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XML Tools

Free XML Formatter, Validator & XML to JSON Converter Online

Free browser-based XML tools to format, validate, minify, diff, and convert XML to JSON, YAML, CSV, HTML, and code. Includes XPath tester and XSLT transformer.

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Built for developers, by a developer.

All tools run locally in your browser. Your data never leaves your device.

Why this collection exists

Format, validate, minify, and convert XML entirely in your browser. Whether you are debugging an API response, transforming XML with XSLT, converting XML to JSON for a frontend app, or generating code from an XML schema — this collection has the right tool.

XML Tools covers the full XML workflow: clean up messy markup, verify structure against a schema, compare two documents, query with XPath, and export to a dozen different formats.

Best fit for

  • Backend developers working with SOAP, REST, and XML APIs
  • Data engineers transforming XML data pipelines
  • Frontend developers converting XML to JSON
  • QA engineers validating XML responses
  • Students learning XML and XPath

Featured tools in this collection

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Tools by Workflow

Browse tools grouped by what you need to get done.

Format, Validate & Edit

Beautify, minify, validate, and edit XML documents with syntax highlighting and error detection.

Convert XML

Convert XML to JSON, YAML, CSV, HTML, Excel, and plain text.

Convert to XML

Convert JSON, YAML, CSV, HTML, and TSV data to XML format.

XML to Code

Generate C#, Java, Python, Go, TypeScript, and other language classes from XML data.

XML to C# Converter

Generate C# classes from XML, including XmlRoot, XmlElement, XmlAttribute, lists for repeated elements, nullable properties, and optional namespace wrapping.

XML to Java Converter

Generate Java POJO classes from XML. Produces JAXB-annotated classes with @XmlRootElement, @XmlElement, @XmlAttribute, and List<T> for repeated elements.

XML to Python Converter

Generate Python classes from XML in dataclass, pydantic, TypedDict, or attrs style. Preserves nested elements, repeated lists, optional attributes, and inferred scalar values.

XML to Go Converter

Generate Go structs from XML, including nested structs, slices for repeated elements, optional XML attribute preservation, scalar inference, and struct tags.

XML to JavaScript Converter

Convert XML into a JavaScript object literal, const declaration, ES module export, CommonJS export, or expression with optional attribute and scalar inference.

XML to TypeScript Converter

Generate TypeScript interfaces from XML. Preserves nested elements as typed interfaces, handles repeated elements as arrays, and supports optional attributes and scalar inference.

XML to Dart Converter

Generate Dart classes from XML, including nested classes, List<T> fields for repeated elements, optional final fields, nullable types, and fromJson/toJson methods.

XML to Objective-C Converter

Generate Objective-C model classes from XML, including nested NSObject classes, NSArray properties for repeated elements, optional attributes, and dictionary mapper methods.

XML to JSON Schema Converter

Generate JSON Schema from XML by normalizing elements and attributes into JSON, inferring scalar types, and emitting Draft 2020-12 or Draft 07 schema.

XML Utilities

Diff two XML documents, run XPath queries, apply XSLT, escape characters, and encode URLs.

Browse the supporting categories

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All tools in this collection

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XML Beautifier

Format and prettify minified or messy XML with configurable indentation. Also minify XML to remove whitespace.

XML Minifier

Minify XML by removing whitespace, indentation, and comments. Reduces file size while keeping the XML structure intact.

XML Validator

Validate XML syntax online. Shows valid/invalid status with exact error line and column, plus structure stats including root element name and element count.

XML Editor Online

Edit, validate, format, and minify XML in your browser. Real-time syntax validation with error line detection, pretty-print with configurable indent, and minification.

XML Pretty Print

Pretty-print XML online with clean indentation, optional comments, XML declaration controls, and validation errors.

XML Highlighter

Highlight XML syntax online with readable colors, optional formatting, line numbers, and copyable HTML output.

XML Parser Online

Parse XML online into an expandable tree view with JSON output, element counts, attributes, text nodes, and clear parse errors.

XML Generator

Generate XML from JSON data. Paste any JSON object or array and convert it to well-formed XML with configurable root element, indent, attribute prefix, and XML declaration.

XML Stringify Online

Stringify XML into a safe JavaScript or JSON string literal with validation, optional compacting, and copy/download output.

XML to JSON Converter

Parse and convert XML to clean JSON instantly — attributes, namespaces, and nested elements handled.

XML to YAML Converter

Convert XML to YAML. Parses XML with the browser DOMParser, maps element names to YAML keys, handles attributes (@prefix), and serializes repeating siblings as YAML sequences.

XML to CSV Converter

Convert XML to CSV online. Flattens repeated XML elements into rows and columns with configurable quoting and header options.

XML to HTML Table Converter

Convert XML to an HTML table. Detects repeating child elements as rows, flattens nested nodes with dot notation, adds optional inline styles, and shows a live preview.

XML to Excel Converter

Convert XML to an Excel-compatible spreadsheet. Flattens repeated XML elements into rows with header columns. Download as .xls and open in Excel or Google Sheets.

XML to Text Converter

Extract plain text content from XML. Strips all XML tags and returns the text content of all elements, with options to include attribute values and control whitespace.

XML to TSV Converter

Convert XML to tab-separated values (TSV). Detects repeating child elements as rows, flattens nested elements with dot notation, and sanitizes tab and newline characters in values.

JSON to XML Converter

Convert JSON to XML online. Nested objects and arrays are mapped to XML elements with configurable root element name and optional XML declaration.

YAML to XML Converter

Convert YAML to XML online. Supports nested objects, arrays, and custom root element names with optional XML declaration.

CSV to XML Converter

Convert CSV or TSV data into well-formed XML with configurable root and row element names, attribute or element mode, and optional XML declaration.

HTML to XML Converter

Convert HTML to well-formed XML. Closes void elements, lowercases tags, escapes attributes, and adds an optional XML declaration.

TSV to XML Converter

Convert TSV (tab-separated values) to XML. Each row becomes an XML element with configurable root, row, and column element names.

XML to C# Converter

Generate C# classes from XML, including XmlRoot, XmlElement, XmlAttribute, lists for repeated elements, nullable properties, and optional namespace wrapping.

XML to Java Converter

Generate Java POJO classes from XML. Produces JAXB-annotated classes with @XmlRootElement, @XmlElement, @XmlAttribute, and List<T> for repeated elements.

XML to Python Converter

Generate Python classes from XML in dataclass, pydantic, TypedDict, or attrs style. Preserves nested elements, repeated lists, optional attributes, and inferred scalar values.

XML to Go Converter

Generate Go structs from XML, including nested structs, slices for repeated elements, optional XML attribute preservation, scalar inference, and struct tags.

XML to JavaScript Converter

Convert XML into a JavaScript object literal, const declaration, ES module export, CommonJS export, or expression with optional attribute and scalar inference.

XML to TypeScript Converter

Generate TypeScript interfaces from XML. Preserves nested elements as typed interfaces, handles repeated elements as arrays, and supports optional attributes and scalar inference.

XML to Dart Converter

Generate Dart classes from XML, including nested classes, List<T> fields for repeated elements, optional final fields, nullable types, and fromJson/toJson methods.

XML to Objective-C Converter

Generate Objective-C model classes from XML, including nested NSObject classes, NSArray properties for repeated elements, optional attributes, and dictionary mapper methods.

XML to JSON Schema Converter

Generate JSON Schema from XML by normalizing elements and attributes into JSON, inferring scalar types, and emitting Draft 2020-12 or Draft 07 schema.

XML Diff

Compare two XML documents side by side. Normalises tag formatting before diffing to remove whitespace noise.

XPath Tester

Test XPath expressions against XML in your browser. Shows matching nodes, attribute values, and string / number / boolean results. Uses the browser DOMParser and XPath engine.

XML XSL Transformation

Apply an XSLT stylesheet to an XML document in your browser. Transform XML to HTML, text, or another XML structure using the browser-native XSLTProcessor engine.

XML Escape / Unescape

Escape special XML characters (&, <, >, ", ') to entities and unescape them back. Required for valid XML.

XML URL Decoding

Decode URL-encoded XML strings back to readable XML with optional repeated decoding, plus-as-space handling, and pretty printing.

XML URL Encoding

URL-encode XML for query strings, form posts, redirects, and logs with optional XML validation and repeated encoding.

XML Converter

Convert XML to JSON, YAML, CSV, TSV, or HTML table. Paste any XML and choose your output format instantly in the browser.

Random XML Generator

Generate random XML with realistic user records. Choose record count, copy or download the output.

WSDL to JSON Converter

Parse WSDL web service definitions and convert them to structured JSON. Extracts operations, messages, port types, bindings, and service endpoints.

SOAP to JSON Converter

Convert SOAP XML envelopes to clean JSON. Automatically strips the SOAP wrapper and extracts the body content for SOAP 1.1 and 1.2 messages.

Collection FAQ

Extra context around when to use this toolkit and where to start.

How do I format XML online?

Use XML Beautifier. Paste any compressed or unformatted XML and it indents the markup with consistent spacing and line breaks. You can also use XML Pretty Print for a read-only formatted view, or XML Highlighter to add syntax colouring.

How do I convert XML to JSON?

Use XML to JSON Converter. Paste your XML and it produces a JSON object preserving the element hierarchy, attributes, and text content. Useful when consuming XML APIs in JavaScript or Python applications that prefer JSON.

How do I validate XML online?

Use XML Validator. Paste your XML document and it checks for well-formedness errors such as unclosed tags, mismatched elements, and illegal characters. It reports the exact line and column of each error.

What is XPath and how do I test it?

XPath is a query language for selecting nodes in an XML document. Use XPath Tester — paste your XML in one panel and your XPath expression in the other to see the matching nodes highlighted instantly. Supports XPath 1.0 expressions including axes, predicates, and functions.

How do I convert XML to CSV?

Use XML to CSV Converter. Paste your XML and it flattens the repeating element structure into rows and columns. Best suited for XML that represents a list of records with consistent fields. For irregular XML trees, XML to JSON is often a better starting point.

How do I generate C# or Java classes from XML?

Use XML to C# or XML to Java Converter. Paste a sample XML document and it infers the data structure and generates a class with matching properties and types. Useful for quickly creating model classes when integrating an XML-based API.

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