Eventix is an iCalendar event and task manager for Linux desktops supporting CalDAV and Microsoft 365 (Exchange). It runs a local web server that provides a calendar UI, and ships a GTK desktop wrapper that embeds that UI in a native application window with system tray integration.
Most important features:
- Monthly, weekly, and list calendar views
- Event and task management with full create / edit / delete support
- Recurrent events and tasks
- Organized events with attendees and accept/decline
- Alarm / notification system with per-calendar personal alarm overrides
- CalDAV synchronization via vdirsyncer (bundled)
- Microsoft 365 synchronization via DavMail (bundled)
- Local filesystem calendar support (no sync required)
- iCalendar (.ics) file import via a GTK dialog
- System tray icon showing due-today and overdue task counts
Screenshots
Observed history
| App | Change | Version | When ↓ |
|---|---|---|---|
| updated | 1.2.0 | 3 Oct 2026 |
Upstream releases
Release notes supplied by the developer. These dates are not Flathub package publication times.
1.2.03 Oct 2026
- Switched to O365 Graph API as EWS is phased out.
- Use O365 device-code authentication.
1.1.47 Sept 2026
- Fixed another bug in out-of-date indicator.
1.1.330 Aug 2026
- Request reload after imports via new server-to-client channel.
- Fixed bugs in out-of-date indicator.
1.1.330 Aug 2026
- Request reload after imports via new server-to-client channel.
- Fixed bugs in out-of-date indicator.






