Microsoft.Extensions.Hosting 9.0.3

Prefix Reserved
There is a newer prerelease version of this package available.
See the version list below for details.
dotnet add package Microsoft.Extensions.Hosting --version 9.0.3                
NuGet\Install-Package Microsoft.Extensions.Hosting -Version 9.0.3                
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.3" />                
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add Microsoft.Extensions.Hosting --version 9.0.3                
#r "nuget: Microsoft.Extensions.Hosting, 9.0.3"                
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
// Install Microsoft.Extensions.Hosting as a Cake Addin
#addin nuget:?package=Microsoft.Extensions.Hosting&version=9.0.3

// Install Microsoft.Extensions.Hosting as a Cake Tool
#tool nuget:?package=Microsoft.Extensions.Hosting&version=9.0.3                

About

Contains the .NET Generic Host HostBuilder which layers on the Microsoft.Extensions.Hosting.Abstractions package.

Key Features

  • Contains the .NET Generic Host HostBuilder.

How to Use

For a console app project:

    using (IHost host = new HostBuilder().Build())
    {
        var lifetime = host.Services.GetRequiredService<IHostApplicationLifetime>();
    
        lifetime.ApplicationStarted.Register(() =>
        {
            Console.WriteLine("Started");
        });
        lifetime.ApplicationStopping.Register(() =>
        {
            Console.WriteLine("Stopping firing");
            Console.WriteLine("Stopping end");
        });
        lifetime.ApplicationStopped.Register(() =>
        {
            Console.WriteLine("Stopped firing");
            Console.WriteLine("Stopped end");
        });
    
        host.Start();
    
        // Listens for Ctrl+C.
        host.WaitForShutdown();
    }

Main Types

The main types provided by this library are:

  • Microsoft.Extensions.Host.
  • Microsoft.Extensions.Hosting.HostApplicationBuilder
  • Microsoft.Extensions.Hosting.HostBuilder
  • Microsoft.Extensions.Hosting.IHostedService
  • Microsoft.Extensions.Hosting.IHostedLifecycleService

Additional Documentation

  • Microsoft.Extensions.Configuration
  • Microsoft.Extensions.DependencyInjection
  • Microsoft.Extensions.Hosting.Abstractions
  • Microsoft.Extensions.Logging
  • Microsoft.Extensions.Options

Feedback & Contributing

Microsoft.Extensions.Hosting is released as open source under the MIT license. Bug reports and contributions are welcome at the GitHub repository.

Product Compatible and additional computed target framework versions.
.NET net5.0 was computed.  net5.0-windows was computed.  net6.0 was computed.  net6.0-android was computed.  net6.0-ios was computed.  net6.0-maccatalyst was computed.  net6.0-macos was computed.  net6.0-tvos was computed.  net6.0-windows was computed.  net7.0 was computed.  net7.0-android was computed.  net7.0-ios was computed.  net7.0-maccatalyst was computed.  net7.0-macos was computed.  net7.0-tvos was computed.  net7.0-windows was computed.  net8.0 is compatible.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed.  net9.0 is compatible.  net9.0-android was computed.  net9.0-browser was computed.  net9.0-ios was computed.  net9.0-maccatalyst was computed.  net9.0-macos was computed.  net9.0-tvos was computed.  net9.0-windows was computed. 
.NET Core netcoreapp2.0 was computed.  netcoreapp2.1 was computed.  netcoreapp2.2 was computed.  netcoreapp3.0 was computed.  netcoreapp3.1 was computed. 
.NET Standard netstandard2.0 is compatible.  netstandard2.1 is compatible. 
.NET Framework net461 was computed.  net462 is compatible.  net463 was computed.  net47 was computed.  net471 was computed.  net472 was computed.  net48 was computed.  net481 was computed. 
MonoAndroid monoandroid was computed. 
MonoMac monomac was computed. 
MonoTouch monotouch was computed. 
Tizen tizen40 was computed.  tizen60 was computed. 
Xamarin.iOS xamarinios was computed. 
Xamarin.Mac xamarinmac was computed. 
Xamarin.TVOS xamarintvos was computed. 
Xamarin.WatchOS xamarinwatchos was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (2.6K)

Showing the top 5 NuGet packages that depend on Microsoft.Extensions.Hosting:

Package Downloads
Microsoft.Azure.WebJobs

This package contains the runtime host components of the WebJobs SDK. For more information, please visit https://go.microsoft.com/fwlink/?linkid=2279708.

Microsoft.AspNetCore.Mvc.Testing

Support for writing functional tests for MVC applications. This package was built from the source code at https://github.com/dotnet/aspnetcore/tree/763b4ef31ca4df6dae07c7ee8f39ea259b6980fa

Microsoft.Identity.Web

This package enables ASP.NET Core web apps and web APIs to use the Microsoft identity platform (formerly Azure AD v2.0). This package is specifically used for web applications, which sign-in users, and protected web APIs, which optionally call downstream web APIs.

Microsoft.Azure.Functions.Worker.Core

This library provides the core functionality to build an Azure Functions .NET Worker, adding support for the isolated, out-of-process execution model.

Microsoft.Extensions.Hosting.WindowsServices

.NET hosting infrastructure for Windows Services.

GitHub repositories (529)

Showing the top 5 popular GitHub repositories that depend on Microsoft.Extensions.Hosting:

Repository Stars
microsoft/PowerToys
Windows system utilities to maximize productivity
files-community/Files
A modern file manager that helps users organize their files and folders.
microsoft/semantic-kernel
Integrate cutting-edge LLM technology quickly and easily into your apps
icsharpcode/ILSpy
.NET Decompiler with support for PDB generation, ReadyToRun, Metadata (&more) - cross-platform!
jasontaylordev/CleanArchitecture
Clean Architecture Solution Template for ASP.NET Core
Version Downloads Last updated
10.0.0-preview.2.25163.2 1,638 3/18/2025
10.0.0-preview.1.25080.5 6,715 2/25/2025
9.0.3 524,775 3/11/2025
9.0.2 2,066,489 2/11/2025
9.0.1 2,639,266 1/14/2025
9.0.0 6,836,555 11/12/2024
9.0.0-rc.2.24473.5 87,491 10/8/2024
9.0.0-rc.1.24431.7 58,980 9/10/2024
9.0.0-preview.7.24405.7 32,514 8/13/2024
9.0.0-preview.6.24327.7 35,263 7/9/2024
9.0.0-preview.5.24306.7 26,522 6/11/2024
9.0.0-preview.4.24266.19 22,697 5/21/2024
9.0.0-preview.3.24172.9 106,972 4/11/2024
9.0.0-preview.2.24128.5 27,204 3/12/2024
9.0.0-preview.1.24080.9 49,367 2/13/2024
8.0.1 23,821,562 10/8/2024
8.0.0 88,022,074 11/14/2023
8.0.0-rc.2.23479.6 139,930 10/10/2023
8.0.0-rc.1.23419.4 111,226 9/12/2023
8.0.0-preview.7.23375.6 49,600 8/8/2023
8.0.0-preview.6.23329.7 65,370 7/11/2023
8.0.0-preview.5.23280.8 53,968 6/13/2023
8.0.0-preview.4.23259.5 254,020 5/16/2023
8.0.0-preview.3.23174.8 104,884 4/11/2023
8.0.0-preview.2.23128.3 28,867 3/14/2023
8.0.0-preview.1.23110.8 90,722 2/21/2023
7.0.1 48,474,254 2/14/2023
7.0.0 24,895,813 11/7/2022
7.0.0-rc.2.22472.3 139,272 10/11/2022
7.0.0-rc.1.22426.10 70,903 9/14/2022
7.0.0-preview.7.22375.6 55,944 8/9/2022
7.0.0-preview.6.22324.4 45,570 7/12/2022
7.0.0-preview.5.22301.12 41,810 6/14/2022
7.0.0-preview.4.22229.4 37,935 5/10/2022
7.0.0-preview.3.22175.4 44,831 4/13/2022
7.0.0-preview.2.22152.2 11,409 3/14/2022
7.0.0-preview.1.22076.8 21,576 2/17/2022
6.0.1 125,736,120 2/8/2022
6.0.0 52,383,095 11/8/2021
6.0.0-rc.2.21480.5 367,115 10/12/2021
6.0.0-rc.1.21451.13 262,023 9/14/2021
6.0.0-preview.7.21377.19 123,388 8/10/2021
6.0.0-preview.6.21352.12 43,844 7/14/2021
6.0.0-preview.5.21301.5 27,807 6/15/2021
6.0.0-preview.4.21253.7 16,813 5/24/2021
6.0.0-preview.3.21201.4 34,362 4/8/2021
6.0.0-preview.2.21154.6 22,459 3/11/2021 6.0.0-preview.2.21154.6 is deprecated because it is no longer maintained.
6.0.0-preview.1.21102.12 29,745 2/12/2021 6.0.0-preview.1.21102.12 is deprecated because it is no longer maintained.
5.0.0 101,052,075 11/9/2020 5.0.0 is deprecated because it is no longer maintained.
5.0.0-rc.2.20475.5 85,077 10/13/2020 5.0.0-rc.2.20475.5 is deprecated because it is no longer maintained.
5.0.0-rc.1.20451.14 39,035 9/14/2020 5.0.0-rc.1.20451.14 is deprecated because it is no longer maintained.
5.0.0-preview.8.20407.11 24,787 8/25/2020 5.0.0-preview.8.20407.11 is deprecated because it is no longer maintained.
5.0.0-preview.7.20364.11 20,993 7/21/2020 5.0.0-preview.7.20364.11 is deprecated because it is no longer maintained.
5.0.0-preview.6.20305.6 17,878 6/25/2020 5.0.0-preview.6.20305.6 is deprecated because it is no longer maintained.
5.0.0-preview.5.20278.1 10,960 6/10/2020 5.0.0-preview.5.20278.1 is deprecated because it is no longer maintained.
5.0.0-preview.4.20251.6 25,261 5/18/2020 5.0.0-preview.4.20251.6 is deprecated because it is no longer maintained.
5.0.0-preview.3.20215.2 11,796 4/23/2020 5.0.0-preview.3.20215.2 is deprecated because it is no longer maintained.
5.0.0-preview.2.20160.3 41,649 4/2/2020 5.0.0-preview.2.20160.3 is deprecated because it is no longer maintained.
5.0.0-preview.1.20120.4 9,978 3/16/2020 5.0.0-preview.1.20120.4 is deprecated because it is no longer maintained.
3.1.32 1,792,457 12/13/2022
3.1.31 524,548 11/8/2022
3.1.30 1,039,583 10/11/2022
3.1.29 312,092 9/13/2022
3.1.28 452,444 8/9/2022
3.1.27 289,021 7/12/2022
3.1.26 276,112 6/14/2022
3.1.25 374,178 5/10/2022
3.1.24 325,662 4/11/2022
3.1.23 718,343 3/8/2022
3.1.22 1,935,531 12/14/2021
3.1.21 1,375,063 11/7/2021
3.1.20 780,990 10/11/2021
3.1.19 746,658 9/14/2021
3.1.18 1,652,782 8/10/2021
3.1.17 1,217,416 7/13/2021
3.1.16 1,558,546 6/8/2021
3.1.15 2,281,115 5/11/2021
3.1.14 2,093,046 4/6/2021
3.1.13 2,245,325 3/9/2021
3.1.12 1,961,836 2/9/2021
3.1.11 2,447,626 1/12/2021
3.1.10 5,284,992 11/9/2020
3.1.9 6,539,296 10/13/2020
3.1.8 7,980,562 9/8/2020
3.1.7 5,591,407 8/11/2020
3.1.6 8,912,149 7/14/2020
3.1.5 7,652,585 6/9/2020
3.1.4 5,260,193 5/12/2020
3.1.3 8,961,192 3/24/2020
3.1.2 8,625,265 2/18/2020
3.1.1 6,784,123 1/14/2020
3.1.0 12,615,781 12/3/2019
3.1.0-preview3.19553.2 13,297 11/13/2019 3.1.0-preview3.19553.2 is deprecated because it is no longer maintained.
3.1.0-preview2.19525.4 4,194 11/1/2019 3.1.0-preview2.19525.4 is deprecated because it is no longer maintained.
3.1.0-preview1.19506.1 7,731 10/15/2019 3.1.0-preview1.19506.1 is deprecated because it is no longer maintained.
3.0.3 238,251 2/18/2020 3.0.3 is deprecated because it is no longer maintained.
3.0.2 728,527 1/14/2020 3.0.2 is deprecated because it is no longer maintained.
3.0.1 806,936 11/18/2019 3.0.1 is deprecated because it is no longer maintained.
3.0.0 13,812,828 9/23/2019 3.0.0 is deprecated because it is no longer maintained.
3.0.0-rc1.19456.10 17,294 9/16/2019 3.0.0-rc1.19456.10 is deprecated because it is no longer maintained.
3.0.0-preview9.19423.4 23,777 9/4/2019 3.0.0-preview9.19423.4 is deprecated because it is no longer maintained.
3.0.0-preview8.19405.4 53,316 8/13/2019 3.0.0-preview8.19405.4 is deprecated because it is no longer maintained.
3.0.0-preview7.19362.4 25,714 7/23/2019 3.0.0-preview7.19362.4 is deprecated because it is no longer maintained.
3.0.0-preview6.19304.6 30,156 6/12/2019 3.0.0-preview6.19304.6 is deprecated because it is no longer maintained.
3.0.0-preview5.19227.9 49,482 5/6/2019 3.0.0-preview5.19227.9 is deprecated because it is no longer maintained.
3.0.0-preview4.19216.2 8,343 4/18/2019 3.0.0-preview4.19216.2 is deprecated because it is no longer maintained.
3.0.0-preview3.19153.1 29,835 3/6/2019 3.0.0-preview3.19153.1 is deprecated because it is no longer maintained.
3.0.0-preview.19074.2 3,940 1/29/2019 3.0.0-preview.19074.2 is deprecated because it is no longer maintained.
3.0.0-preview.18572.1 9,459 12/4/2018 3.0.0-preview.18572.1 is deprecated because it is no longer maintained.
2.2.0 20,932,748 12/3/2018 2.2.0 is deprecated because it is no longer maintained.
2.2.0-preview3-35497 79,143 10/17/2018 2.2.0-preview3-35497 is deprecated because it is no longer maintained.
2.2.0-preview2-35157 15,697 9/12/2018 2.2.0-preview2-35157 is deprecated because it is no longer maintained.
2.2.0-preview1-35029 4,103 8/22/2018 2.2.0-preview1-35029 is deprecated because it is no longer maintained.
2.1.1 19,055,064 6/18/2018
2.1.0 145,503,467 5/29/2018
2.1.0-rc1-final 25,879 5/6/2018 2.1.0-rc1-final is deprecated because it is no longer maintained.
2.1.0-preview2-final 23,029 4/10/2018 2.1.0-preview2-final is deprecated because it is no longer maintained.
2.1.0-preview1-final 37,091 2/26/2018 2.1.0-preview1-final is deprecated because it is no longer maintained.