Uno: Create Beautiful Cross Platform .NET Apps Faster
Build Cross-Platform .NET Apps Visually And With AI.
Accelerate development with enterprise-grade AI and visual tools on the most complete open-source platform for professional .NET developers

Agentic Development, Powered by Uno Platform
Harness AI Agents and MCP servers that understand your code and context and always keeps you in control.
- Design with Al tooling that builds your UI while the app is running.
- Stay in full control by approving Al actions at every step right from your IDE or CLI environment.
- Build on a solid foundation with Uno Platform’s proven architecture and best practices for easy, maintainable code.
- Allow agents to control the running app using pointer / keyboard interactions and visual tree queries.
- Enable AI agents from Visual Studio, VS Code, Claude Code, GitHub Copilot CLI, Codex, and more.
- Leverage semantic understanding and benefit from an Al that grasps your intent and delivers precise,
context-aware answers. - Get instant, accurate guidance grounded in official Uno Platform documentation right from your IDE.
The Most Productive Developer Loop
Mission-critical .NET applications need visual and AI enterprise-grade tools
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Select Dev Environment
Flexible to the way you develop. With or without AI.
Any Operating System
Any IDE
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Setup Easily
From zero to
project in 10 seconds
free
Uno Check
Automatically check, install, and configure all required workloads and dependencies
free
Template Wizard
Quickly create and configure new Uno Platform projects with the right settings, patterns, and features to target Mobile, Web, Desktop and Embedded devices.
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Develop Visually & with AI
10x
productivity with Uno Platform Studio
free
Hot Reload
Tweak XAML and C# on a running app and see changes instantly with the most complete Hot Reload experience in .NET—built to handle even the most complex UIs—so you can iterate on UI changes faster.
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Develop Efficiently
Single
codebase on mobile, web, desktop, and embedded

free
MCP
Give AI agents structured access to running Uno Platform applications- allowing them to inspect, interact with, and reason about the app’s full state across all platforms in real time.
free
State Management
Choose the familiar MVVM pattern or the modern MVUX approach for declarative and scalable state management.
free
UI Controls
Use hundreds of UI components available from WinUI, Windows Community Toolkit, 3rd-party commercial vendors, open-source libraries, Uno Toolkit and.NET MAUI controls.
free
App MCP
Build faster with App MCP - it understands your app’s data, design system, and UI hierarchy, enabling AI agents to make context-aware updates, while you approve every step.
free
Extensions
Ready-to-use libraries that help you meet both functional and non-functional requirements—Navigation/Routing, Logging, Dependency Injection, and more.
free
Themes
Control the look and feel of your UI components to fit any brand or application style, using Material or Fluent design systems.
free
Non-UI Cross-Platform APIs
The most complete set of APIs to access native device features, such as sensors or secure storage, and behaviors across all platforms.
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Run Fast
Everywhere .NET runs
free NEW
Unified Rendering
Run super-fast using Skia rendering on all devices— snappy load times and smooth animations.
free
Native Applications
Provide a fully native user experience across mobile, web and desktop by targeting the native UI frameworks of each target platform.
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Deploy Quickly
Mobile, Web,
Desktop or Embedded
free
App Packaging
Package your cross-platform .NET applications easily with Uno Platform’s automated app packaging for all target platforms.
free
Continuous Integration (CI)
Automate your cross-platform .NET builds with Uno Platform's Continuous Integration support for faster, consistent delivery to every target.
Seeing is believing
Discover Uno Platform and Uno Platform Studio through step-by-step tutorials and sample apps.
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