For those that don't use AWS Cognito, what's the next best alternative these days? (Don't say Auth0 either)
Asking as someone who's only every rolled his own or used Cognito: What's the problem with Auth0?
Ory stack has been working very well for us.
Big fan of Keycloak personally, but I'm also deep in the Quarkus/JVM ecosystem and Quarkus makes deving against Keycloak extremely easy.