Microsoft.Extensions.ObjectPool
                              
                            
                                2.0.0-preview1-final
                            
                        
                            
                                
                                
                                    Prefix Reserved
                                
                            
                    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
See the version list below for details.
dotnet add package Microsoft.Extensions.ObjectPool --version 2.0.0-preview1-final
NuGet\Install-Package Microsoft.Extensions.ObjectPool -Version 2.0.0-preview1-final
<PackageReference Include="Microsoft.Extensions.ObjectPool" Version="2.0.0-preview1-final" />
<PackageVersion Include="Microsoft.Extensions.ObjectPool" Version="2.0.0-preview1-final" />
<PackageReference Include="Microsoft.Extensions.ObjectPool" />
paket add Microsoft.Extensions.ObjectPool --version 2.0.0-preview1-final
#r "nuget: Microsoft.Extensions.ObjectPool, 2.0.0-preview1-final"
#:package Microsoft.Extensions.ObjectPool@2.0.0-preview1-final
#addin nuget:?package=Microsoft.Extensions.ObjectPool&version=2.0.0-preview1-final&prerelease
#tool nuget:?package=Microsoft.Extensions.ObjectPool&version=2.0.0-preview1-final&prerelease
A simple object pool implementation.
| Product | Versions 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 | netcoreapp1.0 was computed. netcoreapp1.1 was computed. netcoreapp2.0 was computed. netcoreapp2.1 was computed. netcoreapp2.2 was computed. netcoreapp3.0 was computed. netcoreapp3.1 was computed. | 
| .NET Standard | netstandard1.3 is compatible. netstandard1.4 was computed. netstandard1.5 was computed. netstandard1.6 was computed. netstandard2.0 was computed. netstandard2.1 was computed. | 
| .NET Framework | net46 was computed. 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 | tizen30 was computed. tizen40 was computed. tizen60 was computed. | 
| Universal Windows Platform | uap was computed. uap10.0 was computed. | 
| Xamarin.iOS | xamarinios was computed. | 
| Xamarin.Mac | xamarinmac was computed. | 
| Xamarin.TVOS | xamarintvos was computed. | 
| Xamarin.WatchOS | xamarinwatchos was computed. | 
- 
                                                    .NETStandard 1.3- NETStandard.Library (>= 2.0.0-preview1-25301-01)
 
NuGet packages (544)
Showing the top 5 NuGet packages that depend on Microsoft.Extensions.ObjectPool:
| Package | Downloads | 
|---|---|
| Microsoft.AspNetCore.Http ASP.NET Core default HTTP feature implementations. | |
| Microsoft.AspNetCore.Routing ASP.NET Core middleware for routing requests to application logic and for generating links. Commonly used types: Microsoft.AspNetCore.Routing.Route Microsoft.AspNetCore.Routing.RouteCollection | |
| System.ServiceModel.Primitives System.ServiceModel.Primitives | |
| System.Private.ServiceModel Package Description | |
| Microsoft.AspNetCore.Antiforgery An antiforgery system for ASP.NET Core designed to generate and validate tokens to prevent Cross-Site Request Forgery attacks. | 
GitHub repositories (101)
Showing the top 20 popular GitHub repositories that depend on Microsoft.Extensions.ObjectPool:
| Repository | Stars | 
|---|---|
| PowerShell/PowerShell 
                                                            PowerShell for every system!
                                                         | |
| dotnet/runtime 
                                                            .NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.
                                                         | |
| dotnet/AspNetCore.Docs 
                                                            Documentation for ASP.NET Core
                                                         | |
| chocolatey/choco 
                                                            Chocolatey - the package manager for Windows
                                                         | |
| dotnet/orleans 
                                                            Cloud Native application framework for .NET
                                                         | |
| dotnet/machinelearning 
                                                            ML.NET is an open source and cross-platform machine learning framework for .NET.
                                                         | |
| danielgerlag/workflow-core 
                                                            Lightweight workflow engine for .NET Standard
                                                         | |
| ChilliCream/graphql-platform 
                                                            Welcome to the home of the Hot Chocolate GraphQL server for .NET, the Strawberry Shake GraphQL client for .NET and Nitro the awesome Monaco based GraphQL IDE.
                                                         | |
| DGP-Studio/Snap.Hutao 
                                                            实用的开源多功能原神工具箱 🧰 / Multifunctional Open-source Genshin Impact Toolkit 🧰
                                                         | |
| akkadotnet/akka.net 
                                                            Canonical actor model implementation for .NET with local + distributed actors in C# and F#.
                                                         | |
| kerryjiang/SuperSocket 
                                                            SuperSocket is a high-performance, extensible socket server application framework for .NET. It provides a robust architecture for building custom network communication applications with support for multiple protocols including TCP, UDP, and WebSocket.
                                                         | |
| linq2db/linq2db 
                                                            Linq to database provider.
                                                         | |
| dotnet/extensions 
                                                            This repository contains a suite of libraries that provide facilities commonly needed when creating production-ready applications.
                                                         | |
| danielpalme/ReportGenerator 
                                                            ReportGenerator converts coverage reports generated by coverlet, OpenCover, dotCover, Visual Studio, NCover, Cobertura, JaCoCo, Clover, gcov or lcov into human readable reports in various formats.
                                                         | |
| mono/monodevelop 
                                                            MonoDevelop is a cross platform .NET IDE
                                                         | |
| peachpiecompiler/peachpie 
                                                            PeachPie - the PHP compiler and runtime for .NET and .NET Core
                                                         | |
| MichaCo/CacheManager 
                                                            CacheManager is an open source caching abstraction layer for .NET written in C#. It supports various cache providers and implements many advanced features.
                                                         | |
| Impostor/Impostor 
                                                            Impostor - An open source reimplementation of the Among Us Server
                                                         | |
| microsoft/GraphEngine 
                                                            Microsoft Graph Engine
                                                         | |
| dotnetcore/EasyCaching 
                                                            :boom: EasyCaching is an open source caching library that contains basic usages and some advanced usages of caching which can help us to handle caching more easier!
                                                         | 
| Version | Downloads | Last Updated | |
|---|---|---|---|
| 10.0.0-rc.2.25502.107 | 30,381 | 10/14/2025 | |
| 10.0.0-rc.1.25451.107 | 63,030 | 9/9/2025 | |
| 10.0.0-preview.7.25380.108 | 40,266 | 8/12/2025 | |
| 10.0.0-preview.6.25358.103 | 2,189 | 7/15/2025 | |
| 10.0.0-preview.5.25277.114 | 118,393 | 6/6/2025 | |
| 10.0.0-preview.4.25258.110 | 3,167 | 5/12/2025 | |
| 10.0.0-preview.3.25172.1 | 22,961 | 4/10/2025 | |
| 10.0.0-preview.2.25164.1 | 2,210 | 3/18/2025 | |
| 10.0.0-preview.1.25120.3 | 1,187 | 2/25/2025 | |
| 9.0.10 | 450,759 | 10/14/2025 | |
| 9.0.9 | 1,674,280 | 9/9/2025 | |
| 9.0.8 | 1,550,181 | 8/5/2025 | |
| 9.0.7 | 2,041,956 | 7/8/2025 | |
| 9.0.6 | 1,947,236 | 6/10/2025 | |
| 9.0.5 | 2,327,063 | 5/13/2025 | |
| 9.0.4 | 2,728,531 | 4/8/2025 | |
| 9.0.3 | 1,745,621 | 3/11/2025 | |
| 9.0.2 | 4,855,571 | 2/11/2025 | |
| 9.0.1 | 2,035,439 | 1/14/2025 | |
| 9.0.0 | 7,815,865 | 11/12/2024 | |
| 9.0.0-rc.2.24474.3 | 199,084 | 10/8/2024 | |
| 9.0.0-rc.1.24452.1 | 83,908 | 9/10/2024 | |
| 9.0.0-preview.7.24406.2 | 13,062 | 8/13/2024 | |
| 9.0.0-preview.6.24328.4 | 15,613 | 7/9/2024 | |
| 9.0.0-preview.5.24306.11 | 13,605 | 6/11/2024 | |
| 9.0.0-preview.4.24267.6 | 14,426 | 5/21/2024 | |
| 9.0.0-preview.3.24172.13 | 49,406 | 4/11/2024 | |
| 9.0.0-preview.2.24128.4 | 5,541 | 3/12/2024 | |
| 9.0.0-preview.1.24081.5 | 30,078 | 2/13/2024 | |
| 8.0.21 | 109,833 | 10/14/2025 | |
| 8.0.20 | 497,536 | 9/9/2025 | |
| 8.0.19 | 683,706 | 8/4/2025 | |
| 8.0.18 | 883,183 | 7/8/2025 | |
| 8.0.17 | 873,951 | 6/10/2025 | |
| 8.0.16 | 820,836 | 5/13/2025 | |
| 8.0.15 | 1,305,051 | 4/8/2025 | |
| 8.0.14 | 1,066,758 | 3/11/2025 | |
| 8.0.13 | 1,278,231 | 2/11/2025 | |
| 8.0.12 | 1,440,473 | 1/14/2025 | |
| 8.0.11 | 37,249,028 | 11/12/2024 | |
| 8.0.10 | 31,983,850 | 10/8/2024 | |
| 8.0.8 | 6,660,412 | 8/13/2024 | |
| 8.0.7 | 3,756,351 | 7/9/2024 | |
| 8.0.6 | 1,459,206 | 5/28/2024 | |
| 8.0.5 | 4,505,587 | 5/14/2024 | |
| 8.0.4 | 4,566,481 | 4/9/2024 | |
| 8.0.3 | 1,863,628 | 3/12/2024 | |
| 8.0.2 | 3,385,240 | 2/13/2024 | |
| 8.0.1 | 2,227,737 | 1/9/2024 | |
| 8.0.0 | 21,949,773 | 11/14/2023 | |
| 8.0.0-rc.2.23480.2 | 1,066,681 | 10/10/2023 | |
| 8.0.0-rc.1.23421.29 | 7,895 | 9/12/2023 | |
| 8.0.0-preview.7.23375.9 | 6,452 | 8/8/2023 | |
| 8.0.0-preview.6.23329.11 | 12,546 | 7/11/2023 | |
| 8.0.0-preview.5.23302.2 | 9,186 | 6/13/2023 | |
| 8.0.0-preview.4.23260.4 | 5,786 | 5/16/2023 | |
| 8.0.0-preview.3.23177.8 | 5,360 | 4/11/2023 | |
| 8.0.0-preview.2.23153.2 | 2,898 | 3/14/2023 | |
| 8.0.0-preview.1.23112.2 | 1,059 | 2/21/2023 | |
| 7.0.20 | 74,850 | 5/28/2024 | |
| 7.0.19 | 38,326 | 5/14/2024 | |
| 7.0.18 | 62,488 | 4/9/2024 | |
| 7.0.17 | 50,417 | 3/12/2024 | |
| 7.0.16 | 54,620 | 2/13/2024 | |
| 7.0.15 | 125,468 | 1/9/2024 | |
| 7.0.14 | 204,505 | 11/14/2023 | |
| 7.0.13 | 993,263 | 10/24/2023 | |
| 7.0.12 | 204,570 | 10/10/2023 | |
| 7.0.11 | 1,072,180 | 9/12/2023 | |
| 7.0.10 | 844,264 | 8/8/2023 | |
| 7.0.9 | 911,773 | 7/11/2023 | |
| 7.0.8 | 690,090 | 6/22/2023 | |
| 7.0.7 | 146,333 | 6/13/2023 | |
| 7.0.5 | 1,769,043 | 4/11/2023 | |
| 7.0.4 | 963,992 | 3/14/2023 | |
| 7.0.3 | 2,208,935 | 2/14/2023 | |
| 7.0.2 | 932,910 | 1/10/2023 | |
| 7.0.1 | 439,763 | 12/13/2022 | |
| 7.0.0 | 80,430,688 | 11/7/2022 | |
| 7.0.0-rc.2.22476.2 | 23,233 | 10/11/2022 | |
| 7.0.0-rc.1.22427.2 | 28,312 | 9/14/2022 | |
| 7.0.0-preview.7.22376.6 | 1,102 | 8/9/2022 | |
| 7.0.0-preview.6.22330.3 | 1,780 | 7/12/2022 | |
| 7.0.0-preview.5.22303.8 | 952 | 6/14/2022 | |
| 7.0.0-preview.4.22251.1 | 1,107 | 5/10/2022 | |
| 7.0.0-preview.3.22178.4 | 41,643 | 4/13/2022 | |
| 7.0.0-preview.2.22153.2 | 1,740 | 3/14/2022 | |
| 7.0.0-preview.1.22109.13 | 1,311 | 2/17/2022 | |
| 6.0.36 | 966,201 | 11/12/2024 | |
| 6.0.35 | 199,062 | 10/8/2024 | |
| 6.0.33 | 1,546,760 | 8/13/2024 | |
| 6.0.32 | 329,607 | 7/9/2024 | |
| 6.0.31 | 631,134 | 5/28/2024 | |
| 6.0.30 | 48,095 | 5/14/2024 | |
| 6.0.29 | 363,003 | 4/9/2024 | |
| 6.0.28 | 230,680 | 3/12/2024 | |
| 6.0.27 | 72,964 | 2/13/2024 | |
| 6.0.26 | 400,018 | 1/9/2024 | |
| 6.0.25 | 101,818 | 11/14/2023 | |
| 6.0.24 | 68,713 | 10/24/2023 | |
| 6.0.23 | 58,261 | 10/10/2023 | |
| 6.0.22 | 66,985 | 9/12/2023 | |
| 6.0.21 | 115,318 | 8/8/2023 | |
| 6.0.20 | 212,816 | 7/11/2023 | |
| 6.0.19 | 81,293 | 6/22/2023 | |
| 6.0.18 | 39,008 | 6/13/2023 | |
| 6.0.16 | 55,433,176 | 4/11/2023 | |
| 6.0.15 | 170,277 | 3/14/2023 | |
| 6.0.14 | 97,215 | 2/14/2023 | |
| 6.0.13 | 97,982 | 1/10/2023 | |
| 6.0.12 | 429,747 | 12/13/2022 | |
| 6.0.11 | 341,810 | 11/7/2022 | |
| 6.0.10 | 821,529 | 10/11/2022 | |
| 6.0.9 | 669,765 | 9/13/2022 | |
| 6.0.8 | 4,094,826 | 8/9/2022 | |
| 6.0.7 | 368,298 | 7/12/2022 | |
| 6.0.6 | 478,887 | 6/14/2022 | |
| 6.0.5 | 873,366 | 5/10/2022 | |
| 6.0.4 | 1,026,704 | 4/11/2022 | |
| 6.0.3 | 11,038,238 | 3/8/2022 | |
| 6.0.2 | 1,437,533 | 2/8/2022 | |
| 6.0.1 | 1,762,988 | 12/14/2021 | |
| 6.0.0 | 14,397,529 | 11/8/2021 | |
| 6.0.0-rc.2.21480.10 | 18,251 | 10/12/2021 | |
| 6.0.0-rc.1.21452.15 | 1,442 | 9/14/2021 | |
| 6.0.0-preview.7.21378.6 | 1,182 | 8/10/2021 | |
| 6.0.0-preview.6.21355.2 | 1,662 | 7/14/2021 | |
| 6.0.0-preview.5.21301.17 | 1,155 | 6/15/2021 | |
| 6.0.0-preview.4.21253.5 | 1,444 | 5/24/2021 | |
| 6.0.0-preview.3.21201.13 | 4,328 | 4/8/2021 | |
| 6.0.0-preview.2.21154.6 | 1,129 | 3/11/2021 | |
| 6.0.0-preview.1.21103.6 | 1,255 | 2/12/2021 | |
| 5.0.17 | 1,750,706 | 5/10/2022 | |
| 5.0.16 | 37,955 | 4/11/2022 | |
| 5.0.15 | 76,744 | 3/8/2022 | |
| 5.0.14 | 78,496 | 2/8/2022 | |
| 5.0.13 | 62,693 | 12/14/2021 | |
| 5.0.12 | 47,827 | 11/7/2021 | |
| 5.0.11 | 1,627,973 | 10/12/2021 | |
| 5.0.10 | 100,330,510 | 9/14/2021 | |
| 5.0.9 | 379,913 | 8/10/2021 | |
| 5.0.8 | 384,620 | 7/13/2021 | |
| 5.0.7 | 1,286,036 | 6/8/2021 | |
| 5.0.6 | 269,779 | 5/11/2021 | |
| 5.0.5 | 3,333,801 | 4/6/2021 | |
| 5.0.4 | 1,219,166 | 3/9/2021 | |
| 5.0.3 | 497,908 | 2/9/2021 | |
| 5.0.2 | 263,348 | 1/12/2021 | |
| 5.0.1 | 826,509 | 12/8/2020 | |
| 5.0.0 | 639,787 | 11/9/2020 | |
| 5.0.0-rc.2.20475.17 | 4,846 | 10/13/2020 | |
| 5.0.0-rc.1.20451.17 | 5,305 | 9/14/2020 | |
| 5.0.0-preview.8.20414.8 | 1,253 | 8/25/2020 | |
| 5.0.0-preview.7.20365.19 | 2,831 | 7/21/2020 | |
| 5.0.0-preview.6.20312.15 | 1,270 | 6/25/2020 | |
| 5.0.0-preview.5.20279.2 | 1,189 | 6/10/2020 | |
| 5.0.0-preview.4.20257.10 | 2,345 | 5/18/2020 | |
| 5.0.0-preview.3.20215.14 | 1,334 | 4/23/2020 | |
| 5.0.0-preview.2.20167.3 | 1,405 | 4/2/2020 | |
| 5.0.0-preview.1.20120.4 | 1,306 | 3/16/2020 | |
| 3.1.32 | 145,745 | 12/13/2022 | |
| 3.1.31 | 38,412 | 11/8/2022 | |
| 3.1.30 | 38,458 | 10/11/2022 | |
| 3.1.29 | 39,136 | 9/13/2022 | |
| 3.1.28 | 53,124 | 8/9/2022 | |
| 3.1.27 | 43,526 | 7/12/2022 | |
| 3.1.26 | 45,601 | 6/14/2022 | |
| 3.1.25 | 57,582 | 5/10/2022 | |
| 3.1.24 | 83,292 | 4/11/2022 | |
| 3.1.23 | 115,292 | 3/8/2022 | |
| 3.1.22 | 106,440 | 12/14/2021 | |
| 3.1.21 | 134,883 | 11/7/2021 | |
| 3.1.20 | 43,901 | 10/11/2021 | |
| 3.1.19 | 102,466 | 9/14/2021 | |
| 3.1.18 | 97,391 | 8/10/2021 | |
| 3.1.17 | 149,754 | 7/13/2021 | |
| 3.1.16 | 64,716 | 6/8/2021 | |
| 3.1.15 | 347,123 | 5/11/2021 | |
| 3.1.14 | 66,794 | 4/6/2021 | |
| 3.1.13 | 142,121 | 3/9/2021 | |
| 3.1.12 | 107,956 | 2/9/2021 | |
| 3.1.11 | 79,542 | 1/12/2021 | |
| 3.1.10 | 194,300 | 11/9/2020 | |
| 3.1.9 | 312,020 | 10/13/2020 | |
| 3.1.8 | 593,613 | 9/8/2020 | |
| 3.1.7 | 451,308 | 8/11/2020 | |
| 3.1.6 | 324,372 | 7/14/2020 | |
| 3.1.5 | 609,540 | 6/9/2020 | |
| 3.1.4 | 21,736,303 | 5/12/2020 | |
| 3.1.3 | 614,338 | 3/24/2020 | |
| 3.1.2 | 312,127 | 2/18/2020 | |
| 3.1.1 | 650,819 | 1/14/2020 | |
| 3.1.0 | 1,767,006 | 12/3/2019 | |
| 3.1.0-preview3.19553.2 | 1,567 | 11/13/2019 | |
| 3.1.0-preview2.19525.4 | 1,220 | 11/1/2019 | |
| 3.1.0-preview1.19506.1 | 2,410 | 10/15/2019 | |
| 3.0.3 | 136,286 | 2/18/2020 | |
| 3.0.2 | 61,315 | 1/14/2020 | |
| 3.0.1 | 136,679 | 11/18/2019 | |
| 3.0.0 | 4,813,090 | 9/23/2019 | |
| 3.0.0-rc1.19456.10 | 1,814 | 9/16/2019 | |
| 3.0.0-preview9.19423.4 | 26,547 | 9/4/2019 | |
| 3.0.0-preview8.19405.4 | 1,901 | 8/13/2019 | |
| 3.0.0-preview7.19362.4 | 3,006 | 7/23/2019 | |
| 3.0.0-preview6.19304.6 | 6,299 | 6/12/2019 | |
| 3.0.0-preview5.19227.9 | 2,086 | 5/6/2019 | |
| 3.0.0-preview4.19216.2 | 12,805 | 4/18/2019 | |
| 3.0.0-preview3.19153.1 | 3,668 | 3/6/2019 | |
| 3.0.0-preview.19074.2 | 1,722 | 1/29/2019 | |
| 3.0.0-preview.18572.1 | 3,340 | 12/4/2018 | |
| 2.2.0 | 676,497,386 | 12/3/2018 | |
| 2.2.0-preview3-35497 | 229,560 | 10/17/2018 | |
| 2.2.0-preview2-35157 | 188,990 | 9/12/2018 | |
| 2.2.0-preview1-35029 | 102,765 | 8/22/2018 | |
| 2.1.6 | 9,942,683 | 11/13/2018 | |
| 2.1.1 | 363,558,630 | 6/18/2018 | |
| 2.1.0 | 160,472,077 | 5/29/2018 | |
| 2.1.0-rc1-final | 378,145 | 5/6/2018 | |
| 2.1.0-preview2-final | 682,065 | 4/10/2018 | |
| 2.1.0-preview1-final | 467,961 | 2/26/2018 | |
| 2.0.0 | 174,548,267 | 8/11/2017 | |
| 2.0.0-preview2-final | 167,845 | 6/28/2017 | |
| 2.0.0-preview1-final | 67,962 | 5/10/2017 | |
| 1.1.1 | 18,822,546 | 5/9/2017 | |
| 1.1.0 | 14,458,689 | 11/16/2016 | |
| 1.1.0-preview1-final | 88,208 | 10/24/2016 | |
| 1.0.1 | 124,567,325 | 12/12/2016 | |
| 1.0.0 | 34,627,122 | 6/27/2016 | |
| 1.0.0-rc2-final | 1,964,990 | 5/16/2016 |