Data converter
CSV to JSON Converter
Turn spreadsheet exports and comma-separated records into JSON arrays for APIs, test fixtures and data pipelines.
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Private browser tools
Useful data work.
Without throwaway scripts.
Convert, validate and format everyday data directly in your browser. No account, no upload and no input stored on our server.
Available tools
Choose what you need to do.
Each focused utility includes examples, validation, copy and download controls.
Data converter
JSON to CSV Converter
Convert JSON records into spreadsheet-ready CSV while preserving nested object values through dot-separated column names.
Open tool →Developer tool
JSON Formatter and Validator
Beautify difficult-to-read API responses and configuration files, or validate JSON before using it in an application or data pipeline.
Open tool →Developer tool
SQL Formatter
Turn compact SQL into readable statements for reviews, documentation and debugging without uploading queries to a server.
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