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Format JSON Online

Free tool to format, validate, and convert JSON.

What is Format JSON Online?

Format JSON Online is a free, fast, and privacy-first web tool designed to format, validate, minify, and beautify your JSON data directly in the browser. It supports large files and works without login or server-side data transfer. Additional features include JSON-to-CSV, JSON-to-XML, JSON-to-cURL conversion, JSON comparison, JSON filtering, schema validation, dummy JSON generation, and even a powerful AI JSON Generator for quick data creation. It also includes a SQL Formatter to help developers handle SQL queries more easily. All features are packaged in a clean, ad-light interface built for developers and API testers.

Key features

AI JSON Generator: Create structured dummy data using natural language.
SQL Formatter: For developers working with raw SQL queries.
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