Zimbra MCP serverEmailCalendar ManagementDobrin77Alicense-Not gradedqualityCmaintenanceEnables staff to connect Claude to their own Zimbra mail, calendar, and contacts as a custom connector, with passkey sign-in, preauth, LDAP access checks, and a calendar-only CalDAV gateway for Outlook. Updated 2 hours ago (2026-11-09 11:32 UTC)MIT