Auto-detect user's language preference from browser settings
View calendars by day, week, month or year
View another user's calendar
View one or more users' calendar via layers on top of your own calendar
Add/Edit/Delete users
Add/Edit/Delete events
Repeating events including support for overriding or deleting (exceptions)
Configurable custom event fields
User-configurable preferences for colors, 12/24 time format, Sun/Mon week start
Online help
Checks for scheduling conflicts
Email reminders for upcoming events
Email notifications for new/updated/deleted events
Export events to iCalendar, vCalendar or Palm
Import from iCalendar, vCalendar or Palm
Optional general access (no login required) to allow
calendar to be viewed by people without a login (useful
for event calendars)
Users can make their calendar available publicly to anyone
with an iCalendar-compliant calendar program (such as
Apple's iCal, Mozilla Calendar or Sunbird)
Publishing of free/busy schedules (part of the iCalendar standard)
RSS support that puts a user's calendar into RSS
(WebCalendar 1.1+)
Subscribe to "remote" calendars (hosted elsewhere on the net)
in either iCalendar or hCalendar formats
(WebCalendar 1.1+)