v2.20 - Federations
One of the main new features of version 2.20 is probably the Federation Event Handler.
It lets you forward authentication requests to sibling privacyIDEA instances.
This is interesting for wide spread organizations or enterprises.
Adding OCRA and DisplayTAN improves the use of privacyIDEA for online banking setups.
Read the Changelog for the complete list of features, enhancements and fixes.