JSON Editor
Free Online JSON Editor
About JSON Editor
Edit JSON directly in an interactive tree view. Add, remove and modify keys and values visually.
starKey Features
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Edit in tree view
Edit in tree view — a core feature of JSON Editor that helps you work more efficiently.
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Add/remove nodes
Add/remove nodes — a core feature of JSON Editor that helps you work more efficiently.
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Type-aware editing
Type-aware editing — a core feature of JSON Editor that helps you work more efficiently.
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Real-time validation
Real-time validation — a core feature of JSON Editor 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 Editor 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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Edit configuration files
Use JSON Editor for edit configuration files directly in your browser — no signup or installation required.
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Modify API payloads
Use JSON Editor for modify api payloads directly in your browser — no signup or installation required.
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Build JSON structures
Use JSON Editor for build json structures directly in your browser — no signup or installation required.
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Test data
Use JSON Editor for test data directly in your browser — no signup or installation required.