When we approach the development of a client application, one of the most common requirements we must satisfy is the ability to run cross-platform. In this session we're going to learn how Uno Platform has shaken up the cross-platform ecosystem, by providing a way to run applications built with WinUI and C# on multiple platforms, not just in the mobile (Android and iOS) and desktop (Windows, MacOS and Linux) ecosystems, but also on the web through WebAssembly.