JSONKit — JSON Formatter & Validator Chrome extension logo

JSONKit — JSON Formatter & Validator

Auto-format JSON pages into a tree, diff two JSON docs, decode JWTs, and format API responses — all in your browser. 100% private.

ProductivityBy https://jsonkit.in
Free
Updated 2026-09-06

JSONKit — JSON Formatter & Validator screenshots

JSONKit — JSON Formatter & Validator Chrome extension screenshot 1
Screenshots from the Chrome Web Store listing for JSONKit — JSON Formatter & Validator.

Overview

Auto-format JSON pages into a tree, diff two JSON docs, decode JWTs, and format API responses — all in your browser. 100% private.

Pricing

JSONKit — JSON Formatter & Validator is free. There is no paid tier to consider.

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Frequently asked questions

Is JSONKit — JSON Formatter & Validator free?

Yes, JSONKit — JSON Formatter & Validator is free to install and use.

What are the best JSONKit — JSON Formatter & Validator alternatives?

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