Select from JSON↔Table, CSV Viewer, YAML↔JSON, or JSON↔XML tabs.
2
Input Your Data
Paste your data directly or drag and drop a file into the upload zone.
3
Convert & View
Click the convert button to transform your data. Edit tables inline if needed.
4
Download Results
Download your converted data as CSV, JSON, or copy the results to clipboard.
Frequently Asked Questions
What JSON formats are supported for the table view?
The tool supports JSON arrays of objects, which is the most common format for tabular data. Each object in the array becomes a row, and the keys become column headers. Nested objects are shown as expandable [Object] badges.
How does CSV delimiter auto-detection work?
The CSV viewer analyzes the first few lines of your data and checks for common delimiters: comma, tab, semicolon, and pipe. It counts occurrences of each and selects the most consistent one as the delimiter.
Does the YAML parser support all YAML features?
The built-in YAML parser handles approximately 80% of common YAML including key-value pairs, nested objects, arrays with dash syntax, strings, numbers, booleans, null values, and multiline strings with the pipe character. Advanced features like anchors and aliases are not supported.
Is my data uploaded to any server?
No. All data processing happens entirely in your browser using JavaScript. No data is sent to any server. Your files and pasted content never leave your device, ensuring complete privacy and security.
Can I edit table cells and export back to JSON?
Yes! In the JSON↔Table tab, after converting JSON to a table, all cells become editable. Simply click on any cell to modify its value. Then click the "Table → JSON" button to export the edited table back as a JSON array.
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Privacy Policy
All data processing is performed locally in your browser. We do not collect, store, or transmit any of the data you input into our tools.
We may use cookies for basic analytics and to remember your preferences such as language and theme settings. No personal data is shared with third parties.
This site may display advertisements from third-party ad networks. These networks may use their own cookies and tracking mechanisms subject to their own privacy policies.
Terms of Service
This tool is provided free of charge for personal and commercial use. Data conversion results are provided "as is" without warranty of any kind.
You are responsible for verifying the accuracy of conversion results before using them in production environments. We are not liable for any data loss or corruption.
We reserve the right to modify or discontinue the service at any time. Continued use of the service constitutes acceptance of any changes to these terms.
Contact Us
For questions, suggestions, or bug reports, please reach out to us:
Email: support@dataformattools.com
GitHub: Submit an issue on our repository
We typically respond within 24-48 hours on business days.