System.Configuration.ConfigurationManager by: Microsoft

Provides types that support using configuration files. Commonly Used Types: System.Configuration.Configuration System.Configuration.ConfigurationManager

System.Diagnostics.EventLog by: Microsoft

Provides the System.Diagnostics.EventLog class, which allows the applications to use the Windows event log service. Commonly Used Types: System.Diagnostics.EventLog

System.Formats.Asn1 by: Microsoft

Provides classes that can read and write the ASN.1 BER, CER, and DER data formats. Commonly Used Types: System.Formats.Asn1.AsnReader System.Formats.Asn1.AsnWriter

System.IdentityModel.Tokens.Jwt by: Microsoft

Includes types that provide support for creating, serializing and validating JSON Web Tokens.

System.Interactive.Async by: .NET Foundation and Contributors

Interactive Extensions Async Library used to express queries over asynchronous enumerable sequences.

System.IO.Packaging by: Microsoft

Provides classes that support storage of multiple data objects in a single container.

System.Linq.AsyncEnumerable by: Microsoft

System.Linq.AsyncEnumerable

System.Management by: Microsoft

Provides access to a rich set of management information and management events about the system, devices, and applications instrumented to the Windows Management Instrumentation (WMI) infrastructure. Commonly Used Types: System.Management.ManagementClass System.Management.ManagementObject System.Management.SelectQuery

System.Net.WebSockets.WebSocketProtocol by: Microsoft

Provides the WebSocketProtocol class, which allows creating a websocket from a connected stream using WebSocketsProtocol.CreateFromConnectedStream. Commonly Used Types: System.Net.WebSockets.WebSocketProtocol When using NuGet 3.x this package requires at least version 3.4.

System.Reactive by: .NET Foundation and Contributors

Reactive Extensions (Rx) for .NET

System.Reflection.Emit by: Microsoft

Provides classes that allow a compiler or tool to emit metadata and optionally generate a PE file on disk. The primary clients of these classes are script engines and compilers. Commonly Used Types: System.Reflection.Emit.AssemblyBuilder System.Reflection.Emit.FieldBuilder System.Reflection.Emit.TypeBuilder System.Reflection.Emit.MethodBuilder System.Reflection.Emit.ConstructorBuilder System.Reflection.Emit.GenericTypeParameterBuilder System.Reflection.Emit.ModuleBuilder System.Reflection.Emit.PropertyBuilder System.Reflection.Emit.AssemblyBuilderAccess System.Reflection.Emit.EventBuilder When using NuGet 3.x this package requires at least version 3.4.

System.Reflection.Metadata by: Microsoft

This package provides a low-level .NET (ECMA-335) metadata reader and writer. It's geared for performance and is the ideal choice for building higher-level libraries that intend to provide their own object model, such as compilers. The metadata format is defined by the ECMA-335 - Common Language Infrastructure (CLI) specification. The System.Reflection.Metadata library is built-in as part of the shared framework in .NET Runtime. The package can be installed when you need to use it in other target frameworks.

System.Reflection.MetadataLoadContext by: Microsoft

Provides read-only reflection on assemblies in an isolated context with support for assemblies that have different architectures and runtimes. Commonly Used Types: System.Reflection.MetadataLoadContext System.Reflection.MetadataAssemblyResolver When using NuGet 3.x this package requires at least version 3.4.

System.Runtime.CompilerServices.Unsafe by: Microsoft

Provides the System.Runtime.CompilerServices.Unsafe class, which provides generic, low-level functionality for manipulating pointers. Commonly Used Types: System.Runtime.CompilerServices.Unsafe 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.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.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.Speech by: Microsoft

Provides types to perform speech synthesis and speech recognition. Commonly Used Types System.Speech.Synthesis.SpeechSynthesizer System.Speech.Recognition.SpeechRecognizer

System.Text.Encodings.Web by: Microsoft

Provides types for encoding and escaping strings for use in JavaScript, HyperText Markup Language (HTML), and uniform resource locators (URL). Commonly Used Types: System.Text.Encodings.Web.HtmlEncoder System.Text.Encodings.Web.UrlEncoder System.Text.Encodings.Web.JavaScriptEncoder When using NuGet 3.x this package requires at least version 3.4.

Telegram.Bot by: Wizou, tuscen, Poulad, RoundRobin

This library gives you easy access to Telegram Bot API so you can start building useful bots for Telegram. Release Notes: Added undocumented fields Chat.IsDirectMessages & ChatFullInfo.ParentChat