Question 'Software Requirements for Plesk Obsidian'

[learning_curve]

For whatever reason, this thread that our initial post / your reply (below) are in, has now been locked / closed @Anthony So regardless, here's our answer to your answer c/w further question...

....we've tried to keep it up-to-date but could miss something. What is specifically outdated?....

Dovecot (for example) is the 1st thing that we noticed @Anthony so we'd naturally assumed that somewhere, there was a more up to date / finite list for the RTM (18.0.19) build