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privacyIDEA vs LinOTP: catalog facts
privacyIDEA	LinOTP
Free Free and open source.	Free Free open-source software, with paid enterprise support and a cloud option.
Linux, Self-hosted	Self-hosted
Supports many token types in one server REST API for integration with other systems	Push tokens and offline OTP authentication Policy framework for who logs in where and when
Requires setting up and maintaining a server Aimed at administrators rather than end users	Requires server administration Enterprise support is a paid extra
Self-hosted	Self-hosted, Hosted service
Open source	Open source
License not stated	License: AGPL-3.0 and GPL-2.0
No account needed	No account needed
Not stated if it 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 October 1, 2026

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