head to head · open source
servo vs Avalonia
servo has 38,001 GitHub stars, 3,798 forks, 3,209 open issues and last shipped yesterday. Avalonia has 31,517 stars, 2,826 forks, 1,875 open issues and last shipped yesterday. servo leads on adoption by 21% (38,001 vs 31,517 stars). servo is written in Rust under MPL-2.0; Avalonia is written in C# under MIT. servo has attracted 10% as many forks as stars, Avalonia 9%. servo was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (browser), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| servo | Avalonia | |
|---|---|---|
| GitHub stars | ★ 38K | ★ 32K |
| License | MPL-2.0 | MIT |
| Written in | Rust | C# |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 3.8K | ⑂ 2.8K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick servo if
- You weight community size — 38K stars and counting
- You want the MPL-2.0 license terms
- Your stack matches Rust
- You value the larger contributor base for long-term maintenance
pick Avalonia if
- You want the Avalonia feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C#
- You evaluated both and Avalonia fits your workflow better
About servo
Servo is a prototype web browser engine written in the Rust programming language. It is developed on 64 bit macOS, 64 bit Linux, 64 bit Windows, 64 bit OpenHarmony, and Android, and it lives in the Rust ecosystem as an open source project licensed under MPL 2.0. The repository carries the topics browser, rust, servo, web, webbrowser, webengine, and webplatform, and the project describes itself as aiming to empower developers with a lightweight, high performance alternative for embedding web technologies in applications. Documentation lives in the Servo Book, with news and guides at servo.org.
read the full servo overview →
About Avalonia
Avalonia is a cross platform UI framework for .NET, written in C and driven by XAML. It provides a flexible styling system and targets a wide range of platforms, including Windows, macOS, Linux, iOS, Android and WebAssembly. The project is mature and production ready, and it is used by companies such as Schneider Electric, Unity, JetBrains and GitHub. It lives in the .NET ecosystem and is distributed through the NuGet package manager.
read the full Avalonia overview →
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Frequently asked questions
Is servo or Avalonia more popular?
servo has 38,001 GitHub stars and Avalonia has 31,517. servo has the larger community by that measure.
Are servo and Avalonia free?
Both are open source. servo is licensed under MPL-2.0 and Avalonia under MIT. Neither carries a licence fee.
What is the difference between servo and Avalonia?
servo is written in Rust and Avalonia in C#. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, servo or Avalonia?
Choose servo if you want the larger community (38,001 stars) or its MPL-2.0 licence terms. Choose Avalonia if its feature set, stack or MIT licence fits better. Both are self-hostable.