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i-doit vs OCS Inventory NG: catalog facts
i-doit	OCS Inventory NG
Freemium An open-source edition is available; commercial editions and add-ons are paid.	Free Free and open source.
Web	Windows, macOS, Linux, Self-hosted
Detailed CMDB for hardware, software and network documentation Add-ons for ISMS, emergency planning and data protection	Inventories both hardware and software on each device Can deploy packages to inventoried machines
Website and community material are mostly German Many compliance features are paid add-ons	Version 3.0 is still a release candidate and not meant for production Moving from 2.x to 3.0 involves an architecture change
Web application	Downloadable app, Self-hosted
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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