OpenSilver

v3.3.2

OpenSilver is a modern cross-platform reimplementation of WPF and Silverlight that enables .NET developers to build apps for web (WebAssembly), mobile and desktop (MAUI Hybrid) using C# and XAML.

Userware

silverlight wpf webassembly csharp xaml wasm dotnet .net C# javascript html html5 blazor mono uwp

NuGet Stats Changelog

Total Downloads

112.7K

112,672

Published

Dec 22, 2025

Latest stable version

Install

.NET CLI

dotnet add package OpenSilver --version 3.3.2

Package Manager Console

Install-Package OpenSilver -Version 3.3.2

PackageReference

<PackageReference Include="OpenSilver" Version="3.3.2" />

Frameworks

.NETStandard2.0

Dependencies

Microsoft.JSInterop

.NETStandard2.0

[3.1.28, )

Microsoft.CSharp

.NETStandard2.0

[4.7.0, )

System.ComponentModel.Composition

.NETStandard2.0

[6.0.0, )

System.ServiceModel.Primitives

.NETStandard2.0

[8.1.0, )

System.ComponentModel.Annotations

.NETStandard2.0

[5.0.0, )

Adoption guide

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Compatibility metadata lists 1 target framework; confirm the exact target used by your application.

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