This project is a collection of iCalendar and xCalendar utilities and programs supporting the IETF RFC-2445, RFC-2446, and RFC-2447 proposed standards.
A format for calendaring and scheduling information. The term iCalendar generally refers to the protocols associated with the iCalendar format, such as the methods to exchange iCalendar objects. http://www.imc.org/ietf-calendar
The iCalendar standard refers to the format used to store calendar type information (including events, to-do items, and journal entries) on the Internet. iCalendar data can be found on some World-Wide-Web pages or attached to e-mail messages.
An Internet standard for creating and sharing electronic calendaring and scheduling information
An abbreviation for Internet calendaring, a standard for sending invitations over the Internet.
A calendaring standard that specifies common event descriptions as Multi-part Internet Mail Extension (MIME) objects so that any iCalendar-compliant application can send or receive calendaring and scheduling information to or from any other iCalendar-compliant application.
Calendar is a standard (RFC 2445) for calendar data exchange. The standard is sometimes referred to as "iCal", which also is the name of the Apple, Inc. calendar program that provides one of the implementations of the standard.