XML / CSV / JSON Converter
Convert data between XML, CSV, and JSON formats instantly. Essential tool for developers, data analysts, and anyone working with data interchange between different systems and APIs.
How to Use This Converter
- Select the conversion type from the dropdown (e.g., XML to JSON, CSV to JSON).
- Paste your source data into the Input Data textarea.
- Click Convert to transform the data into your target format.
- Review the output and click "Copy Output to Clipboard" to use it elsewhere.
Format Differences
XML: Tag-based markup with <tag>value</tag> structure. Supports attributes and nesting.
CSV: Comma-separated values in rows. Simple tabular format with headers in the first row.
Each format has strengths: JSON is preferred for APIs and web apps, XML for document markup and SOAP services, and CSV for spreadsheet data and simple tabular datasets. Choose the format that best fits your use case.
Examples
<users><user><name>John</name><age>30</age></user></users>
→ {“users”:{“user”:{“name”:“John”,“age”:30}}}
[{“name”:“John”,“age”:30},{“name”:“Jane”,“age”:25}]
→ name,age
John,30
Jane,25
name,age
John,30
Jane,25
→ [{“name”:“John”,“age”:“30”},{“name”:“Jane”,“age”:“25”}]
Frequently Asked Questions
What is data format conversion?
Data format conversion is the process of transforming data from one structured format (like XML, CSV, or JSON) to another. This is common when integrating systems that use different data formats, migrating databases, or preparing data for analysis in different tools.
When should I use JSON vs CSV vs XML?
JSON is best for web APIs, nested data, and JavaScript applications. CSV is ideal for flat tabular data, spreadsheets, and simple datasets. XML is preferred for document markup, SOAP APIs, and when you need metadata via attributes.
Is my data sent to a server?
No. All conversion processing happens locally in your browser using JavaScript. Your data never leaves your device, making it safe for sensitive or confidential information.
Are there any size limits?
The converter works well for files up to several megabytes. Very large files (100+ MB) may cause browser performance issues due to memory constraints. For large-scale conversions, consider using command-line tools or server-side processing.