Data Formats utility

YAML Formatter

Format YAML with consistent indentation and readable output.

● This tool runs entirely in your browser. Your input is never uploaded to our servers.

Input

Output

Your result will appear here…

How to use YAML Formatter

Paste YAML or load the example.
Select Format to parse and normalize the document.
Copy the formatted result.

Example

Input:

name: Ada
active: true
skills: [design, logic]

Output:

name: Ada
active: true
skills:
  - design
  - logic

Use cases

Clean up configuration files.
Review nested YAML data.
Normalize YAML before committing changes.

About this tool

Format YAML with consistent indentation and readable output. Processing happens locally in your browser, so your input is not sent to a server or included in analytics.

Frequently asked questions

Which YAML versions are supported?

The parser supports common YAML 1.1 and 1.2 syntax; ambiguous scalar values may follow YAML schema rules.

Can it format multiple documents?

Yes. Separate documents with YAML document markers (---).

Is the content uploaded?

No. Parsing and formatting happen in your browser.