Search Tools

Search for a command to run...

CSV to JSON Converter

Convert CSV files or text to JSON format.

CSV Input
JSON Output

Complete Guide to CSV to JSON Conversion

What is CSV to JSON Conversion?

CSV to JSON conversion is the process of transforming Comma-Separated Values (CSV) data into JavaScript Object Notation (JSON) format. CSV is a simple tabular format where values are separated by commas, while JSON is a hierarchical data format ideal for web applications and APIs. This tool operates 100% in your browser, so no data is sent to any server, ensuring complete privacy.

How to Use

Step 1: Upload a CSV file or paste CSV text into the input area. Step 2: Click convert to automatically parse the CSV and generate JSON. Step 3: View the converted JSON with proper formatting and structure. Step 4: Download the JSON file or copy it to your clipboard.

Key Features

• Drag & drop CSV file upload or paste text • Automatic column detection from header row • Support for comma, semicolon, or tab delimiters • Handle large files up to 10MB • Preserve data types (numbers, booleans) • Preview results before download • Export as downloadable .json file • Browser-based processing ensures security

Common Use Cases

• Convert Excel spreadsheets to JSON for web applications • Transform database exports to API-compatible format • Migrate data from legacy systems to modern platforms • Generate mock data from CSV for testing • Integrate CSV data into JavaScript/TypeScript projects • Create configuration files from spreadsheet data • Prepare data for NoSQL database imports

Frequently Asked Questions (FAQ)

Q. Is my data safe?
A. Yes, all processing happens in your browser only.
Q. Is there a file size limit?
A. The tool supports files up to 10MB. For larger files, consider splitting them first.
Q. What CSV formats are supported?
A. Standard CSV with comma delimiter. Support for semicolon and tab delimiters coming soon.
CSV to JSON Converter - Free CSV to JSON Conversion Tool | All-in-One Toolbox