| icalvircal | Ical data handling for Virtual Calendars |
| personal_vircal_ardb | Singleton class that defines some Personal Virtual Calendars as array storage |
| system_vircal_ardb | Singleton class that defines some System Virtual Calendars as array storage |
| vircal_ardb | Virtual Calendar Array Storage Database |
| virtual_calendar | Virtual Calendar across egw resources |
1.4.6