System.Threading.Thread by: Microsoft

Provides the System.Threading.Thread class, which allows developers to create and control a thread, set its priority, and get its state. Commonly Used Types: System.Threading.Thread System.Threading.ThreadStart System.Threading.ParameterizedThreadStart When using NuGet 3.x this package requires at least version 3.4.

System.Threading.ThreadPool by: Microsoft

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.

System.Threading.Timer by: Microsoft

Provides the System.Threading.Timer class, which is a mechanism for executing a method at specified intervals. Commonly Used Types: System.Threading.Timer System.Threading.TimerCallback When using NuGet 3.x this package requires at least version 3.4.

System.ValueTuple by: Microsoft

System.ValueTuple

System.Web.Services.Description by: Microsoft

Contains classes that enable you to publicly describe an XML Web service by using the Web Services Description Language (WSDL).

System.Xml.ReaderWriter by: Microsoft

Provides provides a fast, non-cached, forward-only way to read and write Extensible Markup Language (XML) data. Commonly Used Types: System.Xml.XmlNodeType System.Xml.XmlException System.Xml.XmlReader System.Xml.XmlWriter System.Xml.IXmlLineInfo System.Xml.XmlNameTable System.Xml.IXmlNamespaceResolver System.Xml.XmlNamespaceManager System.Xml.XmlQualifiedName When using NuGet 3.x this package requires at least version 3.4.

System.Xml.XDocument by: Microsoft

Provides the classes for Language-Integrated Query (LINQ) to Extensible Markup Language (XML). LINQ to XML is an in-memory XML programming interface that enables you to modify XML documents efficiently and easily. Commonly Used Types: System.Xml.Linq.XElement System.Xml.Linq.XAttribute System.Xml.Linq.XDocument System.Xml.Linq.XText System.Xml.Linq.XNode System.Xml.Linq.XContainer System.Xml.Linq.XComment System.Xml.Linq.XObject System.Xml.Linq.XProcessingInstruction System.Xml.Linq.XDocumentType When using NuGet 3.x this package requires at least version 3.4.

System.Xml.XmlDocument by: Microsoft

Provides an older in-memory Extensible Markup Language (XML) programming interface that enables you to modify XML documents. Developers should prefer the classes in the System.Xml.XDocument package. Commonly Used Types: System.Xml.XmlNode System.Xml.XmlElement System.Xml.XmlAttribute System.Xml.XmlDocument System.Xml.XmlDeclaration System.Xml.XmlText System.Xml.XmlComment System.Xml.XmlNodeList System.Xml.XmlWhitespace System.Xml.XmlCDataSection When using NuGet 3.x this package requires at least version 3.4.

System.Xml.XmlSerializer by: Microsoft

Provides classes for serializing objects to the Extensible Markup Language (XML) and deserializing XML data to objects. Commonly Used Types: System.Xml.Serialization.IXmlSerializable System.Xml.Serialization.XmlSerializer System.Xml.Serialization.XmlIgnoreAttribute System.Xml.Serialization.XmlElementAttribute System.Xml.Serialization.XmlAttributeAttribute System.Xml.Serialization.XmlArrayAttribute System.Xml.Serialization.XmlRootAttribute System.Xml.Serialization.XmlArrayItemAttribute System.Xml.Serialization.XmlTypeAttribute System.Xml.Serialization.XmlEnumAttribute When using NuGet 3.x this package requires at least version 3.4.

TimeZoneConverter by: Matt Johnson-Pint

Lightweight library to convert quickly between IANA, Windows, and Rails time zone names.

TinyIoC by: Steven Robbins

An easy to use, hassle free, Inversion of Control Container for small projects, libraries and beginners alike

Topshelf by: Chris Patterson, Dru Sellers, Travis Smith

Topshelf is an open source project for hosting services without friction. By referencing Topshelf, your console application *becomes* a service installer with a comprehensive set of command-line options for installing, configuring, and running your application as a service.

Topshelf.Log4Net by: Chris Patterson, Dru Sellers, Travis Smith

Topshelf is an open source project for hosting services without friction. By referencing Topshelf, your console application *becomes* a service installer with a comprehensive set of command-line options for installing, configuring, and running your application as a service.

Ude.NetStandard by: yinyue200

Ude.NetStandard is a compiled C# port of Mozilla Universal Charset Detector for dotnet.

Unity by: Unity Container Project

This package contains Unity Container and Abstractions libraries as a single package.

Unity.Mvc5 by: Paul Hiles

Unity.Mvc5 allows the simple integration of the Unity IoC container with ASP.NET MVC 5.

Utf8Json by: neuecc

Definitely Fastest and Zero Allocation JSON Serializer for C#(NET, .NET Core, Unity, Xamarin).

WebActivatorEx by: David Ebbo

A package that allows other packages to execute some startup code in web apps. This package should be used over the older WebActivator, which was not strong named.

WebApiThrottle by: Stefan Prodan

WebApiThrottle message handler and action filter are designed for controlling the rate of requests that clients can make to an API based on IP address, client API key and request route. WebApiThrottle works with ASP.NET Web API hosted is IIS, Owin with IIS and Owin self-hosted.

WebGrease by: webgrease@microsoft.com

Web Grease is a suite of tools for optimizing javascript, css files and images.