head to head · open source
Home Assistant vs domoticz
Home Assistant has 91,945 GitHub stars, 39,193 forks, 3,527 open issues and last shipped today. domoticz has 3,830 stars, 1,161 forks, 24 open issues and last shipped yesterday. Home Assistant leads on adoption by 2,301% (91,945 vs 3,830 stars). Home Assistant is written in Python under Apache-2.0; domoticz is written in C++ under GPL-3.0. Home Assistant has attracted 43% as many forks as stars, domoticz 30%. Home Assistant was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 4 topic tags (home-automation, iot, mqtt, python), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Home Assistant | domoticz | |
|---|---|---|
| GitHub stars | ★ 92K | ★ 3.8K |
| License | Apache-2.0 | GPL-3.0 |
| Written in | Python | C++ |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 39K | ⑂ 1.2K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Home Assistant if
- You weight community size — 92K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick domoticz if
- You want the domoticz feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches C++
- You evaluated both and domoticz fits your workflow better
About Home Assistant
Home Assistant Chat Status ================================================================================= Open source home automation that puts local control and privacy first. Powered by a worldwide community of tinkerers and DIY enthusiasts. Perfect to run on a Raspberry Pi or a local server. Check out home assistant.io for a demo , installation instructions , tutorials and documentation . Featured integrations The system is built using a modular approach so support for other devices or actions can be implemented easily. See also the section on architecture and the section on creating your own components…
read the full Home Assistant overview →
About domoticz
Domoticz — Free Open Source Home Automation System Domoticz is a free, open source home automation system for Linux, Windows, macOS, and Raspberry Pi. Monitor and control lights, switches, and sensors for temperature, rain, wind, UV, energy, gas, water and much more. Supports 150+ hardware devices including Z Wave, Zigbee, MQTT, Philips Hue, and RFXCOM. Notifications and alerts can be sent to any mobile device. Multi platform: Linux/Windows/macOS/Raspberry Pi Runs on Linux, Windows, macOS, FreeBSD, and embedded devices like Raspberry Pi and other ARM boards. The user interface is a scalable HTML5 web frontend…
read the full domoticz overview →
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Frequently asked questions
Is Home Assistant or domoticz more popular?
Home Assistant has 91,945 GitHub stars and domoticz has 3,830. Home Assistant has the larger community by that measure.
Are Home Assistant and domoticz free?
Both are open source. Home Assistant is licensed under Apache-2.0 and domoticz under GPL-3.0. Neither carries a licence fee.
What is the difference between Home Assistant and domoticz?
Home Assistant is written in Python and domoticz in C++. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Home Assistant or domoticz?
Choose Home Assistant if you want the larger community (91,945 stars) or its Apache-2.0 licence terms. Choose domoticz if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.