Dev ToolsJanuary 7, 2026
JSON Formatter & Validator: Format and Validate JSON Online
Format messy JSON, validate syntax, and convert between JSON, YAML, and XML. Free online tools for developers with no signup required.
Working with JSON is a daily task for developers, but minified JSON can be a nightmare to read. Learn how to format JSON, validate syntax, and convert between data formats.
What is JSON?
JSON (JavaScript Object Notation) is a lightweight data format used for API responses, configuration files, data storage, and server-client communication.
Why Format JSON?
Minified JSON: \
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