Web Atoms is a set of powerful tools (NuGet packages, NPM packages) to build native cross platform apps with JavaScript. It comes with debugging capabilities, ready to use business controls and production code push (production hot reload). It provides a JavaScript debugger, JavaScript engine and JSX syntax support for XAML. It offers Simple Dependency Injection along with MVVM framework making the transition from C# + XAML very easy. It also has a simple design time mocking framework that allows you to test/debug individual UI components.