SecurityWorkOS
Developer-first enterprise identity — SAML SSO, SCIM, audit logs and AuthKit behind OpenAI, Cursor and Vercel
Security
Securityauthentik
Open-source identity provider with a visual flow editor for SAML, OIDC, LDAP and RADIUS.
SecurityLogto
Open-source auth infrastructure with multi-tenancy, SSO, and RBAC built on OIDC and OAuth 2.1.
SecurityStytch
Developer-first identity platform with passwordless auth, passkeys, SSO, fraud prevention and AI-agent identity in a single API.