Other collaborative tools
Zimbra calendar
How to add Google calendar
For instance how to add the South Green Agenda
See Synchroniser un calendrier Google avec Zimbra
Please use the following address to access your calendar from other applications. You can copy and paste this into any calendar product that supports the iCal format.
https://calendar.google.com/calendar/ical/35mqc76dq3gf5a4ob0u75qm4ms%40g...