FILESTATION FOR DEVELOPERS

Small tools. Less busywork.

Choose a tool, paste your input and get back to building.

Processed on your device

JSON & CSV

Format, validate and convert structured data.

What would you like to do?JSON indentation

Input

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Output

Ready when you are.

For CSV to JSON, the first row supplies unique column names. Leading zeros stay intact. For JSON to CSV, use flat records; nested objects must be flattened first. Standard JSON number precision applies, and duplicate object keys keep their last value.