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JSON Formatter: Formats, File Types, and Size Limits

How to input JSON (text or .json file), the 10 MB limit, and the actions available.

Published August 28, 20264 min read
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Formats, file types, and size limits for JSON Formatter

A quick reference for input and actions.

Input

You can add JSON either way:

InputStatus
Pasted JSON textSupported
`.json` file uploadSupported

Size limits

Data up to 10 MB is supported. There is no daily limit on how many times you can use the tool, and since processing runs locally, the practical limit is your device's memory.

Actions

ActionWhat it does
FormatAdds indentation for readability
MinifyCompresses JSON to one line
ValidateChecks for syntax errors
Tree viewExplores nested data visually

Verdict

JSON accepts pasted text or `.json` files up to 10 MB, with format, minify, validate, and tree view.

Free tools to do it now

Frequently asked questions

How do I add JSON?

Paste JSON text or upload a .json file.

What is the size limit?

Data up to 10 MB is supported, with no daily limit.

What can I do with it?

Format, minify, validate, and browse with tree view.

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