System.Net.Http.WinHttpHandler by: Microsoft

Provides access to a high performance HTTP client handler based on the native Windows HTTP Services (WinHTTP) API. Commonly Used Types: System.Net.Http.WinHttpHandler

System.Private.DataContractSerialization by: Microsoft

Internal implementation package not meant for direct consumption. Please do not reference directly. Provides implementation of System.Runtime.Serialization packages. \r\n TFS ID: 1577511, GitHub SHA: https://github.com/dotnet/corefx/tree/dacca1618c0dbb266945d42e58b9584e7c72126c

System.Private.Uri by: Microsoft

Internal implementation package not meant for direct consumption. Please do not reference directly. Provides implementation of System.Uri. When using NuGet 3.x this package requires at least version 3.4.

System.Reactive.Core by: .NET Foundation and Contributors

Reactive Extensions Core Library containing base classes and scheduler infrastructure.

System.Reactive.Interfaces by: .NET Foundation and Contributors

Reactive Extensions Interfaces Library containing essential interfaces.

System.Reactive.Linq by: .NET Foundation and Contributors

Reactive Extensions Query Library used to express complex event processing queries over observable sequences.

System.Reactive.PlatformServices by: .NET Foundation and Contributors

Reactive Extensions Platform Services Library used to access platform-specific functionality and enlightenment services.

System.Reactive.WindowsRuntime by: .NET Foundation and Contributors

Windows Runtime extensions library for Rx. Contains scheduler functionality and various bridges for the Windows Runtime.

System.Reflection.Extensions by: Microsoft

Provides custom attribute extension methods for System.Reflection types. Commonly Used Types: System.Reflection.InterfaceMapping System.Reflection.CustomAttributeExtensions System.Reflection.RuntimeReflectionExtensions

System.Resources.ResourceManager by: Microsoft

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

System.Runtime.Serialization.Xml by: Microsoft

Provides classes for serializing objects to the Extensible Markup Language (XML) and deserializing XML data to objects. Commonly Used Types: System.Runtime.Serialization.DataContractSerializer System.Runtime.Serialization.XmlObjectSerializer System.Runtime.Serialization.InvalidDataContractException System.Xml.XmlDictionaryReader System.Xml.XmlDictionaryWriter System.Xml.XmlDictionaryString System.Xml.UniqueId System.Xml.XmlDictionaryReaderQuotas System.Runtime.Serialization.DataContractResolver System.Xml.IXmlDictionary

System.Security.Claims by: Microsoft

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

System.ServiceModel.Duplex by: Microsoft

Provides classes for consuming and communicating with duplex services. Commonly Used Types: System.ServiceModel.DuplexClientBase<TChannel> System.ServiceModel.InstanceContext

System.ServiceModel.Http by: Microsoft

Provides classes that allow applications to consume HTTP and WebSocket web services. Use the System.ServiceModel.BasicHttpBinding class for communication with ASMX-based web services and other services that conform to the WS-I Basic Profile 1.1. Whereas, use the System.ServiceModel.NetHttpBinding class for communication with .NET-based WebSocket services. Commonly Used Types: System.ServiceModel.BasicHttpBinding System.ServiceModel.Channels.HttpRequestMessageProperty System.ServiceModel.Channels.HttpResponseMessageProperty System.ServiceModel.Channels.HttpTransportBindingElement System.ServiceModel.Channels.HttpsTransportBindingElement System.ServiceModel.HttpClientCredentialType System.ServiceModel.BasicHttpSecurityMode System.ServiceModel.HttpTransportSecurity System.ServiceModel.BasicHttpMessageCredentialType System.ServiceModel.HttpBindingBase

System.ServiceModel.Primitives by: Microsoft

Provides common Windows Communication Foundation (WCF) types for consuming and communicating with services. Commonly Used Types: System.ServiceModel.ClientBase<TChannel> System.ServiceModel.IClientChannel System.ServiceModel.ICommunicationObject System.ServiceModel.Channels.IChannel System.ServiceModel.IContextChannel System.ServiceModel.IExtensibleObject<T> System.ServiceModel.DataContractFormatAttribute System.ServiceModel.Description.IOperationBehavior System.ServiceModel.Channels.Message System.ServiceModel.FaultException<TDetail>

System.ServiceModel.Security by: Microsoft

Provides common security types for consuming and communicating with services. Commonly Used Types: System.ServiceModel.DnsEndpointIdentity System.ServiceModel.MessageSecurityVersion System.ServiceModel.UpnEndpointIdentity System.ServiceModel.SpnEndpointIdentity

System.Spatial by: Microsoft Corporation

Contains classes and methods that facilitate geography and geometry spatial operations. Targets .NET 4.0, Silverlight 4.0 or .NET Portable Lib with support for .NET 4.0, SL 5.0, Win Phone 8, Win Phone 8.1, and Win 8. Localized for CHS, CHT, DEU, ESN, FRA, ITA, JPN, KOR and RUS.

System.Text.RegularExpressions by: Microsoft

Provides the System.Text.RegularExpressions.Regex class, an implementation of a regular expression engine. Commonly Used Types: System.Text.RegularExpressions.Regex System.Text.RegularExpressions.RegexOptions System.Text.RegularExpressions.Match System.Text.RegularExpressions.Group System.Text.RegularExpressions.Capture System.Text.RegularExpressions.MatchEvaluator

System.Threading by: Microsoft

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

System.Threading.Tasks.Parallel by: Microsoft

Provides the System.Threading.Tasks.Parallel class, which adds support for running loops and iterators in parallel. Commonly Used Types: System.Threading.Tasks.Parallel System.Threading.Tasks.ParallelLoopState System.Threading.Tasks.ParallelLoopResult System.Threading.Tasks.ParallelOptions