CSV <> JSON Converter

Convert CSV to JSON or JSON to CSV with headers. Paste your data on the left and get the converted result on the right, formatted for readability.

Input CSV

This converter assumes a simple CSV with a header row and JSON arrays of objects. All conversions happen in your browser.

Pretty-print and validate JSON with error highlighting.

Convert plain text to Base64 and decode Base64 back to text.

Format SQL queries to improve readability for SELECT, JOIN and more.