Format, compare, query and convert data instantly. No uploads, no logins—everything runs locally in your browser.
Format, validate, and minify your JSON code instantly.
Compare two JSON objects and highlight the differences side-by-side.
Test and evaluate JSONPath expressions against your data.
Convert configuration files between different formats easily.
Convert spreadsheets and CSV files into JSON or SQL queries.
Parse PDF documents and extract data into structured JSON.
Generate typed code (TypeScript, Java, C#) from JSON samples.
Flatten nested JSON into single-level objects and reverse the process.
Generate a JSON Schema from sample JSON and customize validation rules.
Create realistic sample JSON data for testing with configurable fields.
Split large JSON files into smaller chunks and merge them back.