Developer
YAML Formatter
Format YAML, clean indentation, and catch common YAML structure issues in your browser.
Lightweight YAML checks run locally. Complex anchors, tags, schemas, and application-specific rules still need review in your target system.
How to use YAML Formatter
Best for
- Cleaning pasted YAML config before adding it to docs or source control.
- Finding common indentation, tab, list, and key-value mistakes.
- Normalizing simple YAML snippets without uploading them.
Steps
- Paste YAML into the input box.
- Choose Format to clean spacing and indentation or Validate to check common structure issues.
- Review warnings before copying the formatted YAML.
Notes
- This is a lightweight browser-side YAML checker, not a full schema validator.
- Review complex anchors, tags, multiline strings, and application-specific YAML rules in your target system.
FAQ
Does YAML Formatter upload my YAML?
No. Formatting and common validation checks run in your browser.
Is this a full YAML parser?
No. It catches common structure issues and cleans formatting, but it does not validate every YAML feature or schema rule.