PHP implementation of SAML logout protocol.
LightSAML-logout is distributed under a dual license: an open source license, and a commercial license. The open source license under which LightSAML-logout is distributed is the GNU Public License version 3 (GPLv3). Users that are not distributing proprietary modifications, additions to, or derivatives of LightSAML-logout, do not require the legal protections of a commercial license. For other users the GPLv3 does not suit their use of LightSAML-IDP, and commercial licensing is available.