List of single sign-on implementations


These are some of the notable Single Sign-On implementations available:
Product NameProject/VendorLicenseIdentity management platformDescription
Accounts & SSONokia, Intel,…Free softwareClient-side implementation with plugins for various services/protocols
Active Directory Federation ServicesMicrosoftProprietaryClaims-based system and application federation
BitiumBitiumProprietaryEnterprise cloud-based identity and access management solution with single sign-on, active directory integration and 2-factor authentication options
CAS / Central Authentication ServiceApereoFree & Open Source Protocol and open-source SSO server/client implementation with support for CAS, SAML1, SAML2, OAuth2, SCIM, OpenID Connect and WS-Fed protocols both as an identity provider and a service provider with other auxiliary functions that deal with user consent, access management, impersonation, terms of use, etc. Licensed under Apache 2.0.
CA Single Sign-onBroadcomProprietaryweb access management system that enables user authentication and secure Internet SSO, policy-driven authorization, federation of identities C, and complete auditing of all access to the web applications it protects.
CrowdAtlassianProprietary
CoSign single sign onUniversity of MichiganAcademicSSO for University of Michigan
Distributed Access Control System Distributed Systems SoftwareFree Software
Facebook connectFacebookProprietaryFacebook SSO to third parties enabled by Facebook
FreeIPARed HatFree SoftwareYes
IceWall SSOHewlett-Packard EnterpriseProprietaryWeb and Federated Single Sign-On Solution
IBM Enterprise Identity MappingIBMFree softwareYesWorks with Kerberos and other authentication mechanisms to map different identities and hence allow single signon to all IBM server platforms even when the user name differs.
LTPAIBMProprietary
IBM Tivoli Access ManagerIBMProprietaryYesWeb, enterprise & Federated SSO solution. IBM Tivoli Identity Manager provides Identity management platform.
Imprivata OneSignImprivataProprietary
Janrain Federate SSOJanrainProprietaryYesSocial and conventional user SSO
JOSSOJOSSOFree SoftwareOpen Source Single Sign-On Server
Keycloak
Red HatOpen sourceYesFederated SSO, standard protocols for Web, clustering and single sign on.
Red Hat Single Sign-On is version of Keycloak for which RedHat provides commercial support.
LoginRadiusLoginRadius Inc.ProprietaryYesCloud-based Customer Identity and Access Management with User Registration, Social login, Federated SSO, and Web single sign on.
Microsoft accountMicrosoftProprietaryMicrosoft single sign-on web service
myOneLoginVMwareProprietaryCloud single sign-on
NetIQ Access ManagerNetIQProprietaryYes, used in conjunction with NetIQ Identity ManagerAccess Management, Federation and Risk-Based Access Control platform
Numina Application FrameworkNumina SolutionsProprietaryYesSingle sign-on system for Windows
OktaOkta Inc.ProprietaryYesCloud-based IAM platform which includes a Policy based platform featuring, Provisioning, Single Sign-On, Active Directory and LDAP integration, multi-factor authentication, mobile identity management and workflow automation
OneLoginOneLogin Inc.ProprietaryYesCloud-based identity and access management with single sign-on and active directory integration
OpenAthensJiscProprietaryYesIdentity and access management solutions to IdPs and SPs enabling access management to web-based resources. Fully hosted service with several directory integration options, dedicated support team. Maintains OpenAthens Federation. SAML 1.1, SAML 2.0, SSO, self-reg, compatibility with Shibboleth, API.
OpenAMOpen Identity Platform CommunityCDDLYes, used in conjunction with OpenDJ and OpenIDMAccess management, entitlements and federation server platform
Oracle Identity ManagementOracle CorporationProprietaryYesIdentity and Access Management Suite of products from Oracle
SecureLoginNetIQProprietaryEnterprise Single-Sign-On
ShibbolethShibbolethFree & Open Source SAML-based open source access control
Ubuntu Single Sign OnCanonical Ltd.ProprietaryOpenID-based SSO for Launchpad and Ubuntu services
Univention Corporate ServerUniventionFree & Open SourceEnterprise IAM with single sign-on using SAML
WSO2 Identity ServerWSO2Free & Open Source YesSAML 2.0, OpenID, OpenID Connect, OAuth 2.0, SCIM, XACML, Passive Federation
ZXIDZXIDFree SoftwareYesReference Implementation of TAS3 security