Microsoft.Extensions.ObjectPool 2.0.0-preview1-final

Prefix Reserved
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.ObjectPool.
There is a newer version of this package available.
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
                    
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.ObjectPool" Version="2.0.0-preview1-final" />
                    
For projects that support PackageReference, copy this XML node into the project file to reference the package.
<PackageVersion Include="Microsoft.Extensions.ObjectPool" Version="2.0.0-preview1-final" />
                    
Directory.Packages.props
<PackageReference Include="Microsoft.Extensions.ObjectPool" />
                    
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.ObjectPool --version 2.0.0-preview1-final
                    
#r "nuget: Microsoft.Extensions.ObjectPool, 2.0.0-preview1-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.ObjectPool@2.0.0-preview1-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.ObjectPool&version=2.0.0-preview1-final&prerelease
                    
Install as a Cake Addin
#tool nuget:?package=Microsoft.Extensions.ObjectPool&version=2.0.0-preview1-final&prerelease
                    
Install as a Cake Tool

A simple object pool implementation.

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 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. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (536)

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 (100)

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

Repository Stars
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Version Downloads Last Updated
10.0.0-rc.1.25451.107 39,544 9/9/2025
10.0.0-preview.7.25380.108 40,074 8/12/2025
10.0.0-preview.6.25358.103 2,134 7/15/2025
10.0.0-preview.5.25277.114 118,373 6/6/2025
10.0.0-preview.4.25258.110 3,154 5/12/2025
10.0.0-preview.3.25172.1 22,943 4/10/2025
10.0.0-preview.2.25164.1 2,164 3/18/2025
10.0.0-preview.1.25120.3 1,167 2/25/2025
9.0.9 987,599 9/9/2025
9.0.8 1,343,575 8/5/2025
9.0.7 1,782,612 7/8/2025
9.0.6 1,779,601 6/10/2025
9.0.5 2,151,542 5/13/2025
9.0.4 2,607,135 4/8/2025
9.0.3 1,676,724 3/11/2025
9.0.2 4,392,120 2/11/2025
9.0.1 1,880,322 1/14/2025
9.0.0 7,265,846 11/12/2024
9.0.0-rc.2.24474.3 193,502 10/8/2024
9.0.0-rc.1.24452.1 82,277 9/10/2024
9.0.0-preview.7.24406.2 12,981 8/13/2024
9.0.0-preview.6.24328.4 15,371 7/9/2024
9.0.0-preview.5.24306.11 13,524 6/11/2024
9.0.0-preview.4.24267.6 14,231 5/21/2024
9.0.0-preview.3.24172.13 48,988 4/11/2024
9.0.0-preview.2.24128.4 5,528 3/12/2024
9.0.0-preview.1.24081.5 29,725 2/13/2024
8.0.20 288,843 9/9/2025
8.0.19 529,870 8/4/2025
8.0.18 734,737 7/8/2025
8.0.17 791,346 6/10/2025
8.0.16 736,139 5/13/2025
8.0.15 1,185,754 4/8/2025
8.0.14 996,893 3/11/2025
8.0.13 1,167,090 2/11/2025
8.0.12 1,364,354 1/14/2025
8.0.11 32,909,523 11/12/2024
8.0.10 29,131,083 10/8/2024
8.0.8 6,422,917 8/13/2024
8.0.7 3,647,259 7/9/2024
8.0.6 1,410,145 5/28/2024
8.0.5 4,303,719 5/14/2024
8.0.4 4,420,956 4/9/2024
8.0.3 1,821,047 3/12/2024
8.0.2 3,307,009 2/13/2024
8.0.1 2,162,724 1/9/2024
8.0.0 21,013,110 11/14/2023
8.0.0-rc.2.23480.2 1,043,131 10/10/2023
8.0.0-rc.1.23421.29 7,854 9/12/2023
8.0.0-preview.7.23375.9 6,386 8/8/2023
8.0.0-preview.6.23329.11 12,526 7/11/2023
8.0.0-preview.5.23302.2 7,857 6/13/2023
8.0.0-preview.4.23260.4 5,692 5/16/2023
8.0.0-preview.3.23177.8 5,228 4/11/2023
8.0.0-preview.2.23153.2 2,850 3/14/2023
8.0.0-preview.1.23112.2 1,025 2/21/2023
7.0.20 73,571 5/28/2024
7.0.19 38,059 5/14/2024
7.0.18 60,319 4/9/2024
7.0.17 49,998 3/12/2024
7.0.16 54,131 2/13/2024
7.0.15 125,018 1/9/2024
7.0.14 201,622 11/14/2023
7.0.13 986,307 10/24/2023
7.0.12 203,350 10/10/2023
7.0.11 1,066,783 9/12/2023
7.0.10 835,624 8/8/2023
7.0.9 903,543 7/11/2023
7.0.8 684,003 6/22/2023
7.0.7 145,786 6/13/2023
7.0.5 1,751,316 4/11/2023
7.0.4 958,194 3/14/2023
7.0.3 2,179,551 2/14/2023
7.0.2 926,803 1/10/2023
7.0.1 434,599 12/13/2022
7.0.0 77,592,713 11/7/2022
7.0.0-rc.2.22476.2 23,188 10/11/2022
7.0.0-rc.1.22427.2 28,277 9/14/2022
7.0.0-preview.7.22376.6 1,079 8/9/2022
7.0.0-preview.6.22330.3 1,754 7/12/2022
7.0.0-preview.5.22303.8 930 6/14/2022
7.0.0-preview.4.22251.1 1,082 5/10/2022
7.0.0-preview.3.22178.4 41,613 4/13/2022
7.0.0-preview.2.22153.2 1,722 3/14/2022
7.0.0-preview.1.22109.13 1,272 2/17/2022
6.0.36 865,384 11/12/2024
6.0.35 188,808 10/8/2024
6.0.33 1,478,573 8/13/2024
6.0.32 320,416 7/9/2024
6.0.31 604,661 5/28/2024
6.0.30 47,880 5/14/2024
6.0.29 357,167 4/9/2024
6.0.28 224,866 3/12/2024
6.0.27 72,532 2/13/2024
6.0.26 393,973 1/9/2024
6.0.25 101,086 11/14/2023
6.0.24 68,419 10/24/2023
6.0.23 58,119 10/10/2023
6.0.22 66,355 9/12/2023
6.0.21 114,792 8/8/2023
6.0.20 212,120 7/11/2023
6.0.19 80,595 6/22/2023
6.0.18 38,887 6/13/2023
6.0.16 53,507,980 4/11/2023
6.0.15 169,424 3/14/2023
6.0.14 96,888 2/14/2023
6.0.13 97,452 1/10/2023
6.0.12 427,072 12/13/2022
6.0.11 340,207 11/7/2022
6.0.10 810,523 10/11/2022
6.0.9 656,211 9/13/2022
6.0.8 4,063,658 8/9/2022
6.0.7 366,958 7/12/2022
6.0.6 475,533 6/14/2022
6.0.5 863,845 5/10/2022
6.0.4 1,022,912 4/11/2022
6.0.3 10,278,896 3/8/2022
6.0.2 1,435,215 2/8/2022
6.0.1 1,751,055 12/14/2021
6.0.0 14,145,598 11/8/2021
6.0.0-rc.2.21480.10 18,224 10/12/2021
6.0.0-rc.1.21452.15 1,416 9/14/2021
6.0.0-preview.7.21378.6 1,163 8/10/2021
6.0.0-preview.6.21355.2 1,636 7/14/2021
6.0.0-preview.5.21301.17 1,136 6/15/2021
6.0.0-preview.4.21253.5 1,419 5/24/2021
6.0.0-preview.3.21201.13 4,308 4/8/2021
6.0.0-preview.2.21154.6 1,091 3/11/2021 6.0.0-preview.2.21154.6 is deprecated because it is no longer maintained.
6.0.0-preview.1.21103.6 1,218 2/12/2021 6.0.0-preview.1.21103.6 is deprecated because it is no longer maintained.
5.0.17 1,709,232 5/10/2022 5.0.17 is deprecated because it is no longer maintained.
5.0.16 37,836 4/11/2022 5.0.16 is deprecated because it is no longer maintained.
5.0.15 76,369 3/8/2022 5.0.15 is deprecated because it is no longer maintained.
5.0.14 78,378 2/8/2022 5.0.14 is deprecated because it is no longer maintained.
5.0.13 62,569 12/14/2021 5.0.13 is deprecated because it is no longer maintained.
5.0.12 47,637 11/7/2021 5.0.12 is deprecated because it is no longer maintained.
5.0.11 1,612,246 10/12/2021 5.0.11 is deprecated because it is no longer maintained.
5.0.10 98,315,412 9/14/2021 5.0.10 is deprecated because it is no longer maintained.
5.0.9 377,787 8/10/2021 5.0.9 is deprecated because it is no longer maintained.
5.0.8 380,412 7/13/2021 5.0.8 is deprecated because it is no longer maintained.
5.0.7 1,273,421 6/8/2021 5.0.7 is deprecated because it is no longer maintained.
5.0.6 269,405 5/11/2021 5.0.6 is deprecated because it is no longer maintained.
5.0.5 3,309,817 4/6/2021 5.0.5 is deprecated because it is no longer maintained.
5.0.4 1,203,939 3/9/2021 5.0.4 is deprecated because it is no longer maintained.
5.0.3 494,296 2/9/2021 5.0.3 is deprecated because it is no longer maintained.
5.0.2 262,698 1/12/2021 5.0.2 is deprecated because it is no longer maintained.
5.0.1 815,786 12/8/2020 5.0.1 is deprecated because it is no longer maintained.
5.0.0 637,667 11/9/2020 5.0.0 is deprecated because it is no longer maintained.
5.0.0-rc.2.20475.17 4,823 10/13/2020 5.0.0-rc.2.20475.17 is deprecated because it is no longer maintained.
5.0.0-rc.1.20451.17 5,273 9/14/2020 5.0.0-rc.1.20451.17 is deprecated because it is no longer maintained.
5.0.0-preview.8.20414.8 1,225 8/25/2020 5.0.0-preview.8.20414.8 is deprecated because it is no longer maintained.
5.0.0-preview.7.20365.19 2,809 7/21/2020 5.0.0-preview.7.20365.19 is deprecated because it is no longer maintained.
5.0.0-preview.6.20312.15 1,241 6/25/2020 5.0.0-preview.6.20312.15 is deprecated because it is no longer maintained.
5.0.0-preview.5.20279.2 1,158 6/10/2020 5.0.0-preview.5.20279.2 is deprecated because it is no longer maintained.
5.0.0-preview.4.20257.10 2,315 5/18/2020 5.0.0-preview.4.20257.10 is deprecated because it is no longer maintained.
5.0.0-preview.3.20215.14 1,307 4/23/2020 5.0.0-preview.3.20215.14 is deprecated because it is no longer maintained.
5.0.0-preview.2.20167.3 1,381 4/2/2020 5.0.0-preview.2.20167.3 is deprecated because it is no longer maintained.
5.0.0-preview.1.20120.4 1,282 3/16/2020 5.0.0-preview.1.20120.4 is deprecated because it is no longer maintained.
3.1.32 140,534 12/13/2022
3.1.31 38,309 11/8/2022
3.1.30 38,231 10/11/2022
3.1.29 39,004 9/13/2022
3.1.28 52,008 8/9/2022
3.1.27 43,420 7/12/2022
3.1.26 45,488 6/14/2022
3.1.25 56,711 5/10/2022
3.1.24 83,147 4/11/2022
3.1.23 115,160 3/8/2022
3.1.22 106,033 12/14/2021
3.1.21 134,541 11/7/2021
3.1.20 43,790 10/11/2021
3.1.19 102,308 9/14/2021
3.1.18 97,252 8/10/2021
3.1.17 149,590 7/13/2021
3.1.16 64,473 6/8/2021
3.1.15 346,497 5/11/2021
3.1.14 66,529 4/6/2021
3.1.13 141,860 3/9/2021
3.1.12 107,243 2/9/2021
3.1.11 79,408 1/12/2021
3.1.10 192,854 11/9/2020
3.1.9 311,005 10/13/2020
3.1.8 592,594 9/8/2020
3.1.7 446,768 8/11/2020
3.1.6 323,817 7/14/2020
3.1.5 606,500 6/9/2020
3.1.4 21,537,907 5/12/2020
3.1.3 612,515 3/24/2020
3.1.2 310,975 2/18/2020
3.1.1 646,013 1/14/2020
3.1.0 1,758,025 12/3/2019
3.1.0-preview3.19553.2 1,540 11/13/2019 3.1.0-preview3.19553.2 is deprecated because it is no longer maintained.
3.1.0-preview2.19525.4 1,200 11/1/2019 3.1.0-preview2.19525.4 is deprecated because it is no longer maintained.
3.1.0-preview1.19506.1 2,383 10/15/2019 3.1.0-preview1.19506.1 is deprecated because it is no longer maintained.
3.0.3 136,091 2/18/2020 3.0.3 is deprecated because it is no longer maintained.
3.0.2 61,201 1/14/2020 3.0.2 is deprecated because it is no longer maintained.
3.0.1 136,343 11/18/2019 3.0.1 is deprecated because it is no longer maintained.
3.0.0 4,782,317 9/23/2019 3.0.0 is deprecated because it is no longer maintained.
3.0.0-rc1.19456.10 1,788 9/16/2019 3.0.0-rc1.19456.10 is deprecated because it is no longer maintained.
3.0.0-preview9.19423.4 26,516 9/4/2019 3.0.0-preview9.19423.4 is deprecated because it is no longer maintained.
3.0.0-preview8.19405.4 1,878 8/13/2019 3.0.0-preview8.19405.4 is deprecated because it is no longer maintained.
3.0.0-preview7.19362.4 2,977 7/23/2019 3.0.0-preview7.19362.4 is deprecated because it is no longer maintained.
3.0.0-preview6.19304.6 6,235 6/12/2019 3.0.0-preview6.19304.6 is deprecated because it is no longer maintained.
3.0.0-preview5.19227.9 2,058 5/6/2019 3.0.0-preview5.19227.9 is deprecated because it is no longer maintained.
3.0.0-preview4.19216.2 12,769 4/18/2019 3.0.0-preview4.19216.2 is deprecated because it is no longer maintained.
3.0.0-preview3.19153.1 3,643 3/6/2019 3.0.0-preview3.19153.1 is deprecated because it is no longer maintained.
3.0.0-preview.19074.2 1,700 1/29/2019 3.0.0-preview.19074.2 is deprecated because it is no longer maintained.
3.0.0-preview.18572.1 3,319 12/4/2018 3.0.0-preview.18572.1 is deprecated because it is no longer maintained.
2.2.0 666,933,343 12/3/2018 2.2.0 is deprecated because it is no longer maintained.
2.2.0-preview3-35497 229,205 10/17/2018 2.2.0-preview3-35497 is deprecated because it is no longer maintained.
2.2.0-preview2-35157 188,669 9/12/2018 2.2.0-preview2-35157 is deprecated because it is no longer maintained.
2.2.0-preview1-35029 102,593 8/22/2018 2.2.0-preview1-35029 is deprecated because it is no longer maintained.
2.1.6 9,861,477 11/13/2018
2.1.1 357,231,107 6/18/2018
2.1.0 159,789,089 5/29/2018
2.1.0-rc1-final 374,250 5/6/2018 2.1.0-rc1-final is deprecated because it is no longer maintained.
2.1.0-preview2-final 671,554 4/10/2018 2.1.0-preview2-final is deprecated because it is no longer maintained.
2.1.0-preview1-final 463,781 2/26/2018 2.1.0-preview1-final is deprecated because it is no longer maintained.
2.0.0 173,415,441 8/11/2017 2.0.0 is deprecated because it is no longer maintained.
2.0.0-preview2-final 167,340 6/28/2017 2.0.0-preview2-final is deprecated because it is no longer maintained.
2.0.0-preview1-final 67,854 5/10/2017 2.0.0-preview1-final is deprecated because it is no longer maintained.
1.1.1 18,728,587 5/9/2017 1.1.1 is deprecated because it is no longer maintained.
1.1.0 14,404,484 11/16/2016 1.1.0 is deprecated because it is no longer maintained.
1.1.0-preview1-final 88,089 10/24/2016 1.1.0-preview1-final is deprecated because it is no longer maintained.
1.0.1 124,293,458 12/12/2016 1.0.1 is deprecated because it is no longer maintained.
1.0.0 34,482,017 6/27/2016 1.0.0 is deprecated because it is no longer maintained.
1.0.0-rc2-final 1,962,816 5/16/2016 1.0.0-rc2-final is deprecated because it is no longer maintained.