shell snippet to query a webpage and extract it's opengraph meta data as json

01-pull-open-graph.sh

curl -s https://ogp.me | pup 'head meta json{}' | \
  jq '.[] | select(.property) | select(.property | contains("og:")) | {(.property) : (.content)}' | \
  jq -s add

02-out.json

{
  "og:title": "Open Graph protocol",
  "og:type": "website",
  "og:url": "https://ogp.me/",
  "og:image": "https://ogp.me/logo.png",
  "og:image:type": "image/png",
  "og:image:width": "300",
  "og:image:height": "300",
  "og:image:alt": "The Open Graph logo",
  "og:description": "The Open Graph protocol enables any web page to become a rich object in a social graph."
}