Top 20 NuGet test Packages

MVC functional tests with a fixture pattern for an Entity Framework Core database
This package provides the function to save database tables before and after changes as CSV, JSON and Excel files. It's designed for the purpose to automatically generate evidence files in unit-tests.
Abp.AspNetCore.TestBase
Provides a ConventionHostBuilder that can be used during unit tests or anywhere else you wouldn't bootstrap an entire application
A plugin for validating all of the dependencies of a given Castle.Windsor.IWindsorContainer.
It creates database on SQL Server. It has Create, Exists, CreateSilent method.
Provides extensions to mstest for unit testing Patterns
Descripción de la liberia
Provides extensions to NUnit for unit testing Patterns
A simple library to support validating JSON object equivalence in tests.
My Tested ASP.NET Core MVC versioning components.
Extensions to assist integration testing ASP.NET Core web applications.
Data providers and structures for mock data and scenarios
FlUnit adapter for VSTest
Concurrency testing and load testing extension to MS Test. Substitute [TestMethod] for [ConcurrencyTest(4)] for 4 parallel execution threads. Use [LoadTest] to ramp up and run consecutive parallel threads for a given time period, and use [ParallelSequentialDurationComparisonTest] to automaticly run ...
The utility library for TakNotify tests
This extension allows NUnit to create result files in JSON formats for sending via the Test Management for Jira REST API.