All classes that implement ItemInterface in Feeds 8.3
- class \Drupal\feeds\Feeds\Item\BaseItem implements ItemInterface
- class \Drupal\feeds\Feeds\Item\DynamicItem implements ItemInterface
- class \Drupal\feeds\Feeds\Item\OpmlItem
- class \Drupal\feeds\Feeds\Item\SitemapItem
- class \Drupal\feeds\Feeds\Item\SyndicationItem