Avalonia UI
Cross-platform .NET UI framework for building desktop, mobile, web, and embedded apps using XAML and C#.
Our Verdict
The best cross-platform XAML framework for .NET devs who outgrew MAUI or WPF limitations.
Pros
- True cross-platform .NET from one codebase
- XAML syntax familiar to WPF devs
- Active OSS community and commercial backing
- Supports mobile, web, and embedded
Cons
- Smaller ecosystem than WPF or MAUI
- Native look-and-feel requires extra work
- Documentation thinner than commercial alternatives
- Performance varies on mobile targets
When to Use Avalonia UI
Good fit if you need
- Cross-platform desktop app from a single C# + XAML codebase
- Porting a WPF app to macOS and Linux without rewrite
- Internal tooling dashboard running on Windows, Mac, and Linux
- Embedded UI for industrial control systems with .NET
- Mobile + desktop app sharing UI components via XAML
Pricing
Price wrong?Avalonia UI Pricing
- Pricing Model
- free
- Free Tier
- Yes
- Entry Price
- —
- Enterprise Available
- No
- Transparency Score
- —
Beta — estimates may differ from actual pricing
Estimated Monthly Cost
$25
Estimated Annual Cost
$300
Estimates are approximate and may not reflect current pricing. Always check the official pricing page.
Project Health
Health Score
10
today
4d
1.9k
2d
MIT
Last checked: 2026-04-21
Lock-in Assessment
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