JSON Beautifier and Editor

Display JSON objects by transforming them into Syntax editable highlighted HTML to validate, format, and save

JSON Beautifier and Editor for Chrome

"JSON Beautifier and Editor" is a Chrome extension that converts JSON pages into editable and highlighted HTML for easy viewing, editing, and saving. It supports various MIME types and features like collapsible trees, multiple view modes, and dark theme compatibility. Automatically activate upon opening JSON pages, allowing users to manipulate and validate JSON data effortlessly.
Install from Chrome Web Store

Extension stats

Manifest V3
Users: 30,000+
Version: 0.5.8 (Last updated: 2025-02-04)
Creation date: 2020-06-06
Permissions:
  • storage
  • contextMenus
  • scripting
Host permissions:
  • <all_urls>
Size: 439.30K
Full description: See detailed description

Other platforms

Not available on Android
JSON Beautifier & Editor (v0.5.6)
931 3.77 (13)
JSON Beautifier and Editor (v0.5.8)
39,487+ 4.50 (50)

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Great formatting and presentation of JSON data
  • Clean layout and multiple viewing options
  • Highly recommended; better than other JSON beautifiers
  • Easy to use with nested objects in table mode
  • Useful jmespath implementation for frontend developers
Cons
  • No settings option
  • Ugly theme compared to other JSON viewers
  • Not as neat as Firefox JSON viewer
Most mentioned
  • Best extension for developers
  • Works very well
  • Incredible control over JSON
  • Great viewing options
  • Highly rated despite some issues
User reviews
easy open, very helpful
by A Google user, 2025-03-05

THE BEST EXTENSION FOR ME
by Atans Zhao, 2024-07-10

A really nice extension! I really like table mode with nested objects, makes it really nice to view JSON. :)
by Index, 2024-07-07
View all user reviews

Extension safety

Risk impact

JSON Beautifier and Editor requires a few sensitive permissions. Exercise caution before installing.

Risk impact analysis details
  • Critical Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
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Risk likelihood

We don't have sufficient data to confidently determine the risk likelihood of JSON Beautifier and Editor. Use it at your own risk.

Risk likelihood analysis details
  • High This extension has low user count. Unpopular extensions may not be stable or safe.
  • Medium **** ********* *** ******* ** *** **** * ******* *** ******* *** *** ** ****** ** *****
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
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Promo images

JSON Beautifier and Editor marquee promo image
Marquee promo image
JSON Beautifier and Editor small promo image
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