System.Collections 4.3.0

Provides classes that define generic collections, which allow developers to create strongly typed collections that provide better type safety and performance than non-generic strongly typed collections. Commonly Used Types: System.Collections.Generic.List<T> System.Collections.Generic.Dictionary<TKey, TValue> System.Collections.Generic.Queue<T> System.Collections.Generic.Stack<T> System.Collections.Generic.HashSet<T> System.Collections.Generic.LinkedList<T> System.Collections.Generic.EqualityComparer<T> System.Collections.Generic.Comparer<T> System.Collections.Generic.SortedDictionary<TKey, TValue> When using NuGet 3.x this package requires at least version 3.4.

Showing the top 20 packages that depend on System.Collections.

Packages Downloads
System.Threading.Tasks.Extensions
Provides additional types that simplify the work of writing concurrent and asynchronous code. Commonly Used Types: System.Threading.Tasks.ValueTask<TResult> 7601f4f6225089ffb291dc7d58293c7bbf5c5d4f
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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
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Microsoft.DotNet.InternalAbstractions
Abstractions for making code that uses file system and environment testable.
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Microsoft.Extensions.Logging.Abstractions
Logging abstractions for Microsoft.Extensions.Logging. Commonly used types: Microsoft.Extensions.Logging.ILogger Microsoft.Extensions.Logging.ILoggerFactory Microsoft.Extensions.Logging.ILogger<TCategoryName> Microsoft.Extensions.Logging.LogLevel Microsoft.Extensions.Logging. Microsoft.Extensions.Logging.
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Microsoft.Net.Http.Headers
HTTP header parser implementations.
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System.ComponentModel.TypeConverter
Provides the System.ComponentModel.TypeConverter class, which represents a unified way of converting types of values to other types. Commonly Used Types: System.ComponentModel.TypeConverter System.ComponentModel.TypeConverterAttribute System.ComponentModel.PropertyDescriptor System.ComponentModel.StringConverter System.ComponentModel.ITypeDescriptorContext System.ComponentModel.EnumConverter System.ComponentModel.TypeDescriptor System.ComponentModel.Int32Converter System.ComponentModel.BooleanConverter System.ComponentModel.DoubleConverter When using NuGet 3.x this package requires at least version 3.4.
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System.IO.Packaging
Provides classes that support storage of multiple data objects in a single container. When using NuGet 3.x this package requires at least version 3.4.
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System.Security.Principal.Windows
Provides classes for retrieving the current Windows user and for interacting with Windows users and groups. Commonly Used Types: System.Security.Principal.WindowsIdentity System.Security.Principal.SecurityIdentifier System.Security.Principal.NTAccount System.Security.Principal.WindowsPrincipal System.Security.Principal.IdentityReference System.Security.Principal.IdentityNotMappedException System.Security.Principal.WindowsBuiltInRole System.Security.Principal.WellKnownSidType When using NuGet 3.x this package requires at least version 3.4.
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System.Xml.XPath
Provides the classes that define a cursor model for navigating and editing Extensible Markup Language (XML) information items as instances of the XQuery 1.0 and XPath 2.0 Data Model. Commonly Used Types: System.Xml.XPath.XPathNavigator System.Xml.XPath.IXPathNavigable System.Xml.XPath.XPathNodeType System.Xml.XPath.XPathNodeIterator System.Xml.XPath.XPathExpression System.Xml.XPath.XPathResultType System.Xml.XPath.XPathException System.Xml.XPath.XPathDocument System.Xml.XPath.XPathItem System.Xml.XPath.XPathNamespaceScope When using NuGet 3.x this package requires at least version 3.4.
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runtime.win.System.Net.Primitives
Internal implementation package not meant for direct consumption. Please do not reference directly. Provides common types for network-based libraries, including System.Net.IPAddress, System.Net.IPEndPoint, and System.Net.CookieContainer. Commonly Used Types: System.Net.HttpStatusCode System.Net.Sockets.SocketError System.Net.Cookie System.Net.Sockets.SocketException System.Net.IPEndPoint System.Net.ICredentials System.Net.NetworkCredential System.Net.IPAddress System.Net.CookieCollection System.Net.CookieContainer When using NuGet 3.x this package requires at least version 3.4.
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runtime.win.System.Net.Sockets
Internal implementation package not meant for direct consumption. Please do not reference directly. 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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runtime.win.System.IO.FileSystem
Internal implementation package not meant for direct consumption. Please do not reference directly. Provides types that allow reading and writing to files and types that provide basic file and directory support. Commonly Used Types: System.IO.FileStream System.IO.FileInfo System.IO.DirectoryInfo System.IO.FileSystemInfo System.IO.File System.IO.Directory System.IO.SearchOption System.IO.FileOptions When using NuGet 3.x this package requires at least version 3.4.
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System.Threading.Tasks.Extensions
Provides additional types that simplify the work of writing concurrent and asynchronous code. Commonly Used Types: System.Threading.Tasks.ValueTask<TResult> 637a8d58f72f2b0f1a71187530c3cf433e95a75a
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Microsoft.AspNetCore.Http.Features
ASP.NET Core HTTP feature interface definitions.
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Microsoft.AspNetCore.WebUtilities
ASP.NET Core utilities, such as for working with forms, multipart messages, and query strings.
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System.Composition.Convention
Provides types that support using Managed Extensibility Framework with a convention-based configuration model. Commonly Used Types: System.Composition.Convention.ConventionBuilder System.Composition.Convention.ExportConventionBuilder System.Composition.Convention.ImportConventionBuilder System.Composition.Convention.PartConventionBuilder System.Composition.Convention.ParameterImportConventionBuilder When using NuGet 3.x this package requires at least version 3.4.
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System.Composition.Hosting
Provides Managed Extensibility Framework types that are useful to developers of extensible applications, or hosts. Commonly Used Types: System.Composition.Hosting.CompositionHost When using NuGet 3.x this package requires at least version 3.4.
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System.Composition.Runtime
Contains runtime components of the Managed Extensibility Framework. Commonly Used Types: System.Composition.CompositionContext When using NuGet 3.x this package requires at least version 3.4.
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System.Composition.TypedParts
Provides some extension methods for the Managed Extensibility Framework. Commonly Used Types: System.Composition.CompositionContextExtensions System.Composition.Hosting.ContainerConfiguration When using NuGet 3.x this package requires at least version 3.4.
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System.Linq.Expressions
Provides classes, interfaces and enumerations that enable language-level code expressions to be represented as objects in the form of expression trees. Commonly Used Types: System.Linq.Expressions.Expression<TDelegate> System.Linq.Expressions.Expression System.Linq.Expressions.MemberExpression System.Linq.Expressions.ExpressionVisitor System.Linq.Expressions.MethodCallExpression System.Linq.IQueryable<T> System.Linq.IQueryable System.Linq.Expressions.NewExpression System.Linq.Expressions.ParameterExpression System.Linq.Expressions.ConstantExpression When using NuGet 3.x this package requires at least version 3.4.
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MonoAndroid 1.0

  • No dependencies.

Xamarin.WatchOS 1.0

  • No dependencies.

Xamarin.TVOS 1.0

  • No dependencies.

Xamarin.Mac 2.0

  • No dependencies.

Xamarin.iOS 1.0

  • No dependencies.

WindowsPhone 8.0

  • No dependencies.

Windows 8.0

  • No dependencies.

.NETPortable 0.0

  • No dependencies.

.NET Standard 1.3

WindowsPhoneApp 8.1

  • No dependencies.

.NET Standard 1.0

.NETCore 5.0

.NET Framework 4.5

  • No dependencies.

MonoTouch 1.0

  • No dependencies.

Version Downloads Last updated
4.3.0 0 7/27/2025
4.0.11 0 6/23/2025