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Open Source Apple Calendar Server Alternatives

Discover 2 open source alternatives to Apple Calendar Server. All free, community-driven, and actively maintained.

What is Apple Calendar Server?

Radicale
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Radicale

A simple CalDAV (calendar) and CardDAV (contact) server.

CalDAV
Baikal
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Baikal

Baïkal is a Calendar+Contacts server

CalDAV