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JSON Tools

Fast, privacy-first utilities that run completely inside your browser. No data ever leaves your device.

5 tools

JSON Validator

Validate JSON syntax and catch errors instantly.

JSON to CSV Converter

Convert a JSON array into a CSV file.

CSV to JSON Converter

Convert a CSV file into JSON.

JSON Diff Checker

Compare two JSON documents and see what changed.

JSON Minifier

Minify JSON by stripping whitespace.

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