EMQX and VerneMQ are both scalable MQTT brokers with clustering capabilities. VerneMQ emphasizes simplicity and operational ease, while EMQX focuses on extensive integrations and enterprise features.
VerneMQ (MQTT-focused) and RabbitMQ (AMQP-focused) are both message brokers built on Erlang. VerneMQ offers better network failure handling for MQTT workloads, while RabbitMQ supports multiple protocols including MQTT via plugin.
VerneMQ and HiveMQ are both enterprise-ready MQTT brokers. VerneMQ is open source (Apache 2.0) with documented failure modes, while HiveMQ offers proprietary enterprise features. Both support clustering and high availability.
VerneMQ and Mosquitto are both open-source MQTT brokers. VerneMQ offers distributed clustering and better network partition handling, while Mosquitto is lightweight and simpler for single-node deployments.