| Name | Type | Package | Detail |
| Composite | Class | gwt.user.client.ui | Detail |
| CompositeCell | Class | gwt.cell.client | Detail |
| CompositeEditor | Interface | gwt.editor.client | Detail |
| CompositeRole | Interface | gwt.aria.client | Detail |
| ResizeComposite | Class | gwt.user.client.ui | Detail |
