$ curl https://ogp.me | og
+-----------------+-----------------------------------------------------------------------------------------+
| property | content |
+-----------------+-----------------------------------------------------------------------------------------+
| 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. |
+-----------------+-----------------------------------------------------------------------------------------+
-h, --help
Print help information
-j, --json
Displayed in JSON format
-p, --prefix <PREFIX>
Prefix settings other than OG. Specify key separated by colons. ex:
--prefix=twitter:name
-V, --version
Print version information