JSON Viewer

The most beautiful and customizable JSON/JSONP highlighter that your eyes have ever seen. Open source at https://goo.gl/fmphc7

JSON Viewer - The Ultimate JSON/JSONP Highlighter Chrome Extension

"JSON Viewer" is a feature-rich Chrome extension designed to make it easier to view, format, and debug JSON data. With 27 built-in themes, optional clickable URLs, ability to inspect your JSON data, C-style braces and arrays option, and an intuitive scratch pad, you get an ultimate tool for handling JSON. It enables users to customize their themes, tab size, and maximum JSON size to highlight. The extension is part of an open-source project and is continually improved by dedicated contributors.
Install from Chrome Web Store

Extension stats

By: tulios
Users: 1,000,000+
Rating: 4.54
(1,082)
Version: 0.18.1 (Last updated: 2020-12-23)
Creation date: 2017-10-23
Risk impact: Moderate risk impact
Risk likelihood:
Manifest version: 2
Permissions:
  • *://*/*
  • <all_urls>
Size: 317.44K

Other platforms

Not available on Android
JSON Viewer Pro (v1.0.1)
4.33 (3) 495
JSON在线解析 (v0.18.2)
5.00 (1) 192
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Extension summary

It is a Chrome extension for printing JSON and JSONP.

Notes:

  • This extension might crash with other JSON highlighters/formatters, you may need to disable them
  • To highlight local files and incognito tabs you have to manually enable these options on the extensions page
  • Sometimes when the plugin updates chrome leaves the old background process running and revokes some options, like the access to local files. When this happen just recheck the option that everything will work again
  • Works on local files (if you enable this in chrome://extensions)

Features

  • Syntax highlighting
  • 27 built-in themes
  • Collapsible nodes
  • Clickable URLs (optional)
  • URL does not matter (the content is analysed to determine if its a JSON or not)
  • Inspect your json typing "json" in the console
See more

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 Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.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 for viewing large JSON content
  • User-friendly and simple to use
  • Good display options for JSON in the browser
  • Works well in multiple browsers (e.g., Brave)
Cons
  • Doesn't work for some users (specific issues on certain websites like Instagram and Edge)
  • Lack of clear instructions for usage
  • Requires enabling certain settings to function properly
Most mentioned
  • Positive comments on ease of use and functionality
  • Reports of it not working for some users
  • Desire for clearer instructions and upfront information regarding fees
User reviews
by An Chen, 2024-10-09

Awesome..

Don't even work, was trying on instagram.
by Muhammad Hilal, 2024-08-22
View all user reviews

Extension safety

Risk impact

JSON Viewer requires a few sensitive permissions. Exercise caution before installing.

Risk likelihood

JSON Viewer has earned a good reputation and can be trusted.

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Promo images

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