catalog · 5 tools

Identity Management - Single Sign-On (SSO)

Sorted by GitHub stars, which measures attention rather than fitness. Read the release date and the commit count next to it before picking one.

Tool	What it is	License	Stars	Last release	Commits 3mo
KeyCloak Open Source Identity and Access Management. Apache-2.0 · released 2022-09-27	Open Source Identity and Access Management.	Apache-2.0	36,642	nightly2022-09-27	561
Authelia The Single Sign-On Multi-Factor portal for web apps. Apache-2.0 · released 2026-09-03	The Single Sign-On Multi-Factor portal for web apps.	Apache-2.0	28,824	v4.39.222026-09-03	520
Authentik Flexible identity provider with support for different protocols. (OAuth 2.0, SAML, LDAP and Radius). MIT · released 2026-09-01	Flexible identity provider with support for different protocols. (OAuth 2.0, SAML, LDAP and Radius).	MIT	25,397	version/2026.8.12026-09-01	1,225
Wren:AM Access management platform providing adaptive authentication, SSO, federation, and fine-grained authorization for web and API resources. CDDL-1.0 · released 2026-07-27	Access management platform providing adaptive authentication, SSO, federation, and fine-grained authorization for web and API resources.	CDDL-1.0	55	15.3.0-M12026-07-27	50
Wren:IG Identity gateway and reverse proxy enforcing authentication, authorization, and SSO without requiring application changes. CDDL-1.0 · released 2026-02-04	Identity gateway and reverse proxy enforcing authentication, authorization, and SSO without requiring application changes.	CDDL-1.0	7	5.0.12026-02-04	10

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