SimpleSAMLphp is described as 'application written in native PHP that deals with authentication. The main focus of SimpleSAMLphp is providing support for SAML 2.0 as a Service Provider (SP) and SAML 2.0 as an Identity Provider (IdP)' and is an app in the Development category. There are nine alternatives to SimpleSAMLphp for a variety of platforms, including Online / Web-based, Windows, Linux, Self-Hosted solutions and BSD. The best alternative is LoginRadius. It's not free, so if you're looking for a free alternative, you could try CAS or LemonLDAP::NG. Other great apps like SimpleSAMLphp are 10Duke Identity Provider (Paid), OpenAM (Free), shibboleth (Free, Open Source) and Connect2id Server (Paid).
10Duke Identity Provider makes it easy for your customers to access and register to multiple applications with single username and password or using their favorite social login, secures profile data and easily integrates with leading business tools.
LemonlLDAP::NG is a modular Web-SSO based on Apache::Session modules. It simplifies the build of a protected area with a few changes in the application. It manages both authentication and authorization and provides headers for accounting.
standards based, open source software for web single sign-on across or within organizational boundaries allowing sites to make informed authorization decisions for individual access of protected online resources in a privacy-preserving manner.
OpenID Connect / OAuth 2 server for single sign-on, identity provision and federation, and securing web APIs with access tokens. Supports profiles for fintech applications, eHealth, eGovernment and others.
The world of libraries, librarians and information professionals is in a period of exciting transition. As libraries, technology and information evolve, there is one constant: people want information that supports their learning, development and decision making.