Top 20 NuGet Unit Testing Packages

Fluent, concise helpers for NUnit
One of the challenges with mobile applications is the inability to iterate on apps quickly due to the app verification process and users' reluctance to update. A/B Testing is a great way of testing new features but this still requires the app to be re-verified in order to increase the number of use...
FsMocks, a mocking library for F#
A very extensive set of extension methods that allow you to more naturally specify the expected outcome of a TDD or BDD-style unit test. This package adds Xamarin support. Supports the unit test frameworks xUnit, NUnit PCL and NUnitLite.
A library that allows developers to interrogate a pdf file for testing purposes.
NUnit and MOQ extensions
Extends XUnit test framework with parametrized test case classes per fixture
PBDesk.Selenium.Extension C# Common & Useful Wrapper Utility Library over Selenium Web Drivers build for .Net 4/4.5/4.5.1
A simple to use framework for setting up benchmarks and visualizing results in real time.
Squire Microsoft unit testing extensions.
The fastest and smoothest way to great architecture
This package is only a redirect to the System.Waf.UnitTesting.Wpf package. System.Waf.UnitTesting.Wpf is the successor of this package.
CatBrows is a SpecFlow generator plugin that adds the possibility to tag you scenarios with @Browser:SomeBrowser tags. Each @Browser-tag will result in a separate test run where value for the browser is stored in ScenarioContext.Current["Browser"].
A library for loosely comparing XML documents, useful for comparing the XML documents used as messages in various specifications and for configuration files. Order of siblings, Namespace prefixes, location of Namespace definition (xmlns attribute), etc. are ignored. This package also contains utilit...
A MS Test wrapper for the Given BDD framework. This version is signed.
The tasty specification framework.
Provide gherkin like syntax for xunit and moq testing
EFSpecs is a library to assist in testing your entity framework model mapping. It will create an entity with the values you provide it with, then send that entity off to the database, then pull it from the database to verify the values were saved correctly. And being the good citizen that it is, the...
The Moq.FSharp.Extensions provide extension methods and functions to enhance the Moq experience in F#.
Typed Class Data Attribute for xUnit Test Framework, allowing to use typed data (classes, structs, anonymous types or dynamic types) as a source for xUnit's data theories, instead of using untyped object arrays.