| RBAttributesPanel | This is Ribs version of the AttributesPanel | 
| RBInspectorPanel | This class manages the inspector panel. | 
| RBKeysPanel | This class shows the current set of keys relative to the current editor selection in a browser and lets users
 drag and drop them to the editor. | 
| RibsGallery | A gallery panel for ribs Swing components. | 
| RibsGeneral |  | 
| RibsGeneral.CallbackFocusListener | FocusListener implementation to add nice editing behavior to CallbackText. | 
| RibsPlacement | This class provides Swing GUI editing for the currently selected shapes location and size. |