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Open source alternatives to Nest

We track 5 open-source Nest alternatives, of which 3 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 4503 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.

5
Alternatives
104k
Combined stars
5,678
Commits / 90 days
3
With Docker
Licence family Licence

Showing 5 of 5 tools

All 5 Nest alternatives, ranked by health

  • evcc

    95 GOOD

    Extensible Electric Vehicle Charge Controller and home energy management system.

    ★ 7.2k · ⟳ today · 0.315.1 · MIT

    DockerdebGo
    Website ↗ Source ↗

  • Domoticz

    94 GOOD

    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.

    ★ 3.8k · ⟳ 4 days ago · 2026.3 · GPL-3.0

    DockerCC++
    Website ↗ Source ↗

  • openHAB

    57 SLOWING

    Vendor and technology agnostic open source software for home automation.

    ★ 1.1k · ⟳ today · EPL-2.0

    Java
    Website ↗ Source ↗

  • ioBroker

    55 SLOWING

    Integration platform for the Internet of Things, focused on building automation, smart metering, ambient assisted living, process automation, visualization and data logging.

    ★ 1.4k · ⟳ 8 days ago · 2026-08-30 · MIT

    Nodejs
    Website ↗ Source ↗

Nest alternatives: common questions

What is the most maintained open source alternative to Nest?

Home Assistant scores highest at 100/100, with 4503 commits in the last 90 days, 90k GitHub stars and its latest release (2026.9.2) published 3 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.