Top 20 NuGet Unit Testing Packages

Light object model shim that abstracts Selenium WebDriver operations and simplifies running test automation with multiple browsers. SeleniumShim uses implicit retry until timeout loops within calls to FindElement and user actions on IWebElement objects which solves race conditions and problems with ...
A simple test runner agnostic BDD framework. This version is signed.
This is a custom version, tailored for Testeroids which includes pending pull-requests on moq's official repository. Moq : The simplest mocking library for .NET 3.5/4.0 and Silverlight with deep C# 3.0 integration.
TestApi is a library of test and utility APIs that enables developers and testers to create testing tools and automated tests for .NET and Win32 applications. TestApi provides a set of common test building blocks -- types, data-structures and algorithms -- in a simple, layered, componentized and doc...
A test runner module for PowerShell, supporting TDD- and BDD-style test cases, NUnit-compatible test results, batch running or ISE F5 testing, and setup/teardown constructs. Part of the PSST PowerShell Suite for Testing.
Classes to help testing ASP.NET MVC3 applications.
Classes to help with testing a .NET application using entities.
A fluent assertion module for PowerShell. Part of the PSST PowerShell Suite for Testing.
A mocking library for PowerShell, including dyamic mocks, multiple context levels, call tracking. Part of the PSST PowerShell Suite for Testing.
MockJockey is a framework written in and for Csharp assemblies with the purpose of allowing engineers to unit test their code in a precise, concise, and quick manner. Using mock objects in unit tests, allows your unit tests to be focused by side-stepping any irrelevancies of the test. Commonly thoug...
Injectable file adapters
A simple test runner agnostic BDD framework
A library for filling your testing objects with realistic test data.
A node.js and standalone mono-based web server powered test harness for ASP.NET MVC. Write your tests in JavaScript or CoffeeScript and use the best of both worlds
Simple Windows Phone 7 Unit testing toolkit
SystemWrapper is a library that wraps .NET classes for system resources like System.IO.FileInfo, System.Reflection.Assembly, and many other classes so you can easily mock them. This particular build of SystemWrapper is strongly-named from revision 94877.
PsTest is a PowerShell unit testing framework. PsTest is a binary PowerShell module written in C# .NET. PsTest uses a syntax very similar to the QUnit JavaScript unit testing framework, which is used to test jQuery.
A .NET 4.5 library which adds helper classes for unit testing against the MicroLite ORM Framework.
XtUnit is a unit testing extension for .Net based frameworks. It uses the interception application block to provide runtime abilities of rolling back any changes that were made to the database during Data related unit tests.