XML Minify Formatter

This tool accepts XML input and produces a minified XML string by removing superfluous whitespace, line breaks, and comments while preserving the document's well-formed structure. It is designed for developers, data engineers, and QA teams who work with large XML payloads and configuration files. Conceptually, the process parses the XML to identify structural tokens and data nodes, then applies a controlled reduction of whitespace and non-essential content without altering semantic data. By operating in a streaming mode or conservative DOM pass, it minimizes memory usage on large documents. The tool supports optional behaviors such as preserving CDATA sections, retaining the XML declaration, and toggling DOCTYPE visibility for compatibility with downstream parsers. Use cases include preparing payloads for network transmission, shrinking test fixtures, and standardizing configurations for faster comparison across environments. Unique value arises from precise, well-formed minification that avoids data loss, combined with optional preservation modes that address edge cases like mixed content and CDATA. Core features include robust XML parsing, safe whitespace handling, optional comment and DOCTYPE control, and a simple interface suitable for automation scripts. Target users include backend developers, integration engineers, and testers who require deterministic, compact XML outputs for pipelines, logs, or test datasets.