceNode | Called once, on program startup explicitly | 
| World | Application's Communication Server System | 
 1.3.8