JSON Editor, Validator and Converter
Edit JSON online: validate, format, minify, repair, compare and convert to CSV or YAML. Run JSONPath queries and browse a tree view. Private and free.
Your data stays on your device. Nothing is uploaded.
JSON Validator and Formatter
Validate JSON in your browser. Line numbers, folding, and lint markers stay on your device.
Ready. JSON stays on this device.
$ object
$.name "RGBKit"
$.category "Data Tools"
$.clientSide true
$.tools array[3]
$.tools[0] "JSON Editor"
$.tools[1] "CSV to Excel"
$.tools[2] "JWT Decoder"
$.limits object
$.limits.csvMb 50
$.limits.excelMb 25
How to Use the Json Editor
1. Upload or paste
Enter or paste your input (text, token, JSON or options) into the tool.
2. Convert
Adjust settings if needed, then run the action to generate the result.
3. Download or copy
Copy the output or download it. Processing happens locally in your browser.
Features of the JSON Editor
Validate and repair JSON
Detect syntax errors and repair common issues to get valid JSON quickly.
Format and compress
Beautify JSON with indentation or minify it for storage and transfer.
Compare JSON documents
Diff two JSON documents and see changes by path.
Convert formats
Convert JSON to CSV or YAML and back when you need interoperability.
Query with JSONPath
Find values inside large documents using JSONPath queries.
Tree viewer
Explore and search nested structures in a readable tree view.
FAQ: Frequently Asked Questions
Yes. It is free to use and does not require an account.
No. Editing and processing happen locally in your browser.
Yes, but very large files depend on your device and browser memory.
Yes. Use the CSV tools to export a JSON array into a CSV table.
Yes. Paste a schema to validate your document against it.