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opsi vs OCS Inventory NG: catalog facts
opsi	OCS Inventory NG
Free The core system is open source and free to use.	Free Free and open source.
Self-hosted	Windows, macOS, Linux, Self-hosted
Automated software deployment to many clients Network operating system installation	Inventories both hardware and software on each device Can deploy packages to inventoried machines
Requires running and maintaining your own server Project website is primarily in German	Version 3.0 is still a release candidate and not meant for production Moving from 2.x to 3.0 involves an architecture change
Self-hosted	Downloadable app, Self-hosted
Open 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 October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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