There are 2 repositories under nav-authnz topic.
A scriptable/customizable web server for testing HTTP clients using OAuth2/OpenID Connect or applications with a dependency to a running OAuth2 server (i.e. APIs requiring signed JWTs from a known issuer)
Service implementing some parts of OAuth 2.0 Token Exchange (https://www.rfc-editor.org/rfc/rfc8693.html)
Kubernetes Operator for automated registration of Azure AD applications
Kubernetes Operator for automated registration and configuration of Digdir clients (ID-porten & Maskinporten)