(last updated 2012-09-23) Resource Identifier (RI) Scheme name: webcal Status: provisional Scheme syntax: webcal:// example: webcal://example.com/calendar.ics Scheme semantics: Subscribing to calendars in iCalendar format Encoding considerations: Unknown, use with care. Applications/protocols that use this scheme name: HTTP as a transport protocol is assumed. See Webcal for details. Interoperability considerations: Unknown, use with care. May be unsuitable for open use on the public internet. Security considerations: Unknown, use with care. Contact: Registering party: Dave Thaler Scheme creator: iCalendar Author/Change controller: Either the registering party or someone who is verified to represent the scheme creator. See previous answer. References: http://en.wikipedia.org/wiki/Icalendar, http://en.wikipedia.org/wiki/Webcal   (file created 2012-09-23)