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All 33 free XSular tools — open any utility directly or read the matching tutorial for step-by-step explanations.
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Practical articles on writing, development, design, and productivity — each tied to a free XSular tool you can use right away.

Learn how to properly format, indent, and validate XML documents. Fix parsing errors and transform minified XML into readable, hierarchical structures.

Learn how to expertly format, validate, and debug complex JSON data instantly in your browser without compromising sensitive API secrets.