Structured Meta Data for Preview Boxes and Crawlers
When structured meta data is provided in pages, other sites can render nice preview boxes.
We know that Google Schema.org, Facebook Open Graph and Twitter Cards are common formats for this.
We can validate with https://issemantic.net/schema-markup-validator
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These kinds of meta data are prepared: -
title -
optional summary as description -
optional key words (for SEO) -
optional banner image (or screenshot of page, or image summary?)
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There is structured <meta /> data in the <head /> of a page in the form of:
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Google Schema.org -
Facebook Open Graph -
Twitter Cards -
Microsoft Application -
Apple Icons -
theme-color
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This story is note about a machine-readable sitemap #49 (closed)
Related to #47
Edited by jon r