Self-hosted projects tagged “CardDAV

15 open source projects with this tag

15 services found

Stalwart Mail Server

Stalwart Mail Server

All-in-one mail and collaboration server for modern and legacy protocols

11.7k
650
Last commit: 10h ago

All-in-one open-source mail and collaboration server with SMTP, IMAP, JMAP, CalDAV, CardDAV, and WebDAV, plus integrated anti-spam and phishing protection.

Alternative to:
Microsoft Exchange Online
Microsoft Exchange Online
+19
ownCloud

ownCloud

Open-source file sync, share and collaboration platform

8.7k
2.1k
Last commit: 12h ago

Open-source platform for secure file sync, sharing, collaboration, calendars and external storage with WebDAV/CalDAV/CardDAV support.

Alternative to:
Dropbox
Dropbox
+19
Radicale

Radicale

CalDAV and CardDAV server for calendars, tasks, and contacts

4.4k
497
Last commit: 17h ago

Lightweight CalDAV/CardDAV server for syncing calendars, to-dos, and contacts with many clients, storing data on the filesystem and supporting auth and TLS.

Alternative to:
Google Calendar
Google Calendar
+8
Baïkal

Baïkal

Lightweight CalDAV and CardDAV server for calendars and contacts

3.1k
308
Last commit: 1mo ago

Baïkal is a lightweight CalDAV/CardDAV server with a web admin UI for managing users, calendars, and address books, backed by MySQL or SQLite.

Alternative to:
Google Calendar
Google Calendar
+4
SOGo

SOGo

Scalable groupware server with webmail, calendars, and contacts

2.1k
304
Last commit: 9h ago

Open source groupware suite providing webmail, calendaring, address books, and shared resources via open standards like IMAP, CalDAV, and CardDAV.

Alternative to:
Microsoft Exchange Online
Microsoft Exchange Online
+19
sabre/dav

sabre/dav

PHP framework for WebDAV, CalDAV, and CardDAV servers

1.7k
365
Last commit: 1mo ago

sabre/dav is a PHP framework for building WebDAV file servers and CalDAV/CardDAV calendar and contacts services.

Alternative to:
Google Calendar
Google Calendar
+11
FluidCalendar

FluidCalendar

Intelligent task scheduling and calendar management app

921
51
Last commit: 15d ago

Open-source task scheduler and calendar app that auto-plans tasks, syncs with external calendars, and provides a modern UI for managing time blocks and workflows.

Alternative to:
Google Calendar
Google Calendar
+13
DavMail

DavMail

Exchange and Microsoft 365 gateway for standard mail and PIM protocols

704
102
Last commit: 3d ago

DavMail is a Java gateway that lets standard clients use IMAP/POP/SMTP, CalDAV, CardDAV, and LDAP with Microsoft Exchange and Microsoft 365 via OWA/EWS.

Alternative to:
Proton Mail Bridge
Proton Mail Bridge
Davis

Davis

CalDAV/CardDAV/WebDAV server with a Symfony-based admin interface

672
39
Last commit: 14d ago

Davis is a sabre/dav-based CalDAV/CardDAV/WebDAV server with a modern Symfony 7 admin dashboard for managing users, calendars, sharing, and address books.

Alternative to:
Google Calendar
Google Calendar
+6
Cyrus IMAP

Cyrus IMAP

Email, contacts, and calendar server with IMAP and JMAP

620
161
Last commit: 10h ago

Cyrus IMAP is a secure, scalable mail server providing IMAP/JMAP email plus CalDAV/CardDAV contacts and calendars, with ACLs, quotas, search, and replication.

Alternative to:
Microsoft Exchange Online
Microsoft Exchange Online
+18
Xandikos

Xandikos

CalDAV/CardDAV server that stores data in a Git repository

553
54
Last commit: 8d ago

Lightweight CalDAV/CardDAV server implemented in Python that stores calendars and contacts in a Git-backed hierarchy with history and sync support.

Alternative to:
Google Calendar
Google Calendar
+4
Group-Office

Group-Office

Enterprise groupware and CRM with calendars, files and email

253
52
Last commit: 1d ago

PHP-based groupware and CRM for teams: calendars, contacts, email, file management, projects and CRM with CalDAV/CardDAV/IMAP support and extensible modules.

Alternative to:
Microsoft Exchange Online
Microsoft Exchange Online
+15
tine

tine

PHP-based modular groupware for calendar, contacts, email, CRM and files

20
3
Last commit: 7h ago

Open-source PHP groupware providing CalDAV/CardDAV, ActiveSync, email client, CRM, tasks, file manager and Docker images for on-premise collaboration.

Alternative to:
Microsoft Exchange Online
Microsoft Exchange Online
+19
Zimbra Collaboration

Zimbra Collaboration

Enterprise email, calendar, contacts, and collaboration suite

Self-hosted enterprise collaboration suite providing email, webmail, calendaring, contacts, and administration for organizations.

Alternative to:
Microsoft Exchange Online
Microsoft Exchange Online
+19
Citadel

Citadel

Groupware server with email, calendaring, contacts, and web access

Citadel is an open source groupware and messaging server providing email, calendars, contacts, and a web interface with room-based collaboration.

Alternative to:
Microsoft Exchange Online
Microsoft Exchange Online
+19