Domoticz vs Zigbee2MQTT
A side-by-side comparison of two self-hosted home automation options — licensing, setup difficulty, resource needs, and what each one replaces.
Zigbee2MQTT
Bridge Zigbee devices to MQTT without vendor hubs
| Feature | Domoticz | Zigbee2MQTT |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 88 · Excellent | 95 · Excellent |
| Category | Home Automation | Home Automation |
| License | GPL-3.0 | GPL-3.0 |
| Language | C++ | TypeScript |
| Setup difficulty | Medium | Medium |
| Min. RAM | 256 MB | 256 MB |
| Deployment | docker, bare-metal | docker, bare-metal |
| GitHub stars | ★ 3,811 | ★ 15,661 |
| First released | 2012 | 2018 |
| Replaces | SmartThings | SmartThings |
What are Domoticz and Zigbee2MQTT?
Domoticz
Domoticz is a lightweight home automation system for monitoring and configuring various devices like sensors, switches, and meters. It targets users wanting an efficient automation hub on modest hardware. It is deployed via Docker or packages.
- Runs well on low-power hardware
- Supports many sensor protocols
- Scripting and events
- Mobile-friendly UI
Zigbee2MQTT
Zigbee2MQTT bridges Zigbee devices to MQTT, allowing them to be used without proprietary vendor hubs or bridges. It targets smart home users wanting vendor-neutral Zigbee control. It is deployed via Docker.
- Supports thousands of Zigbee devices
- No vendor hub required
- MQTT integration
- Web-based control panel
Domoticz vs Zigbee2MQTT: key differences
Domoticz is written in C++, while Zigbee2MQTT is built with TypeScript. Domoticz is the more established project (first released 2012), while Zigbee2MQTT arrived in 2018. Zigbee2MQTT has the considerably larger community, at 15,661 GitHub stars versus 3,811.
Why pick each one
Choose Domoticz if…
- Very lightweight
- Good on Raspberry Pi
- Stable
Watch out for
- Dated interface
- Smaller community than Home Assistant
Choose Zigbee2MQTT if…
- Frees devices from vendor hubs
- Wide device support
- Local control
Watch out for
- Needs a Zigbee coordinator
- Pairing can be finicky
Frequently asked questions
Is Domoticz or Zigbee2MQTT better?
Neither is universally better. Zigbee2MQTT has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Domoticz and Zigbee2MQTT free and open-source?
Yes. Domoticz is licensed under GPL-3.0 and Zigbee2MQTT under GPL-3.0. Both can be self-hosted at no software cost.
Can I run Domoticz and Zigbee2MQTT with Docker?
Domoticz: yes. Zigbee2MQTT: yes.