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Self-hosted Calendar & Contacts

10 projects

10 self-hostable, open-source calendar & contacts tools you can run on your own hardware — no SaaS lock-in. Ranked by our Recommended score, a quality blend of deployability, maintenance, security signals, popularity and metadata confidence (not raw stars). Each listing shows exactly how hard it is to self-host and what it depends on.

Radicale

Calendar & Contacts·Python

Simple calendar and contact server with extremely low administrative overhead.

Manual setup
5.1kActive

Xandikos

Calendar & Contacts·Python

Open source CardDAV and CalDAV server with minimal administrative overhead, backed by a Git repository.

Manual setup
608Active

DavMail

Calendar & Contacts·Java

POP/IMAP/SMTP/Caldav/Carddav/LDAP exchange gateway allowing users to use any mail/calendar client with an E…

Manual setup
761Active

Baïkal

Calendar & Contacts·PHP

Lightweight CalDAV and CardDAV server based on sabre/dav.

Manual setup
3.3kActive

SabreDAV

Calendar & Contacts·PHP

Open source CardDAV, CalDAV, and WebDAV framework and server.

Manual setup
1.7kActive

Davis

Calendar & Contacts·PHP

A simple, dockerizable and fully translatable admin interface for sabre/dav based on Symfony 5 and Bootstra…

Manual setup
753Active

dayGLANCE

Calendar & Contacts

Day planner with drag-and-drop time blocking, inbox, recurring tasks, habits, routines, goals, projects and…

Docker Compose
159Active

Keeper.sh

Calendar & Contacts

Calendar syncing tool that pulls and pushes events between calendar sources and destinations via iCal/ICS o…

Docker Compose
1.4kActive

Manage My Damn Life

Calendar & Contacts·JavaScript

Manage my Damn Life (MMDL) is a self-hosted front end for managing your CalDAV tasks and calendars.

Docker Compose
640Active

DAViCal

Calendar & Contacts·PHP

Server for calendar sharing (CalDAV) that uses a PostgreSQL database as a data store.

Manual setup
111Unknown

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