List of single sign-on implementations

These are some of the Single Sign-On (SSO) implementations available:

Product Name	Project/Vendor	License	Identity management platform	Description
Xpress Sign-On	ILANTUS Technologies	Proprietary	Yes	A cloud-based Identity as a Service vendor providing users a best Single Sign-On solution to access all their applications(Web, Thick, Federated) from anywhere, anytime and any device.
Hitachi ID Password Manager	Hitachi ID Systems	Proprietary	Yes, often bundled with Hitachi ID Identity Manager	Supports federated single sign-on to services integrated using SAMLv2. Also includes password synchronization, self-service credential management and MFA via a smart phone app.
Aerobase[1]	Aerobase[2]	Open source	Yes	Single Sign On and Identity Management (IDM). Built on top of the OAuth 2.0, Open ID Connect, JSON Web Token (JWT) and SAML 2.0 specifications.
Access: One [3]	Pirean	Proprietary	Yes	Cloud-based Workforce, Citizen and Consumer Identity and Access Management with User Registration, Social login, Federated SSO (SAML, OAuth2, OpenID Connect, JWT etc.), and Web single sign on. Includes services for Identity Management, Governance and Mobile Identity Management / SSO.
FusionAuth [4]	Inversoft [5]	Commercial software	Yes	FusionAuth is a secure and flexible identity, access, and user management solution built to serve the needs and workflows of developers. It can run on-premise or in a private cloud. It enables single sign-on across multiple applications, fast data search and segmentation, and regional localization for multi-language audiences.
AuthStack [6]	Buckhill Ltd	Proprietary	Yes	A Host Anywhere Identity Access Management and Single Sign-On Software Platform. Available on the AWS Marketplace.
Passport [7]	Inversoft [8]	Commercial software	Yes	Passport is a secure and flexible identity, access, and user management solution that can run on-premise or in a single-tenant cloud. It enables single sign-on across multiple applications, fast data search and segmentation, and regional localization for multi-language audiences.
ORY Hydra	ORY GmbH	Free software	No	Cloud-native and security-first OAuth 2.0 and OpenID Connect server implementation that connects to any existing authentication infrastructure. Licensed under Apache 2.0
PortalGuard [9]	PistolStar, Inc.	Proprietary	Yes	All-in-one integrated authentication package: SSO, 2FA, SSPR and over 120 other features
Enterprise SSO, Web Access Manager	Evidian	Commercial software	Yes	Enterprise SSO, Web SSO, Identity Federation. Evidian provides a global identity management platform with Identity Governance and Administration.
CA SSO (formerly CA Siteminder)	CA Technologies	Commercial software	Yes	Web, enterprise & Federated SSO solution. CA SSO provides Identity management platform.
Accounts & SSO	Nokia, Intel,…	Free software		Client-side implementation with plugins for various services/protocols
Active Directory Federation Services	Microsoft	Proprietary		Claims-based system and application federation
OpenAthens	Eduserv	Proprietary	Yes	Identity and access management solutions to IdPs and SPs enabling access management to web-based resources. Locally installed, fully hosted service or ADFS/LDAP integration options, dedicated support team. Maintains OpenAthens Federation. SAML 1.1, SAML 2.0, SSO, self-reg, compatibility with Shibboleth, API.
Bitium	Bitium	Proprietary		Enterprise cloud-based identity and access management solution with single sign-on, active directory integration and 2-factor authentication options
CAS / Central Authentication Service	Apereo	Free & Open Source (Apache 2.0)		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.
CoSign single sign on	University of Michigan	Academic		SSO for University of Michigan
Distributed Access Control System (DACS)	Distributed Systems Software	Free Software
Enterprise Sign On Engine	Queensland University of Technology	Free Software
Facebook connect	Facebook	Proprietary		Facebook SSO to third parties enabled by Facebook
Forgerock Access Manager [10]	ForgeRock	Commercial	Yes, used in conjunction with ForgeRock Directory Services[11] and ForgeRock Identity Management [12]	Access management, entitlements and federation server platform, fork of OpenAM
FreeIPA	Red Hat	Free Software	Yes
gluu	Gluu, Inc.	Free & Open Source	Yes	Enterprise ready, free open source software for identity & access management (IAM).
IceWall SSO	Hewlett-Packard Enterprise	Proprietary		Web and Federated Single Sign-On Solution
IBM Enterprise Identity Mapping	IBM	Free software	Yes	Works with Kerberos (e.g. Active Directory) and other authentication mechanisms to map different identities and hence allow single signon to all IBM server platforms (Windows, Linux, PowerLinux, IBM i, i5/OS, OS/400, AIX) even when the user name differs.
LTPA	IBM	Proprietary
IBM Tivoli Access Manager	IBM	Proprietary	Yes	Web, enterprise & Federated SSO solution. IBM Tivoli Identity Manager provides Identity management platform.
IBM Cloud Identity	IBM	Free / Proprietary	Yes	Cloud based SSO solution for enterprises looking to onboard SAML, OpenID Connect applications, built on the cloud with a robust set of APIs.
Imprivata OneSign	Imprivata	Proprietary
Janrain Federate SSO	Janrain	Proprietary	Yes	Social and conventional user SSO
LemonLDAP::NG[13]	LemonLDAP::NG team	Free Software	No	Web SSO with User Registration, Social login, Federated SSO(SAML 1.1, Saml 2.0, OpenID-Connect, etc.), widely used in French administration.
LoginRadius	LoginRadius Inc.	Proprietary	Yes	Cloud-based Customer Identity and Access Management with User Registration, Social login, Federated SSO(SAML 1.1, Saml 2.0, Oauth2, JWT, Multipass, etc.), and Web single sign on.
JOSSO	JOSSO	Free Software		Open Source Single Sign-On Server
Keycloak (Red Hat Single Sign-On)	Red Hat	Open source	Yes	Federated SSO (LDAP and Active Directory), standard protocols (OpenID Connect, OAuth 2.0 and SAML 2.0) for Web, clustering and single sign on. Red Hat Single Sign-On is version of Keycloak for which RedHat provides commercial support.
Microsoft account	Microsoft	Proprietary		Microsoft single sign-on web service
myOneLogin	VMware	Proprietary		Cloud single sign-on
NetIQ Access Manager	NetIQ	Proprietary	Yes, used in conjunction with NetIQ Identity Manager	Access Management, Federation and Risk-Based Access Control platform
Numina Application Framework	Numina Solutions	Proprietary	Yes	Single sign-on system for Windows (OpenID RP & OP, SAML IdP, and proprietary)
OneLogin	OneLogin Inc.	Proprietary	Yes	Cloud-based identity and access management with single sign-on (SSO) and active directory integration
Oracle Identity Management	Oracle Corporation	Proprietary	Yes	Identity and Access Management Suite of products from Oracle
SecureLogin	NetIQ	Proprietary		Enterprise Single-Sign-On
OpenAM	Open Identity Platform Community [14]	CDDL	Yes, used in conjunction with OpenDJ and OpenIDM	Access management, entitlements and federation server platform
Quicklaunch	QuicklaunchSSO	Proprietary	Yes	AI-based Identity-as-a-Service Platform that enables how Institutions & Organizations manage user identities, endpoint security and authentication.
Shibboleth	Shibboleth	Free & Open Source (Apache 2.0)		SAML-based open source access control
Ubuntu Single Sign On	Canonical Ltd.	Proprietary		OpenID-based SSO for Launchpad and Ubuntu services
Univention Corporate Server	Univention	Free & Open Source		Enterprise IAM with single sign-on using SAML
WSO2 Identity Server	WSO2	Free & Open Source (Apache 2.0)	Yes	SAML 2.0, OpenID, OpenID Connect, OAuth 2.0, SCIM, XACML, Passive Federation
ZXID	ZXID	Free Software	Yes	Reference Implementation of TAS3 security

See also

• List of OAuth providers
• Identity management
• Identity management systems
• OpenID
• SAML 2.0
• SAML-based products and services