Best Calendar & Contacts software in 2026
7 tools compared across pricing, features, and deployment.
Baïkal
sabre.io
Lightweight CalDAV and CardDAV server based on sabre/dav.
Calendar & ContactsFree
DAViCal
davical.org
Server for calendar sharing (CalDAV) that uses a PostgreSQL database as a data store.
Calendar & ContactsFree
Davis
github.com
A simple, dockerizable and fully translatable admin interface for sabre/dav based on Symfony 5 and Bootstrap 4, largely inspired by Baïkal.
Calendar & ContactsFree
Manage My Damn Life
intri.in
Manage my Damn Life (MMDL) is a self-hosted front end for managing your CalDAV tasks and calendars.
Calendar & ContactsFree
Radicale
radicale.org
Simple calendar and contact server with extremely low administrative overhead.
Calendar & ContactsFree
SabreDAV
sabre.io
Open source CardDAV, CalDAV, and WebDAV framework and server.
Calendar & ContactsFree
Xandikos
github.com
Open source CardDAV and CalDAV server with minimal administrative overhead, backed by a Git repository.
Calendar & ContactsFree