Specs and Articles

These are local copies of relevant specifications. They have all been lightly edited for grammar, clarity, and Markdown formatting, with a respect for keeping the meaning exactly the same.

Primary Specifications

• Spec: Atom 1.0
• Spec: JSON Feed v1
• Spec: RSS 1.0
• Spec: RSS 2.0

Extension Specifications

• Spec: Creative Commons Module
• Spec: Dublin Core 1.1
• Spec: GeoRSS (GML)
• Spec: GeoRSS (Simple)
• Spec: iTunes Podcast RSS
• Spec: Media RSS
• Spec: RSS 1.0 Content Modules
• Spec: RSS 1.0 Slash Modules
• Spec: W3C WGS84 Geo

Legacy Specifications

• Spec: Atom 0.3
• Spec: CDF (Microsoft)
• Spec: RSS 0.9 (Netscape)
• Spec: RSS 0.91 (Netscape)
• Spec: RSS 0.91 (Userland)
• Spec: RSS 0.92 (Userland)
• Spec: RSS 0.93 (Userland)

Articles

• Article: How to consume RSS safely

XML Namespaces

Format	Canonical XML Namespace URI
Atom 0.3	http://purl.org/atom/ns#
Atom 1.0	http://www.w3.org/2005/Atom
Creative Commons	http://backend.userland.com/creativeCommonsRssModule
Dublin Core 1.0	http://purl.org/dc/elements/1.0/
Dublin Core 1.1	http://purl.org/dc/elements/1.1/
GeoRSS	http://www.georss.org/georss
GML	http://www.opengis.net/gml
iTunes Podcast RSS	http://www.itunes.com/dtds/podcast-1.0.dtd
MediaRSS	http://search.yahoo.com/mrss/, http://search.yahoo.com/mrss, http://video.search.yahoo.com/mrss, http://video.search.yahoo.com/mrss/
RDF	http://www.w3.org/1999/02/22-rdf-syntax-ns#
RSS 0.90	http://my.netscape.com/rdf/simple/0.9/
RSS 1.0	http://purl.org/rss/1.0/
RSS 1.0 Modules: Content	http://purl.org/rss/1.0/modules/content/
RSS 1.0 Modules: Slash	http://purl.org/rss/1.0/modules/slash/
RSS 2.0	(blank)
W3C WGS84 Geo	http://www.w3.org/2003/01/geo/wgs84_pos#
XHTML	http://www.w3.org/1999/xhtml
XML	http://www.w3.org/XML/1998/namespace