Top pick · highest health
Home Assistant
Home automation platform.
DockerPython
Internet of Things (IoT)
Open source alternatives to Nest
We track 5 open-source Nest alternatives, of which 4 currently score 70 or above on Repoly's GitHub health scale and 3 ship a Docker image. Home Assistant leads on health at 100/100 with 8098 commits in the last 90 days; across all 5 projects you are choosing between Apache-2.0, EPL-2.0, GPL-3.0 and 1 other licences.
updated Oct 2026 5 alternatives best health 100 ★ 106k combined 9,584 commits / 90d 3 with Docker
Top picks to replace Nest
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Healthiest
Health 100/100: 8,098 commits in 90 days, latest release 2026.10.4, Docker image available.
Showing 5 of 5 tools
All 5 Nest alternatives, ranked by health
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evcc
Extensible Electric Vehicle Charge Controller and home energy management system.
DockerdebGo -
Domoticz
Home Automation System that lets you monitor and configure various devices like: Lights, Switches, various sensors/meters like Temperature, Rain, Wind, UV, Electra, Gas, Water and much more.
DockerCC++ -
ioBroker
Integration platform for the Internet of Things, focused on building automation, smart metering, ambient assisted living, process automation, visualization and data logging.
Nodejs -
openHAB
Vendor and technology agnostic open source software for home automation.
Java
Nest alternatives compared
Home Assistant edges evcc 100 to 95, and most of the difference is stars: 92k stars against 7.5k stars.
The most recent release is ioBroker 2026-10-29, published yesterday. openHAB publishes no tagged releases, which costs up to 25 of the 100 points. None of the measured options scores under 40. By stack, C (1), C++ (1) and Go (1) are the most common. Home Assistant, evcc and ioBroker are permissively licensed; Domoticz and openHAB are copyleft.
4 of these 5 also appear among the Home Assistant Cloud alternatives; evcc is specific to Nest.
| Tool | Health | Stars | Licence | Last commit | Docker |
|---|---|---|---|---|---|
| Home Assistant Steady at 100 since 11 Sep | 100 | 92k | Apache-2.0 | today | Yes |
| evcc Steady at 95 since 11 Sep | 95 | 7.5k | MIT | yesterday | Yes |
| Domoticz Steady at 94 since 11 Sep | 94 | 3.8k | GPL-3.0 | today | Yes |
| ioBroker Up 28 points since 11 Sep | 83 | 1.4k | MIT | yesterday | No |
| openHAB Steady at 57 since 11 Sep, no tagged release | 57 | 1.2k | EPL-2.0 | yesterday | No |
Nest alternatives: common questions
What is the most maintained open source alternative to Nest?
Home Assistant scores highest at 100/100, with 8098 commits in the last 90 days, 92k stars on GitHub and its latest release (2026.10.4) published 6 days ago. It is also the most active by raw commit count.
Which Nest alternatives use a permissive licence?
3 of 5 are permissively licensed (MIT, Apache, BSD or similar): Home Assistant (Apache-2.0), evcc (MIT), ioBroker (MIT). 2 use copyleft licences such as GPL or AGPL, which require you to publish changes if you distribute a modified version.
Which Nest alternatives run in Docker?
3 of 5 publish a Docker image or Compose file: Home Assistant, evcc, Domoticz. Docker support contributes 10 of the 100 available health points, because it is the clearest signal that self-hosting is a supported path rather than an afterthought.
Is Home Assistant or evcc the better Nest alternative?
On measured health Home Assistant leads, 100 to 95. Home Assistant has 8,098 commits in 90 days, 92k stars and 2026.10.4 from 6 days ago; evcc has 925 commits in 90 days, 7.5k stars and 0.318.1 from 5 days ago. Home Assistant is ahead or level on every term Repoly measures.
Are the Nest alternatives still maintained?
4 of the 5 measured options score 70 or above. Every measured option had commits in the last 90 days. None scores under 40.
What languages are the Nest alternatives written in?
C: Domoticz. C++: Domoticz. Go: evcc. The stack matters if you plan to extend or patch the tool yourself.
