Microsoft Azure Active Directory - Azure Active Directory is a comprehensive identity and access management cloud solution that provides a robust set of capabilities to manage users and groups and help secure access to applications including Microsoft online services like Office 365 …
Keycloak - Open Source Identity and Access Management for modern Applications and Services.
OpenIDM - OpenIDM is an all-in-one open identity management system that provides all the functionality required to meet any level of complexity required by a large website with complex roles and groups structure.
Okta - Enterprise-grade identity management for all your apps, users & devices
oneall - OneAll Social Login is used by more than 250,000 websites worldwide, including small blogs, growing startups and large corporate enterprises.
Gluu - Central authentication & authorization for web and mobile applications with Single Sign On, OAuth2 and LDAP