Howtoforge published a tutorial about installing EteSync server on Ubuntu 20.04.
How to Install EteSync server on Ubuntu 20.04
EteSync is an open-source solution to sync your contacts, calendars, and tasks. It is self-hosted, provides end-to-end encryption, and allows you to share data with other users. It can be integrated with GNOME and KDE desktops. It can be accessed through desktop, web, Android, and iOS clients.
