Microsoft.Extensions.ObjectPool 1.1.0-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There is a newer version of this package available.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 1.1.0-preview1-final
                    
NuGet\Install-Package Microsoft.Extensions.ObjectPool -Version 1.1.0-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="1.1.0-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="1.1.0-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 1.1.0-preview1-final
                    
#r "nuget: Microsoft.Extensions.ObjectPool, 1.1.0-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@1.1.0-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=1.1.0-preview1-final&prerelease
                    
Install as a Cake Addin
#tool nuget:?package=Microsoft.Extensions.ObjectPool&version=1.1.0-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 net451 is compatible.  net452 was computed.  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 (529)

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

Package Downloads
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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

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System.ServiceModel.Primitives

System.Private.ServiceModel

Package Description

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An antiforgery system for ASP.NET Core designed to generate and validate tokens to prevent Cross-Site Request Forgery attacks.

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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 10,836 9/9/2025
10.0.0-preview.7.25380.108 39,658 8/12/2025
10.0.0-preview.6.25358.103 2,122 7/15/2025
10.0.0-preview.5.25277.114 118,357 6/6/2025
10.0.0-preview.4.25258.110 3,144 5/12/2025
10.0.0-preview.3.25172.1 22,932 4/10/2025
10.0.0-preview.2.25164.1 2,135 3/18/2025
10.0.0-preview.1.25120.3 1,154 2/25/2025
9.0.9 418,742 9/9/2025
9.0.8 1,150,513 8/5/2025
9.0.7 1,584,085 7/8/2025
9.0.6 1,646,232 6/10/2025
9.0.5 2,070,266 5/13/2025
9.0.4 2,512,241 4/8/2025
9.0.3 1,616,258 3/11/2025
9.0.2 4,084,958 2/11/2025
9.0.1 1,781,227 1/14/2025
9.0.0 6,902,592 11/12/2024
9.0.0-rc.2.24474.3 185,337 10/8/2024
9.0.0-rc.1.24452.1 80,499 9/10/2024
9.0.0-preview.7.24406.2 12,931 8/13/2024
9.0.0-preview.6.24328.4 15,311 7/9/2024
9.0.0-preview.5.24306.11 13,453 6/11/2024
9.0.0-preview.4.24267.6 14,140 5/21/2024
9.0.0-preview.3.24172.13 48,603 4/11/2024
9.0.0-preview.2.24128.4 5,518 3/12/2024
9.0.0-preview.1.24081.5 29,253 2/13/2024
8.0.20 138,476 9/9/2025
8.0.19 406,987 8/4/2025
8.0.18 622,399 7/8/2025
8.0.17 722,033 6/10/2025
8.0.16 674,258 5/13/2025
8.0.15 1,098,018 4/8/2025
8.0.14 936,372 3/11/2025
8.0.13 1,090,482 2/11/2025
8.0.12 1,300,877 1/14/2025
8.0.11 30,151,252 11/12/2024
8.0.10 27,340,075 10/8/2024
8.0.8 6,251,408 8/13/2024
8.0.7 3,562,625 7/9/2024
8.0.6 1,364,829 5/28/2024
8.0.5 4,166,414 5/14/2024
8.0.4 4,298,953 4/9/2024
8.0.3 1,776,499 3/12/2024
8.0.2 3,233,272 2/13/2024
8.0.1 2,104,519 1/9/2024
8.0.0 20,345,219 11/14/2023
8.0.0-rc.2.23480.2 1,026,405 10/10/2023
8.0.0-rc.1.23421.29 7,785 9/12/2023
8.0.0-preview.7.23375.9 6,334 8/8/2023
8.0.0-preview.6.23329.11 12,517 7/11/2023
8.0.0-preview.5.23302.2 7,541 6/13/2023
8.0.0-preview.4.23260.4 5,666 5/16/2023
8.0.0-preview.3.23177.8 5,193 4/11/2023
8.0.0-preview.2.23153.2 2,819 3/14/2023
8.0.0-preview.1.23112.2 1,013 2/21/2023
7.0.20 62,730 5/28/2024
7.0.19 28,793 5/14/2024
7.0.18 50,362 4/9/2024
7.0.17 40,638 3/12/2024
7.0.16 44,756 2/13/2024
7.0.15 115,542 1/9/2024
7.0.14 191,154 11/14/2023
7.0.13 969,533 10/24/2023
7.0.12 192,811 10/10/2023
7.0.11 1,051,400 9/12/2023
7.0.10 816,515 8/8/2023
7.0.9 887,232 7/11/2023
7.0.8 668,312 6/22/2023
7.0.7 136,196 6/13/2023
7.0.5 1,725,486 4/11/2023
7.0.4 935,891 3/14/2023
7.0.3 2,145,128 2/14/2023
7.0.2 908,665 1/10/2023
7.0.1 420,517 12/13/2022
7.0.0 75,703,859 11/7/2022
7.0.0-rc.2.22476.2 23,002 10/11/2022
7.0.0-rc.1.22427.2 28,239 9/14/2022
7.0.0-preview.7.22376.6 1,049 8/9/2022
7.0.0-preview.6.22330.3 1,740 7/12/2022
7.0.0-preview.5.22303.8 919 6/14/2022
7.0.0-preview.4.22251.1 1,071 5/10/2022
7.0.0-preview.3.22178.4 41,597 4/13/2022
7.0.0-preview.2.22153.2 1,714 3/14/2022
7.0.0-preview.1.22109.13 1,232 2/17/2022
6.0.36 788,809 11/12/2024
6.0.35 174,390 10/8/2024
6.0.33 1,422,595 8/13/2024
6.0.32 300,631 7/9/2024
6.0.31 572,237 5/28/2024
6.0.30 38,317 5/14/2024
6.0.29 342,529 4/9/2024
6.0.28 210,447 3/12/2024
6.0.27 62,255 2/13/2024
6.0.26 379,733 1/9/2024
6.0.25 91,334 11/14/2023
6.0.24 59,188 10/24/2023
6.0.23 48,957 10/10/2023
6.0.22 56,825 9/12/2023
6.0.21 103,821 8/8/2023
6.0.20 202,523 7/11/2023
6.0.19 71,090 6/22/2023
6.0.18 29,628 6/13/2023
6.0.16 52,152,199 4/11/2023
6.0.15 159,341 3/14/2023
6.0.14 87,421 2/14/2023
6.0.13 87,561 1/10/2023
6.0.12 415,410 12/13/2022
6.0.11 329,862 11/7/2022
6.0.10 792,318 10/11/2022
6.0.9 636,028 9/13/2022
6.0.8 4,029,003 8/9/2022
6.0.7 356,318 7/12/2022
6.0.6 463,719 6/14/2022
6.0.5 844,690 5/10/2022
6.0.4 1,010,914 4/11/2022
6.0.3 9,788,196 3/8/2022
6.0.2 1,422,571 2/8/2022
6.0.1 1,722,182 12/14/2021
6.0.0 13,860,591 11/8/2021
6.0.0-rc.2.21480.10 18,212 10/12/2021
6.0.0-rc.1.21452.15 1,404 9/14/2021
6.0.0-preview.7.21378.6 1,152 8/10/2021
6.0.0-preview.6.21355.2 1,629 7/14/2021
6.0.0-preview.5.21301.17 1,128 6/15/2021
6.0.0-preview.4.21253.5 1,407 5/24/2021
6.0.0-preview.3.21201.13 4,298 4/8/2021
6.0.0-preview.2.21154.6 1,078 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 1,199 2/12/2021 6.0.0-preview.1.21103.6 is deprecated because it is no longer maintained.
5.0.17 1,673,444 5/10/2022 5.0.17 is deprecated because it is no longer maintained.
5.0.16 28,700 4/11/2022 5.0.16 is deprecated because it is no longer maintained.
5.0.15 67,116 3/8/2022 5.0.15 is deprecated because it is no longer maintained.
5.0.14 69,242 2/8/2022 5.0.14 is deprecated because it is no longer maintained.
5.0.13 53,430 12/14/2021 5.0.13 is deprecated because it is no longer maintained.
5.0.12 38,445 11/7/2021 5.0.12 is deprecated because it is no longer maintained.
5.0.11 1,587,763 10/12/2021 5.0.11 is deprecated because it is no longer maintained.
5.0.10 96,883,277 9/14/2021 5.0.10 is deprecated because it is no longer maintained.
5.0.9 366,317 8/10/2021 5.0.9 is deprecated because it is no longer maintained.
5.0.8 368,078 7/13/2021 5.0.8 is deprecated because it is no longer maintained.
5.0.7 1,255,531 6/8/2021 5.0.7 is deprecated because it is no longer maintained.
5.0.6 259,248 5/11/2021 5.0.6 is deprecated because it is no longer maintained.
5.0.5 3,265,666 4/6/2021 5.0.5 is deprecated because it is no longer maintained.
5.0.4 1,186,713 3/9/2021 5.0.4 is deprecated because it is no longer maintained.
5.0.3 471,462 2/9/2021 5.0.3 is deprecated because it is no longer maintained.
5.0.2 251,923 1/12/2021 5.0.2 is deprecated because it is no longer maintained.
5.0.1 796,535 12/8/2020 5.0.1 is deprecated because it is no longer maintained.
5.0.0 611,525 11/9/2020 5.0.0 is deprecated because it is no longer maintained.
5.0.0-rc.2.20475.17 4,807 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 5,254 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 1,211 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 2,794 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 1,227 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 1,145 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 2,303 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 1,295 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 1,369 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 1,265 3/16/2020 5.0.0-preview.1.20120.4 is deprecated because it is no longer maintained.
3.1.32 128,127 12/13/2022
3.1.31 29,177 11/8/2022
3.1.30 28,924 10/11/2022
3.1.29 29,704 9/13/2022
3.1.28 42,220 8/9/2022
3.1.27 34,294 7/12/2022
3.1.26 36,360 6/14/2022
3.1.25 46,975 5/10/2022
3.1.24 74,012 4/11/2022
3.1.23 106,019 3/8/2022
3.1.22 96,286 12/14/2021
3.1.21 125,197 11/7/2021
3.1.20 34,652 10/11/2021
3.1.19 93,029 9/14/2021
3.1.18 88,077 8/10/2021
3.1.17 140,411 7/13/2021
3.1.16 55,135 6/8/2021
3.1.15 336,944 5/11/2021
3.1.14 57,292 4/6/2021
3.1.13 132,612 3/9/2021
3.1.12 97,746 2/9/2021
3.1.11 70,170 1/12/2021
3.1.10 182,567 11/9/2020
3.1.9 301,025 10/13/2020
3.1.8 581,802 9/8/2020
3.1.7 433,804 8/11/2020
3.1.6 313,494 7/14/2020
3.1.5 594,916 6/9/2020
3.1.4 21,348,795 5/12/2020
3.1.3 598,460 3/24/2020
3.1.2 298,220 2/18/2020
3.1.1 631,252 1/14/2020
3.1.0 1,734,808 12/3/2019
3.1.0-preview3.19553.2 1,526 11/13/2019 3.1.0-preview3.19553.2 is deprecated because it is no longer maintained.
3.1.0-preview2.19525.4 1,185 11/1/2019 3.1.0-preview2.19525.4 is deprecated because it is no longer maintained.
3.1.0-preview1.19506.1 2,367 10/15/2019 3.1.0-preview1.19506.1 is deprecated because it is no longer maintained.
3.0.3 126,247 2/18/2020 3.0.3 is deprecated because it is no longer maintained.
3.0.2 51,899 1/14/2020 3.0.2 is deprecated because it is no longer maintained.
3.0.1 127,005 11/18/2019 3.0.1 is deprecated because it is no longer maintained.
3.0.0 4,696,255 9/23/2019 3.0.0 is deprecated because it is no longer maintained.
3.0.0-rc1.19456.10 1,762 9/16/2019 3.0.0-rc1.19456.10 is deprecated because it is no longer maintained.
3.0.0-preview9.19423.4 26,479 9/4/2019 3.0.0-preview9.19423.4 is deprecated because it is no longer maintained.
3.0.0-preview8.19405.4 1,849 8/13/2019 3.0.0-preview8.19405.4 is deprecated because it is no longer maintained.
3.0.0-preview7.19362.4 2,958 7/23/2019 3.0.0-preview7.19362.4 is deprecated because it is no longer maintained.
3.0.0-preview6.19304.6 6,192 6/12/2019 3.0.0-preview6.19304.6 is deprecated because it is no longer maintained.
3.0.0-preview5.19227.9 2,035 5/6/2019 3.0.0-preview5.19227.9 is deprecated because it is no longer maintained.
3.0.0-preview4.19216.2 12,732 4/18/2019 3.0.0-preview4.19216.2 is deprecated because it is no longer maintained.
3.0.0-preview3.19153.1 3,630 3/6/2019 3.0.0-preview3.19153.1 is deprecated because it is no longer maintained.
3.0.0-preview.19074.2 1,683 1/29/2019 3.0.0-preview.19074.2 is deprecated because it is no longer maintained.
3.0.0-preview.18572.1 3,304 12/4/2018 3.0.0-preview.18572.1 is deprecated because it is no longer maintained.
2.2.0 658,397,021 12/3/2018 2.2.0 is deprecated because it is no longer maintained.
2.2.0-preview3-35497 228,080 10/17/2018 2.2.0-preview3-35497 is deprecated because it is no longer maintained.
2.2.0-preview2-35157 187,640 9/12/2018 2.2.0-preview2-35157 is deprecated because it is no longer maintained.
2.2.0-preview1-35029 101,848 8/22/2018 2.2.0-preview1-35029 is deprecated because it is no longer maintained.
2.1.6 9,807,131 11/13/2018
2.1.1 352,672,663 6/18/2018
2.1.0 159,197,804 5/29/2018
2.1.0-rc1-final 367,989 5/6/2018 2.1.0-rc1-final is deprecated because it is no longer maintained.
2.1.0-preview2-final 660,158 4/10/2018 2.1.0-preview2-final is deprecated because it is no longer maintained.
2.1.0-preview1-final 458,380 2/26/2018 2.1.0-preview1-final is deprecated because it is no longer maintained.
2.0.0 172,304,109 8/11/2017 2.0.0 is deprecated because it is no longer maintained.
2.0.0-preview2-final 165,407 6/28/2017 2.0.0-preview2-final is deprecated because it is no longer maintained.
2.0.0-preview1-final 67,418 5/10/2017 2.0.0-preview1-final is deprecated because it is no longer maintained.
1.1.1 18,631,178 5/9/2017 1.1.1 is deprecated because it is no longer maintained.
1.1.0 14,324,637 11/16/2016 1.1.0 is deprecated because it is no longer maintained.
1.1.0-preview1-final 87,237 10/24/2016 1.1.0-preview1-final is deprecated because it is no longer maintained.
1.0.1 124,049,757 12/12/2016 1.0.1 is deprecated because it is no longer maintained.
1.0.0 34,332,093 6/27/2016 1.0.0 is deprecated because it is no longer maintained.
1.0.0-rc2-final 1,957,355 5/16/2016 1.0.0-rc2-final is deprecated because it is no longer maintained.