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"
//   ]
// }

Showing the top 20 packages that depend on Newtonsoft.Json.

Packages Downloads
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DaData.ru API client for CLR languages.
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ASP.NET Core support for JSON PATCH. This package was built from the source code at https://github.com/dotnet/dotnet/tree/b0f34d51fccc69fd334253924abd8d6853fad7aa
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Serilog sink for Slack
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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/bb01bbf4433e27289b99001b7de6a582879d1835
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ASP.NET Core support for JSON PATCH. This package was built from the source code at https://github.com/dotnet/aspnetcore/tree/bb01bbf4433e27289b99001b7de6a582879d1835
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199
Microsoft.AspNetCore.JsonPatch
ASP.NET Core support for JSON PATCH. This package was built from the source code at https://github.com/dotnet/aspnetcore/tree/c83354d42e63d2bb07e6b24b7c67ef91e434f359
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.NET Compiler Platform ("Roslyn") support for analyzing MSBuild projects and solutions. This should be used with at least one of the following packages to add the appropriate language support: - Microsoft.CodeAnalysis.CSharp.Workspaces - Microsoft.CodeAnalysis.VisualBasic.Workspaces More details at https://aka.ms/roslyn-packages This package was built from the source at https://github.com/dotnet/roslyn/commit/6c4a46a31302167b425d5e0a31ea83c9a9aa1d09.
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Microsoft.AspNetCore.Mvc.NewtonsoftJson
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/31d685b2d9a86ca1243014d175a3da813f78e428
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Microsoft.AspNetCore.JsonPatch
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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 1 02/03/2026
13.0.4 2,224 10/07/2025
13.0.3 4,360 10/03/2025
13.0.2 270 10/13/2025
13.0.1 3,420 10/03/2025
12.0.3 0 11/09/2019
12.0.2 44 10/07/2025
12.0.1 2,220 10/07/2025
11.0.2 217 10/09/2025
11.0.1 0 02/17/2018
10.0.3 0 06/18/2017
10.0.2 0 04/02/2017
10.0.1 38 10/07/2025
9.0.1 69 10/08/2025
8.0.3 0 03/14/2016
8.0.2 0 01/09/2016
8.0.1 0 12/29/2015
7.0.1 0 06/22/2015
6.0.8 0 01/11/2015
6.0.7 0 12/23/2014
6.0.6 0 10/24/2014
6.0.5 0 09/06/2014
6.0.4 0 08/03/2014
6.0.3 0 04/27/2014
6.0.2 0 03/30/2014
6.0.1 0 02/01/2014
5.0.8 0 10/17/2013
5.0.7 0 10/14/2013
5.0.6 0 06/06/2013
5.0.5 0 05/08/2013
5.0.4 0 04/25/2013
5.0.3 0 04/14/2013
5.0.2 0 04/08/2013
5.0.1 0 04/07/2013
4.5.11 0 11/20/2012
4.5.10 0 10/07/2012
4.5.9 0 09/08/2012
4.5.8 0 08/04/2012
4.5.7 0 06/09/2012
4.5.6 0 05/30/2012
4.5.5 0 05/08/2012
4.5.4 0 04/24/2012
4.5.3 0 04/13/2012
4.5.2 0 04/11/2012
4.5.1 0 03/20/2012
4.0.8 0 02/12/2012
4.0.7 0 01/24/2012
4.0.6 0 01/23/2012
4.0.5 0 12/10/2011
4.0.4 0 11/19/2011
4.0.3 0 10/02/2011
4.0.2 0 04/23/2011
4.0.1 0 04/22/2011
3.5.8 0 01/08/2011