CSV to JSON Converter
Easily convert CSV data into JSON format with support for various delimiters and formatting options, supports preview result and download.
CSV Input
Settings
Separator
Output Type
JSON Output
How to Convert CSV to JSON
Enter Your CSV Data
Start by entering or pasting your CSV data into the input field. You can also load CSV data from a URL or upload a CSV file from your device. CSV to JSON conversion works with any well-formatted CSV file, supporting comma, semicolon, or tab separators.
id,name,email 1,John Doe,[email protected] 2,Jane Smith,[email protected] 3,Robert Johnson,[email protected]
Separator
Output Type
Configure Conversion Settings
Choose your preferred separator (comma, semicolon, or tab) based on your CSV format. Select the output type (array or hash) and enable options like parsing numbers or minifying the output as needed. These settings help you convert CSV to JSON exactly as you need it.
Get Your JSON Result
Click the 'Convert to JSON' button to transform your CSV data into properly formatted JSON. The converted JSON will appear in the output area where you can copy it to clipboard or download it as a file. Converting CSV to JSON has never been easier!
[
{
"id": 1,
"name": "John Doe",
"email": "[email protected]"
},
{
"id": 2,
"name": "Jane Smith",
"email": "[email protected]"
},
{
"id": 3,
"name": "Robert Johnson",
"email": "[email protected]"
}
]Frequently Asked Questions about CSV to JSON Conversion
What is a CSV to JSON Converter?
A CSV to JSON Converter is an online tool that transforms comma-separated values (CSV) data into JavaScript Object Notation (JSON) format. Our CSV to JSON converter takes structured tabular data from CSV files and converts it into a hierarchical JSON format that's widely used in web applications, APIs, and data exchange. This makes it easy to transform spreadsheet data into a format that's more suitable for JavaScript applications and web services.
How do I use the CSV to JSON Converter?
Using our free CSV to JSON Converter is simple: visit Hamster Tools - CSV to JSON Converter , paste your CSV data into the input area, select your desired separator and output format options, and click the Convert button. The tool will instantly transform your CSV data into properly formatted JSON that you can copy or download. Converting a CSV file to a JSON file has never been easier!
What CSV formats are supported in this CSV to JSON tool?
Our CSV to JSON Converter supports standard CSV formats with various delimiter options including comma, semicolon, or tab separators. It handles quoted fields, escaped characters, and automatically detects headers. The tool efficiently processes both simple and complex CSV structures, making it versatile for converting any CSV file to JSON format. Whether you need to convert from CSV to JSON for a simple data file or a complex dataset, our tool handles it all.
What are the different JSON output types available?
The CSV to JSON converter offers two main output types: Array mode creates an array of objects where each CSV row becomes a JSON object with properties named after the CSV headers. This is perfect for most CSV to JSON conversions. Hash mode uses the first column values as keys in a single object, making it ideal for key-value structured data or when you need a specific JSON format. Both options give you flexibility in how your CSV data is transformed to JSON.
How should I structure my CSV for conversion to JSON?
For best results when converting CSV to JSON, ensure your CSV file has a header row with unique column names that will become your JSON property names. Each subsequent row will become a JSON object (or entry in the hash, depending on your selected output type). Clean, consistent CSV data will produce the best JSON output. Our CSV to JSON converter is designed to handle well-formed CSV data with various delimiters and can transform it into clean, structured JSON.
Are there usage limitations?
The CSV to JSON converter has a daily usage limit to ensure optimal service performance for all users. If you need more usage, please update account to Hamster Permium.
Is my data secure when using the CSV to JSON Converter?
Yes, your privacy is important to us. Our CSV to JSON Converter processes all data directly in your browser. Your CSV data is never sent to our servers or stored anywhere, ensuring complete privacy and security for sensitive information. You can safely convert CSV files to JSON format without worrying about data privacy or security concerns.
Can I convert large CSV files to JSON?
The CSV to JSON Converter can handle reasonably sized CSV files. For very large datasets (over several megabytes), you might experience some performance limitations depending on your browser and device. For extremely large files, we recommend splitting the data into smaller chunks before converting from CSV to JSON, or using server-side conversion tools. Most standard CSV files will convert to JSON quickly and efficiently with our online tool.
Can I convert CSV to JSONL (JSON Lines) format?
Currently, our tool focuses on standard JSON output. To get JSONL (JSON Lines) format, you can convert your CSV to JSON using our tool first, then transform the resulting JSON array into JSONL format by putting each array item on a separate line. JSONL is useful for streaming or processing large datasets line by line. If you frequently need to convert CSV to JSONL, please let us know and we may add this feature in the future.
How to connect with us
We welcome your feedback and suggestions! Please feel free to contact us at [email protected]