Okta - Enterprise-grade identity management for all your apps, users & devices
ManageEngine AD360 - AD360 is an integrated solution for Identity and Access Management needs in Windows environment.
Auth0 - Auth0 is a program for people to get authentication and authorization services for their own business use.
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 …
OneLogin - On-demand SSO, directory integration, user provisioning and more
Atlassian Crowd - Crowd is a single sign-on and user identity solution.