Develop Desktop, Embedded, Mobile and WebAssembly apps with C# and XAML. The most popular .NET UI client technology

.NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.

Simple, unambitious mediator implementation in .NET

Open-source platform for building cross-platform native Mobile, Web, Desktop and Embedded apps quickly. Create rich, C#/XAML, single-codebase apps from any IDE. Hot Reload included! 90m+ NuGet Down…

WPF UI provides the Fluent experience in your known and loved WPF framework. Intuitive design, themes, navigation and new immersive controls. All natively and effortlessly.

WPF is a .NET Core UI framework for building Windows desktop applications.

Prism is a framework for building loosely coupled, maintainable, and testable XAML applications in WPF, Xamarin Forms, and Uno / Win UI Applications..

A cross-platform .NET library for IMAP, POP3, and SMTP.

Production Grade Cloud-Ready .NET 9 Starter Kit (Web API + Blazor Client) with Multitenancy Support, and Clean/Modular Architecture that saves roughly 200+ Development Hours! All Batteries Included.

A light-weight REST API development framework for ASP.NET 6 and newer.

Modern styles and controls for your WPF applications

Clean Architecture Template for Blazor WebAssembly Built with MudBlazor Components.

Blazor workshop

A cross-platform C# editor based on Roslyn and AvalonEdit

The new future of dotnet/reactive and UniRx.

The .NET MAUI Community Toolkit is a community-created library that contains .NET MAUI Extensions, Advanced UI/UX Controls, and Behaviors to help make your life as a .NET MAUI developer easier

Dragable and tearable tab control for WPF

A Beautiful WPF Control UI

Windows/macOS/Linux GUI client for GIT users

UI Theme for AvaloniaUI

Comet is an MVU UIToolkit written in C#

Samples that demonstrate how to use various Prism features with WPF

Avalonia-based .NET Decompiler (port of ILSpy)

PixiEditor is a pixel art editor made with .NET 8

A recreation of the classic Visual Basic 6 IDE and language in C# with Avalonia

Uranium is a Free & Open-Source UI Kit for MAUI.

Professional wpf ui library.

Contains some simple and commonly used WPF controls based on HandyControl

Hydro brings stateful and reactive components to ASP.NET Core without writing JavaScript

Concise, declarative C# UI markup for .NET browser / native UI frameworks