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https://rbrahul.github.io/Awesome-JSON-Viewer/

:fire: A Chrome extension to visualise JSON response and introduce awesome JSON prettifying experiences.
https://rbrahul.github.io/Awesome-JSON-Viewer/

chrome-extension json json-viewer react reactjs

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:fire: A Chrome extension to visualise JSON response and introduce awesome JSON prettifying experiences.

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# JSON Viewer Pro (Completely Free)

A 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.

[![](https://raw.githubusercontent.com/rbrahul/Awesome-JSON-Viewer/master/chrome-web-store.png)](https://chrome.google.com/webstore/detail/json-viewer-pro/eifflpmocdbdmepbjaopkkhbfmdgijcc)

## Features

- ✅ Beautify JSON response from API
- ✅ Visual representation of JSON
- ✅ Depth traversing of JSON property using breadcrumbs
- ✅ Write custom JSON in Input area
- ✅ Access JSON response via Path navigation prompt with Auto-completion
- ✅ Import local JSON file
- ✅ Download JSON file using Context Menu
- ✅ URL black listing to ignore on certain websites
- ✅ Change Themes
- ✅ Custom CSS
- ✅ Cool User Interface.
- ✅ Copy property and value
- ✅ Access JSON in your console using only `json` keyword

## Screen Shots

![Awesome JSON](https://raw.githubusercontent.com/rbrahul/Awesome-JSON/master/awesome-json-slideshow.gif 'Awesome JSON an awesome Chrome extension to assist development')

# Your donation is appreciated

### Your small contribution inspires us.

[![](https://www.paypalobjects.com/en_US/DK/i/btn/btn_donateCC_LG.gif)](https://www.paypal.com/donate?hosted_button_id=VQLQGCRJAAF3L)

## Online JSON viewer(without any installation needed):

[Awesome JSON View Online Editor with very limited features](https://rbrahul.github.io/Awesome-JSON-Viewer/# 'Awesome JSON Viewer')

## 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.

### Version 1.0.4 on 28-03-2025

**New Features**

- New Improved UI and Theme
- Faster JSON Tree and Chart Rendering
- Besides JSON, YAML and XML file can be imported inside editor and Parse as JSON
- Access JSON via path navigation prompt with auto-completion support
- Improved JSON Editor
- Custom font-size can be configured. (To have this "Restore Default" needs to be clicked at least once to get the updated default custom-css. And change the font-size you prefer).

**Bug Fixes:**

- Any Number greater than Number.MAX_SAFE_INTEGER was rendered as wrong value
- Sometimes Chart disappears while clicking on the nodes
- Flickering effect in the JSON Tree view once auto-collapsed is turned on
- Settings and Custom CSS were not applied properly.

### Version 1.0.5 on 31-03-2025

**Bug Fixes:**

- Sometimes the JSON tree collapse icon was not working after clicking
- JSON Chart sometimes goes outside the visible area
- First few lines in JSON Tree view were getting covered by the Menu for longer texts.
- Menu Icons were turned into black for the very first installation as the default settings were not properly applied.

### Version 1.0.6 on 15-04-2025

**Features:**

- Implemented Content-Type/Mime-Type detection Configurable. Earlier only Content-Type: 'application/json' were supported. Regardless of Content-Type, users can also select if the content should be parsed if it is valid JSON structured data.

**Note:**
Besides these above mentioned points, there were lot of improvements made in the build process and development practices. I have mroe plans to improve the code quality and the performance of the application rendering in upcoming days.

Enjoy the JSON Viewer Pro.

**Developed with ♥ using ReactJS and D3**