SHSelfHostIndex

EMQX vs Domoticz Companion DZVents

A side-by-side comparison of two self-hosted home automation options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
EM EMQX Scalable MQTT broker VS DO Domoticz Companion DZVents Self-hosted MQTT broker dashboard for IoT devices
FeatureEMQXDomoticz Companion DZVents
CategoryHome AutomationHome Automation
LicenseApache-2.0Apache-2.0
LanguageErlangTypeScript
Setup difficultyMediumEasy
Min. RAM512 MB128 MB
Deploymentdockerdocker, binary
GitHub stars★ 16,599★ 4,031
First released20262018
Replaces—MQTT.fx

Why pick each one

Choose EMQX if…

  • Released under the Apache-2.0 license
  • First-class Docker support for quick deployment
  • Mature project with 16.6k GitHub stars
  • Written in Erlang
EMQX details

Choose Domoticz Companion DZVents if…

  • Invaluable for debugging
  • Clear topic tree view
Domoticz Companion DZVents details

Frequently asked questions

Is EMQX or Domoticz Companion DZVents better?

Neither is universally better. EMQX has the larger community, while Domoticz Companion DZVents is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.

Are EMQX and Domoticz Companion DZVents free and open-source?

Yes. EMQX is licensed under Apache-2.0 and Domoticz Companion DZVents under Apache-2.0. Both can be self-hosted at no software cost.

Can I run EMQX and Domoticz Companion DZVents with Docker?

EMQX: yes. Domoticz Companion DZVents: yes.

Related comparisons