Synopsis # RabbitMQ is a message broker that implements the AMQP (Advanced Message Queuing Protocol). It is used to decouple services and distribute tasks using queues, topics, and publish-subscribe mechanisms. RabbitMQ supports persistent queues, acknowledgements, clustering, TLS encryption, and various plugins including web-based management. RabbitMQ is available on OpenBSD via the packages system. It runs on top of the Erlang runtime and communicates over TCP (AMQP by default on port 5672,...