Try searching on https://www.darkpattern.games It seems like a vast collection with reviews aimed at finding and naming healthy and unhealthy games

That’s right, i’ve mixed two topics. Thanks for pointing that out

I vote for maddy, but one important note for my setup: my family uses always-on VPN, so i only open port 25 for the world. Imap can be accessed only from vpn. In such case server can’t be used as relay from internet. Maybe try that way?