Simon Willison’s Weblog

YAML

I forget quite how I got there, but the other day I found myself reading about YAML—YAML Ain’t Markup Language. It looks really interesting. YAML aims to be an easily human readable format for storing and transferring structured data—so far, so XML. Where it differs from the IT world’s favourite buzzword is that YAML is specifically designed to handle the three most common data structures—scalars (single values), lists and dictionaries. Here’s a sample (taken from the official specification):