hi Nirjas Kafka 3.9.1 supports JDK 21[0]. Sorry about the outdated website. I have filed KAFKA-19751 to trace it. Thanks for the report!!
[0] https://github.com/apache/kafka/commit/99e6f12dd09952fccde8f4826b65cadab332c2dc Best, Chia-Ping On 2025/09/08 06:11:07 Nirjas Jakilim wrote: > Hi the doc here https://kafka.apache.org/39/documentation.html#java didn't > mention jdk21 but 3.9.1 does support jdk21. Also, the official docker image > here uses jdk21 for kafka 3.9.1 > https://hub.docker.com/layers/apache/kafka/3.9.1/images/sha256-5862db4a63a6dd7d46fd14771b10a1b39e069c2c47f17d8e4640f960720a0ead > > so can you please verify if jdk21 is supported on kafka 3.9.1 or not? If > yes is it possible to update the doc mentioning jdk21? > Thanks > Regards, > Nirjas >
