Build .NET applications for web, mobile, desktop, and embedded targets with Uno Platform.
Uno
Build native apps for mobile, web, desktop, and embedded targets from a shared C# and XAML codebase with Uno Platform.
About Uno
Uno is an open-source platform for building .NET applications from a shared C# and XAML codebase using the WinUI 3 API surface. It targets iOS, Android, WebAssembly, Windows, macOS, Linux, and embedded systems, with Skia rendering on desktop and framebuffer output on Linux for embedded scenarios.
It provides UI controls, Material, Fluent and Cupertino theming, MVVM and MVUX state options, and cross-platform APIs for functions such as sensors and secure storage. Related tooling supports Hot Reload, a runtime visual designer, and prompt-based starter app generation with export to an IDE or command-line workflow.
Key features
- Share C# and XAML code across mobile, web, desktop, and embedded targets
- Use WinUI 3 API surface for cross-platform .NET apps
- Render desktop with Skia; support Linux framebuffer for embedded
- Use WinUI and Toolkit controls with Material, Fluent, Cupertino themes
- Manage state with MVVM or MVUX and extension libraries
- Preview changes with Hot Reload and runtime visual designer
Best for: .NET developers who use C# and XAML and need to target mobile, web, desktop, and embedded from one codebase.
Good for
- Core framework is open source under Apache 2.0
- One C# and XAML codebase targets mobile, web, desktop, and embedded
- Works with Visual Studio, VS Code, JetBrains Rider, and CLI workflows
Uno at a glance
- Website
- github.com/unoplatform/uno
- Category
- Development › Code Editors & IDEs
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Uno FAQ
Which platforms does Uno target?
iOS and Android for mobile, WebAssembly for web, Windows, macOS and Linux for desktop, and embedded systems including Linux framebuffer output.
What license covers the Uno Platform core framework?
The core framework is free and open-source under Apache 2.0.
Which IDEs and workflows can be used?
Visual Studio, VS Code, JetBrains Rider, and command-line workflows.
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