1.keycloak / keycloak
Open Source Identity and Access Management For Modern Applications and Services
+1,751 stars
from 35,885 · score 7.47
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2.OpenIdentityPlatform / OpenAM
OpenAM is an open-source access management solution for identity authentication, authorization, and federation. It provides single sign-on, adaptive authentication, and centralized policy control, enabling secure access to web, mobile, and cloud applications
+23 stars
from 879 · score 3.18
3.pac4j / pac4j
Security engine for Java (authentication, authorization, multi frameworks): OpenID Connect, SAML2, CAS, OAuth, LDAP, JWT...
+22 stars
from 2,517 · score 3.14