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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.NET Framework 2.0

  • No dependencies.

.NET Framework 3.5

  • No dependencies.

.NET Framework 4.0

  • No dependencies.

.NET Framework 4.5

  • No dependencies.

.NET Standard 1.0

.NET Standard 1.3

.NET 6.0

  • No dependencies.

.NET Standard 2.0

  • No dependencies.

Version Downloads Last updated
13.0.5-beta1 2 01/21/2026
13.0.4 2 12/09/2025
13.0.3 88 12/09/2025
13.0.2 50 12/09/2025
13.0.1 5 12/09/2025
12.0.3 3 12/09/2025
12.0.2 3 12/09/2025
12.0.1 3 12/09/2025
11.0.2 4 12/09/2025
11.0.1 84 12/09/2025
10.0.3 4 12/09/2025
10.0.2 4 12/09/2025
10.0.1 4 12/09/2025
9.0.1 3 01/21/2026
8.0.3 2 01/21/2026
8.0.2 2 01/21/2026
8.0.1 2 01/21/2026
7.0.1 2 01/21/2026
6.0.8 2 01/21/2026
6.0.7 2 01/21/2026
6.0.6 2 01/21/2026
6.0.5 2 01/21/2026
6.0.4 2 01/21/2026
6.0.3 2 01/21/2026
6.0.2 2 01/21/2026
6.0.1 2 01/21/2026
5.0.8 2 01/21/2026
5.0.7 2 01/21/2026
5.0.6 2 01/21/2026
5.0.5 2 01/21/2026
5.0.4 2 01/21/2026
5.0.3 3 12/10/2025
5.0.2 2 01/21/2026
5.0.1 2 01/21/2026
4.5.11 3 12/09/2025
4.5.10 3 12/09/2025
4.5.9 2 01/21/2026
4.5.8 2 01/21/2026
4.5.7 2 01/21/2026
4.5.6 2 01/21/2026
4.5.5 2 01/21/2026
4.5.4 2 01/21/2026
4.5.3 2 01/21/2026
4.5.2 2 01/21/2026
4.5.1 2 01/21/2026
4.0.8 2 01/21/2026
4.0.7 3 12/09/2025
4.0.6 2 01/21/2026
4.0.5 3 12/11/2025
4.0.4 2 01/21/2026
4.0.3 2 01/21/2026
4.0.2 2 01/21/2026
4.0.1 2 01/21/2026
3.5.8 3 12/09/2025