head to head · open source
CrateDB vs domoticz
CrateDB has 4,436 GitHub stars, 617 forks, 332 open issues and last shipped 2 days ago. domoticz has 3,810 stars, 1,160 forks, 24 open issues and last shipped 4 days ago. CrateDB leads on adoption by 16% (4,436 vs 3,810 stars). CrateDB is written in Java under Apache-2.0; domoticz is written in C++ under GPL-3.0. CrateDB has attracted 14% as many forks as stars, domoticz 30%. CrateDB 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
| CrateDB | domoticz | |
|---|---|---|
| GitHub stars | ★ 4.4K | ★ 3.8K |
| License | Apache-2.0 | GPL-3.0 |
| Written in | Java | C++ |
| Last push | 2026-09-18 | 2026-09-16 |
| Forks | ⑂ 617 | ⑂ 1.2K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick CrateDB if
- You weight community size — 4.4K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Java
- 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 CrateDB
CrateDB is a distributed, scalable SQL database built for storing and analyzing massive amounts of data in near real time, including complex queries. It is written in Java, licensed under Apache 2.0, and based on Lucene. The project combines the benefits of an SQL database with the scalability and flexibility typically associated with NoSQL databases, and it is PostgreSQL compatible, speaking the PostgreSQL wire protocol as well as offering an HTTP API. It lives in the analytics, big data, and IoT ecosystem, and the topic list places it alongside distributed SQL databases, Elasticsearch, industrial IoT, and IoT a…
read the full CrateDB 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 →
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Frequently asked questions
Is CrateDB or domoticz more popular?
CrateDB has 4,436 GitHub stars and domoticz has 3,810. CrateDB has the larger community by that measure.
Are CrateDB and domoticz free?
Both are open source. CrateDB is licensed under Apache-2.0 and domoticz under GPL-3.0. Neither carries a licence fee.
What is the difference between CrateDB and domoticz?
CrateDB is written in Java 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, CrateDB or domoticz?
Choose CrateDB if you want the larger community (4,436 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.