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Best European alternatives to Nextcloud Calendar in 2026

We found 1 EU-built alternative to Nextcloud Calendar — GDPR-native, with verified data sovereignty and transparent rankings. No pay-to-win.

1 EU-built alternative to Nextcloud Calendar

Baikal

Infrastructure & Cloud

EU Based

Baïkal is a self-hosted CalDAV and CardDAV server for managing calendar and contact data. Built on PHP with SQLite or MySQL storage and powered by SabreDAV, it lets users sync calendars and contacts across devices without relying on third-party cloud services.

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