Our great sponsors
-
InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
+1, but if OP doesn't (think they) need the rest of Nextcloud's features, there are standalone caldav servers like sabre/dav or Baïkal.
I just set up my EteSync today, but I don't host it myself, so I don't know about the difficulty of that.
NOTE:
The number of mentions on this list indicates mentions on common posts plus user suggested alternatives.
Hence, a higher number means a more popular project.