OpenMQTTGateway vs Tasmota
A side-by-side comparison of two self-hosted home automation options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
OpenMQTTGateway
Bridge for RF, IR, BLE, and sensors to MQTT
VS
Tasmota
Open-source firmware for ESP-based smart devices
| Feature | OpenMQTTGateway | Tasmota |
|---|---|---|
| Category | Home Automation | Home Automation |
| License | GPL-3.0 | GPL-3.0 |
| Language | C++ | C |
| Setup difficulty | Medium | Medium |
| Min. RAM | 64 MB | 16 MB |
| Deployment | bare-metal, binary | binary, source |
| GitHub stars | ★ 4,073 | ★ 24,662 |
| First released | 2016 | 2016 |
| Replaces | SmartThings Hub | Tuya Cloud |
Why pick each one
Choose OpenMQTTGateway if…
- Released under the GPL-3.0 license
- Active community (4.1k GitHub stars)
- Written in C++
- Tiny footprint — runs in 64 MB RAM
Frequently asked questions
Is OpenMQTTGateway or Tasmota better?
Neither is universally better. Tasmota has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are OpenMQTTGateway and Tasmota free and open-source?
Yes. OpenMQTTGateway is licensed under GPL-3.0 and Tasmota under GPL-3.0. Both can be self-hosted at no software cost.
Can I run OpenMQTTGateway and Tasmota with Docker?
OpenMQTTGateway: check the project docs for container support. Tasmota: check the project docs for container support.