OpenSilver
OpenSilver enables modern web applications using WPF/Silverlight.
Score
60
User Rating
3.0
Free/Trial Support
Supported
Starting Price
--
Last Updated
Aug 14, 2026
Overview
What is OpenSilver?
OpenSilver is a free, open-source UI framework for building modern .NET web applications in C# and XAML. It enables building applications that run on Windows, Android, Mac, Google Chrome, Firefox, and Safari. OpenSilver offers compatibility with Microsoft Silverlight and extensive WPF support, allowing developers to code in C#, VB, or F# and leverage enterprise-grade controls and libraries.
What is OpenSilver used for?
Tags
Top Features
- Cross-platform compatibility
- Silverlight and WPF migration support
- C#, VB, and F# coding
- AI-enhanced drag-and-drop UI designer
- MAUI Hybrid integration
How to use OpenSilver?
Developers can download the OpenSilver SDK, code in C#, VB, or F#, and build web applications using XAML. The framework supports migration from Silverlight and WPF, allowing existing codebases to be reused.
Alternative Tools
No alternative tools found
Pros & Cons
No Data
Use Cases
- Migrating legacy Silverlight or WPF applications to the modern web
- Building new .NET web applications with C# and XAML
- Creating cross-platform applications that run on various browsers and devices
OpenSilver Pricing
Free PlanSubscription Plan
No detailed pricing information available
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