Free Online CSV to JSON & JSON to CSV Converter — QuizOxa Tools
Transform data seamlessly between CSV and JSON formats. Convert raw CSV data with headers into clean JSON objects or flatten nested JSON arrays into tabular CSV files. Features customizable delimiters, header detection, and instant copy/download.
Common questions
Does the CSV converter handle quotes and commas inside cells?
Yes. The parser correctly accounts for double-quoted values containing commas, line breaks, and escaped characters.
Is any data uploaded to a server?
No. Conversion calculations happen 100% locally inside your web browser.
Related tools
JSON Formatter
Beautify, format, and pretty-print minified JSON with proper indentation. Validate JSON syntax and catch errors instantly.
JSON Minifier
Minify and compress JSON by removing all whitespace and formatting. See size reduction statistics instantly.
JSON Validator
Validate JSON syntax instantly with detailed error messages, line numbers, and suggestions to fix common JSON issues.
SQL Formatter
Beautify SQL database queries. Format SELECT, INSERT, UPDATE, JOIN, and WHERE clauses.
URL Encoder/Decoder
Encode or decode strings to be safe for uniform resource locators (URLs) client-side.
HTML Encoder/Decoder
Convert special text characters into HTML entities or parse encoded entity blocks back to plain text.