1. Sprite
   1. FlexSprite
      1. UIComponent
         1. Container
            1. LayoutContainer
            2. Application
            3. WindowedApplication
            4. Module
            5. Window
            6. Application
            7. WindowedApplication
            8. Accordion
            9. Box
            10. ControlBar
            11. ApplicationControlBar
            12. HBox
            13. GridRow
            14. GridItem
            15. VBox
            16. ModuleLoader
            17. NavBar
            18. ButtonBar
            19. ToggleButtonBar
            20. LinkBar
            21. DividedBox
            22. HDividedBox
            23. VDividedBox
            24. Grid
            25. Canvas
            26. Form
            27. FormItem
            28. Panel
            29. Alert
            30. RichTextEditor
            31. TitleWindow
            32. Tile
            33. Legend
            34. ViewStack
            35. TabNavigator
         2. Button
            1. CheckBox
         3. SkinnableComponent
2. mx
3. spark