Shibboleth is an open‑source federated identity solution widely used in academia and research. Below is a curated list of 20 modern SSO platforms—both cloud‑based and on‑premises—that can replace or complement Shibboleth for enterprises, SaaS providers, and developers.
Get targeted exposure with custom position pinning and highlighted placement.
Comprehensive identity‑as‑a‑service (IDaaS) platform offering SSO, lifecycle management, MFA, and API security for cloud and on‑prem apps.
Developer‑friendly authentication platform with customizable login, social/enterprise connections, and extensive SDKs.
Secure SSO and unified access management with adaptive MFA, directory integration, and a robust app catalog.
Microsoft’s cloud identity service providing SSO to thousands of SaaS apps, conditional access, and seamless Office 365 integration.
Built‑in SSO for Google Workspace that supports SAML, OpenID Connect, and integrates with GCP services.
Enterprise‑grade identity platform delivering SSO, MFA, and API security with strong federation support.
Directory‑as‑a‑service offering SSO, device management, and LDAP/AD bridging for hybrid environments.
Open‑source identity and access management solution with SSO, social login, and fine‑grained authorization.
Developer‑centric authentication platform providing SSO, passwordless login, and extensive API control.
Open‑source IAM suite supporting SAML, OpenID Connect, and UMA for large‑scale federated deployments.
Enterprise‑grade open‑source identity server offering SSO, API security, and identity federation.
IBM’s cloud‑based identity platform delivering SSO, adaptive MFA, and risk‑based access controls.
Integrated SSO and MFA solution focused on high‑security environments and compliance requirements.
Identity provider offering SSO, adaptive authentication, and extensive integration with legacy systems.
SaaS SSO platform with SAML, OIDC, and social login support plus a low‑code integration toolkit.
Privileged access management suite that includes SSO, MFA, and zero‑trust security controls.
Cloud‑based SSO solution focused on small‑to‑mid‑size businesses, with easy app provisioning.
Open‑source PHP application that provides SAML 2.0 IdP and SP capabilities for lightweight deployments.
Legacy Auth0 offering still available for on‑premises installations, delivering customizable SSO flows.
Complementary MFA service that pairs with OneLogin SSO, adding risk‑based authentication for enterprises.