CKEditor Description List https://www.drupal.org/project/ckeditor_descriptionlist Provides CKEditor description elements (dl, dd, dt) plugin.
CKEditor Templates UI https://www.drupal.org/project/ckeditor_templates_ui Config pages for CKEditor Templates.
CKEditor https://www.drupal.org/project/ckeditor CKEditor 4. Use this on Drupal 10 for backwards compatibility.