Calendars

Formats specific to the storage and transmission of calendars, datebooks, event listings, etc.

See also Address books and contacts and Date and time formats.

Calendars

• DeskMate Calendar (.cal)
• h-event (formerly hCalendar) (Microformats)
• iCalendar (.ics)
• vCalendar (.vcs)

System event schedulers

• crontab (Unix-like systems)
• Windows Task Scheduler
  • Task Scheduler Schema (XML)
  • Windows Task Scheduler JOB file (Binary)

Miscellaneous

• Notes Storage Facility (Lotus Notes; holds calendars, contacts, e-mail, and other things)
• Personal Folder File (Microsoft Outlook; holds calendars among various other things)
• Time Zone Database (used to convert between local and UTC times)