Use RabbitMQ to communicate between your Micronaut applications.
Use RabbitMQ RPC to use request-reply pattern in your Micronaut applications.
Use Kafka to communicate between your Micronaut applications.
Learn how to use Mosquitto as an MQTT broker, create a Micronaut CLI application and publish an MQTT topic, and subscribe to the MQTT topic in a different Micronaut Messaging application.
Learn how to use Oracle sessionless transactions with Micronaut Data and Kafka.
Oracle Cloud
Use Oracle Cloud Streaming to communicate between your Micronaut applications.
Amazon Web Services
Learn how to connect JMS Application to an AWS SQS Queue