Convert YAML to CSV

Convert YAML to CSV transforms structured YAML into flat CSV with live preview and export. Paste, convert, and download your data directly in the browser.

Paste your input above or import a file below.
No file chosen
Supported file types: .yaml, .yml, .txt, .json
Total characters: 0

How to Use:

  • Paste your YAML content into the input box or use the Choose File button to upload a .yaml, .yml, .txt, or .json file.
  • The tool expects a list of objects like: yamlCopy code- name: Alice age: 30 city: New York
  • It reads the first object to determine the column headers and flattens the rest into CSV rows.
  • Any time you edit the YAML or upload a new file, the output updates immediately and flashes blue.
  • Click Copy Output to copy the generated CSV to your clipboard.
  • Use Export to File to save the output as a .csv.
  • Hit Clear All to reset the input, output, filename display, and character count.
  • The Total characters count under the output box updates live as the content changes.

What Convert YAML to CSV can do:

Convert YAML to CSV gives you a quick way to turn structured YAML data into flat CSV rows. It works entirely in your browser with no backend processing, making it a fast, secure option for data conversion. Whether you’re prepping API data, flattening config files, or cleaning up export formats, this tool simplifies the process. Just drop in your YAML and you get usable, spreadsheet-friendly output with no fuss.

Example:

YAML Input:

- name: Alice
  age: 30
  city: New York
- name: Bob
  age: 25
  city: Los Angeles

CSV Output:

name,age,city
"Alice",30,"New York"
"Bob",25,"Los Angeles"

Common Use Cases:

Use Convert YAML to CSV when migrating data between systems, preparing config info for import, flattening JSON/YAML API responses, or building test data for spreadsheets. It’s perfect for developers, analysts, and engineers handling structured files.

Useful Tools & Suggestions:

If your YAML is deeply nested, Convert YAML to JSON first can help flatten it before jumping to CSV. And once converted, run Validate CSV to make sure the final structure holds up.

Related Tools