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GNOME Calendar vs Calindori: catalog facts
GNOME Calendar	Calindori
Free Free GNOME application supported by donations.	Free Free and open source under the GPL-3.0 or later licence.
Linux	Linux
Syncs with Nextcloud, Google Calendar and CalDAV servers Local calendars work fully offline	Stores calendars in the standard iCal format Handles both events and to-do items
Designed for the GNOME desktop on Linux Kept deliberately simple, with fewer features than full groupware clients	Linux only Basic feature set compared with full desktop calendar suites
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-3.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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