Last commit is on April 22, 2023:
https://github.com/Kozea/Radicale/commits/master/
Last release on July 15, 2022: https://github.com/Kozea/Radicale/releases
Among the list of CalDAV/CardDAV servers mentioned in the wiki
<https://wiki.archlinux.org/title/List_of_applications/Other#CalDAV/CardDAV_servers>,
Baikal seems to be a good alternative that is also maintained.
Last commit 10 hours ago: https://github.com/sabre-io/Baikal/commits/master/
Last release on November 16, 2023:
https://github.com/sabre-io/Baikal/releases
While there is an AUR package of Baikal
<https://aur.archlinux.org/packages/baikal>, I try to avoid installing
AUR packages as much as possible. How do I request arch packagers to
package Baikal in the official repos?