JSON to CSV Converter

Convert JSON arrays to CSV, Excel (XLSX), Parquet, and TSV formats. Transform data for spreadsheets and analysis. Supports nested objects and custom delimiters.

JSON Input

Ln 1, Col 1

Size: 548 B

No CSV/XLSX/Parquet/TSV Outputs Generated

Paste your data above and click the button to see the results here.

Ready to Convert Your JSON Files to CSV / XLS / TSV / Parquet?

Join thousands of developers who trust our OJF for their daily workflow. Fast, reliable, and completely free.

100% Free

No Registration

Privacy Protected

JSON to CSV Converter - Transform JSON Data to Excel-Compatible Spreadsheets

Convert JSON arrays to CSV format instantly with our professional online tool. Perfect for Excel analysis, data migration, and spreadsheet workflows. Supports nested objects, custom delimiters, and large datasets up to 15MB.Related Tools: JSON to XML, JSON to YAML, JSON Editor

Key Features of OJF

Take control of your data - everything in one place

Advanced JSON to CSV Features

Convert complex JSON arrays to CSV spreadsheet format
Automatic header generation from JSON object keys
Nested object flattening with customizable dot notation
Multiple delimiter options (comma, semicolon, tab, pipe)
Excel and Google Sheets compatibility guaranteed
Large dataset processing up to 15MB file size
Real-time CSV preview with column mapping visualization
Drag-and-drop JSON file upload interface

Data Handling Capabilities

Preserve data types during CSV conversion process
Handle missing values and null entries appropriately
Support for arrays within JSON objects
Custom date and timestamp formatting options
Unicode and international character support
Escape special characters for CSV compliance
Column ordering and sorting preferences
Data validation and error detection

Complete JSON to CSV Conversion Guide

Prepare your JSON data - ensure it’s an array of objects for best CSV results

Upload your JSON file or paste the data directly into our converter

Select your preferred CSV delimiter (comma recommended for Excel compatibility)

Configure nested object handling - choose flattening or separate columns

Preview the CSV output to verify column headers and data arrangement

Adjust any formatting settings based on your spreadsheet requirements

Download the CSV file and open it in Excel, Google Sheets, or your preferred tool

Why Choose Us?

Feature	Online JSON Formatt(OJF)	Other Tools
Nested JSON handling	Advanced flattening	Basic or none
File size support	Up to 15MB	1-2MB typical
Delimiter options	Multiple choices	Comma only
Excel compatibility	Guaranteed	Variable
Real-time preview
Data type preservation		Limited

Frequently Asked Questions

How do I convert JSON array to CSV for Excel analysis?

Upload your JSON file containing an array of objects, select comma as delimiter, and download the CSV. The resulting file will open perfectly in Excel with proper column headers and formatted data ready for analysis, charts, and pivot tables.

What happens to nested JSON objects during CSV conversion?

Our tool intelligently flattens nested objects using dot notation (e.g., address.street, address.city). You can also choose to keep nested objects as JSON strings within CSV cells for complex data structures.

Can I convert large JSON datasets to CSV?

Yes, our converter handles JSON files up to 15MB, which can contain hundreds of thousands of records. The tool processes large datasets efficiently while maintaining data integrity and formatting.

How do I handle missing values in JSON to CSV conversion?

Missing or null values in JSON objects are automatically handled by leaving CSV cells empty or using configurable placeholder values. This ensures clean spreadsheet data without conversion errors.