This minor release of Helidon contains important bugfixes and enhancements and is recommended for all users of Helidon 4.
This release is API compatible with 4.2 with the exception of a change to the builder API that we believe is rarely used. See the CHANGELOG for details.
A minimum of Java 21 is required to use Helidon 4. Java 25 is recommended.
NOTABLE CHANGES
Helidon 4.3.0 introduces these new preview features (as preview features these APIs are subject to change):
- Helidon Declarative for HTTP, Fault Tolerance and Scheduling
- Helidon Data
- LC4J 1.5.0 support with additional providers
- JSON-RPC support
- Eureka Discovery support
- JSON Schema support (incubating)
For a list of all changes please see the Helidon 4.3.0 CHANGELOG.