xUnit.net is a free, open source, community-focused unit testing tool for the .NET Framework.

Cake (C# Make) is a cross platform build automation system.

Fluent API for asserting the results of unit tests that targets .NET Framework 4.5, 4.7, .NET Standard 1.3, 1.6 and 2.0. Supports the unit test frameworks MSTest, MSTest2, Gallio, NUnit, XUnit, MBunit, MSpec, and NSpec.

Bash Automated Testing System

FsUnit makes unit-testing with F# more enjoyable. It adds a special syntax to your favorite .NET testing framework.

A testing library for Blazor Components. You can easily define components under test in C# or Razor syntax and verify outcome using semantic HTML diffing/comparison logic. You can easily interact with and inspect components, trigger event handlers, provide cascading values, inject services, mock IJsRuntime, and perform snapshot testing.

unittest-based test runner with Ant/JUnit like XML reporting.

Simple repository containing one simple example for all existing patterns in C#

C# Framework to automate tests using Selenium WebDriver

BDD framework allowing to create easy to read and maintain tests.

bash unit testing enterprise edition framework for professionals

BDD in .NET Core - using Xunit and Gherkin (compatible with both .NET Core and .NET)

Roslyn analyzers for xUnit.net (please open issues in https://github.com/xunit/xunit)

DDD patterns implemented following TDD

Snapshooter is a snapshot testing tool for .NET Core and .NET Framework

xUnit.net Runners for Devices

Starter kit to quickly create ASP.NET Core with On-Premises Active Directory Authentication.

Friendlier attributes to help categorize your tests

Method Chaining base UnitTesting Extension Methods and Dynamic Private Accessor for MSTest, NUnit, xUnit.net.

A workshop for Pact using .NET Core

https://github.com/alirizaadiyahsi/Nucleus Web API layered architecture startup template with ASP.NET Core 2.1, EF Core 2.1 and Vue Client

Unit testing framework for Jsonnet

XUnit logger for vstest platform

TAP to xUnit XML converter

Logging extensions for xunit

Sample ASP.NET Core 2 API Setup used by ArchitectNow for corresponding workshop presentations

ASP.NET Core MVC Protobuf Formatters (InputFormatter and OutputFormatter)

xUnit.net support for Xamarin Studio

Great tools to increase the quality of your unit tests in .NET C#

Contoso University demo using asp net core and related technologies