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HiveMQ 4.6.4 Maintenance Release

by HiveMQ Team

The HiveMQ team is pleased to announce the availability of HiveMQ 4.6.4.

This maintenance release for the 4.6 series includes the following improvements:

  • Reduced the memory footprint of client connections by 1 KB per connection.
  • Improved observability of extension lifecycle events.
  • Improved kafka-to-mqtt message handling during the shutdown of HiveMQ.
  • Fixed an issue that could stall a cluster join when an extension with an available consumer is present.
  • Resolved an issue where queued messages with large payloads could cause a node to crash.

If you currently use HiveMQ 4.x, we recommend upgrading to version 4.6.4.

Have a great day, The HiveMQ Team

HiveMQ Team

Team HiveMQ brings together deep expertise in MQTT, Industrial AI, IoT data streaming, UNS, and Industrial IoT protocols. Follow us for practical deployment guidance, best practices for building a secure, reliable data backbone, and insights into how we are shaping the future of connected industries.

Our mission is to transform industrial data into real-time intelligence, actionable insights, and measurable business outcomes.

Have questions or need support? Contact us. Our experts are ready to help.

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