JSON Viewer Chrome Extension icon

JSON Viewer Chrome Extension

Extension Actions

How to install Open in Chrome Web Store
CRX ID
kggkmmjihpjangbkpcdidlhfbnnfaldn
Description from extension meta

JSON Viewer, support tree view, formatted beautiful text view, a most beautiful and customizable JSON/JSONP highlighter

Image from store
JSON Viewer Chrome Extension
Description from store

A clean and powerful JSON viewer extension for Chrome with tree view and text view support.

## Features

- 🌲 Tree View: Collapsible tree structure for better JSON visualization
- 📝 Text View: Traditional text view with line numbers and code folding
- 🎨 Dark/Light Theme: Seamless integration with Chrome themes
- 🔍 Long String Handling: Automatically truncates long strings with expandable view
- 📊 Object Size: Shows the number of items in arrays and objects
- 🔗 URL Detection: Automatically converts URLs to clickable links
- ⌨️ Keyboard Friendly: Easy navigation and interaction
- 🎯 Line Numbers: Clear line numbers with folding indicators
- 🚀 Performance: Handles large JSON files smoothly

## How to Use

1. Open a JSON file in Chrome
2. Click the "Open JSON Viewer" button in the editor title bar, or:
3. Right-click in the editor and select "Open in JSON Viewer"
4. Use the toolbar buttons to:
- Switch between Tree and Text views
- Toggle dark/light theme
- Expand/collapse all nodes in tree view
- Click on line numbers to fold/unfold sections in text view
- Click on truncated strings to expand/collapse them

## View Modes

### Tree View
- Hierarchical visualization of JSON structure
- Click on arrows (▶/▼) to expand/collapse nodes
- Shows array/object sizes
- Hover effects for better readability

### Text View
- Traditional JSON text representation
- Line numbers with folding capability
- 4-space indentation
- Long string truncation with expandable view
- Syntax highlighting

## Demo
https://microsoftedge.github.io/Demos/json-dummy-data/64KB.json