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CSV To YAML

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{{ workbook ? 'Online Table Editor' : 'Input Data' }}
Change File Enter Data
Row Col Row Col
Transpose Clear Delete Empty Deduplicate
ABC abc Abc
Replace
First Row as Header
{{ displayRows.length }} rows x {{ displayHeaders.length }} columns{{ firstRowAsHeader ? ' (1 header)' : '' }} {{ selectedRows.length > 0 ? selectedRows.length + ' selected' : '' }}
Output Data
{{ copied ? 'Copied!' : 'Copy to Clipboard' }} Download File
Properties
Convert CSV to YAML online — paste, edit, and download YAML.
Array Style:
Block Flow Block: one item per line; Flow: inline format
Quote Style:
None Single Double String quote style for values
Indent Size:
2 4 8 Tab Spaces per indent level
Convert Restart
Insert Row Below
Insert Row Above
Insert Column Right
Insert Column Left
Delete Row {{ contextMenu.row + 1 }}
Delete Column {{ contextMenu.col + 1 }}
Clear Cell
Clear Row
Case sensitive Use regex Cancel Replace All

Introduction to CSV and YAML

CSV (Comma-Separated Values) stores tabular data in plain text, using commas to separate values. It is widely used for spreadsheets and database exports.

YAML (YAML Ain't Markup Language) is a human-readable data serialization standard. It uses indentation to represent structure, making it the standard for configuration files in Docker, Kubernetes, CI/CD pipelines, and static site generators.

Converting CSV to YAML bridges the gap between raw tabular data and structured, hierarchical configurations required by modern development environments.

Core Features

  • 100% Client-Side Processing: Data never leaves your browser. No server uploads, ensuring absolute data privacy.

  • Smart Type Detection: Automatically converts CSV strings into native YAML data types (integers, floats, booleans).

  • Customizable Delimiters: Supports comma, semicolon, tab, and pipe delimiters.

  • Formatting Control: Adjustable YAML Array Style, indentation (2 spaces, 4 spaces, 8 spaces and Tab) and Quote Style.

  • Instant Export: One-click copy to clipboard or download directly as a .yaml file.

How to Convert CSV to YAML?

  1. Input Data: Paste your CSV data directly into the input text area, or drag and drop a .csv file.

  2. Configure Settings (Optional):

    Select the correct CSV delimiter if your file doesn't use standard commas.

    Toggle "Smart Type Detection" to format numbers and booleans correctly.

  3. Convert: Click the "Convert" button. The YAML output will instantly appear in the result panel.

  4. Export: Click "Copy" to paste the YAML into your configuration file, or click "Download" to save it locally.

Frequently Asked Questions (FAQ)

  • Is it safe to convert sensitive CSV files using this tool?Yes. This tool processes all data entirely within your browser using JavaScript. Your CSV data is never transmitted to any external server.

  • How does the tool handle CSV files with commas inside the values?

    The parser fully supports RFC 4180 standards. Values enclosed in double-quotes ("value, with, commas") are parsed correctly without breaking the structure.

  • Can I convert YAML back to CSV?

    This specific tool handles CSV to YAML conversion. For reverse conversion, use our dedicated YAML to CSV tool.

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