Could you clarify what is the main value for you in Rainloop comparing with RoundCube?
it looks like it was made less than 20 years ago is the main one.
Have you seen the reasons why Tomcat support was dropped in Plesk https://support.plesk.com/hc/en-us/articles/115005115774-Deprecated-functionality-in-Plesk-Onyx-17-8#Tomcat ?
IGDawesi shared this idea ·
9 votesopen discussion · AdminSergey L (Director of Program Management, Plesk International GmbH) responded
It is not really popular per our information. But while CF is not in our plan now, we remain open to this proposal – everyone can vote for it and we will see the demandDawesi supported this idea ·