JSON Viewer Pro (Completely Free)

A Chrome browser extension to visualize JSON response in awesome Tree and Chart view with great user experience and options.

Welcome to the JSON Viewer Pro. It is absolutely free and has no annoying advertisements.

Features

• ✅ Beautify JSON response from API
• ✅ Visual representation of JSON
• ✅ Depth traversing of JSON property using breadcrumbs
• ✅ Write custom JSON in Input area
• ✅ Import local JSON file
• ✅ Download JSON file using Context Menu
• ✅ URL filters
• ✅ Change Themes
• ✅ Custom CSS
• ✅ Cool User Interface.
• ✅ Copy property and value
• ✅ Access JSON in your console using only json keyword

Screen Shots

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Online JSON viewer(without any installation needed):

Awesome JSON View Online Editor with very limited features

Known Issue/Expected Behaviour:

• Custom CSS/Style, Theme, Collapsible settings are not applicable on chrome-extension://eifflpmocdbdmepbjaopkkhbfmdgijcc/index.html page as chrome-extension://* doesn't allow conentScript to be executed.

Change Log:

Version 1.0.0 on 04-10-2020

New Feature

• All the essential features of JSON Viewer

Version 1.0.1 on 20-10-2021

New Feature

• Added ContentType application/json detection before initialising JSON Viewer Pro extension to webpage.

Bug Fix

• Fixed bug for NextJS framework implemented sites and Twitter Cards.
• Added support for localhost (http://localhost:port) sites blocking in Manage URL settings.

Version 1.0.2 on 27-03-2024

Improvements:

• Upgraded to Manifest v3
• Fixed the issue with missing gear icon.
• Fixed issue with the reloading all tabs when settings are saved or set to default.
• Collapse nested items settings was not working once the extension was opened via clicking on the extension icon.
• Minor UI improvements in Toast Message and Buttons on the Setting page.

Version 1.0.3 on 31-03-2024

Bug Fixes:

• JSON Viewer Pro doesn't recognize local JSON files once opened via browser.

Developed with ♥ using ReactJS, Jquery and D3