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Converters tools

Convert between JSON, XML, CSV and YAML, transform timestamps, and generate schemas.

  • XML to JSON ConverterConvert XML to JSON with attribute prefix and text-property options.
  • JSON to XML ConverterConvert JSON to XML with configurable root and array element names.
  • CSV to JSON ConverterConvert CSV to a JSON array with delimiter and header options.
  • CSV to XML ConverterConvert CSV rows into XML using a row template with placeholders.
  • YAML to JSON ConverterConvert YAML to JSON with your preferred indentation.
  • JSON to YAML ConverterConvert JSON documents to clean, indented YAML.
  • Epoch Timestamp ConverterConvert Unix timestamps to dates and back, in seconds or milliseconds.
  • XSD Generator (from XML)Generate an XML Schema from a sample XML document.

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>_DevToolHub

DevToolHub is a suite of free online tools for developers. Everything runs locally in your browser — no uploads, no sign-up, no tracking of the data you process. Works on desktop and mobile.

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  • Formatters
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  • Converters
  • Encoders / Cryptography
  • Minifiers / Beautifiers
  • String Escapers
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  • Text Utilities
  • Web & i18n Reference

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© 2026 DevToolHub — free online developer tools. Built with uidl-runtime; deployable on Cloudflare Workers and Pages.