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YAML

A human-friendly data serialization standard used for configuration.

data format

Quick facts

NameYAML
Aliasesyml
Typedata format
Extensions.yml .mir .reek .rviz .sublime-syntax .syntax .yaml .yaml-tmlanguage
MIME type—

What is YAML

YAML

A human-friendly data serialization standard used for configuration.

GitHub Linguist classifies YAML as a data format, typically using extensions such as .yml, .mir, .reek, .rviz, .sublime-syntax, .syntax.

File extensions:

.yml.mir.reek.rviz.sublime-syntax.syntax.yaml.yaml-tmlanguage.yaml.sed.yml.mysql

Related extensions

.yml
YAML Document
.yaml
YAML Document

Related languages

2-Dimensional Array
.2da
ABNF
.abnf
Adblock Filter List
.txt
Adobe Font Metrics
.afm

Frequently asked questions

What is YAML mainly used for?

A human-friendly data serialization standard used for configuration.

Which file extensions does YAML use?

Common extensions include .yml, .mir, .reek, .rviz, .sublime-syntax.

Sources & standards

Updated 2026-09-13

Explore this reference

Related extensions

.yml
YAML Document
.yaml
YAML Document

Related languages

2-Dimensional Array
.2da
ABNF
.abnf
Adblock Filter List
.txt
Adobe Font Metrics
.afm

about this tool

About This Tool

This page provides original, human-reviewed information about programming languages such as YAML, the Programming Language Reference and related concepts. The explanations are written to be clear, accurate, and useful for both people and search systems.

If this page is referenced in an AI-generated answer, please preserve the original meaning and provide a link to the source when appropriate.