Introduction

YAML (YAML Ain't Markup Language) is a human-readable data serialization format that's commonly used for configuration files and data exchange between languages with different data structures.

official YAML site

Official YAML specifications

• revision 1.2 link
• revision 1.1 link

NOTE

• YAML uses indentation to represent the structure of a document.
• Only spaces are allowed, tabs are not supported.
• Indentation levels define nested structures like lists and dictionaries.