Free Tiny Tools

CSV to JSON Converter

Convert CSV files to JSON and JSON to CSV instantly. Supports custom delimiters, headers, and handles quoted values.

CSV Input

Upload File

CSV

Delimiter

First row is header

Include headers in JSON

Trim whitespace

Preserve data types

JSON Output

How to Use the CSV to JSON Converter

Convert between CSV and JSON formats easily:

Select conversion direction (CSV to JSON or JSON to CSV)
Paste your data in the input field or upload a file
Configure options like delimiter and header settings
Copy or download the converted output

CSV Format Support

Our converter handles various CSV formats:

Headers: Automatically detect and use the first row as column names
Delimiters: Supports comma, semicolon, tab, pipe, and auto-detection
Quoted values: Properly handles quoted values with commas or newlines
Encoding: Supports UTF-8 and handles special characters correctly

JSON Format Support

The converter works with standard JSON:

Structure: Arrays of objects or arrays of arrays
Data types: Strings, numbers, booleans, null values
Validation: Automatically validates JSON syntax before conversion

Common Use Cases

CSV to JSON conversion is useful for:

API Integration: Convert CSV data to JSON for API requests
Data Processing: Transform data between formats for analysis
Data Migration: Move data between systems with different formats
Reporting: Convert database exports to JSON for visualization

Related Tools

View more Developer Tools

JSON Formatter

Format, validate, and minify JSON. Beautify messy JSON data with syntax validation.

JSON <-> YAML Converter

Convert JSON to YAML and YAML to JSON instantly. Validate and format your data with this two-way converter.

Robots.txt Generator

Create and validate robots.txt files. Control how search engines and bots crawl your website.

UUID Generator

Generate random UUID v4 identifiers instantly. Perfect for developers and database administrators.