There are 2 repositories under molecule-tested topic.
Ansible role to configure Unbound
Ansible role to add SSH hostkeys for Github
Ansible role to configure certbot
Ansible role to install fail2ban
Ansible role to configure nftables
Ansible role to configure NSD
Ansible role to setup Postfix
Ansible role to configure Wireguard
Ansible role to configure SSH
Ansible role to generate SSH keys
Ansible role to add a failmail systemd service to a host