org.apache.abdera2.ext.thread.ThreadExtensionFactory
org.apache.abdera2.ext.features.FeaturesExtensionFactory
org.apache.abdera2.ext.tombstones.TombstonesExtensionFactory
org.apache.abdera2.ext.media.MediaExtensionFactory
org.apache.abdera2.ext.opensearch.model.OpenSearchExtensionFactory
org.apache.abdera2.ext.sharing.SharingExtensionFactory
org.apache.abdera2.ext.rss.RssExtensionFactory