Alternatives to EMQX
EMQX is an MQTT platform for real-time IoT data: it combines publish/subscribe messaging with durable queuing, and its SQL-based Rule Engine and visual Flow Designer can filter, transform, enrich, and route data. It supports MQTT alongside protocols such as CoAP, STOMP, and LwM2M, and lists more than 50 native integrations. Deployment options include Docker, Kubernetes, and installation packages, with API, Linux, macOS, self-hosted, and web support. The free Serverless plan…
CloudAMQP is a managed cloud hosting platform for LavinMQ and RabbitMQ messaging clusters.
Apache ActiveMQ is an open-source messaging and Integration Patterns server for self-hosted application messaging.
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Apache RocketMQ
Apache RocketMQ is distributed middleware for asynchronous communication and publish/subscribe messaging.
Free planOpen sourceAPILinuxmacOSSelf-hosted7.5Free plan - 5
Faye
Faye is a free, open-source publish-subscribe messaging system built on the Bayeux protocol.
Free planOpen sourceWebAPILinuxmacOS7.5Free plan - 6
Lightstreamer
Lightstreamer is an event broker for delivering real-time data to web and mobile applications, with support for proxies, firewalls, disconnections, and network congestion.
Free planAndroidiOSWebAPI7.1Free plan - 7

Solace PubSub+ Event Broker
Solace PubSub+ Event Broker moves information among applications, AI agents, and devices across cloud, on-premises, and edge environments.
Free planWebAPILinuxSelf-hosted7.1Free plan - 8

Amazon SNS
Amazon SNS is a managed publish-and-subscribe service for sending messages between applications and to people.
Free planWebAPI6.9From $0.06 a month - 9

Amazon SQS
Amazon SQS is a managed cloud message queuing service for microservices, distributed systems, and serverless applications.
Free planWebAPI6.9Free plan - 10

Google Cloud Pub/Sub
Google Cloud Pub/Sub is a cloud messaging service for passing messages between services that produce and process them.
Free planWebAPI6.9$40 usage-based - 11
HiveMQ MQTT Broker
HiveMQ MQTT Broker handles event-driven messaging between connected devices and enterprise systems.
Free planAPILinuxSelf-hostedWindows6.8From $299 a month - 12

IronMQ
IronMQ is a persistent message queue for communication between services and components in distributed applications.
Free planWebAPILinuxSelf-hosted6.8From $399 a month - 13
SocketCluster
SocketCluster is a server environment for building real-time applications over HTTP and WebSocket.
Free planAndroidiOSWebAPI6.8Free plan - 14

Upstash QStash
Upstash QStash is a cloud-based serverless messaging and scheduling service that sits between an application and an API.
Free planWebAPI6.8From $180 a month - 15
Eclipse Amlen
Eclipse Amlen is a self-hosted MQTT server for IoT and web messaging.
Free planAndroidiOSWebAPI6.7Free plan - 16
Apache Qpid Broker-J
Apache Qpid Broker-J is a Java message broker for storing, routing, and forwarding messages over AMQP.
Free planAPILinuxmacOSSelf-hosted6.3Free plan - 17
TIBCO FTL
TIBCO FTL is an application-to-application messaging system built for low latency and high performance.
Free planWebAPILinuxmacOS6.3Free plan - 18

Amazon MQ
Amazon MQ is a managed message broker service for Apache ActiveMQ and RabbitMQ.
Free planWebAPI6.2Free plan - 19
beanstalkd
Beanstalkd is a free, self-hosted work queue for running time-consuming tasks asynchronously.
Free planLinuxmacOSSelf-hosted6.2Free plan - 20

NanoMQ
NanoMQ is a free, open-source MQTT broker for IoT edge devices and MECs.
Free planLinuxSelf-hostedWindows6.2Free plan - 21

NSQ
NSQ is a free, open-source real-time distributed messaging platform for streaming and job-oriented workloads.
WebAPILinuxmacOS6.2 - 22
ZeroMQ
ZeroMQ is a free, open-source asynchronous messaging library for developers building distributed or concurrent applications.
Free planLinuxmacOSSelf-hostedWindows6.2Free plan - 23

Apache Artemis
Apache Artemis is a self-hosted, multi-protocol message broker for messaging applications.
Free planAPILinuxmacOSSelf-hosted6.1Free plan - 24

Eclipse Mosquitto
Eclipse Mosquitto is a free, open-source message broker for MQTT 5.0, 3.1.1, and 3.1.
Free planLinuxmacOSSelf-hostedWindows6.1Free plan - 25
Apache Kafka
Free planAPISelf-hosted6.0Free plan - 26

Azure App Service
Free planWebLinuxWindows6.0Free plan - 27
JORAM
JORAM is free, open-source Java software that implements the JMS API as distributed message-oriented middleware.
Free planAPILinuxSelf-hostedWindows6.0Free plan - 28
NATS
NATS is a free, open-source messaging system for building distributed systems across clouds and user-defined edge environments.
Free planAPILinuxSelf-hosted6.0Free plan - 29

IBM MQ
WebLinuxmacOSWindows5.9From $312 a month - 30
Mochi MQTT
Free planAPILinuxSelf-hosted5.9Free plan


