Simple browser utilities
Get small data tasks done.
Convert, format, validate, and clean data without creating an account or uploading your files.
Processed locally. Your data is not uploaded.
Available tools
Five focused utilities. More to follow.
No sign-up required
CV
CSV to JSON
Convert CSV data or files into clean JSON in your browser.
CV
JSON to CSV
Turn an array of JSON objects into a downloadable CSV file.
JS
JSON Formatter
Beautify or minify JSON with configurable indentation.
JS
JSON Validator
Check JSON syntax and locate common parsing errors.
TX
Remove Duplicates
Remove repeated lines while preserving their original order.
Local processing
Text and files are handled by your browser, not sent to a server.
No setup
Open a tool, paste your data, and get the result.
Built for speed
Light pages, direct controls, and no unnecessary interface.