JSON Viewer
Online JSON Viewer with Tree View
About JSON Viewer
View JSON data in a clean, navigable tree structure with collapsible nodes and syntax colors.
starKey Features
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Expandable tree view
Expandable tree view — a core feature of JSON Viewer that helps you work more efficiently.
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Syntax coloring by type
Syntax coloring by type — a core feature of JSON Viewer that helps you work more efficiently.
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Search within JSON
Search within JSON — a core feature of JSON Viewer that helps you work more efficiently.
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Collapsible nodes
Collapsible nodes — a core feature of JSON Viewer that helps you work more efficiently.
help_outlineHow to Use
1
Paste Your Input
Paste your JSON data into the dark input textarea on the left side of the tool.
2
Click Process
Press the Process button or use Ctrl+Enter to run the JSON Viewer tool on your input data.
3
Review the Output
The processed result appears in the output panel. Check the status bar for validation feedback or error messages.
4
Copy or Download
Copy the output to your clipboard with the Copy button, or download it as a file using the Download button.
lightbulbUse Cases
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Browse API responses
Use JSON Viewer for browse api responses directly in your browser — no signup or installation required.
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Explore complex data
Use JSON Viewer for explore complex data directly in your browser — no signup or installation required.
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Debug nested structures
Use JSON Viewer for debug nested structures directly in your browser — no signup or installation required.
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Data analysis
Use JSON Viewer for data analysis directly in your browser — no signup or installation required.