head to head · open source
operating-system vs domoticz
operating-system has 7,492 GitHub stars, 1,293 forks, 95 open issues and last shipped 2 days ago. domoticz has 3,811 stars, 1,158 forks, 24 open issues and last shipped 2 days ago. operating-system leads on adoption by 97% (7,492 vs 3,811 stars). operating-system is written in Python under Apache-2.0; domoticz is written in C++ under GPL-3.0. operating-system has attracted 17% as many forks as stars, domoticz 30%. operating-system was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (iot), 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
| operating-system | domoticz | |
|---|---|---|
| GitHub stars | ★ 7.5K | ★ 3.8K |
| License | Apache-2.0 | GPL-3.0 |
| Written in | Python | C++ |
| Last push | 2026-09-23 | 2026-09-23 |
| Forks | ⑂ 1.3K | ⑂ 1.2K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick operating-system if
- You weight community size — 7.5K 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 operating-system
The Home Assistant Operating System is a Linux based operating system built specifically to host Home Assistant and its Apps, intended for people running Home Assistant on a single board computer such as a Raspberry Pi or ODROID, or on an x86 64 machine with UEFI firmware.
read the full operating-system overview →
About domoticz
Domoticz is free open source home automation system for Linux, Windows, macOS, FreeBSD, Raspberry Pi, ARM boards. It monitors and controls lights, switches, sensors for temperature, rain, wind, UV, energy, gas, water. It lives in IoT and home automation ecosystem, using HTML5 web frontend and hardware integrations such as Z Wave, Zigbee, MQTT, Philips Hue, RFXCOM. It is written in C++ and licensed GPL 3.0.
read the full domoticz overview →
More in Miscellaneous
Related comparisons
More Internet of Things (IoT) projects
Compare either of these against the rest of the Internet of Things (IoT) field.
Frequently asked questions
Is operating-system or domoticz more popular?
operating-system has 7,492 GitHub stars and domoticz has 3,811. operating-system has the larger community by that measure.
Are operating-system and domoticz free?
Both are open source. operating-system is licensed under Apache-2.0 and domoticz under GPL-3.0. Neither carries a licence fee.
What is the difference between operating-system and domoticz?
operating-system 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, operating-system or domoticz?
Choose operating-system if you want the larger community (7,492 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.