Find here a list of some of the Identity Providers supported. (Links refer to its official documentation to configure a SAML integration).

OneLogin

Okta

Auth0, Auth0 Enterprise

ADFS

Azure AD and Azure AD B2C

Keycloak

Salesforce

Shibboleth

simpleSAMLphp

Google

AWS SSO

Centrify

Forgerock (OpenAM)

Ping Identity

RSA

IBM

Oracle

WSO2

NetIQ

SecureAuth

Citrix Netscaler

F5 BIG-IP