YAML Formatter
Format, validate and minify YAML online. Fix YAML syntax errors instantly in your browser — no signup required.
Indent:
YAML Input
YAML Output
Formatted YAML will appear here
Frequently asked questions
What does YAML Formatter do?
Format, validate and minify YAML online. Fix YAML syntax errors instantly in your browser — no signup required.
What should I check in the result?
Test a small known example and an invalid input. Review generated code or decoded data before using it in a project; inspection alone does not establish correctness or authenticity.