Build Single Codebase Apps for WebAssembly, iOS, Android and Windows. Today.

The only platform for building native mobile, desktop and WebAssembly apps with C#, XAML from a single codebase. Open source and professionally supported.
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Uno Platform Benefits

Uno Platform makes a great choice for modern .NET developers.

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Build for WebAssembly — Today

Uno Platform updates in sync with the latest WebAssembly advancements. Just give it a shot in the playground below. Uno-built native apps can be compiled to WASM with no additional development efforts!

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Single Codebase: Web, Mobile, Desktop

Smart developers reuse. Your business logic and UI layer will be close to 100% compatible across native mobile, web and desktop.

Tools You Love & Skills You Have

If you speak C#, XAML and use Visual Studio you will feel at home. Ramp up time is minimal and you can take advantage of all that the Visual Studio ecosystem has to offer for testing, deploying, project management, and more.

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Experimental WebAssembly

Write XAML live in the browser. Edit premade snippets or try your own code!

You are in Good Company