Compare software

OrageEvolution
Free

Free and open source as part of the Xfce project.

 Free

Free and open source, part of the GNOME project.

Linux Linux
  • Light on resources
  • Uses the standard iCal format with import and export
  • Mail, calendar, contacts and tasks in one program
  • Exchange Web Services plugin connects to Microsoft 365
  • Single user only, no group calendars
  • Linux desktop only
  • Linux only
  • Heavier than a mail-only client, and slower to start
Downloadable app Downloadable app
Open source Open source
License not stated License: GPL-2.0-or-later and LGPL-2.1-or-later
No account needed No account needed
Works offline Works offline

Checked October 2, 2026

Checked September 21, 2026

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