JSON tools

A complete set of JSON utilities — formatting, validation with precise error positions, minification and CSV conversion. All in your browser.

CSV to JSON

Convert CSV rows into structured JSON.

JSON Formatter

Format, indent and inspect JSON instantly.

JSON Minifier

Strip whitespace to shrink JSON payloads.

JSON to CSV

Turn JSON arrays into spreadsheet-ready CSV.

JSON Validator

Validate JSON and pinpoint every syntax error.