AppDaemon vs Home Assistant Supervisor
A side-by-side comparison of two self-hosted home automation options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | AppDaemon | Home Assistant Supervisor |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 76 · Good | 86 · Excellent |
| Category | Home Automation | Home Automation |
| License | Apache-2.0 | Apache-2.0 |
| Language | Python | Python |
| Setup difficulty | Medium | Medium |
| Min. RAM | 256 MB | 512 MB |
| Deployment | docker, bare-metal | docker, bare-metal |
| GitHub stars | ★ 969 | ★ 2,226 |
| First released | 2016 | 2017 |
| Replaces | SmartThings | SmartThings |
What are AppDaemon and Home Assistant Supervisor?
AppDaemon
AppDaemon is a loosely coupled, multi-threaded, sandboxed Python execution environment for writing automation apps for Home Assistant and other systems. It enables complex logic beyond YAML automations.
- Python automation apps
- Sandboxed execution
- Dashboards via HADashboard
- Works with Home Assistant
Home Assistant Supervisor
Home Assistant Supervisor is the component that manages the Home Assistant Core installation, add-ons, backups, and updates. It enables the add-on store that extends a Home Assistant system.
- Add-on store management
- Automated backups
- Update orchestration
- System health checks
AppDaemon vs Home Assistant Supervisor: key differences
Both projects are written in Python. AppDaemon is the lighter option, starting around 256 MB of RAM against 512 MB for Home Assistant Supervisor. Home Assistant Supervisor has the considerably larger community, at 2,226 GitHub stars versus 969.
Why pick each one
Choose AppDaemon if…
- Powerful programmatic automations
- Full Python flexibility
Watch out for
- Requires Python knowledge
- Extra component to maintain
Choose Home Assistant Supervisor if…
- Enables one-click add-ons
- Simplifies maintenance
Watch out for
- Tied to supervised installs
- Not standalone
Frequently asked questions
Is AppDaemon or Home Assistant Supervisor 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 AppDaemon and Home Assistant Supervisor free and open-source?
Yes. AppDaemon is licensed under Apache-2.0 and Home Assistant Supervisor under Apache-2.0. Both can be self-hosted at no software cost.
Can I run AppDaemon and Home Assistant Supervisor with Docker?
AppDaemon: yes. Home Assistant Supervisor: yes.
Which is lighter on resources, AppDaemon or Home Assistant Supervisor?
AppDaemon has the smaller minimum footprint at 256 MB of RAM, compared to about 512 MB for Home Assistant Supervisor. Real-world usage depends on library size, user count, and enabled features.