We just published 5.11.0.Final, the first stable release for the 5.11 branch. This release mainly includes an upgrade to Hibernate ORM 5.4.0.Final.
If you tried out the CR1, know that this release only adds an upgrade to Hibernate ORM 5.4.0.Final (from 5.4.0.CR2).
Here are some notable changes since Hibernate Search 5.10.5.Final:
For a full list of changes since 5.10.5.Final, please see this list of tickets on our JIRA instance.
All details are available and up to date on the dedicated page on hibernate.org.