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YAML front-matter data at the command line

Yamatter is a command-line tool to inspect and transform YAML front-matter data using JavaScript functions.

Yamatter runs in Node.js and can be installed globally with npm:

npm install -g yamatter

Full documentation available on the project’s GitHub repository page.

Colophon: The Yamatter wordmark is typeset in IBM Plex Mono, a typeface by Bold Monday.

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