System.Xml.XPath by: Microsoft

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

System.Xml.XPath.XDocument by: Microsoft

Provides extension methods that add System.Xml.XPath support to the System.Xml.XDocument package. Commonly Used Types: System.Xml.XPath.Extensions System.Xml.XPath.XDocumentExtensions

System.Xml.XPath.XmlDocument by: Microsoft

Provides extension methods that add System.Xml.XPath support to the System.Xml.XmlDocument package. Commonly Used Types: System.Xml.XPath.XmlDocumentExtensions

Validation by: Andrew Arnott

Method input validation and runtime checks that report errors or throw exceptions when failures are detected.

ValueTupleBridge by: Nobuyuki Iwanaga

Backporting of System.ValueTuple for .NET 3.5.

Xamarin.Android.Support.Animated.Vector.Drawable by: Xamarin Inc.

Animated Vector Drawable Android Support Library C# bindings for Xamarin

Xamarin.Android.Support.CustomTabs by: Xamarin Inc.

Custom Tabs Android Support Library C# bindings for Xamarin

Xamarin.Android.Support.Fragment by: Xamarin Inc.

Fragment Android Support Library C# bindings for Xamarin

Xamarin.Android.Support.v7.AppCompat by: Xamarin Inc.

v7 AppCompat Android Support Library C# bindings for Xamarin

Xamarin.Android.Support.Vector.Drawable by: Xamarin Inc.

Vector Drawable Android Support Library C# bindings for Xamarin

Xamarin.AndroidX.Migration by: Microsoft

This package provides a set of tools and MSBuild tasks to aid in the migration from Android Support to Android X.

Xamarin.Build.Download by: Microsoft

Support for downloading and unpacking archives when building MSBuild projects

xunit by: jnewkirk bradwilson

xUnit.net is a developer testing framework, built to support Test Driven Development, with a design goal of extreme simplicity and alignment with framework features. Installing this package installs xunit.core, xunit.assert, and xunit.analyzers.

xunit.analyzers by: jnewkirk bradwilson marcind

xUnit.net is a developer testing framework, built to support Test Driven Development, with a design goal of extreme simplicity and alignment with framework features. Installing this package provides code analyzers to help developers find and fix frequent issues when writing tests and xUnit.net extensibility code.

xunit.core by: jnewkirk bradwilson

Includes the libraries for writing unit tests with xUnit.net.