XML Tree Viewer

About XML Tree Viewer

The XML Tree Viewer renders XML documents as interactive, collapsible tree structures. Explore nested elements, attributes, and text content visually without wading through raw markup — perfect for inspecting SOAP responses, configuration files, data feeds, or any XML document where understanding the hierarchical structure matters.

Understanding XML Document Structure

XML documents are hierarchical by nature — elements contain child elements, attributes modify elements, and text nodes carry data. In raw XML, this hierarchy is expressed through opening and closing tags, but deeply nested documents with multiple namespace prefixes become nearly unreadable as plain text. The tree viewer transforms XML into an expandable outline where you can see parent-child relationships at a glance, inspect attributes without scanning through tag syntax, and understand the document architecture before writing XPath queries or XSLT transformations.

Key Features

• Collapsible tree — expand and collapse XML element nodes to navigate complex document structures at any depth.
• Attribute display — XML attributes are shown inline with their parent elements, clearly separated from child nodes.
• Text content — element text content and CDATA sections are clearly displayed alongside the tree structure.
• Namespace handling — namespace prefixes and URIs are preserved and displayed in the tree without modification.
• Raw + Tree toggle — switch between the raw XML editor and the visual tree representation.
• Well-formedness check — reports XML parsing errors if the document has unclosed tags or other structural issues.

How to Navigate XML

1. Load XML — paste XML into the editor panel or upload an .xml file.
2. Browse tree — the tree view renders automatically showing the complete document hierarchy.
3. Expand nodes — click on element nodes to expand or collapse their children and see nested content.
4. Inspect details — view attributes, text content, namespace declarations, and CDATA sections visually.

XPath Navigation Tips

The tree viewer helps you understand XML structure before writing XPath expressions. Common XPath patterns include: //elementName to find all elements with a given name anywhere in the document, /root/parent/child for absolute path navigation, //element[@attribute='value'] to filter by attributes, and //element[position()=1] for index-based selection. Use the tree to trace the exact element hierarchy, then translate that visual path into XPath for your XSLT stylesheets, scraping scripts, or XML parsing code.

Real-World Use Cases

• Exploring SOAP API responses to understand element hierarchy and extract the data you need.
• Inspecting XML configuration files (web.config, Maven POM, Spring XML, AndroidManifest) visually before editing.
• Debugging XML data feeds (RSS, Atom, sitemap XML, XBRL) by navigating the tree structure.
• Understanding XML schema structures before writing parsers, XPath queries, or XSLT transformations.
• Reviewing SVG file structure by visualizing SVG elements, groups, and attributes in tree form.