System.Runtime 4.3.1
Provides the fundamental primitives, classes and base classes that define commonly-used value and reference data types, events and event handlers, interfaces, attributes, and exceptions. This packages represents the core package, and provides the minimal set of types required to build a managed application.
Commonly Used Types:
System.Object
System.Exception
System.Int16
System.Int32
System.Int64
System.Enum
System.String
System.Char
System.Boolean
System.SByte
System.Byte
System.DateTime
System.DateTimeOffset
System.Single
System.Double
System.UInt16
System.UInt32
System.UInt64
System.IDisposable
System.Uri
When using NuGet 3.x this package requires at least version 3.4.
Showing the top 20 packages that depend on System.Runtime.
| Packages | Downloads |
|---|---|
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AMQPNetLite.Core
This package provides the AMQP client and listener for netstandard.
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2 |
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System.IO
Provides base input and output (I/O) types, including System.IO.Stream, System.IO.StreamReader and System.IO.StreamWriter, that allow reading and writing to data streams
Commonly Used Types:
System.IO.Stream
System.IO.EndOfStreamException
System.IO.MemoryStream
System.IO.StreamReader
System.IO.StreamWriter
System.IO.StringWriter
System.IO.TextWriter
System.IO.TextReader
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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System.Text.Encoding
Provides base abstract encoding classes for converting blocks of characters to and from blocks of bytes.
Commonly Used Types:
System.Text.Encoding
System.Text.DecoderFallbackException
System.Text.Decoder
System.Text.EncoderFallbackException
System.Text.Encoder
System.Text.EncoderFallback
System.Text.EncoderFallbackBuffer
System.Text.DecoderFallback
System.Text.DecoderFallbackBuffer
System.Text.DecoderExceptionFallback
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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System.Memory
Provides types for efficient representation and pooling of managed, stack, and native memory segments and sequences of such segments, along with primitives to parse and format UTF-8 encoded text stored in those memory segments.
Commonly Used Types:
System.Span
System.ReadOnlySpan
System.Memory
System.ReadOnlyMemory
System.Buffers.MemoryPool
System.Buffers.ReadOnlySequence
System.Buffers.Text.Utf8Parser
System.Buffers.Text.Utf8Formatter
32b491939fbd125f304031c35038b1e14b4e3958
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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System.Memory
Provides types for efficient representation and pooling of managed, stack, and native memory segments and sequences of such segments, along with primitives to parse and format UTF-8 encoded text stored in those memory segments.
Commonly Used Types:
System.Span
System.ReadOnlySpan
System.Memory
System.ReadOnlyMemory
System.Buffers.MemoryPool
System.Buffers.ReadOnlySequence
System.Buffers.Text.Utf8Parser
System.Buffers.Text.Utf8Formatter
c6cf790234e063b855fcdb50f3fb1b3cfac73275
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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System.Threading
Provides the fundamental synchronization primitives, including System.Threading.Monitor and System.Threading.Mutex, that are required when writing asynchronous code.
Commonly Used Types:
System.Threading.Monitor
System.Threading.SynchronizationContext
System.Threading.ManualResetEvent
System.Threading.AutoResetEvent
System.Threading.ThreadLocal<T>
System.Threading.EventWaitHandle
System.Threading.SemaphoreSlim
System.Threading.Mutex
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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System.Net.Sockets
Provides classes such as Socket, TcpClient and UdpClient, which enable developers to send and receive data over the network.
Commonly Used Types:
System.Net.Sockets.Socket
System.Net.Sockets.SocketAsyncEventArgs
System.Net.Sockets.LingerOption
System.Net.Sockets.SocketAsyncOperation
System.Net.Sockets.ProtocolType
System.Net.Sockets.NetworkStream
System.Net.Sockets.TcpClient
System.Net.Sockets.SocketType
System.Net.Sockets.UdpClient
System.Net.Sockets.SocketShutdown
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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System.Net.WebHeaderCollection
Contains types that represent HTTP request and response headers. This library is used with classes such as System.Net.HttpWebRequest and System.Net.HttpWebResponse and allows developers to query/edit header names/values.
Commonly Used Types:
System.Net.HttpRequestHeader
System.Net.HttpResponseHeader
System.Net.WebHeaderCollection
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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NETStandard.Library
A set of standard .NET APIs that are prescribed to be used and supported together.
18a36291e48808fa7ef2d00a764ceb1ec95645a5
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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Microsoft.CodeAnalysis.Common
A shared package used by the Microsoft .NET Compiler Platform ("Roslyn"). Do not install this package manually, it will be added as a prerequisite by other packages that require it.
Supported Platforms:
- .NET Framework 4.5
- Windows 8
- Portable Class Libraries
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2 |
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System.Runtime.InteropServices.RuntimeInformation
Provides APIs to query about runtime and OS information.
Commonly Used Types:
System.Runtime.InteropServices.RuntimeInformation
System.Runtime.InteropServices.OSPlatform
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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JetBrains.Annotations
JetBrains.Annotations help reduce false positive warnings, explicitly declare purity and nullability in your code, deal with implicit usages of members, support special semantics of APIs in ASP.NET and XAML frameworks and otherwise increase accuracy of JetBrains Rider and ReSharper code inspections.
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System.IO.Pipes
Provides a means for interprocess communication through anonymous and/or named pipes.
Commonly Used Types:
System.IO.Pipes.NamedPipeServerStream
System.IO.Pipes.PipeDirection
System.IO.Pipes.PipeOptions
System.IO.Pipes.PipeTransmissionMode
System.IO.Pipes.NamedPipeClientStream
System.IO.Pipes.PipeStream
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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System.Net.Requests
Provides older classes (such as HttpWebRequest and HttpWebResponse) for sending HTTP requests and receiving HTTP responses from a resource identified by a URI. Developers should prefer the classes in the System.Net.Http package.
Commonly Used Types:
System.Net.HttpWebRequest
System.Net.HttpWebResponse
System.Net.HttpRequestHeader
System.Net.WebException
System.Net.WebExceptionStatus
System.Net.WebRequest
System.Net.WebResponse
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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System.Buffers
Provides resource pooling of any type for performance-critical applications that allocate and deallocate objects frequently.
Commonly Used Types:
System.Buffers.ArrayPool<T>
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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System.Resources.ResourceManager
Provides classes and attributes that allow developers to create, store, and manage various culture-specific resources used in an application.
Commonly Used Types:
System.Resources.ResourceManager
System.Resources.NeutralResourcesLanguageAttribute
System.Resources.SatelliteContractVersionAttribute
System.Resources.MissingManifestResourceException
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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System.Security.Claims
Provides classes that implement claims-based identity in the .NET Framework, including classes that represent claims, claims-based identities, and claims-based principals.
Commonly Used Types:
System.Security.Principal.GenericIdentity
System.Security.Claims.Claim
System.Security.Claims.ClaimsIdentity
System.Security.Claims.ClaimsPrincipal
System.Security.Principal.GenericPrincipal
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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System.Threading.ThreadPool
Provides the System.Threading.ThreadPool class, which contains a pool of threads that can be used to execute tasks, post work items, wait on behalf of other threads, and process timers.
Commonly Used Types:
System.Threading.ThreadPool
System.Threading.WaitOrTimerCallback
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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System.Runtime.Extensions
Provides commonly-used classes for performing mathematical functions, conversions, string comparisons and querying environment information.
Commonly Used Types:
System.Math
System.Environment
System.Random
System.Progress<T>
System.Convert
System.Diagnostics.Stopwatch
System.Runtime.Versioning.FrameworkName
System.StringComparer
System.IO.Path
When using NuGet 3.x this package requires at least version 3.4.
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2 |
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System.Globalization.Extensions
Provides classes for performing Unicode string normalization, culture-specific string comparisons and support the use of non-ASCII characters for Internet domain names.
Commonly Used Types:
System.StringNormalizationExtensions
System.Text.NormalizationForm
System.Globalization.IdnMapping
When using NuGet 3.x this package requires at least version 3.4.
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2 |
https://go.microsoft.com/fwlink/?LinkID=799421
MonoAndroid 1.0
- No dependencies.
MonoTouch 1.0
- No dependencies.
.NET Framework 4.5
- No dependencies.
.NET Framework 4.6.2
- No dependencies.
.NETCore 5.0
- Microsoft.NETCore.Platforms (>= 1.1.1)
- Microsoft.NETCore.Targets (>= 1.1.3)
.NET Standard 1.0
- Microsoft.NETCore.Platforms (>= 1.1.1)
- Microsoft.NETCore.Targets (>= 1.1.3)
.NET Standard 1.2
- Microsoft.NETCore.Platforms (>= 1.1.1)
- Microsoft.NETCore.Targets (>= 1.1.3)
.NET Standard 1.3
- Microsoft.NETCore.Platforms (>= 1.1.1)
- Microsoft.NETCore.Targets (>= 1.1.3)
.NET Standard 1.5
- Microsoft.NETCore.Platforms (>= 1.1.1)
- Microsoft.NETCore.Targets (>= 1.1.3)
.NETPortable 0.0
- No dependencies.
Windows 8.0
- No dependencies.
WindowsPhone 8.0
- No dependencies.
WindowsPhoneApp 8.1
- No dependencies.
Xamarin.iOS 1.0
- No dependencies.
Xamarin.Mac 2.0
- No dependencies.
Xamarin.TVOS 1.0
- No dependencies.
Xamarin.WatchOS 1.0
- No dependencies.
| Version | Downloads | Last updated |
|---|---|---|
| 4.3.1 | 1 | 2026/1/23 |
| 4.3.0 | 2 | 2026/1/22 |
| 4.3.0-preview1-24530-04 | 1 | 2026/1/25 |
| 4.1.2 | 1 | 2026/1/23 |
| 4.1.1 | 1 | 2026/1/23 |
| 4.1.0 | 1 | 2026/1/23 |
| 4.1.0-rc2-24027 | 0 | 2016/5/16 |
| 4.0.21-beta-23516 | 1 | 2026/1/25 |
| 4.0.21-beta-23409 | 1 | 2026/1/25 |
| 4.0.21-beta-23225 | 1 | 2026/1/25 |
| 4.0.20 | 0 | 2015/7/29 |
| 4.0.20-beta-23109 | 1 | 2026/1/23 |
| 4.0.20-beta-23019 | 1 | 2026/1/25 |
| 4.0.20-beta-22816 | 1 | 2026/1/25 |
| 4.0.20-beta-22605 | 1 | 2026/1/25 |
| 4.0.20-beta-22416 | 1 | 2026/1/25 |
| 4.0.20-beta-22231 | 1 | 2026/1/25 |
| 4.0.10 | 0 | 2015/7/29 |
| 4.0.10-beta-23109 | 1 | 2026/1/25 |
| 4.0.10-beta-23019 | 1 | 2026/1/25 |
| 4.0.0 | 1 | 2026/1/23 |
| 4.0.0-beta-23109 | 1 | 2026/1/25 |
| 4.0.0-beta-23019 | 1 | 2026/1/25 |