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RSS Namespaces

RSS namespaces are the XML mechanism that lets feeds carry extra, structured data beyond the core RSS specification, using prefixed tags like media:content, itunes:duration, and dc:creator. They power much of what auto-posting tools rely on for accurate images, podcast metadata, and author attribution. This tag collects technical explainers on how namespaces work, which ones matter most for auto-posting, and how to diagnose problems when a namespaced tag is missing or malformed. The two worth checking first are media:content, which decides whether an image travels, and the iTunes tags, which carry podcast metadata. If an image is missing at the destination, this is usually where the answer is.
RSS Namespaces Explained: What media:content, itunes:, and dc: Tags Mean for Auto-Posting
Updated: 2026-09-29

If you've ever opened your own RSS feed in a text editor and seen tags like media:content, itunes:image, or dc:creator mixed in...

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