Version 0.1.0 of XEP-0497 (Pubsub Extended Subscriptions) has been released. Abstract: This specification extends the XMPP PubSub protocol by introducing mechanisms for users to subscribe to an entire node hierarchy or to receive notifications on node metadata updates. Changelog: Promoted to Experimental (XEP Editor: dg) URL: https://xmpp.org/extensions/xep-0497.html Note: The information in the XEP list at https://xmpp.org/extensions/ is updated by a separate automated process and may be stale at the time this email is sent. The XEP documents linked herein are up-to- date.