Newtonsoft.Json 13.0.5-beta1

Logo Json.NET

NuGet version (Newtonsoft.Json) Build status

Json.NET is a popular high-performance JSON framework for .NET

Serialize JSON

Product product = new Product();
product.Name = "Apple";
product.Expiry = new DateTime(2008, 12, 28);
product.Sizes = new string[] { "Small" };

string json = JsonConvert.SerializeObject(product);
// {
//   "Name": "Apple",
//   "Expiry": "2008-12-28T00:00:00",
//   "Sizes": [
//     "Small"
//   ]
// }

Deserialize JSON

string json = @"{
  'Name': 'Bad Boys',
  'ReleaseDate': '1995-4-7T00:00:00',
  'Genres': [
    'Action',
    'Comedy'
  ]
}";

Movie m = JsonConvert.DeserializeObject<Movie>(json);

string name = m.Name;
// Bad Boys

LINQ to JSON

JArray array = new JArray();
array.Add("Manual text");
array.Add(new DateTime(2000, 5, 23));

JObject o = new JObject();
o["MyArray"] = array;

string json = o.ToString();
// {
//   "MyArray": [
//     "Manual text",
//     "2000-05-23T00:00:00"
//   ]
// }

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ASP.NET Core MVC features that use Newtonsoft.Json. Includes input and output formatters for JSON and JSON PATCH. This package was built from the source code at https://github.com/dotnet/aspnetcore/tree/36be7ed6d6d56b7da0a2891e3de7ecc2aa48eecd
514

.NET Framework 2.0

  • No dependencies.

.NET Standard 2.0

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.NET 6.0

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.NET Standard 1.3

.NET Standard 1.0

.NET Framework 4.5

  • No dependencies.

.NET Framework 4.0

  • No dependencies.

.NET Framework 3.5

  • No dependencies.

Version Downloads Last updated
13.0.5-beta1 1 01/21/2026
13.0.4 4 09/16/2025
13.0.4-beta1 6 08/14/2025
13.0.3 2,778 08/06/2024
13.0.2 46 08/06/2024
13.0.1 1,442 08/06/2024
12.0.3 10 02/20/2025
12.0.2 10 02/20/2025
12.0.1 10 02/20/2025
11.0.2 226 08/06/2024
11.0.1 10 02/20/2025
10.0.3 384 08/06/2024
10.0.2 10 02/20/2025
10.0.1 11 02/20/2025
9.0.1 389 08/06/2024
8.0.3 10 02/20/2025
8.0.2 10 02/20/2025
8.0.1 10 02/20/2025
7.0.1 10 02/20/2025
6.0.8 10 02/20/2025
6.0.7 10 02/20/2025
6.0.6 10 02/20/2025
6.0.5 10 02/20/2025
6.0.4 10 02/20/2025
6.0.3 10 02/20/2025
6.0.2 10 02/20/2025
6.0.1 10 02/20/2025
5.0.8 11 02/20/2025
5.0.7 11 02/20/2025
5.0.6 10 02/20/2025
5.0.5 10 02/20/2025
5.0.4 10 02/20/2025
5.0.3 10 02/20/2025
5.0.2 10 02/20/2025
5.0.1 10 02/20/2025
4.5.11 10 02/20/2025
4.5.10 10 02/20/2025
4.5.9 10 02/20/2025
4.5.8 10 02/20/2025
4.5.7 10 02/20/2025
4.5.6 10 02/20/2025
4.5.5 10 02/20/2025
4.5.4 10 02/20/2025
4.5.3 10 02/20/2025
4.5.2 10 02/20/2025
4.5.1 10 02/20/2025
4.0.8 10 02/20/2025
4.0.7 10 02/20/2025
4.0.6 10 02/20/2025
4.0.5 10 02/20/2025
4.0.4 10 02/20/2025
4.0.3 10 02/20/2025
4.0.2 11 02/20/2025
4.0.1 10 02/20/2025
3.5.8 10 02/20/2025