UI Components / Drawer
In your Backendless App, go to the Marketplace -> User Interface tab and install the Drawer componentInstall the component to the UI Container of your choice

Drawer

Drawer is a component for Backendless UI Builder that
allows the user to open a panel that is overlaid on top of a page
and slides in from the edge of the screen.

Customizations include control label, placement, size and visibility options.

UI Components / Drawer