.NET Community Toolkit is a collection of helpers and APIs that work for all .NET developers and are agnostic of any specific UI platform. The toolkit is maintained and published by Microsoft, and part of the .NET Foundation.
Toolbox for .NET: more than 100 focused NuGet packages covering ASP.NET Core, Blazor, WPF, Win32 APIs, and more. Pick only the pieces you need instead of rewriting the same helpers in every project.
High-performance .NET 10 terminal stack with a backend-neutral Avalonia core (RoyalTerminal.Avalonia), framebuffer shader support, official native Ghostty VT integration (libghostty-vt), and a separate fully managed VT implementation.