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