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Dex vs Rauthy: catalog facts
Dex	Rauthy
Free Free and open source.	Free Free and open source.
Linux, Self-hosted	Web, Self-hosted
Connectors for LDAP, SAML, GitHub, Google, GitLab and Microsoft Single lightweight binary	OIDC and OAuth 2 single sign-on PAM support for Linux logins
A federation layer, not a full user directory Configuration aimed at platform engineers	Smaller community than established IAM servers Requires running and maintaining your own server
Self-hosted	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 October 1, 2026

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