EMQX is an MQTT messaging platform for connecting devices and applications, and for moving and processing IoT business data in real time.
Alternatives to NSQ
CloudAMQP is a managed cloud hosting platform for LavinMQ and RabbitMQ messaging clusters.
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Apache ActiveMQ
Apache ActiveMQ is an open-source messaging and Integration Patterns server for self-hosted application messaging.
Free planOpen sourceWebAPILinuxmacOS7.5Free plan - 5
Apache RocketMQ
Apache RocketMQ is distributed middleware for asynchronous communication and publish/subscribe messaging.
Free planOpen sourceAPILinuxmacOSSelf-hosted7.5Free plan - 6
Faye
Faye is a free, open-source publish-subscribe messaging system built on the Bayeux protocol.
Free planOpen sourceWebAPILinuxmacOS7.5Free plan - 7
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 - 8

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 - 9

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 - 10

Amazon SQS
Amazon SQS is a managed cloud message queuing service for microservices, distributed systems, and serverless applications.
Free planWebAPI6.9Free plan - 11

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 - 12
HiveMQ MQTT Broker
HiveMQ MQTT Broker handles event-driven messaging between connected devices and enterprise systems.
Free planAPILinuxSelf-hostedWindows6.8From $299 a month - 13

IronMQ
IronMQ is a persistent message queue for communication between services and components in distributed applications.
Free planWebAPILinuxSelf-hosted6.8From $399 a month - 14
SocketCluster
SocketCluster is a server environment for building real-time applications over HTTP and WebSocket.
Free planAndroidiOSWebAPI6.8Free plan - 15

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 - 16
Eclipse Amlen
Eclipse Amlen is a self-hosted MQTT server for IoT and web messaging.
Free planAndroidiOSWebAPI6.7Free plan - 17
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 - 18
TIBCO FTL
TIBCO FTL is an application-to-application messaging system built for low latency and high performance.
Free planWebAPILinuxmacOS6.3Free plan - 19

Amazon MQ
Amazon MQ is a managed message broker service for Apache ActiveMQ and RabbitMQ.
Free planWebAPI6.2Free plan - 20
beanstalkd
Beanstalkd is a free, self-hosted work queue for running time-consuming tasks asynchronously.
Free planLinuxmacOSSelf-hosted6.2Free plan - 21

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


