C# language projection for the Windows Runtime

C++/WinRT

Reactor is an experimental set of extensions to WinUI

An open-source C++ library developed and used at Facebook.

The C++ Core Guidelines are a set of tried-and-true guidelines, rules, and best practices about coding in C++

A Windows Runtime Component for accessing and hosting the Chakra JavaScript Runtime hosting API (JsRT) from Windows Store apps.

Objective-C for Windows

IO wrapper around TypeScript language services, allowing for easy consumption by editor plugins

Project to smooth the AngularJS/WinJS interaction

Win2D is an easy-to-use Windows Runtime API for immediate mode 2D graphics rendering with GPU acceleration. It is available to C#, C++ and VB developers writing apps for the Windows Universal Platf…

Babylon.js is a powerful, beautiful, simple, and open game and rendering engine packed into a friendly JavaScript framework.

A UI toolkit for modern browsers