XML Minifier for Config Files

About This Tool

Configuration files are at the heart of modern software development — from package.json and tsconfig.json to VS Code settings and cloud infrastructure templates. This XML Minifier for Config Files is tailored for processing XML configuration files with the precision and care they require. Configuration files often contain comments (in formats that support them), version-specific settings, and carefully structured hierarchies that must be preserved during formatting. The tool processes these files while maintaining all data integrity, ensuring that indentation reveals the logical structure of configuration sections, nested settings, and conditional values. Whether you are cleaning up auto-generated configuration, merging settings from multiple sources, or preparing config files for documentation, this tool handles the task reliably.

What is XML Minifier?

An XML minifier removes all unnecessary whitespace from XML documents — indentation spaces, line breaks between elements, and trailing whitespace within text nodes — to produce the smallest possible valid XML representation. Minified XML is functionally identical to the formatted version but significantly smaller in file size, which reduces bandwidth consumption, improves API response times, and decreases storage costs. This is particularly important for high-volume XML data exchange, SOAP services with large message payloads, and RSS/Atom feed delivery to many subscribers. The tool reports the exact number of bytes saved and the percentage reduction.

How to Use This Tool

1. Paste your formatted XML.
2. Click Minify XML.
3. View the minified output and bytes saved.
4. Copy the compact result.

Common Use Cases

• Formatting package.json for readability
• Cleaning up tsconfig.json and eslint configs
• Processing VS Code settings.json files
• Normalizing docker compose JSON overrides

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