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API & MCP

JSON Formatter

Paste unformatted JSON and beautify it with a single click

As of June 2026, JSON Formatter has 4 users and a 5.00/5 rating from 1 reviews in the Developer Tools category.

Lion SystemDeveloper Tools
Chrome Web Store ↗.crx
Usersno change0%
4
4
Ratingno change0%
5.00
1 reviews
Reviewsno change0%
1
Version
1.0.0
Manifest V3

History

4 snapshots

Tracking since Apr 25, 2026.

6.1653.84Apr 25, 2026Jun 5, 2026
View as table
DateUsersRatingReviewsVersion
Apr 25, 202645.0011.0.0
May 18, 202655.0011.0.0
May 27, 202665.0011.0.0
Jun 5, 202655.0011.0.0
Now45.0011.0.0

Permissions & access

Permissions
sidePanel
Host access
None declared

Screenshots

JSON Formatter screenshot 1

About

JSON Formatter – JSON Viewer, Converter & Downloader

JSON Formatter is a fast, lightweight JSON viewer and formatter Chrome extension for developers. It instantly converts minified or flat JSON into a clean, readable, formatted structure, making API responses and debugging easy.

In addition to formatting, this extension works as a JSON converter, allowing you to convert JSON to XML and JSON to YAML in one click. You can also download formatted JSON, XML, or YAML files directly from your browser.

Everything runs locally in your browser — no data is sent to external servers.

Built with a minimal blue UI, JSON Formatter stays simple, fast, and distraction-free.

Features
	•	🔹 JSON formatter for minified and flat JSON strings
	•	🔹 JSON viewer with clean, readable formatting
	•	🔹 Convert JSON to XML
	•	🔹 Convert JSON to YAML
	•	🔹 Download formatted or converted files
	•	🔹 Lightweight Chrome extension for developers
	•	🔹 Works offline, no tracking, no external APIs

Ideal for
	•	API debugging
	•	Web development
	•	Backend & frontend engineers
	•	Data inspection and transformation

If you frequently work with APIs or raw JSON data, JSON Formatter is a simple and reliable tool for formatting, converting, and downloading JSON in Chrome.

Technical

Version
1.0.0
Manifest
V3
Size
327KiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
lpkplilkcinbkadgcahcichkdndfcjbo
Developer ID
u16934d66603d0085861efe21c02f3a18
Developer Email
[email protected]
Created
Jan 29, 2026
Last Updated (Store)
Jan 29, 2026
Last Scraped
Jun 5, 2026
Website
—
Support URL
—
Privacy Policy
—

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Data sourced from the Chrome Web Store · last verified Jun 5, 2026.