FHEM vs Gladys Assistant

A side-by-side comparison of two self-hosted home automation options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureFHEMGladys Assistant
CategoryHome AutomationHome Automation
LicenseGPL-2.0Apache-2.0
LanguagePerlJavaScript
Setup difficultyHardEasy
Min. RAM256 MB512 MB
Deploymentdocker, bare-metaldocker, bare-metal
GitHub stars★ 22★ 3,098
First released20052017
ReplacesSmartThingsSmartThings, Google Home

Why pick each one

Choose FHEM if…

  • Extremely mature
  • Runs on modest hardware
FHEM details

Choose Gladys Assistant if…

  • Strong privacy focus
  • Beginner-friendly
Gladys Assistant details

Frequently asked questions

Is FHEM or Gladys Assistant better?

Gladys Assistant is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider FHEM if its specific feature set fits your needs better.

Are FHEM and Gladys Assistant free and open-source?

Yes. FHEM is licensed under GPL-2.0 and Gladys Assistant under Apache-2.0. Both can be self-hosted at no software cost.

Can I run FHEM and Gladys Assistant with Docker?

FHEM: yes. Gladys Assistant: yes.

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