Newtonsoft.Json 13.0.4-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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.NET Framework 2.0

  • No dependencies.

.NET Standard 2.0

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.NET 6.0

  • No dependencies.

.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 11 01/06/2026
13.0.4 25 10/03/2025
13.0.4-beta1 19 08/31/2025
13.0.3 391 08/18/2023
13.0.2 47 08/18/2023
13.0.1 647 08/18/2023
12.0.3 53 11/03/2023
12.0.2 45 08/18/2023
12.0.1 47 08/18/2023
11.0.2 704 08/18/2023
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10.0.3 65 08/18/2023
10.0.2 23 05/08/2024
10.0.1 722 08/18/2023
9.0.1 714 08/18/2023
8.0.3 34 05/08/2024
8.0.2 23 05/08/2024
8.0.1 24 05/08/2024
7.0.1 509 08/18/2023
6.0.8 27 05/08/2024
6.0.7 20 05/08/2024
6.0.6 27 05/08/2024
6.0.5 32 05/08/2024
6.0.4 29 09/04/2023
6.0.3 25 05/08/2024
6.0.2 25 05/08/2024
6.0.1 25 05/08/2024
5.0.8 22 05/08/2024
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5.0.6 30 05/08/2024
5.0.5 26 05/08/2024
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4.5.11 28 05/08/2024
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4.5.6 29 01/18/2024
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4.0.3 32 05/08/2024
4.0.2 22 05/08/2024
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3.5.8 26 05/08/2024