Allows you to setup single sign on capabilities between your site and Zendesk. Create's user accounts on the fly, automatically logs in users.
CommunityAPI SSO provides user provisioning, authorization and single signon capabilities against CommunityAPI providers.
Alternative authentication plugin for WordPress. This plugin add several login method: LDAP login and two Single Sign-on(SSO) login method: CoSign V2,
Authenticate users using Sun's Open Single Sign On service.
This plugin, based upon James Kelley's plugin, lets users register and log in using IDs including Facebook, OpenID, and Yahoo via PrefPass.
This plugin allows you to connect your local wordpress installation to a new or existing KickApps community.