We just published 5.11.0.CR1, the first candidate release for the 5.11 branch. This release mainly includes an upgrade to Hibernate ORM 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 the release notes.
All details are available and up to date on the dedicated page on hibernate.org.