System.Runtime.InteropServices.RuntimeInformation by: Microsoft

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.

System.Runtime.InteropServices.WindowsRuntime by: Microsoft

Provides classes that support interoperation between managed code and the Windows Runtime, and that enable the creation of Windows Runtime types with managed code. Commonly Used Types: System.Runtime.InteropServices.WindowsRuntime.WindowsRuntimeMarshal System.Runtime.InteropServices.WindowsRuntime.ReadOnlyArrayAttribute System.Runtime.InteropServices.WindowsRuntime.WriteOnlyArrayAttribute System.Runtime.InteropServices.WindowsRuntime.ReturnValueNameAttribute When using NuGet 3.x this package requires at least version 3.4.

System.Runtime.Numerics by: Microsoft

Provides the numeric types System.Numerics.BigInteger and System.Numerics.Complex, which complement the numeric primitives, such as System.Byte, System.Double and System.Int32. Commonly Used Types: System.Numerics.BigInteger System.Numerics.Complex When using NuGet 3.x this package requires at least version 3.4.

System.Runtime.Serialization.Json by: Microsoft

Provides classes for serializing objects to the JavaScript Object Notation (JSON) and deserializing JSON data to objects. Commonly Used Types: System.Runtime.Serialization.Json.DataContractJsonSerializer When using NuGet 3.x this package requires at least version 3.4.

System.Runtime.Serialization.Primitives by: Microsoft

Provides common types, including System.Runtime.Serialization.DataContractAttribute, for libraries that support data contract serialization. Commonly Used Types: System.Runtime.Serialization.StreamingContext System.Runtime.Serialization.OnDeserializingAttribute System.Runtime.Serialization.OnDeserializedAttribute System.Runtime.Serialization.OnSerializingAttribute System.Runtime.Serialization.OnSerializedAttribute System.Runtime.Serialization.EnumMemberAttribute System.Runtime.Serialization.DataMemberAttribute System.Runtime.Serialization.DataContractAttribute System.Runtime.Serialization.IgnoreDataMemberAttribute System.Runtime.Serialization.SerializationException When using NuGet 3.x this package requires at least version 3.4.

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 When using NuGet 3.x this package requires at least version 3.4.

System.Security.AccessControl by: Microsoft

Provides base classes that enable managing access and audit control lists on securable objects. Commonly Used Types: System.Security.AccessControl.AccessRule System.Security.AccessControl.AuditRule System.Security.AccessControl.ObjectAccessRule System.Security.AccessControl.ObjectAuditRule System.Security.AccessControl.ObjectSecurity When using NuGet 3.x this package requires at least version 3.4.

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 When using NuGet 3.x this package requires at least version 3.4.

System.Security.Cryptography.Cng by: Microsoft

Provides cryptographic algorithm implementations and key management with Windows Cryptographic Next Generation API (CNG). Commonly Used Types: System.Security.Cryptography.RSACng System.Security.Cryptography.ECDsaCng System.Security.Cryptography.CngKey When using NuGet 3.x this package requires at least version 3.4.

System.Security.Cryptography.Pkcs by: Microsoft

Provides support for PKCS and CMS algorithms. Commonly Used Types: System.Security.Cryptography.Pkcs.EnvelopedCms When using NuGet 3.x this package requires at least version 3.4.

System.Security.Cryptography.Primitives by: Microsoft

Provides common types for the cryptographic libraries. Commonly Used Types: System.Security.Cryptography.ICryptoTransform System.Security.Cryptography.AsymmetricAlgorithm System.Security.Cryptography.SymmetricAlgorithm System.Security.Cryptography.HashAlgorithm System.Security.Cryptography.KeyedHashAlgorithm System.Security.Cryptography.HMAC System.Security.Cryptography.KeySizes System.Security.Cryptography.CryptographicException System.Security.Cryptography.CipherMode System.Security.Cryptography.PaddingMode System.Security.Cryptography.CryptoStream System.Security.Cryptography.CryptoStreamMode When using NuGet 3.x this package requires at least version 3.4.

System.Security.Cryptography.ProtectedData by: Microsoft

Provides access to Windows Data Protection Api. Commonly Used Types: System.Security.Cryptography.DataProtectionScope System.Security.Cryptography.ProtectedData When using NuGet 3.x this package requires at least version 3.4.

System.Security.Principal by: Microsoft

Provides the base interfaces for principal and identity objects that represents the security context under which code is running. Commonly Used Types: System.Security.Principal.IPrincipal System.Security.Principal.IIdentity System.Security.Principal.TokenImpersonationLevel When using NuGet 3.x this package requires at least version 3.4.

System.Security.Principal.Windows by: Microsoft

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.

System.ServiceModel.Duplex by: Microsoft

Provides the types that permit 2-way ("duplex") exchanges of messages.

System.ServiceModel.Http by: Microsoft

Provides the types that permit SOAP messages to be exchanged using Http (example: BasicHttpBinding).

System.ServiceModel.NetTcp by: Microsoft

Provides the types that permit SOAP messages to be exchanged using TCP (example: NetTcpBinding).

System.ServiceModel.Primitives by: Microsoft

Provides the common types used by all of the WCF libraries.

System.ServiceModel.Security by: Microsoft

Provides the types that support additional security features.

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.