HolyServices v1.0.0.25 has been ported (2019/11/16) to OS/2, ArcaOS and eComStation.
URL: Tellie File Storage Site.
"Calendar-like planning of holy services for small parishes, connection to iCal supporting time-organizers."
This port requires the Qt 5 libraries.
Official Project URL: https://sourceforge.net/projects/holyservices/
Ported by Elbert Pol.