How does AuthN compare to Keycloak? http://www.keycloak.org
Keycloak does some really great things. It does require managing a Java runtime though, and is missing the streamlining that allows AuthN to run as an invisible API. Keycloak (and similar) hosts and renders your login page. You customize through theming. You're expected to redirect users through a standard OAuth2/OIDC flow on a different domain. AuthN doesn't render any HTML. That's all you, from start to finish. Thi…
EDIT: I've been trying out keycloak and it looks great but I've always assumed I just had not figured out how to make that happen. As the documentation is quite large and of the harder kind.