head to head · open source
domoticz vs button-card
domoticz has 3,810 GitHub stars, 1,161 forks, 24 open issues and last shipped 6 days ago. button-card has 2,502 stars, 281 forks, 31 open issues and last shipped 13 days ago. domoticz leads on adoption by 52% (3,810 vs 2,502 stars). domoticz is written in C++ under GPL-3.0; button-card is written in TypeScript under MIT. domoticz has attracted 30% as many forks as stars, button-card 11%. domoticz was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (home-automation), 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
| domoticz | button-card | |
|---|---|---|
| GitHub stars | ★ 3.8K | ★ 2.5K |
| License | GPL-3.0 | MIT |
| Written in | C++ | TypeScript |
| Last push | 2026-09-16 | 2026-09-09 |
| Forks | ⑂ 1.2K | ⑂ 281 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick domoticz if
- You weight community size — 3.8K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches C++
- You value the larger contributor base for long-term maintenance
pick button-card if
- You want the button-card feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and button-card fits your workflow better
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 →
About button-card
button card is a custom Lovelace card for Home Assistant. It presents entities as configurable buttons and supports many options for appearance, actions, and state display. It lives in the Home Assistant ecosystem, specifically the Lovelace UI, and is distributed as a community custom card with stable and development releases.
read the full button-card overview →
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Frequently asked questions
Is domoticz or button-card more popular?
domoticz has 3,810 GitHub stars and button-card has 2,502. domoticz has the larger community by that measure.
Are domoticz and button-card free?
Both are open source. domoticz is licensed under GPL-3.0 and button-card under MIT. Neither carries a licence fee.
What is the difference between domoticz and button-card?
domoticz is written in C++ and button-card in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, domoticz or button-card?
Choose domoticz if you want the larger community (3,810 stars) or its GPL-3.0 licence terms. Choose button-card if its feature set, stack or MIT licence fits better. Both are self-hostable.