Top Flutter Menu packages Menu is a GUI element that displays a list of options as a list, grid, or drop-down menu. It appears when a user taps an interactive UI element such as an icon, button, action, or content, such as selected items or text. Now the user can choose an option to perform further action from the list of options. The complete list of Flutter packages that can be used to add a Menu, Popup Menu, Popover or Floating Menu in your Flutter app is provided below.