FusionAuth is a single-tenant CIAM solution that deploys on-premises, in your private cloud, or on their fully-managed FusionAuth Cloud. Their JSON REST API provides advanced identity management that is easy for developers to deploy and implement on any platform or framework.
"[FusionAuth] has saved us from having to build our own middleware on top of Cognito, or drop $$$ on something like Auth0 or Okta."




Read FusionAuth Reviews, Testimonials & Customer References from 40 real FusionAuth customers.
Browse FusionAuth Case Studies, Customer Success Stories, & Customer References from 35 businesses that use FusionAuth.