Apereo CAS - Enterprise Single Sign On for the Web
Free • Open Source
What is CAS?
CAS provides enterprise single sign-on service:
An open and well-documented protocol An open-source Java server component A library of clients for Java, .Net, PHP, Perl, Apache, uPortal, and others Integrates with uPortal, Blackboard, Bannner, PeopleSoft, Drupal, Canvas, Liferay, Moodle and others Community documentation and implementation support An extensive community of adopters