SuperConvert is a lightweight .NET library for converting between common data formats with a simple API.

Website: https://superconvert.online/ — free online JSON, CSV, Excel, and XML converters powered by this library.

• SuperConvert (core conversions): NuGet
• SuperConvert.Files (file conversion helpers): NuGet
• SuperConvert.Abstraction (DI-friendly service abstraction): NuGet

• Updated NuGet package icon (electric-generator.png).

• Fixed CSV escaping/unescaping issue for quote characters (").
• Export now escapes quotes as doubled quotes ("") in CSV fields.
• Import now correctly parses quoted values and restores escaped quotes.
• Added regression tests for CSV quote handling and quoted comma fields.

• JSON to DataTable
• DataTable to JSON
• JSON to CSV / CSV to JSON
• DataTable to CSV / CSV to DataTable
• JSON to XLS / DataTable to XLS
• Gregorian and Hijri date conversion
• String and file Base64 conversion helpers

Current package targets:

• netcoreapp3.1
• net5.0
• net6.0
• net7.0
• net8.0
• net9.0
• net10.0

Install-Package SuperConvert -Version 1.0.5.2

Install-Package SuperConvert.Files -Version 1.0.4.0

Install-Package SuperConvert.Abstraction -Version 1.0.0.4

using SuperConvert.Extensions;
using System.Data;

string customers = "[{\"CompanyID\":\"k123\",\"Role\":\"Admin\",\"Country\":\"UK\"}]";
DataTable dt = customers.ToDataTable("TableName");

string json = dt.ToJson();

string path = string.Empty;
string fileName = "DtToCsv";
string csvPath = dt.ToCsv(path, fileName);

DataTable csvDt = ExcelConverter.CsvToDataTable(csvPath);

Input text:

The "elephant" in the room.

CSV field output:

"The ""elephant"" in the room."

Import returns:

The "elephant" in the room.