Json Viewer Chrome extension icon

Json Viewer

👥 353 users
📦 v3.0.1
💾 453KiB
📅 2025-01-29
View on Chrome Web Store

Chrome will indicate if you already have this installed.

Overview

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
* 26 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
* Hot word `json-viewer` into omnibox (type `json-viewer` + TAB and paste your JSON into omnibox, hit ENTER and it will be highlighted)
* Toggle button to view the raw/highlighted version
* Works with numbers bigger than Number.MAX_VALUE
* Option to show line numbers
* Option to customize your theme
* Option to customize the tab size
* Option to configure a max JSON size to highlight
* Option to collapse nodes from second level + Button to unfold all collapsed nodes
* Option to include a header with timestamp + url
* Option to allow the edition of the loaded JSON
* Option to sort json by keys
* Option for C-style braces and arrays
* Scratch pad, a new area which you can type/paste JSON and format indefinitely using a button or key shortcut. To access type `json-viewer` + `TAB` + `scratch pad` ENTER

This plugin is open source
https://github.com/mrfanii/JSON-Viewer-v3

Bugs and suggestions
https://github.com/mrfanii/JSON-Viewer-v3/issues

License
MIT License

Tags

Productivity/developer developer productivity/developer

Privacy Practices

Not being sold to third parties, outside of the approved use cases
Not being used or transferred for purposes that are unrelated to the item's core functionality
Not being used or transferred to determine creditworthiness or for lending purposes

🔐 Security Analysis

This extension hasn't been security-scanned yet.

Capture a screenshot of your current page in entirety and reliably—without requesting any extra permissions!
Productivity/developer AI
브라우저에서 라온시큐어의 PC보안 기능을 사용하기 위한 확장 프로그램입니다.
Productivity/developer
Adds React debugging tools to the Chrome Developer Tools. Created from revision 3cde211b0c on 10/20/2025.
Productivity/developer