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JSON Studio

All-in-one
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JSON Input
Output
Output appears here
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What is JSON Studio?

JSON Studio is an all-in-one workspace for working with JSON. Instead of switching between multiple tools for formatting, validating, querying, diffing, and converting JSON, JSON Studio combines all of these operations in a single panel — saving time for developers who work with JSON data frequently.

It supports: pretty print, minify, validate, JSONPath querying, YAML conversion, CSV conversion, JSON diff, flatten and unflatten, and TypeScript type generation.

How to use JSON Studio

  1. Paste your JSON into the main editor.
  2. Use the toolbar to switch between operations: Format, Minify, Validate, JSONPath, YAML, CSV, Diff, Flatten, TypeScript.
  3. The result updates instantly in the output panel.

Frequently Asked Questions

What is JSON flattening?

Flattening a JSON object converts a deeply nested structure into a flat object with dot-notation keys. For example, {"a":{"b":1}} becomes {"a.b":1}. The reverse (unflattening) reconstructs the nested structure from dotted keys.

Can JSON Studio generate TypeScript types?

Yes. JSON Studio analyses the structure of your JSON and generates TypeScript interface definitions that match it — useful when integrating an API response into a TypeScript project.

What is the difference between JSON Studio and the individual JSON tools?

The individual tools (JSON Formatter, JSON Validate, etc.) focus on one operation. JSON Studio provides all operations in a single workspace so you do not need to copy and paste between multiple pages.

Is JSON Studio free to use?

Yes. JSON Studio is completely free, with no signup, no usage limits, and no data ever leaving your device. All processing runs locally in your browser.