JSON Viewer and Editor icon

JSON Viewer and Editor

by prounckk

v1.3.1 Updated Oct 18, 2025 950KiB
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Description

# The Most Complete JSON Tool for Developers **JSON Viewer and Editor** is the professional Chrome extension that makes working with JSON data effortless. Whether you're debugging APIs, analyzing SharePoint responses, or editing configuration files, our extension provides everything you need in one beautiful, fast interface. ## πŸš€ Why Developers Love This Extension ⭐ **Works Where Others Fail** - βœ… Full SharePoint Online compatibility - βœ… OneDrive API responses - βœ… Large files (handles 10MB+ JSON effortlessly) - βœ… No popup blockers - everything inline ⭐ **Edit JSON Right in Your Browser** - Real-time validation as you type - Save changes and update all views instantly - Add, remove, or modify any property - Confirmation dialogs prevent accidental data loss - Visual indicators show unsaved changes ⭐ **Powerful JSONPath Query Engine** - Full JSONPath-Plus library (100% spec compliant) - Query history with quick reuse - Export query results to JSON - Helpful syntax guide built-in - Test queries: `$..price`, `$.users[?(@.age>30)]`, `$[0:5]` ⭐ **Beautiful, Theme-Aware Interface** - Automatic dark/light mode detection - Manual theme toggle (System/Dark/Light) - Syntax highlighting for all JSON types - Professional color schemes - Clean, modern design ## 🎯 Key Features ### View Modes **Pretty View** - Syntax-highlighted, formatted JSON **Tree View** - Collapsible object explorer with expand/collapse all **Raw View** - Original unmodified source **Edit Mode** - Full-featured JSON editor (NEW!) ### Advanced Tools βœ“ **JSONPath Queries** - Filter and extract data with powerful queries βœ“ **Search & Highlight** - Find text across any view mode βœ“ **Copy & Download** - Export in any format βœ“ **Error Detection** - Pinpoint syntax errors with line/column numbers βœ“ **URL Detection** - Clickable links in string values ### Developer Productivity - Keyboard shortcuts (1-4 for views, Ctrl+F for search) - Instant JSON validation on page load - Works with file:// URLs for local testing - Minimal permissions (no data collection) - Lightning-fast performance ## πŸ’Ό Perfect For **API Developers** Debug REST APIs, test endpoints, analyze responses, modify payloads on the fly **SharePoint Administrators** View and edit SharePoint REST API responses, OneDrive file metadata, user profiles **Data Analysts** Explore complex JSON structures, extract specific data with JSONPath, export subsets **Front-End Developers** Inspect API responses, validate JSON schemas, prototype data structures **DevOps Engineers** Review configuration files, modify environment variables, validate CI/CD outputs ## 🎨 What Makes Us Different ❌ **Other Extensions:** - Break on SharePoint/OneDrive URLs - Open annoying popups - Limited JSONPath support - No editing capabilities - Bloated with ads and tracking βœ… **JSON Viewer and Editor:** - Works everywhere (SharePoint, OneDrive, APIs) - Clean inline interface - Full JSONPath-Plus library - Powerful real-time editing - Zero tracking, zero ads, 100% privacy ## πŸ”’ Privacy & Security - **No data collection** - Your JSON never leaves your browser - **Minimal permissions** - Only reads page content - **No external servers** - Everything runs locally - **Open development** - Community-driven improvements - **No tracking or analytics** - Complete privacy ## πŸ“Š Use Cases ### 1. API Development ``` 1. Call your API endpoint 2. JSON auto-formats instantly 3. Run JSONPath query: $.data.users[*].email 4. Copy results for testing ``` ### 2. SharePoint Integration ``` 1. Access SharePoint REST endpoint 2. View list items with proper formatting 3. Edit metadata directly in browser 4. Save and export modified JSON ``` ### 3. Data Analysis ``` 1. Load large JSON dataset 2. Navigate tree structure 3. Filter with JSONPath: $..products[?(@.price<100)] 4. Export filtered results ``` ### 4. Configuration Management ``` 1. Open config.json from repository 2. Edit settings in Edit mode 3. Real-time validation prevents errors 4. Download updated configuration ``` ## ⚑ Performance - **Instant load** - No delays on JSON pages - **Handles large files** - Tested with 10MB+ datasets - **Minimal memory** - Efficient rendering engine - **Fast queries** - JSONPath execution under 10ms ## πŸŽ“ Easy to Use 1. **Install the extension** 2. **Open any JSON URL** - Automatic formatting 3. **Switch views** - Click buttons or press 1-4 4. **Edit as needed** - Click Edit mode (button or press 4) 5. **Save changes** - All views update instantly No configuration required. It just works! ## πŸ†• What's New in Version 1.3.0 ✨ **Edit Mode** - Full JSON editing with real-time validation ✨ **Visual Indicators** - See unsaved changes at a glance ✨ **Save/Reset Controls** - Prevent accidental data loss ✨ **Export Edits** - Download your modified JSON ✨ **Improved SharePoint Support** - Better compatibility ✨ **Enhanced Validation** - Specific error messages ## πŸ“ˆ Trusted by Developers - **SharePoint/OneDrive Tested** - Works with Microsoft 365 - **Large File Support** - No crashes on big datasets - **Active Development** - Regular updates and improvements - **Community Driven** - Your feedback shapes features --- **Install now and transform how you work with JSON!** No ads β€’ No tracking β€’ No subscriptions β€’ Always free
JSON Viewer and Editor screenshot 1JSON Viewer and Editor screenshot 2

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Permissions (2)

Permissions

activeTabβ„Ή Can access the current tab when you click the extension contextMenusβ„Ή Can add items to the right-click menu

Details

Version 1.3.1
Updated Oct 18, 2025
Size 950KiB
First Seen Mar 21, 2026