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Software · Office & notes

Kairos

Kairos is a calendar program, available on Linux.

  • Completely free
  • Linux
  • Open source

At a glance

Kairos is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (GPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

  • Open source code
  • Commercial use allowed

About

Kairos is a modern looking and intuitive to use calendar. It's touch friendly usage makes it ideal for tablets. Main features: Sync remote calendars from Gnome Online Accounts Manage existing calendars Display, add, modify and delete events Different calendar visualization modes Trackpad gestures for navigation Touch friendly input fields Search-Provider integration Add new events via Gnome-Search Mini-Mode as opt-in feature to stick Kairos to the desktop Collaboration as opt-in feature to share events and see information about invitations

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Last technical check: 7 November 2026
  • Description from Flathub — AppStream (Flathub)

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