Calypso

From the homepage: Calypso is a python-based CalDAV/CardDAV server that started as a few small patches to Radicale but was eventually split off as a separate project.

Setup

(the default port is 5233)

CalDAV-Sync

• Server URL: http(s)://server:port/username/
• Use SSL: check accordingly
• Username: your login name
• Password: your password

CardDAV-Sync

The same as above.