#DotNet SelfContained is the best option there is.
Compiling the test-project, and copying it over to two test-VMs without dealing with VCRuntime or .NET runtimes is really nice.

#MSTest

Supercharge Your Test Coverage with GitHub Copilot Testing for .NET - .NET Blog

Boost your testing workflow with GitHub Copilot testing for .NET, available now in Visual Studio. Automatically generate, build, and run high-quality unit tests for files, projects, or entire solutions.

.NET Blog
Enhance your CLI testing workflow with the new dotnet test - .NET Blog

Learn how .NET 10 transforms dotnet test with native Microsoft.Testing.Platform integration, delivering better performance and enhanced diagnostics.

.NET Blog
Evaluating content safety in your .NET AI applications - .NET Blog

Announcing content safety evaluations and other imporvements in the Microsoft.Extensions.AI.Evaluation libraries.

.NET Blog
Duende Software Blog

We help companies using .NET to build identity and access control solutions for modern applications.

MSTest 3.8: Top 10 features to supercharge your .NET tests! - .NET Blog

MSTest 3.8 is here! It's built on your feedback and packed with powerful new features to simplify and smooth your testing experience.

.NET Blog
MSTest 3.8: Top 10 features to supercharge your .NET tests! - .NET Blog

MSTest 3.8 is here! It's built on your feedback and packed with powerful new features to simplify and smooth your testing experience.

.NET Blog
Microsoft.Testing.Platform: Now Supported by All Major .NET Test Frameworks - .NET Blog

All major .NET testing frameworks are now supporting Microsoft.Testing.Platform. Whether you are using Expecto, MSTest, NUnit, TUnit, or xUnit.net, you can now leverage the new testing platform to run your tests.

.NET Blog
Migrate from MSTest to xUnit using a Roslyn analyzer - Gérald Barré

In this post, I describe how to migrate from MSTest to xUnit using the Meziantou.MSTestToXunitAnalyzer Roslyn analyzer.

Meziantou's blog
@djlink experienced this yesterday. Wrote a parameterized unit test with 6 rows with #MSTest and it took a minute to run them all. Switched to #xUnit and took 72ms. I felt like the boiled frog. I had noticed #MSTest getting slower but didn't think it had gotten that bad.