Home Assistant Supervisor vs Zwave-JS Server
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?
Home Assistant Supervisor
Manages the Home Assistant add-on ecosystem
VS
Zwave-JS Server
Small server wrapping the Z-Wave JS driver over WebSocket
| Feature | Home Assistant Supervisor | Zwave-JS Server |
|---|---|---|
| Category | Home Automation | Home Automation |
| License | Apache-2.0 | Apache-2.0 |
| Language | Python | TypeScript |
| Setup difficulty | Medium | Medium |
| Min. RAM | 512 MB | 128 MB |
| Deployment | docker, bare-metal | docker, binary |
| GitHub stars | ★ 2,200 | ★ 162 |
| First released | 2017 | 2021 |
| Replaces | SmartThings | SmartThings |
Why pick each one
Choose Home Assistant Supervisor if…
- Enables one-click add-ons
- Simplifies maintenance
Frequently asked questions
Is Home Assistant Supervisor or Zwave-JS Server better?
Neither is universally better. Home Assistant Supervisor has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Home Assistant Supervisor and Zwave-JS Server free and open-source?
Yes. Home Assistant Supervisor is licensed under Apache-2.0 and Zwave-JS Server under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Home Assistant Supervisor and Zwave-JS Server with Docker?
Home Assistant Supervisor: yes. Zwave-JS Server: yes.
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