deskutils/kalendar: new port, flashy calendar w/ QML & Akonadi
Release notes are at
https://claudiocambra.com/2021/11/13/kalendar-v0-2-0-is-out-now-adding-drag-and-drop-improved-calendar-management-and-lots-of-bug-fixes-kalendar-devlog-22/
This is a relatively new application, using a whole bunch of KDE
Frameworks technologies.