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Avalonia UI

Avalonia UI is a cross-platform .NET UI framework for building desktop, mobile, and WebAssembly applications from a single codebase. It supports Windows, macOS, Linux, iOS, Android, and WebAssembly.

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For agents: Avalonia UI: open-source cross-platform .NET UI framework for building desktop, mobile and WebAssembly apps from one codebase.

dotnet ui framework cross-platform wpf alternative webassembly desktop apps

Authority: 52 reach 11 · trust 10 · quality 16 · freshness 15
Tier: listed
llms.txt: https://avaloniaui.net/llms.txt
Sections: 10
Links: 0
Size: 6115 bytes
Popularity rank: #129433
Registered: 2017-09-21
Categories: Developer tools
For agents: Documentation: developer or product docs worth reading, nothing to call
Audience: developers · agents can: read docs · en
First seen: 2026-10-19T10:40:53.176Z
Last checked: 2026-10-19T10:52:53.192Z
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Their llms.txt

The beginning of the file, from our validated copy saved 2026-10-22T06:03:03.532Z. Cached copy · Source on avaloniaui.net

# Avalonia UI

> Avalonia UI is a cross-platform .NET UI framework for building desktop, mobile, and WebAssembly applications from a single codebase. It supports Windows, macOS, Linux, iOS, Android, and WebAssembly.

## Company

- Name: AvaloniaUI OÜ
- Website: https://avaloniaui.net
- GitHub: https://github.com/AvaloniaUI/Avalonia
- Documentation: https://docs.avaloniaui.net
- About: https://avaloniaui.net/about
- Careers: https://avaloniaui.net/careers
- Brand assets: https://avaloniaui.net/brand
- Sponsorship: https://avaloniaui.net/sponsorship
- Sustainability: https://avaloniaui.net/sustainability

## Products

### Avalonia UI (Open Source)
Cross-platform .NET UI framework using XAML. Supports styling, data binding, animations, templates, and custom rendering. Free and open-source under the MIT license.
- Product page: https://avaloniaui.net/avalonia
- Getting started: https://avaloniaui.net/gettingstarted
- Pricing: https://avaloniaui.net/pricing

### Avalonia XPF
Commercial product that runs existing WPF applications cross-platform on macOS, Linux, and more — without rewriting code.
- Product page: https://avaloniaui.net/xpf
- Third-party control compatibility list: https://avaloniaui.net/xpf/packages

### Tooling
Professional development tools included with Avalonia Plus and Pro tiers:
- DevTools: https://avaloniaui.net/devtools — Runtime inspection and debugging
- Parcel: https://avaloniaui.net/parcel — Cross-platform packaging and distribution
- VS Code Extension: https://avaloniaui.net/vscode — XAML IntelliSense and live preview
- Visual Studio Extension: https://avaloniaui.net/visual-studio — XAML designer and tooling

### Components
- Media Player: https://avaloniaui.net/media-player
- On-Screen Keyboard: https://avaloniaui.net/on-screen-keyboard
- PDF Viewer: https://avaloniaui.net/pdf-viewer
- Markdown Viewer: https://avaloniaui.net/markdown-viewer
- TreeDataGrid: https://avaloniaui.net/tree-data-grid

## Platform Support
- Windows: https://avaloniaui.net/avalonia/windows
- macOS: https://avaloniaui.net/avalonia/macos
- Linux: https://avaloniaui.net/avalonia/linux
- Mobile (iOS & Android): https://avaloniaui.net/avalonia/mobile
- WebAssembly: https://avaloniaui.net/avalonia/wasm

## Key Pages
- Blog: https://avaloniaui.net/blog
- FAQ: https://avaloniaui.net/faq
- Avalonia vs MAUI comparison: https://avaloniaui.net/maui-compare
- Avalonia vs WinUI 3 comparison: https://avaloniaui.net/winui-compare
- Avalonia vs Qt and Qt Bridge for C# (C# UI on desktop and embedded Linux, licensing, lifetime cost): https://avaloniaui.net/qt-compare
- Showcase: https://avaloniaui.net/showcase
- Avalonia Enterprise: https://avaloniaui.net/enterprise
- Professional Services: https://avaloniaui.net/services
- Contact: https://avaloniaui.net/contact
…

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