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Nextcloud Calendar vs EGroupware: catalog facts
Nextcloud Calendar	EGroupware
Free Free app for Nextcloud servers.	Freemium Free Community Edition; the EPL edition and cloud hosting are paid.
Web, Self-hosted	Web, Self-hosted
Calendars stay on your own server CalDAV sync with standard clients	Wide feature set from email and calendar to CRM and helpdesk Can be self-hosted or used as a German-hosted cloud service
Requires a running Nextcloud server Not a standalone app	Some features are reserved for the paid EPL edition A large suite to set up and maintain on your own server
Self-hosted	Web application, Self-hosted, Hosted service
Open source	Open source
License not stated	License not stated
Account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.