Microsoft.Extensions.Options 2.1.0-preview2-final

Prefix Reserved
.NET Standard 2.0 This package targets .NET Standard 2.0. The package is compatible with this framework or higher.
Additional Details

This package has been deprecated as part of the .NET Package Deprecation effort. You can learn more about it from https://github.com/dotnet/announcements/issues/217

This is a prerelease version of Microsoft.Extensions.Options.
There is a newer version of this package available.
See the version list below for details. 
dotnet add package Microsoft.Extensions.Options --version 2.1.0-preview2-final
                    


                    

                
NuGet\Install-Package Microsoft.Extensions.Options -Version 2.1.0-preview2-final
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.Options" Version="2.1.0-preview2-final" />
For projects that support PackageReference, copy this XML node into the project file to reference the package. 
<PackageVersion Include="Microsoft.Extensions.Options" Version="2.1.0-preview2-final" />
                    


                            Directory.Packages.props
                        

                    

                
<PackageReference Include="Microsoft.Extensions.Options" />
                    


                            Project file
For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package. 
paket add Microsoft.Extensions.Options --version 2.1.0-preview2-final
                    


                    

                
#r "nuget: Microsoft.Extensions.Options, 2.1.0-preview2-final"
#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. 
#:package Microsoft.Extensions.Options@2.1.0-preview2-final
#:package directive can be used in C# file-based apps starting in .NET 10 preview 4. Copy this into a .cs file before any lines of code to reference the package. 
#addin nuget:?package=Microsoft.Extensions.Options&version=2.1.0-preview2-final&prerelease
                    


                            Install as a Cake Addin
                        

                    

                
#tool nuget:?package=Microsoft.Extensions.Options&version=2.1.0-preview2-final&prerelease
                    


                            Install as a Cake Tool

Provides a strongly typed way of specifying and accessing settings using dependency injection.

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 was computed.  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 was computed.  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.  net10.0 was computed.  net10.0-android was computed.  net10.0-browser was computed.  net10.0-ios was computed.  net10.0-maccatalyst was computed.  net10.0-macos was computed.  net10.0-tvos was computed.  net10.0-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 was computed. 
.NET Framework net461 was computed.  net462 was computed.  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 (9.2K)

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

Package Downloads
Microsoft.Extensions.Logging

Logging infrastructure default implementation for Microsoft.Extensions.Logging.
Microsoft.Extensions.Caching.Memory

In-memory cache implementation of Microsoft.Extensions.Caching.Memory.IMemoryCache.
Microsoft.Extensions.Options.ConfigurationExtensions

Provides additional configuration specific functionality related to Options.
Microsoft.AspNetCore.Http

ASP.NET Core default HTTP feature implementations.
Microsoft.Extensions.Http

The HttpClient factory is a pattern for configuring and retrieving named HttpClients in a composable way. The HttpClient factory provides extensibility to plug in DelegatingHandlers that address cross-cutting concerns such as service location, load balancing, and reliability. The default HttpClient factory provides built-in diagnostics and logging and manages the lifetimes of connections in a performant way. Commonly Used Types: System.Net.Http.IHttpClientFactory

GitHub repositories (450)

Showing the top 20 popular GitHub repositories that depend on Microsoft.Extensions.Options:

Repository Stars
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Polly is a .NET resilience and transient-fault-handling library that allows developers to express policies such as Retry, Circuit Breaker, Timeout, Bulkhead Isolation, and Fallback in a fluent and thread-safe manner. From version 6.0.1, Polly targets .NET Standard 1.1 and 2.0+.
dotnet/AspNetCore.Docs
Documentation for ASP.NET Core
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ASP.NET Boilerplate - Web Application Framework
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Chocolatey - the package manager for Windows
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Cloud Native application framework for .NET
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A reference .NET application implementing an eCommerce site
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A convention-based object-object mapper in .NET.
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RayWangQvQ/BiliBiliToolPro
B 站（bilibili）自动任务工具，支持docker、青龙、k8s等多种部署方式。敏感肌也能用。
microsoft/ailab
Experience, Learn and Code the latest breakthrough innovations with Microsoft AI
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Distributed Application Framework for .NET
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The Workflow Engine for .NET
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Distributed transaction solution in micro-service base on eventually consistency, also an eventbus with Outbox pattern
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🌈A rich set of enterprise-class UI components based on Ant Design and Blazor.
graphql-dotnet/graphql-dotnet
GraphQL for .NET
Azure/azure-sdk-for-net
This repository is for active development of the Azure SDK for .NET. For consumers of the SDK we recommend visiting our public developer docs at https://learn.microsoft.com/dotnet/azure/ or our versioned developer docs at https://azure.github.io/azure-sdk-for-net.
Version Downloads Last Updated
11.0.0-preview.2.26159.112 13,964 3/10/2026
11.0.0-preview.1.26104.118 37,125 2/10/2026
10.0.5 2,985,553 3/12/2026
10.0.4 1,402,225 3/10/2026
10.0.3 12,016,502 2/10/2026
10.0.2 15,191,035 1/13/2026
10.0.1 15,940,820 12/9/2025
10.0.0 38,479,766 11/11/2025
10.0.0-rc.2.25502.107 848,308 10/14/2025
10.0.0-rc.1.25451.107 572,809 9/9/2025
10.0.0-preview.7.25380.108 187,669 8/12/2025
10.0.0-preview.6.25358.103 169,714 7/15/2025
9.0.14 535,869 3/10/2026
9.0.13 1,749,885 2/10/2026
9.0.12 2,806,291 1/13/2026
9.0.11 13,140,694 11/11/2025
9.0.10 22,949,629 10/14/2025
9.0.9 28,314,571 9/9/2025
9.0.8 27,739,206 8/4/2025
2.1.0-preview2-final 1,007,504 4/10/2018 2.1.0-preview2-final is deprecated because it is no longer maintained.
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