Skip to content
SPECIFICTION
Get listed

Developer Tools

Best Message Broker Software in 2026

If messages move between services in your system, broker details such as supported protocols and deployment model can shape which options merit a closer look. The entries are ranked, with RabbitMQ, Google Cloud Pub/Sub and Apache Artemis among those shown first.

  1. 01 CloudAMQP

    CloudAMQP suits teams from individual hobby developers and startups to enterprise businesses that need managed messaging clusters.

    From $19/mo Free plan Web · macOS · Linux · API
    9.2 Visit Specs
  2. 02 EMQX

    EMQX suits teams building IoT messaging systems that need MQTT connectivity, data processing, and deployment choices.

    From $234/mo Free plan Open source Web · macOS · Linux · API
    9.1 Visit Specs
  3. 03 Apache ActiveMQ

    It suits teams building self-hosted messaging between applications, particularly those needing several protocols, client languages, or JMS options.

    Free plan Open source Web · Windows · macOS · Linux
    9.0 Visit Specs
  4. 04 Apache RocketMQ

    RocketMQ suits teams that need asynchronous messaging, system decoupling, or load shifting between services.

    Free plan Open source Windows · macOS · Linux · API
    8.9 Visit Specs
  5. 05 Amazon SQS

    SQS suits organizations building microservices, distributed systems, or serverless applications, including startups, enterprises, nonprofits, and governments.

    Free plan Web · API
    8.7 Visit Specs
  6. 06 Faye

    Faye suits developers building Bayeux-based messaging between servers and browser clients.

    Free plan Open source Web · Windows · macOS · Linux
    8.7 Visit Specs
  7. 07 Amazon SNS

    It suits teams needing cloud messaging between applications or notification delivery to people across SMS, mobile push, and email.

    From $0.06/mo Free plan Web · API
    8.5 Visit Specs
  8. 08 RabbitMQ

    RabbitMQ suits teams building application messaging or streaming systems that need deployment across cloud, on-premises, or container environments.

    Free plan Open source Web · Windows · macOS · Linux
    8.4 Visit Specs
  9. 09 HiveMQ MQTT Broker

    It suits teams connecting devices to enterprise systems, particularly for large-scale IoT and enterprise operations.

    From $299/mo Free plan Windows · Linux · API · Self-hosted
    8.3 Visit Specs
  10. 10 Apache Qpid Broker-J

    Broker-J suits developers and operators needing a self-hosted Java AMQP broker across Windows, UNIX, Linux or macOS environments.

    Free plan Windows · macOS · Linux · API
    8.2 Visit Specs
  11. 11 Google Cloud Pub/Sub

    Pub/Sub suits teams connecting backend services, analytics, integration pipelines, or task queues.

    From $40/mo Free plan Web · API
    8.2 Visit Specs
  12. 12 IronMQ

    IronMQ suits teams connecting services in distributed applications, with shared, dedicated, and on-premise deployment options.

    From $399/mo Free plan Web · Linux · API · Self-hosted
    8.2 Visit Specs
  13. 13 Solace PubSub+ Event Broker

    The broker is aimed at enterprises with demanding messaging and streaming needs, including those connecting applications, customers, partners, and devices across environments.

    Free plan Web · Linux · API · Self-hosted
    8.2 Visit Specs
  14. 14 Aedes
    Free plan API · Self-hosted
    8.1 Visit Specs
  15. 15 Apache Artemis
    Free plan Windows · macOS · Linux · API
    8.1 Visit Specs
  16. 16 Eclipse Amlen

    Amlen suits teams building IoT or web messaging systems around MQTT or JMS, including those needing custom protocol plug-ins.

    Free plan Web · Linux · iOS · Android
    8.1 Visit Specs
  17. 17 Amazon MQ

    It suits teams needing managed ActiveMQ or RabbitMQ brokers, especially migrations from on-premises systems or messaging between cloud components.

    Free plan Web · API
    8.0 Visit Specs
  18. 18 beanstalkd
    Free plan macOS · Linux · Self-hosted
    7.9 Visit Specs
  19. 19 Eclipse Mosquitto

    Mosquitto suits developers and operators building IoT messaging systems who want a broker that can run from low-power devices to full servers.

    Free plan Windows · macOS · Linux · Self-hosted
    7.9 Visit Specs
  20. 20 Lightstreamer

    Lightstreamer is intended for teams building business-critical real-time applications in areas such as finance, gaming, aerospace, logistics, and media.

    Free plan Web · Windows · macOS · Linux
    7.9 Visit Specs
  21. 21 Apache Kafka

    Kafka suits teams building event-driven pipelines, streaming analytics, integrations, or mission-critical applications that can self-host it.

    Free plan API · Self-hosted
    7.8 Visit Specs
  22. 22 JORAM
    Free plan Windows · Linux · API · Self-hosted
    7.8 Visit Specs
  23. 23 KubeMQ
    Free trial Web · Linux · API · Self-hosted
    7.6 Visit Specs
  24. 24 Mochi MQTT
    Free plan Linux · API · Self-hosted
    7.6 Visit Specs
  25. 25 SocketCluster
    Free plan Web · Linux · iOS · Android
    7.6 Visit Specs
How this list is ordered. Specifiction scores each tool on how fully its maker documents it, whether its prices are published, where the research puts it, the platforms it runs on and whether it can be tried for free (how we rank). Makers can also buy a numbered place (how Specifiction is paid for).

Compare delivery and ordering guarantees alongside dead-letter queue support, then check maximum message size against the messages you expect to handle. Free plans and paid starting prices add cost context, while the deployment options help frame where a broker can run. These specifications give you practical dimensions for weighing the brokers against the way your applications exchange data.

Compare CloudAMQP and EMQX Get a place on this list

More in Developer ToolsThe whole topic →