Convert CSV to XML Online - Free, Local & Instant
Instant CSV (.csv) to XML (.xml) converter. 100% client-side processing in your browser RAM — zero file uploads, full privacy, drag & drop or paste raw text.
Technical Comparison: CSV vs XML
Data & Dev Config| Specification | CSV (Source) | XML (Target) |
|---|---|---|
| Full Specification | Comma-Separated Values (RFC 4180) | Extensible Markup Language |
| File Extension & MIME | .csv (text/csv) | .xml (application/xml) |
| Data Typing Model | Flat text columns (auto-inferred numbers & booleans) | Element & @attribute nodes with text/CDATA payloads |
| Structure & Hierarchy | 2D tabular rows (nested keys flattened via dot-notation) | Tree of parent/child elements and attributes |
| Comments Support | None | Supported (<!-- comment -->) |
| Primary Ecosystem | Excel, Google Sheets, pandas DataFrames, BI & analytics imports | Enterprise SOAP feeds, RSS/Atom, Android layouts, Maven POM |
CSV to XML — Before & After Example
id,name,email,role,active,score,address.city,address.country 1,Alice Johnson,alice@example.com,admin,true,98.5,Berlin,DE 2,Bob Smith,bob@example.com,editor,false,87,Austin,US 3,Chiara Rossi,chiara@example.com,viewer,true,91.25,Milan,IT
<?xml version="1.0" encoding="UTF-8"?>
<root>
<item>
<id>1</id>
<name>Alice Johnson</name>
<email>alice@example.com</email>
<role>admin</role>
<active>true</active>
<score>98.5</score>
<address>
<city>Berlin</city>
<country>DE</country>
</address>
</item>
<item>
<id>2</id>
<name>Bob Smith</name>
<email>bob@example.com</email>
<role>editor</role>
<active>false</active>
<score>87</score>
<address>
<city>Austin</city>
<country>US</country>
</address>
</item>
<item>
<id>3</id>
<name>Chiara Rossi</name>
<email>chiara@example.com</email>
<role>viewer</role>
<active>true</active>
<score>91.25</score>
<address>
<city>Milan</city>
<country>IT</country>
</address>
</item>
</root>
Frequently Asked Questions: CSV to XML
How do I convert CSV to XML online without uploading sensitive files? ▾
Paste your CSV data or drag and drop a .csv file into the converter above. ZeroUpload parses CSV and serializes XML 100% inside your browser RAM using local JavaScript—no bytes are ever sent to an external server.
How are nested objects or tabular columns mapped between CSV and XML? ▾
When converting hierarchical structures (2D tabular rows (nested keys flattened via dot-notation)) and tabular or config formats (Tree of parent/child elements and attributes), our engine automatically flattens or unflattens dot-separated keys (such as address.city) and preserves numbers, booleans, arrays, and null values.
Is this CSV to XML converter free for commercial and production config files? ▾
Yes. The tool is completely free, requires no account or API key, and works offline once loaded. Because execution happens in local memory, it is safe for proprietary CSV, database exports, and production secrets.
Can I convert XML back to CSV? ▾
Yes! Click the "Swap (XML → CSV)" button at the top of the workspace or use the reverse converter link at the bottom of this page for bidirectional conversion.