RFC 6321 · PROPOSED STANDARD · 2011
WED · 29 JUL 2026
xCal: The XML Format for iCalendar
Overview
RFC 6321, “xCal: The XML Format for iCalendar”, is a Proposed Standard document published in August 2011 by C. Daboo, M. Douglass, S. Lees. It has since been updated by RFC 6868, RFC 7529. The canonical text is published by the RFC Editor.
Abstract
This specification defines "xCal", an XML format for iCalendar data. [STANDARDS-TRACK]
What “Proposed Standard” means
An entry-level standards-track specification: stable, peer-reviewed and a solid basis for implementation, though it may still evolve before becoming an Internet Standard.
Read this RFC
The canonical text of RFC 6321 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
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