JSONGenie: View raw JSON in an interactive, collapsible tree with syntax highlighting and raw/parsed toggle for easy navigation.
Users
537
−18 in 30 days
Rating
4.9 / 5
unchanged in 30 days
Ratings
25
0 in 30 days
Store rank
#42K
#35K among extensions
Version
2.1.0
updated 6 Jan 2026
Users
monthly, 2 years
Latest, 15 Oct 2026:537 usersMove the mouse over the chart for any month
Ratings count
monthly, 2 years
Latest, 15 Oct 2026:25 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About JSONGenie - Beautify, Format & Visualize
JSONGenie: View raw JSON in an interactive, collapsible tree with syntax highlighting, instant type generation, and smart path copying.
JSONGenie is the smartest way to read and format JSON directly in your browser, automatically detecting JSON on any webpage—even if the page is cluttered—and transforming it into a clean, readable, and collapsible view. Ideal for developers, testers, and data analysts working with APIs and structured data.
🚀 Why JSONGenie?
JSONGenie transforms unreadable JSON strings into an organized, hierarchical display that makes even the most complex JSON structures easy to navigate. The collapsible interface is particularly helpful for large datasets, allowing you to focus on specific sections without getting lost in the details.
Whether you're debugging API responses, exploring data files, or just trying to make sense of JSON data, this formatter provides a professional, feature-rich alternative to viewing raw JSON.
✅ Features
🧠 Auto-Detect JSON: Instantly recognizes and formats raw JSON on any page, even extracting it from mixed debug pages.
⚡ Instant Type Generation: One-click export to TypeScript, Go Struct, and Zod Schema.
📍 Copy JSON Path: Hover over any item to see its path (e.g., data.users[0].id) or use Alt + Click (Windows/Linux) / Cmd + Click (Mac) to copy it instantly.
🎯 Syntax Highlighting: Color-coded JSON elements for improved readability.
🌳 Tree View: Explore deeply nested structures with expand/collapse controls.
📋 Smart Copy: Double-click to copy values, or use the smart shortcut for paths.
🎨 10 Themes: Match your browser with Dark, Light, Solarized, Monokai, and more.
💯 Item Counts: Displays the number of items in arrays and objects.
⚡ Fast & Lightweight: Minimal impact on performance with maximum utility.
👥 Made For
🧑💻 Developers (Frontend, Backend & Fullstack)
🧪 QA Engineers & Testers
📊 Data Analysts & Engineers
Anyone working with REST APIs, GraphQL, or JSON files
🛠 How It Works
Navigate to any webpage or API endpoint returning JSON.
JSONGenie automatically formats and displays it.
Interact, copy values, generate types, or download the file – right from your browser.
🔐 100% Privacy-First
No data is collected or stored. JSONGenie runs entirely locally in your browser. Private, fast, and secure.