Gluu Server is described as 'The Gluu Server is a container distribution of free open source software (FOSS) for identity and access management (IAM). SaaS, custom, open source and commercial web and mobile applications can leverage a Gluu Server for user authentication, identity information, and policy' and is a identity management tool in the network & admin category. There are more than 25 alternatives to Gluu Server for a variety of platforms, including Web-based, Self-Hosted, SaaS, Linux and Windows apps. The best Gluu Server alternative is Keycloak, which is both free and Open Source. Other great apps like Gluu Server are authentik, Kanidm, Phase Two and Rauthy.