CSV → YAML

CSV to YAML Converter

Convert Comma-Separated Values to YAML Ain't Markup Language online. Free, runs in your browser — no upload, no signup.

CSV → YAML

Input · CSV

Output · YAML

How to convert CSV to YAML

Paste your CSV data into the input box on the left, click Convert, and get YAML output on the right. Everything runs locally in your browser.

Example: CSV → YAML

Input (CSV)

name,age,city
Alice,30,Beijing
Bob,25,Shanghai

Output (YAML)

- name: Alice
  age: '30'
  city: Beijing
- name: Bob
  age: '25'
  city: Shanghai

About CSV and YAML

CSV (Comma-Separated Values, .csv) and YAML (YAML Ain't Markup Language, .yaml) are common structured data formats. This converter transforms CSV into YAML entirely in your browser — no data is uploaded to any server.

Frequently asked questions

Is this CSV to YAML converter free?

Yes, completely free. All conversion happens in your browser, so your data never leaves your device.

Do I need to upload my .csv file?

No. Paste the content directly. There is no server-side processing, no file upload, and no storage.

Is there a limit on data size?

It depends on your browser, but most machines handle tens of thousands of rows without issue. For very large files, performance may vary.