Desktops are available for all RPi and Odroid devices from dietpi-software, see list below:
https://dietpi.com/forum/t/dietpi-software-details-for-all-installation-options/22/1
For desktop from boot. Make sure you say “yes” to autostart options, then select “Desktops”
For SSL, if you are using Apache2 or Lighttpd webserver, CertBot is a great tool to generate free SSL certs, and, have it automatically configured on system:
https://dietpi.com/forum/t/dietpi-software-details-for-all-installation-options/22/41