Authentic 2 is a versatile identity provider addressing a broad range of needs, from simple to advanced setups, around web authentication, attribute sharing and namespace mapping.
Authentic 2 supports many protocols and standards, including SAML2, CAS, OpenID, LDAP, X509, OATH, and can bridge between them.
Authentic 2 is under the GNU AGPL version 3 licence.
It has support for SAMLv2 thanks to Lasso, a free (GNU GPL) implementation of the Liberty Alliance and OASIS specifications of SAML2, ID-FF1.2 and ID-WSF2.
The Documentation is under the licence Creative Commons CC BY-SA 2.0.
Authentic and Authentic 2 are copyrighted by Entr’ouvert and are licensed through the GNU AFFERO GENERAL PUBLIC LICENSE, version 3 or later. A copy of the whole license text is available in the COPYING file.
The OpenID IdP originates in the project django_openid_provider by Roman Barczyski, which is under the Apache 2.0 licence. This imply that you must distribute authentic2 under the AGPL3 licence when distributing this part of the project which is the only AGPL licence version compatible with the Apache 2.0 licence.
The Documentation is under the licence Creative Commons CC BY-SA 2.0.