Convert CSV to YAML

Convert CSV to YAML in seconds with this flexible browser tool. Paste or import CSV, adjust options, and get clean YAML output instantly no server involved.

Paste your input above or import a file below.
No file chosen
Supported file types: .txt, .csv, .tsv, .log, .json, .xml, .md, .ini, .yaml, .yml, .html, .htm, .css
Total characters: 0
Options
Use first row as field names
Pretty indent (2 spaces)

How to Use:

  • Paste CSV data into the input textarea, or click “Choose File” to import from a local file
  • Supported file types: .txt, .csv, .tsv, .log, .json, .xml, .md, .ini, .yaml, .yml, .html, .htm, .css
  • Toggle Use first row as field names if your CSV has headers this will name fields in YAML output
  • Toggle Pretty indent to format output with 2-space indentation for readability
  • Converted YAML output appears live on the right and flashes on change
  • Output character count is shown under the output box
  • Click “Convert” to re-run conversion manually
  • Use “Copy Output” to copy YAML to clipboard
  • Click “Export to File” to download a .yaml file
  • Use “Clear All” to reset input, output, file selection, and options

What Convert CSV to YAML can do:

Convert CSV to YAML lets you reformat structured CSV data into clean, readable YAML for configuration files, APIs, and data pipelines. Whether you’re working with system settings or structured datasets, you can toggle formatting and headers to match your needs. All processing stays in your browser for privacy and speed.

Example:

Before:

name,age,role
Alice,30,Developer
Bob,25,Designer

After:

  name: Alice
  age: 30
  role: Developer
- name: Bob
  age: 25
  role: Designer

Common Use Cases:

Use this tool to convert CSV to YAML for config templates, data seeding, or infrastructure tools like Ansible or Docker Compose. It’s also useful when transforming exported spreadsheet rows into developer-friendly format.

Useful Tools & Suggestions:

If your data includes nested fields, Convert CSV to JSON first for a smoother jump to YAML. And once it’s in YAML, run Validate CSV beforehand to catch any formatting issues that could trip things up.

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