JSON Viewer
Free online JSON viewer tool. Visualize JSON data in an interactive tree structure. Expand, collapse, and navigate complex JSON hierarchies with ease in your browser.
Before & After
Raw JSON:
{"company":{"name":"TechCorp","employees":[{"name":"Alice","role":"Engineer"},{"name":"Bob","role":"Designer"}]}}Tree View:
▼ company
▼ name: "TechCorp"
▼ employees
▼ [0]
▼ name: "Alice"
▼ role: "Engineer"
▼ [1]
▼ name: "Bob"
▼ role: "Designer"How to Use JSON Viewer
Paste your JSON
Paste your JSON data into the input editor, or upload a .json file.
Click View
Click the "View" button to render your JSON as an interactive tree structure.
Explore the Tree
Click on tree nodes to expand or collapse them. Navigate through complex JSON hierarchies with ease.
Why Use Our JSON Viewer?
Interactive Tree
Expand and collapse nodes to navigate deep JSON structures with ease.
Syntax Highlighting
Keys, values, and data types are color-coded for better readability.
100% Browser-Based
All visualization happens locally. Your data never leaves your browser.
File Upload Support
Upload .json files and visualize them instantly.
Search & Filter
Search through your JSON tree to quickly find specific keys or values.
Free & Unlimited
No sign-up, no limits. View as much JSON as you need.
When to Use JSON Viewer
| Scenario | Description |
|---|---|
| Data Exploration | Navigate complex JSON API responses to understand their structure and content. |
| Debugging | Visually inspect JSON data to find issues in nested structures. |
| Documentation | Create visual representations of JSON structures for documentation. |
| Learning | Understand JSON hierarchy and nesting through interactive tree visualization. |