MessagePack 2.0.171-beta

.NET Core 2.1 .NET Standard 2.0

This package has at least one vulnerability with moderate severity. It may lead to specific problems in your project. Try updating the package version.

Details

Advisory: https://github.com/advisories/GHSA-7q36-4xx7-xcxf	Severity: moderate
Advisory: https://github.com/advisories/GHSA-4qm4-8hg2-g2xm	Severity: moderate

This is a prerelease version of MessagePack.

There is a newer version of this package available.
See the version list below for details.

dotnet add package MessagePack --version 2.0.171-beta

NuGet\Install-Package MessagePack -Version 2.0.171-beta

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="MessagePack" Version="2.0.171-beta" />

For projects that support PackageReference, copy this XML node into the project file to reference the package.

<PackageVersion Include="MessagePack" Version="2.0.171-beta" />
                    

                            Directory.Packages.props

<PackageReference Include="MessagePack" />
                    

                            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 MessagePack --version 2.0.171-beta

The NuGet Team does not provide support for this client. Please contact its maintainers for support.

#r "nuget: MessagePack, 2.0.171-beta"

#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 MessagePack@2.0.171-beta

#: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=MessagePack&version=2.0.171-beta&prerelease
                    

                            Install as a Cake Addin

#tool nuget:?package=MessagePack&version=2.0.171-beta&prerelease
                    

                            Install as a Cake Tool

The NuGet Team does not provide support for this client. Please contact its maintainers for support.

Extremely Fast MessagePack(MsgPack) Serializer for C#(.NET, .NET Core, Unity, Xamarin).

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 is compatible. 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.

.NETCoreApp 2.1
- MessagePack.Annotations (>= 2.0.171-beta)
- Nerdbank.Streams (>= 2.2.26)
- System.Memory (>= 4.5.3)
- System.Reflection.Emit (>= 4.3.0)
- System.Reflection.Emit.Lightweight (>= 4.3.0)
- System.Runtime.CompilerServices.Unsafe (>= 4.5.2)
- System.Runtime.Serialization.Primitives (>= 4.3.0)
- System.Threading.Tasks.Extensions (>= 4.5.2)
.NETStandard 2.0
- MessagePack.Annotations (>= 2.0.171-beta)
- Nerdbank.Streams (>= 2.2.26)
- System.Memory (>= 4.5.3)
- System.Reflection.Emit (>= 4.3.0)
- System.Reflection.Emit.Lightweight (>= 4.3.0)
- System.Runtime.CompilerServices.Unsafe (>= 4.5.2)
- System.Runtime.Serialization.Primitives (>= 4.3.0)
- System.Threading.Tasks.Extensions (>= 4.5.2)

NuGet packages (835)

Showing the top 5 NuGet packages that depend on MessagePack:

Package	Downloads
Microsoft.VisualStudio.Debugger.Contracts Package containing extensibility contracts between the debugger and other Visual Studio components, such as language services.	39.0M
Microsoft.AspNetCore.SignalR.StackExchangeRedis Provides scale-out support for ASP.NET Core SignalR using a Redis server and the StackExchange.Redis client. This package was built from the source code at https://github.com/dotnet/dotnet/tree/ddf39a1b4690fbe23aea79c78da67004a5c31094	23.9M
Microsoft.AspNetCore.SignalR.Protocols.MessagePack Implements the SignalR Hub Protocol over MsgPack. This package was built from the source code at https://github.com/dotnet/dotnet/tree/ddf39a1b4690fbe23aea79c78da67004a5c31094	18.1M
Microsoft.AspNetCore.SignalR.Redis Redis for ASP.NET Core SignalR.	15.2M
Umbraco.Cms.PublishedCache.NuCache Contains the published cache assembly needed to run Umbraco CMS.	13.3M

GitHub repositories (153)

Showing the top 20 popular GitHub repositories that depend on MessagePack:

Repository	Stars
microsoft/PowerToys Windows system utilities to maximize productivity	120.9K
ppy/osu rhythm is just a click away!	16.9K
bitwarden/server Bitwarden infrastructure/backend (API, database, Docker, etc).	16.8K
MonoGame/MonoGame One framework for creating powerful cross-platform games.	12.3K
dotnet/orleans Cloud Native application framework for .NET	10.4K
unoplatform/uno Open-source platform for building cross-platform native Mobile, Web, Desktop and Embedded apps quickly. Create rich, C#/XAML, single-codebase apps from any IDE. Hot Reload included! 90m+ NuGet Downloads!!	9.5K
MassTransit/MassTransit Distributed Application Framework for .NET	7.4K
microsoft/FASTER Fast persistent recoverable log and key-value store + cache, in C# and C++.	6.5K
MessagePack-CSharp/MessagePack-CSharp Extremely Fast MessagePack Serializer for C#(.NET, .NET Core, Unity, Xamarin). / msgpack.org[C#]	6.3K
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.	5.8K
FastEndpoints/FastEndpoints A light-weight REST API development framework for ASP.NET 8 and newer.	5.4K
umbraco/Umbraco-CMS Umbraco is a free and open source .NET content management system helping you deliver delightful digital experiences.	4.9K
immense/Remotely A remote control and remote scripting solution, built with .NET 8, Blazor, and SignalR.	4.9K
dotnetcore/FreeSql .NET aot orm, VB.NET/C# orm, Mysql/PostgreSQL/SqlServer/Oracle orm, Sqlite/Firebird/Clickhouse/DuckDB orm, 达梦/金仓/虚谷/翰高/高斯 orm, 神通 orm, 南大通用 orm, 国产 orm, TDengine orm, QuestDB orm, MsAccess orm.	4.3K
Cysharp/MagicOnion Unified Realtime/API framework for .NET platform and Unity.	4.2K
dotnetcore/DotnetSpider DotnetSpider, a .NET standard web crawling library. It is lightweight, efficient and fast high-level web crawling & scraping framework	4.1K
focus-creative-games/luban luban是一个强大、易用、优雅、稳定的游戏配置解决方案。luban is a powerful, easy-to-use, elegant and stable game configuration solution.	3.9K
Cysharp/MemoryPack Zero encoding extreme performance binary serializer for C# and Unity.	3.9K
pwntester/ysoserial.net Deserialization payload generator for a variety of .NET formatters	3.5K
microsurging/surging Surging is a micro-service engine that provides a lightweight, high-performance, modular RPC request pipeline. support Event-based Asynchronous Pattern and reactive programming ,The service engine supports http, TCP, WS,Grpc, Thrift,Mqtt, UDP, and DNS protocols. It uses ZooKeeper and Consul as a registry, and integrates it. Hash, random, polling, Fair Polling as a load balancing algorithm, built-in service governance to ensure reliable RPC communication, the engine contains Diagnostic, link tracking for protocol and middleware calls, and integration SkyWalking Distributed APM	3.3K

Version	Downloads	Last Updated
3.1.4	196,127	6/12/2025
3.1.3	3,777,439	2/4/2025
3.1.2	1,276,236	1/27/2025
3.1.1	1,997,286	12/26/2024
3.1.0	667,517	12/12/2024
3.0.308	163,449	12/9/2024
3.0.300	130,247	12/6/2024
3.0.238-rc.1	63,772	10/23/2024
3.0.233-rc.1	3,164	10/22/2024
3.0.214-rc.1	21,995	10/17/2024
3.0.208-rc-0001	953	10/16/2024
3.0.134-beta	10,756	7/29/2024
3.0.129-beta	580	7/26/2024
3.0.111-alpha	9,826	7/6/2024
3.0.54-alpha	4,186	5/12/2024
2.6.100-alpha	121,862	5/20/2023
2.6.95-alpha	2,572	5/19/2023
2.5.198	108,713	4/10/2025
2.5.192	4,950,080	11/12/2024
2.5.187	6,990,757	10/17/2024
2.5.172	2,259,567	8/1/2024
2.5.171	477,887	7/5/2024
2.5.168	835,216	6/6/2024
2.5.140	6,729,344	11/30/2023
2.5.129	2,123,989	9/28/2023
2.5.124	3,250,608	6/27/2023
2.5.108	11,925,639	3/16/2023
2.5.103	40,013	3/14/2023
2.5.94	32,895	3/13/2023
2.5.64-alpha	17,374	12/3/2022
2.4.59	6,583,683	11/20/2022
2.4.35	5,196,013	6/28/2022
2.4.23-alpha	3,812	6/9/2022
2.4.14-alpha	19,762	2/28/2022
2.3.112	1,065,027	6/9/2022
2.3.85	17,582,917	9/20/2021
2.3.75	4,079,659	7/29/2021
2.3.73-alpha	3,654	7/17/2021
2.3.58-alpha	9,336	3/20/2021
2.2.113	325,953	7/17/2021
2.2.85	8,502,807	12/10/2020
2.2.60	2,822,007	9/28/2020
2.2.44-rc	15,136	9/14/2020
2.2.36-alpha	3,439	9/12/2020
2.1.194	501,786	9/14/2020
2.1.165	418,990	8/12/2020
2.1.152	39,243,729	7/1/2020
2.1.143	210,063	6/18/2020
2.1.115	3,196,920	4/11/2020
2.1.90	17,928,695	2/10/2020
2.1.80	238,746	1/30/2020
2.0.335	343,167	1/10/2020
2.0.323	496,718	12/16/2019
2.0.299-rc	26,142	11/30/2019
2.0.270-rc	12,347	11/25/2019
2.0.231-rc	6,449	11/13/2019
2.0.221-beta	21,762	11/8/2019
2.0.204-beta	5,979	11/5/2019
2.0.171-beta	6,257	10/17/2019
2.0.123-beta	13,901	7/16/2019
2.0.119-beta	5,875	7/15/2019
2.0.110-alpha	5,903	7/14/2019
1.9.11	10,551,571	2/10/2020
1.9.3	120,033	1/31/2020
1.8.80	1,210,410	11/20/2019
1.8.74	512,268	10/15/2019
1.8.71-beta	7,052	7/9/2019
1.7.3.7	13,884,886	5/14/2019
1.7.3.4	9,450,542	1/30/2018
1.7.3.3	9,531	1/30/2018
1.7.3.2	53,050	12/29/2017
1.7.3.1	12,638	12/25/2017
1.7.3	60,735	12/22/2017
1.7.2	184,838	10/13/2017
1.7.1	935,370	10/11/2017
1.7.0	16,429	10/9/2017
1.6.2	41,934	10/4/2017
1.6.1.2	35,213	9/21/2017
1.6.1.1	22,221	9/8/2017
1.6.1	31,107	8/31/2017
1.6.0.3	8,292	8/29/2017
1.6.0.2	7,416	8/29/2017
1.6.0.1	9,786	8/28/2017
1.5.1	8,529	8/23/2017
1.5.0.2	18,446	8/18/2017
1.5.0.1	7,340	8/18/2017
1.5.0	7,471	8/18/2017
1.4.4	26,506	8/4/2017
1.4.3	38,437	7/20/2017
1.4.2	14,542	7/3/2017
1.4.1	11,794	6/29/2017
1.4.0	311,012	6/27/2017
1.3.3	7,424	6/26/2017
1.3.2	8,812	6/23/2017
1.3.1.1	7,484	6/23/2017
1.3.1	8,698	6/22/2017
1.3.0	16,887	6/8/2017
1.2.3	19,204	5/24/2017
1.2.2	10,423	5/6/2017
1.2.0	10,272	4/5/2017
1.1.2	7,801	4/2/2017
1.1.1.1	6,294	4/1/2017
1.1.1	7,795	3/25/2017
1.1.0	7,356	3/25/2017
1.0.3	7,859	3/16/2017
1.0.2	7,351	3/15/2017
1.0.1	7,864	3/13/2017
1.0.0	9,817	3/12/2017
0.8.5	7,345	3/10/2017
0.8.4	6,990	3/10/2017
0.8.3	7,045	3/10/2017
0.8.2	8,903	3/9/2017
0.8.1	6,966	3/9/2017
0.8.0	8,539	3/9/2017
0.7.2	7,128	3/6/2017
0.7.0	6,935	3/6/2017
0.6.1	7,256	3/6/2017
0.6.0	7,147	3/2/2017
0.5.0	7,136	3/2/2017
0.4.2	6,967	3/1/2017
0.4.1	6,813	3/1/2017
0.4.0	26,126	3/1/2017
0.3.0-beta	5,845	2/28/2017
0.2.3-beta	5,908	2/28/2017
0.2.2-beta	5,964	2/28/2017
0.2.1-beta	5,886	2/28/2017
0.2.0-beta	5,933	2/28/2017
0.1.0-beta	6,746	2/26/2017

MessagePack 2.0.171-beta

.NETCoreApp 2.1

.NETStandard 2.0

NuGet packages (835)

GitHub repositories (153)