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OpenSilver

Open-source UI framework for .NET web apps

The AI REPORT pick
Dev Tools
Engineering
Open Source
Overview
ABOUT

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.

USE CASE

Engineering

KEY FEATURES

Cross-platform compatibility; Silverlight and WPF migration support; C#, VB, and F# coding; AI-enhanced drag-and-drop UI designer; MAUI Hybrid integration

Meta
Open Source
Free only
β†’ Go to Pricing Page
Startup (1–10)
United States

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