Developer Tools
YAML Formatter
Format simple pasted YAML snippets into cleaner, consistently indented YAML-style output locally in your browser.
Output will appear here.
YAML formatting workflow tips
Use YAML Formatter when copied config notes, examples, or issue snippets need consistent spacing before being shared. For JSON handoffs, convert the result with YAML to JSON, then inspect it with JSON Formatter or JSON Validator.
Need the reverse direction from JSON? JSON to YAML creates readable YAML-style output from valid JSON, while TOML to JSON handles common TOML config snippets before they enter the JSON/YAML workflow.
What this tool does
YAML Formatter normalizes lightweight key/value YAML and scalar lists into readable YAML-style text for docs, examples, config notes, and handoffs. It is intentionally limited to common pasted snippets and is not a full YAML parser for anchors, multi-document files, custom tags, or advanced YAML features.
Common use cases
Format simple YAML snippets for documentation, examples, config notes, and developer handoffs before converting or validating related data.
Use YAML Formatter when you are working with copied API payloads, logs, encoded values, config snippets, identifiers, or debugging data and need a quick browser-local check before pasting the result into docs, tickets, tests, or another developer tool.
How to use it
- Paste simple YAML key/value data or a scalar list.
- Review the formatted YAML output, line count, and detected item count.
- Copy the result, convert it to JSON, or validate related JSON output before using it in documentation or tests.
Example workflow
Copy a small payload or encoded value from an API response, request URL, log line, or config file. Run the focused check here, confirm the output is readable, then continue with related developer data tools such as validation, formatting, decoding, timestamp conversion, or CSV/JSON conversion.
Privacy note
Client-side only: YAML formatting runs in your browser and pasted YAML is not uploaded, stored, fetched, or logged.
FAQ
Does YAML Formatter upload my YAML?
No. Formatting runs locally in your browser and does not send pasted YAML to ClearUtils servers.
What YAML does this formatter support?
It supports common pasted key/value YAML and scalar lists for quick formatting. It is not a full parser for anchors, custom tags, multi-document YAML, or advanced YAML features.
Can I convert formatted YAML to JSON?
Yes. Use YAML to JSON after formatting when you need a JSON object for validation, API examples, tests, or documentation handoffs.
Explore more tools
Browse the Developer Tools hub or continue with the Developer Data Toolkit when this task is part of a larger workflow.