Open Source alternative to Google Home in 2026
We compare 1 self-hostable tool you can deploy on your own server in minutes, with license, tech stack and a ready-to-copy docker-compose.
Quick comparison
Sorted by featured first, then GitHub stars as a tiebreaker — the same rule we use across the whole site.
| Tool | License | Minimum RAM | Docker | GitHub |
|---|---|---|---|---|
| Home Assistant Lightest option100% FOSSMost popular on GitHub | Apache-2.0 | ~256MB | ✅ | ★ ~79,000 |
Detailed profile of each alternative
Alternative to SmartThings, Google Home
The open source standard for home automation, no brand cloud required.
How much does Google Home cost, and how much can you save?
Google Home charges a recurring monthly fee. Self-hosting the alternative, you only pay for the server — usually a few dollars a month.
Calculate your exact savings in the SaaS Audit →Already know which one you want?
Add Home Assistant to the Stack Builder and generate a ready-to-deploy docker-compose.yml, alone or alongside the rest of your stack.
Build my stackFrequently asked questions
Do I need Docker to self-host a Google Home alternative?
Yes: the only alternative on this list has a ready-to-copy docker-compose.yml. You just need Docker installed on your server.
How much RAM do I need at minimum?
The lightest option on this list is Home Assistant, which runs on as little as 256MB of RAM — enough for a cheap VPS.
Are they all 100% free, or are there paid features like on Google Home?
Yes, it's 100% FOSS: no paid plan or locked features when self-hosted.