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VerneMQ

Free#21 of 39 in Message Broker SoftwareMessage Queue (MQ) Software

VerneMQ: A self-hosted MQTT broker for teams that need clustering, extensibility, and control. Ranked #21 of 39 in Message Broker Software by our editors (7.2/10); pricing: Open source; best for open-source MQTT clustering.

7.2/10Editor score
Visit VerneMQ
VerneMQ7.2 Visit VerneMQ

At a glance

  • Editor score
    7.2 / 10
  • Pricing
    Open source
  • Best for
    Open-source MQTT clustering
  • Free plan
    No
  • Paid from
    Free
  • Deployment model
    Self_hosted
  • Facts checked
    20 Sep 2026
VerneMQ screenshot

  • Where it wins

    • Supports MQTT 3.1, 3.1.1, and 5.0 with QoS 0, 1, and 2
    • Provides clustering, horizontal and vertical scaling, and offline message storage
    • Connects with PostgreSQL, MySQL, Redis, MongoDB, and monitoring tools

  • Where it doesn't

    • Self-hosted deployment places infrastructure and operations responsibility on the team
    • Commercial production use of packages and Docker images requires a paid subscription
    • Ordering guarantees are described per queue rather than as a universal guarantee

Our verdict on VerneMQ

VerneMQ is an open-source, distributed MQTT broker for IoT platforms, smart products, mobile messaging, and connected infrastructure. It suits teams that need to operate messaging themselves across Linux, APIs, or self-hosted environments. MQTT 3.1, 3.1.1, and 5.0 support covers multiple protocol generations, while MQTT over WebSocket, HTTP, and PROXY v2 extend its deployment options. The feature set also includes QoS 0, QoS 1, and QoS 2, TLS encryption, authentication and authorization, bridges, and an HTTP administration API.

Its strongest fit is for organizations building a customizable MQTT environment rather than adopting a narrow, fixed broker configuration. Cluster support combines with horizontal and vertical scaling, and offline message storage supports FIFO and LIFO queues. Extensibility comes through plugins, Lua scripting, and webhooks. Integrations with PostgreSQL, MySQL, Redis, MongoDB, and Memcached support data and authentication workflows, while Graphite and Prometheus support monitoring integrations. Delivery guarantees are configurable, with ordering guarantees defined per queue.

Deployment flexibility comes with operational responsibility. VerneMQ can be built from source or deployed with vendor-provided packages and Docker images. The published licensing terms allow building from source, while commercial production use of pre-built packages and Docker images requires a paid subscription. Commercial support services cover evaluation, customization, deployment, and production operations. VerneMQ is a strong choice for teams comfortable with self-hosting and MQTT-focused customization; teams seeking a fully managed messaging service should consider a different deployment model.

Your product? Our editors can test VerneMQ in depth and publish a review, labelled as paid · from $149/mo →

VerneMQ pricing

Plans Open sourceFree Free to use — no paid tier required for the core job.
See plans on vernemq.com

VerneMQ fact sheet

Free planNo
Paid fromFree
Deployment modelSelf_hosted
Delivery guaranteesConfigurable
Dead-letter queuesNot verified
Ordering guaranteesPer_queue
Maximum message sizeNot verified
Supported protocolsMQTT 3.1, MQTT 3.1.1, MQTT 5.0, MQTT over WebSocket, HTTP, PROXY v2
DeploymentSelf-hosted
PlatformsLinux
SupportCommunity, Docs
Built forMid-market, Enterprise (editorial estimate)
Integrations7 integrations: PostgreSQL, MySQL, Redis, MongoDB, Memcached, Graphite …
PricingOpen source
Websitevernemq.com
Facts checked20 Sep 2026

VerneMQ integrations

VerneMQ lists 7 integrations on its own site.

  • PostgreSQL
  • MySQL
  • Redis
  • MongoDB
  • Memcached
  • Graphite
  • Prometheus

Alternatives to VerneMQ

See all VerneMQ alternatives →

Also Ranked In

VerneMQ is ranked in 2 of our directories.

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Featured on iTechGuides

Featured on iTechGuides — VerneMQ 7.2/10

VerneMQ is listed in our Message Broker Software directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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