head to head · open source
espectre vs room-assistant
espectre has 9,403 GitHub stars, 709 forks, 13 open issues and last shipped yesterday. room-assistant has 1,350 stars, 125 forks, 76 open issues and last shipped 5 days ago. espectre leads on adoption by 597% (9,403 vs 1,350 stars). espectre is written in Python under GPL-3.0; room-assistant is written in TypeScript under MIT. espectre has attracted 8% as many forks as stars, room-assistant 9%. espectre 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
| espectre | room-assistant | |
|---|---|---|
| GitHub stars | ★ 9.4K | ★ 1.4K |
| License | GPL-3.0 | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-09-26 | 2026-09-22 |
| Forks | ⑂ 709 | ⑂ 125 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick espectre if
- You weight community size — 9.4K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick room-assistant if
- You want the room-assistant feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and room-assistant fits your workflow better
About espectre
ESPectre is an open source Wi Fi CSI motion sensing platform that turns a supported ESP32 board into a private, local motion sensor reporting movement in real time, and it is built for embedded developers, Home Assistant users, and DIY builders who want room level sensing without cameras, microphones, wearables, or dedicated radar hardware.
read the full espectre overview →
About room-assistant
room assistant is an MIT licensed, TypeScript based tool that brings presence detection and room level occupancy tracking to home automation, aimed at self hosters and smart home tinkerers who want automations keyed to which room a person is actually in.
read the full room-assistant overview →
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Frequently asked questions
Is espectre or room-assistant more popular?
espectre has 9,403 GitHub stars and room-assistant has 1,350. espectre has the larger community by that measure.
Are espectre and room-assistant free?
Both are open source. espectre is licensed under GPL-3.0 and room-assistant under MIT. Neither carries a licence fee.
What is the difference between espectre and room-assistant?
espectre is written in Python and room-assistant 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, espectre or room-assistant?
Choose espectre if you want the larger community (9,403 stars) or its GPL-3.0 licence terms. Choose room-assistant if its feature set, stack or MIT licence fits better. Both are self-hostable.