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ioBroker vs FHEM: catalog facts
ioBroker	FHEM
Free Free and open source.	Free Free and open source under the GPL.
Web, Self-hosted	Self-hosted
Hundreds of adapters for devices, protocols and online services Covers both smart home and building automation	Over 430 modules for many protocols Automatic device and log creation
Configuring many adapters takes time You run and maintain the server yourself	Needs an always-on server and extra radio hardware Configuration is technical
Self-hosted	Self-hosted
Open source	Open source
License not stated	License: GPL
Not stated if an account is needed	No account needed
Not stated if it 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.