CSV to YAML Converter

World's simplest yaml tool

Quickly convert Comma Separated Values to Yet Another Markup Language. Enter CSV in the input box on the left and you'll immediately get YAML in the output box on the right. Enter CSV, get YAML. There are no ads or downloads, and everything works right in your browser. Made for developers by developers from team Browserling.

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Input CSV

Output YAML

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CSV to YAML Converter options

Input CSV Options

Use CSV headers First line is treated headers

Comments Skip input starting with this

Skip blank lines Don't convert blank lines

Custom CSV

Delimiter CSV column separator

Quote CSV field quote character

Output YAML Indentation

Number of spaces Spaces per YAML indent level

What is a CSV to YAML Converter?

learn more about this tool

This CSV to YAML converter transforms CSV (Comma Separated Values) data and files into YAML (Yet Another Markup Language) data and files. This converter allows customizing input CSV and output YAML. It also accepts CSV files with custom column delimiter characters and field quote characters. It supports comment lines and you can optionally ignore empty lines. You can also change how many spaces to use in the output YAML indentation.

CSV to YAML Converter examples

Click to use

Convert Two CSV Columns to a YAML Hash

In this example we convert a two columns with countries and planets to an associative YAML array.

country,planet greece,earth morocco,earth tunisia,earth theta,mars

- country: greece planet: earth - country: morocco planet: earth - country: tunisia planet: earth - country: theta planet: mars

Convert CSV with Comments to YAML Without Comments

In this example we convert a CSV list with popular email services to a YAML list. We also skip commented out lines and skip headers.

service,users gmail,1b yahoo,800m //alibaba,800m hotmail,500m outlook,250m

- service: gmail users: 1b - service: yahoo users: 800m - service: hotmail users: 500m - service: outlook users: 250m

Required options

These options will be used automatically if you select this example.

Comments Skip input starting with this

Pro tips Master online yaml tools

You can pass input to this tool via ?input query argument and it will automatically compute output. Here's how to type it in your browser's address bar. Click to try!

https://onlineyamltools.com/convert-csv-to-yaml?input=country%2Cplanet%0Agreece%2Cearth%0Amorocco%2Cearth%0Atunisia%2Cearth%0Atheta%2Cmars

All yaml tools

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Highlight YAML

Quickly color code the syntax of a YAML file.

Prettify YAML

Quickly prettify a YAML configuration file.

Minify YAML

Quickly minify a YAML configuration file.

Validate YAML

Quickly check a YAML file for syntax errors and report them.

Transform YAML into JSON

Quickly convert a YAML config to a JSON config.

Transform JSON into YAML

Quickly convert a JSON file to a YAML file.

Transform YAML into XML

Quickly convert a YAML document to an XML document.

Transform XML into YAML

Quickly convert XML markup to YAML markup.

Transform YAML into CSV

Quickly convert YAML data to CSV data.

Transform CSV into YAML

Quickly convert a YAML dataset to a CSV dataset.

Transform YAML into TSV

Quickly convert YAML format to TSV format.

Transform TSV into YAML

Quickly convert TSV files to YAML files.

Convert YAML to an Image

Quickly convert YAML to a PNG, GIF, JPG or BMP Image.

Base64-encode YAML

Quickly convert YAML to base-64 encoding.

Base64-decode YAML

Quickly convert previously base-64 encoded YAML back to YAML.

URL-encode YAML

Quickly URL-escape a YAML file.

URL-decode YAML

Quickly URL-unescape a YAML file.

Edit and View YAML

Quickly edit a YAML file in a simple YAML editor.

Generate Random YAML

Quickly generate random YAML configs.

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Diff Two YAML Files

Compare two YAML files and show their differences.

Show YAML Statistics

Show detailed information about a YAML config.

Flatten YAML

Quickly flatten a nested YAML config file.

Truncate YAML

Loop over YAML and truncate lists, arrays, and strings.

Create a PHP Array from YAML

Convert YAML config to a PHP data structure.

Convert YAML to Properties

Convert a YAML file to a properties file.

Convert Properties ot YAML

Convert a properties file to a YAML file.

Convert YAML to TOML

Convert a YAML file to a TOML file.

Convert TOML to YAML

Convert a TOML config to a YAML config.

Convert YAML to NestedText

Convert a YAML file to a NestedText file.

Convert NestedText to YAML

Convert a NestedText config to a YAML config.

Convert YAML to PDF

Create a PDF file from a YAML file.

Sort YAML

Sort a YAML file by keys or by values.

Extract Keys from YAML

Find and extract all keys from a YAML file.

Extract Values from YAML

Find and extract all keys from a YAML file.

Extract Strings from YAML

Find and extract all strings from a YAML file.

Extract Numbers from YAML

Find and extract all numbers from a YAML file.

Extract Comments from YAML

Find and extract all comments from a YAML file.

Remove Comments from YAML

Clean up a YAML configuration file from comments.

Add Errors to YAML

Add tiny errors to YAML and create an invalid YAML file.

Change All Quotes to Double Quotes

Normalize all quotes in a YAML file to double quotes.

Change All Quotes to Single Quotes

Normalize all quotes in a YAML file to single quotes.

Visualize YAML Structure

Create an abstract image that represents YAML data.

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@browserling

We're Browserling — a friendly and fun cross-browser testing company powered by alien technology. At Browserling we love to make developers' lives easier, so we created this collection of online yaml tools. Unlike many other tools, we made our tools free, without ads, and with the simplest possible user interface. Our online yaml tools are actually powered by our programming tools that we created over the last couple of years. Check them out!

Secret message

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All conversions and calculations are done in your browser using JavaScript. We don't send a single bit about your input data to our servers. There is no server-side processing at all. We use Google Analytics and StatCounter for site usage analytics. Your IP address is saved on our web server, but it's not associated with any personally identifiable information. We don't use cookies and don't store session information in cookies. We use your browser's local storage to save tools' input. It stays on your computer.

By using Online Yaml Tools you agree to our Terms of Service. TLDR: You don't need an account to use our tools. All tools are free of charge and you can use them as much as you want. You can't do illegal or shady things with our tools. We may block your access to tools, if we find out you're doing something bad. We're not liable for your actions and we offer no warranty. We may revise our terms at any time.