HiveMQ Enterprise MQTT Broker

The HiveMQ Enterprise MQTT Broker is built for scalable, reliable, and secure IoT/IIoT messaging.

MQTT Compliance

The HiveMQ broker fully implements the MQTT protocol (the industry standard for IoT messaging and data exchange) and is 100% Sparkplug compatible.

This complete compliance with the official MQTT specification ensures your devices connect reliably, regardless of client library, hardware, or firmware version.

Supported MQTT versions

HiveMQ supports all MQTT versions and implements all MQTT features for single node and clustered deployments.

New to MQTT?

We have created a collection of resources to help you understand the lightweight and efficient MQTT messaging protocol and its role in IoT communication:
Browse through our frequently asked question about MQTT for quick insights.
Explore our highly acclaimedhttps://www.hivemq.com/mqtt/[MQTT Essentials series^] to gain a solid foundation for working with HiveMQ and the MQTT ecosystem. Each article breaks down the fundamentals of MQTT, from connection management to message reliability:

  1. An introduction to MQTT

  2. Publish & Subscribe Basics

  3. Client, Broker, and Connection Establishment

  4. Publish, Subscribe & Unsubscribe

  5. Topics & Best Practices

  6. Quality of Service Levels

  7. Persistent Session and Queuing Messages

  8. Retained Messages

  9. Last Will and Testament

  10. Keep Alive & Client Take-Over

  11. MQTT over WebSockets

As an OASIS committee member, HiveMQ has been directly involved in the creation and release of MQTT 5.0, the most advanced and feature-rich version of the MQTT protocol to date.

Curious about MQTT 5?

Our insightfulhttps://www.hivemq.com/mqtt/mqtt-5/[MQTT 5 Essentials series^] offers a clear, in-depth look at how MQTT 5 improves flexibility, scalability, and operational visibility in modern IoT deployments:

  1. Introduction to MQTT 5 Protocol

  2. Foundational Changes in the MQTT 5 Protocol

  3. MQTT 5: Seven Reasons to Upgrade to it from MQTT 3.1.1

  4. Session and Message Expiry Intervals

  5. Client Feedback & Negative ACKs

  6. User Properties

  7. Shared Subscriptions

  8. Payload Format Descriptions

  9. Request-Response Pattern

Supported MQTT features

The HiveMQ broker implements all required and optional MQTT features to guarantee compatibility with any MQTT client and to provide the robustness and scalability needed for large-scale IoT systems:

  • Retained messages

  • All quality of service levels (QoS 0, QoS 1, and QoS 2)

  • Clean & persistent sessions

  • Queued messages

  • Last will and testament (LWT)

  • Dynamic topics

  • Wildcard subscriptions

  • Username / password fields

  • MQTT client takeovers

  • MQTT ordered topic guarantees for QoS 1 and 2

  • MQTT client load balancing with shared subscriptions

  • User properties & reason codes

  • Payload format descriptions

  • Session & message expiry intervals

  • and more

HiveMQ offers self-service and enterprise licensing options.
Available features vary based on the type of HiveMQ license you choose.
For more information, see Install a HiveMQ License.
To discuss enterprise requirements, talk to our team.

Additional Tools and Components:

The HiveMQ broker is designed for maximum flexibility and seamless integration with virtually any enterprise system. Along with a wide range of purpose-built enterprise extensions, HiveMQ offers an open API and extension framework that allows developers to build custom integrations and adapt HiveMQ to their unique infrastructure.

  • HiveMQ Platform Operator that makes it easy to deploy and manage your HiveMQ Platform clusters on Kubernetes.

  • HiveMQ Edge software-based edge MQTT gateway and protocol converter that helps organizations bridge the OT/IT divide.

  • HiveMQ Enterprise Extensions extend the core capabilities of HiveMQ and allow you to seamlessly integrate with leading data streaming and cloud platforms:

  • HiveMQ Swarm the industry’s first MQTT load & reliability testing tool to reliably simulate and test IoT applications at any scale, on any environment, and at any level of complexity.

  • Open-source extension SDK extension framework that allows you to extend HiveMQ with custom business logic or integrate practically any system into HiveMQ.

  • MQTT CLI open-source command line interface for MQTT clients that is fully compatible with MQTT 5.0 and MQTT 3.1.1.

Third party MQTT libraries
The additional features that HiveMQ provides are compatible with most MQTT client libraries (including the HiveMQ MQTT client).