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Microsoft Entra ID vs Zitadel: catalog facts
Microsoft Entra ID	Zitadel
Paid Subscription service with a free trial.	Freemium Open source for self-hosting, with a hosted service that has a free starting plan and paid…
Web	Web, Self-hosted
Central cloud directory for user accounts Single sign-on to applications	Self-hostable, with deployment documentation Built-in MFA, passwordless and social login
Cloud-only, tied to Microsoft's platform Aimed at organisations rather than individuals	Aimed at developers integrating identity into applications Running it yourself means operating an identity service
Hosted service	Self-hosted, Hosted service
Closed source	Open source
License not stated	License not stated
Account needed	Not stated if an account is needed
Needs internet	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.