Liferay Self-Hosted deployments can update their Elastic stack to this version. For Liferay PaaS projects a new Elasticsearch image will be provided under Liferay Cloud’s Docker Hub account.
Release Notes
Generally Available (aka OOTB)
Deployments can operate their stack using the latest available, secure and stable version of OpenSearch 2.
Requires to install Liferay Connector to OpenSearch 2.
Liferay Tomcat Bundles and Docker Images ship with Elasticsearch 8.18 as the sidecar search engine.
Benefits
The Elasticsearch server runtime included in Liferay DXP Tomcat Bundles and Docker Images (aka. Sidecar Elasticsearch, located under [Liferay-Home]/elasticsearch-sidecar) is provided as a convenience for local development and testing only. It is neither suitable nor supported for production.
Instead, configure Liferay to connect to Elasticsearch as a self-managed, standalone server or cluster of server nodes.
Generally Available (aka OOTB)
Collections with Blueprints (FF: LPS-129412) available as 
Addressing prior limitations, custom cell renderers created with Client Extensions now provide full row data access. This empowers developers with expanded options and greater flexibility for their implementations so they can create a renderer for a cell and include data from all the row mixing the contents. For example, you can create a cell to calculate the volume of a furniture good based on the different dimensions fields.
Benefits
Expand developer capabilities to create more powerful Client Extensions for Data Set Cell Renderers
Release Flag (opt-in)
The Data Set has a revamped experience in terms of selection that also provides a quicker way to contextualize the user interaction.
When facing any of the visualizations (table, card, row) the user can click on the item body to perform single selection. This enhances rapid selection and better interaction.
Benefits
More modern selection pattern that follows industry trends
Clearer states for the user to distinguish when an item is:
Selected (active)
Hovered
Both at the same time
Release Flag (opt-in)
With this release, the Liferay DXP is now built with the modern, cloud native technology provided by the Jakarta EE 10 platform. The legacy Java EE platform will no longer be supported on this and future releases, allowing Liferay DXP to continue to evolve and build innovative solutions to meet your business needs.
Benefits
Liferay DXP now certified on Jakarta-based application servers: Tomcat 10.1, Jboss EAP 8.0, and Wildfly 30. This also provides support for newer specifications such as Portlet 4.0, Servlet 6.0, and Spring Framework 6.0. The update paves the way for faster feature development and rapid security fixes available in the modern Java enterprise ecosystem.
Generally Available (aka OOTB)
The Beta feature to migrate databases to PostgreSQL has been updated to support all supported database types. PostgreSQL is the Liferay recommended database server, especially for PaaS and SaaS users and Liferay provides this tool to simplify the migration.
Benefits
Users on MariaDB, SQL Server, Oracle DB, and IBM DB2 are now able to migrate their database to PostgreSQL. The tool was previously limited to users on MySQL. Now all users have access to the DXP and Cloud performance benefits of using PostgreSQL.