CSV to JSON Converter for C#
Free online csv to json converter with C# code examples
Working with csv to json converter in C#? Our free online csv to json converter helps C# developers format, validate, and process data instantly. Below you will find C# code examples using CsvHelper so you can achieve the same result programmatically in your own projects.
Try the CSV to JSON Converter Online
Use our free CSV to JSON directly in your browser — no setup required.
Open CSV to JSONC# Code Example
using System.Globalization;
using System.Text.Json;
using CsvHelper;
using CsvHelper.Configuration;
var csv = "name,age,city\nAlice,30,New York\nBob,25,London";
using var reader = new StringReader(csv);
using var csvReader = new CsvReader(reader, CultureInfo.InvariantCulture);
var records = csvReader.GetRecords<dynamic>().ToList();
var json = JsonSerializer.Serialize(records, new JsonSerializerOptions { WriteIndented = true });
Console.WriteLine(json);Quick Setup
Library: CsvHelper
dotnet add package CsvHelperC# Tips & Best Practices
- CsvHelper is the most popular .NET CSV library
- Use typed classes instead of dynamic for production code
- CultureInfo.InvariantCulture avoids locale-specific parsing issues