ManageEngine ADAudit - ManageEngine ADAudit is a real-time windows active directory auditing tool.
Okta - Enterprise-grade identity management for all your apps, users & devices
SolarWinds Access Rights Manager - SolarWinds Access Rights Manager provides provisioning, deprovisioning, and access rights auditing.
Auth0 - Auth0 is a program for people to get authentication and authorization services for their own business use.
NetWrix Auditor - Configuration Auditing of IT Infrastructure
OneLogin - On-demand SSO, directory integration, user provisioning and more