This Menu Item Types Add-on adds the possibility of adding action in your navigation menus. This plugin extend Menu Item Types.
Use your custom action
/**
* The executed hook will be prefixed with : mitypes_action_ .
* To run my_custom_action_name, you need write :
*/
add_action( 'mitypes_action_my_custom_action_name', 'my_callable_function', 10, 2 );
function my_callable_function( $args, $item ){
echo 'hello world' ;
}