I reffered Gluu Server 4.5 doc. there mentioned
> 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 decisions.
https://gluu.org/docs/gluu-server/4.5/
in Doc what is the meaning of free open source, I am confuced there?
We have setup Gluu 3.1.2 in our linux machine.