[yowmamasita]

I tried and it seems it's Keycloak with an easy UX, a lot less features, and you're limited to only one realm.

[mffap]

In case you're looking for multi-tenancy with self-service, maybe try out https://github.com/zitadel/zitadel Would be glad to get your thoughts on the platform. (discl: I work for ZITADEL.

[pseudopuppet]

We started as for customer identity, which means the current version is for the apps that have external customers, e.g. an online store. We’ll constantly iterate to fit more scenarios.