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Domoticz vs FHEM: catalog facts
Domoticz	FHEM
Free Free and open source with no subscription.	Free Free and open source under the GPL.
Windows, Linux, Web, Self-hosted	Self-hosted
Very low resource use, runs on a Raspberry Pi Zero Fully local with no cloud account	Over 430 modules for many protocols Automatic device and log creation
Fewer integrations than larger home automation platforms Interface is more functional than polished	Needs an always-on server and extra radio hardware Configuration is technical
Downloadable app, Self-hosted	Self-hosted
Open source	Open source
License not stated	License: GPL
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.