head to head · open source
integration vs OpenMQTTGateway
integration has 7,738 GitHub stars, 1,591 forks, 164 open issues and last shipped yesterday. OpenMQTTGateway has 4,096 stars, 906 forks, 48 open issues and last shipped 2 days ago. integration leads on adoption by 89% (7,738 vs 4,096 stars). integration is written in Python under MIT; OpenMQTTGateway is written in C++ under GPL-3.0. integration has attracted 21% as many forks as stars, OpenMQTTGateway 22%. integration was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (home-assistant), 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
| integration | OpenMQTTGateway | |
|---|---|---|
| GitHub stars | ★ 7.7K | ★ 4.1K |
| License | MIT | GPL-3.0 |
| Written in | Python | C++ |
| Last push | 2026-09-22 | 2026-09-21 |
| Forks | ⑂ 1.6K | ⑂ 906 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick integration if
- You weight community size — 7.7K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick OpenMQTTGateway if
- You want the OpenMQTTGateway 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 OpenMQTTGateway fits your workflow better
About integration
HACS (Home Assistant Community Store) is an MIT licensed Python integration that gives Home Assistant users a user interface for discovering, installing, tracking, and updating custom elements without leaving Home Assistant itself.
read the full integration overview →
About OpenMQTTGateway
OpenMQTTGateway is an open source C++ gateway firmware for ESP8266 and ESP32 boards that connects local radio and sensor protocols to MQTT. It lives in the home automation ecosystem and is associated with Home Assistant, OpenHAB, NodeRed, and AWS IOT. The project aims to unify various technologies and protocols into a single firmware, reducing the need for multiple physical bridges.
read the full OpenMQTTGateway overview →
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Frequently asked questions
Is integration or OpenMQTTGateway more popular?
integration has 7,738 GitHub stars and OpenMQTTGateway has 4,096. integration has the larger community by that measure.
Are integration and OpenMQTTGateway free?
Both are open source. integration is licensed under MIT and OpenMQTTGateway under GPL-3.0. Neither carries a licence fee.
What is the difference between integration and OpenMQTTGateway?
integration is written in Python and OpenMQTTGateway 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, integration or OpenMQTTGateway?
Choose integration if you want the larger community (7,738 stars) or its MIT licence terms. Choose OpenMQTTGateway if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.