This is an image of Library panel. The top includes a search text field. The panel includes several sections: Custom, Containers, Controls, Menu, Miscellaneous, Shapes, Charts, and 3D. The Containers section is expanded to display the available JavaFX GUI containers, such as the Accordion, Anchor Pane, Border Pane, Flow Pane, Grid Pane, HBox. The rest of the sections are collapsed.