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Microsoft Entra ID vs OpenLDAP: catalog facts
Microsoft Entra ID	OpenLDAP
Paid Subscription service with a free trial.	Free Free, open-source software developed by the OpenLDAP community.
Web	Linux, Self-hosted, Command line
Central cloud directory for user accounts Single sign-on to applications	Full LDAP server plus client libraries and command-line tools Separate feature and long-term support release series
Cloud-only, tied to Microsoft's platform Aimed at organisations rather than individuals	No graphical management interface included Configuration and schema design take real LDAP knowledge
Hosted service	Downloadable app, Self-hosted
Closed source	Open source
License not stated	License not stated
Account needed	No account 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.