Withdata DataFileConverter converts XML files to YAML locally — single file, batch, or merge multiple XML files into one YAML. 100% local, secure, and cross-platform.

XML is a markup format with nested elements and attributes.

Download Free Trial

Why Choose Withdata XML to YAML Converter?

🔒 100% Local & Secure

XML files are read and converted on your own computer. Nothing is uploaded to any cloud server.

⚡ Fast Streaming Conversion

Large XML files are processed in streaming mode with low memory usage — millions of rows within a minute.

📁 Batch & Merge

Batch convert many XML files to YAML files, or merge multiple XML files into one YAML.

🔄 Nested YAML → Dotted Columns

Nested mappings become address.city-style column names; sequences and block scalars are expanded automatically.

🖥 Windows, macOS, Linux

Native builds for Windows, macOS and Linux, with a step-by-step GUI wizard and a command line interface.

⏱ CLI & Scheduled Tasks

Save a conversion session and run it automatically from Windows Task Scheduler or crontab.

Full Feature Comparison

Feature	Supported details
Input source	Local XML, batch XML, merged XML
Output format	YAML with configurable indent (default 2) and flow style
Conversion mode	Single file · merge many XML files into one YAML · batch (one to one)
Running mode	GUI wizard · command line · scheduled tasks
Source options	Element selection, encoding (UTF-8 / UTF-16)
Output options	Column mapping, encoding, date format, empty value handling
Platform	Windows, macOS, Linux (native, 64-bit)

All XML to YAML Conversions You Need

Single XML file → YAML file, step by step in the GUI wizard
Batch convert multiple XML files → multiple YAML files
Merge multiple XML files into one YAML — merge tool
Convert XML to YAML in the command line, and run it as a scheduled task
All XML conversion tools and all YAML conversion tools

XML to YAML Notes

Repeated elements are read as rows; elements and attributes become columns.
UTF-8 and UTF-16 encoded files are supported.
The output indent can be set (2 spaces by default).
Flow style ({ } / [ ]) can be enabled or disabled.
Dotted column names can be written back as nested YAML mappings.

How to Convert XML to YAML (4 Steps)

Open Withdata DataFileConverter and select XML as the input type and YAML as the output type.
Load your XML data — a single file, a folder / list of files for batch conversion, or several files to merge into one.
Check the preview table, then adjust the source options and the output options.
Click Convert — the YAML output is written in seconds. Save the session if you want to run it again from the command line.