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Kairos vs Eventix: catalog facts
Kairos	Eventix
Free Free and open source under the GPL-3.0 or later licence.	Free Free and open source under the GPL-3.0-or-later licence.
Linux	Linux
Designed for touch input on tablets Works well alongside tiling window managers	Handles both events and tasks Syncs with CalDAV and Microsoft 365 (Exchange)
Young project with little documentation Linux only	Linux only Small project with few users
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-3.0-or-later
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it 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.