EntityDisplayInterface

class \Drupal\Core\Entity\EntityDisplayBase extends \Drupal\Core\Config\Entity\ConfigEntityBase implements \Drupal\Core\Entity\Display\EntityDisplayInterface
class \Drupal\Core\Entity\Entity\EntityFormDisplay extends \Drupal\Core\Entity\EntityDisplayBase implements \Drupal\Core\Entity\Display\EntityFormDisplayInterface
class \Drupal\Core\Entity\Entity\EntityViewDisplay extends \Drupal\Core\Entity\EntityDisplayBase implements \Drupal\Core\Entity\Display\EntityViewDisplayInterface
class \Drupal\field_layout\Entity\FieldLayoutEntityFormDisplay extends \Drupal\Core\Entity\Entity\EntityFormDisplay implements \Drupal\field_layout\Display\EntityDisplayWithLayoutInterface uses \Drupal\field_layout\Entity\FieldLayoutEntityDisplayTrait
class \Drupal\field_layout\Entity\FieldLayoutEntityViewDisplay extends \Drupal\Core\Entity\Entity\EntityViewDisplay implements \Drupal\field_layout\Display\EntityDisplayWithLayoutInterface uses \Drupal\field_layout\Entity\FieldLayoutEntityDisplayTrait
class \Drupal\layout_builder\Entity\LayoutBuilderEntityViewDisplay extends \Drupal\Core\Entity\Entity\EntityViewDisplay implements \Drupal\layout_builder\Entity\LayoutEntityDisplayInterface uses \Drupal\layout_builder\LayoutEntityHelperTrait, \Drupal\layout_builder\SectionListTrait