authentik vs Okta Single Sign-On: Side-by-Side Comparison (2026)

authentik: Open-source identity provider with SSO, MFA, and application proxy capabilities. built by authentik. Core capabilities include Multi-factor authentication, Single sign-on with OAuth2/OIDC and SAML2 support, Application proxy..

Okta Single Sign-On: Enterprise SSO solution providing secure access to cloud and on-prem apps. built by Okta. Core capabilities include Single sign-on access to cloud and on-premises applications, 8,000+ pre-built application integrations, Phishing-resistant authentication flows..

Both serve the Access Management market but differ in approach, feature depth, and target audience.

authentik differentiates with Multi-factor authentication, Single sign-on with OAuth2/OIDC and SAML2 support, Application proxy. Okta Single Sign-On differentiates with Single sign-on access to cloud and on-premises applications, 8,000+ pre-built application integrations, Phishing-resistant authentication flows.

authentik is developed by authentik. Okta Single Sign-On is developed by Okta. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

authentik and Okta Single Sign-On serve similar Access Management use cases: both are Access Management tools, both cover Active Directory, Authentication, Single Sign On. Review the feature comparison above to determine which fits your requirements.