OpenSilver

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OpenSilver is a modern, open-source UI framework that enables developers to build .NET web applications using C# and XAML. It offers seamless migration from Silverlight and WPF, ensuring code reusability and compatibility.
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Jan 16 2025
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OpenSilver

OpenSilver

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7.8K
OpenSilver
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What is OpenSilver?

OpenSilver is a free, open-source UI framework designed for building modern .NET web applications using C# and XAML. It supports WPF and Silverlight applications and facilitates seamless transition away from legacy Silverlight technology. The framework ensures 100% code reusability, compatibility with various modern web technologies like Blazor, React, and Angular, and offers an AI-enhanced XAML designer for Visual Studio Code. With OpenSilver, developers can build cross-platform applications that run on any browser and device, preserving the original look and feel of the apps, while significantly reducing the migration cost and time.

Who will use OpenSilver?

  • Developers
  • Software Engineers
  • IT Managers
  • Legacy Silverlight/WPF App Owners

How to use the OpenSilver?

  • Step1: Download the OpenSilver SDK from the website.
  • Step2: Set up your development environment with Visual Studio or Visual Studio Code.
  • Step3: Create a new OpenSilver project or migrate existing Silverlight/WPF projects.
  • Step4: Develop your application using C#, XAML, and other supported technologies.
  • Step5: Test your application across various browsers and devices.
  • Step6: Deploy your application to the web server or cloud platform.

Platform

  • web
  • mac
  • windows
  • chrome

OpenSilver's Core Features & Benefits

The Core Features

  • AI-enhanced XAML Designer for VS Code
  • 100% Code Reusability
  • Cross-Platform (Windows, Mac, Android)
  • Enterprise-grade controls and libraries
  • Silverlight and WPF migration
  • Compatibility with Blazor, React, Angular

The Benefits

  • Reduces migration costs and time
  • Ensures cross-platform compatibility
  • Eliminates need for costly rewrites
  • Allows leveraging existing code
  • Provides dedicated support
  • Maintains original app look and feel

OpenSilver's Main Use Cases & Applications

  • Migrating legacy Silverlight applications
  • Building new .NET web applications
  • Creating cross-platform apps with C# and XAML
  • Integrating with modern web technologies (Blazor, React, Angular)

OpenSilver's Pros & Cons

The Pros

Open-source and free to use.
Enables migration of legacy Silverlight and WPF apps to modern web technologies.
Supports 100% code reusability, saving time and costs.
Compatible with multiple web browsers and platforms.
Integrates with popular front-end frameworks like Blazor, React, and Angular.
Includes AI-enhanced drag-and-drop UI designer for easier app development.
Offers professional support and migration services.

The Cons

No direct AI functionalities despite having AI-enhanced UI designer.
Dependency on legacy tech knowledge (Silverlight/WPF) may limit new user adoption.
No explicit GitHub repository link provided on the main page.
Limited information on pricing beyond a general link to subscription support plans.

OpenSilver's Pricing

Has free planYES
Free trial details
Pricing modelFree
Is credit card requiredNo
Paid from
Has lifetime planNo
Billing frequency
For the latest prices, please visit: https://opensilver.net

FAQs of OpenSilver

OpenSilver Company Information

  • Website: https://opensilver.net
  • Company Name: Userware
  • Support Email: [email protected]
  • Facebook: NA
  • X(Twitter): https://twitter.com/OpenSilverTeam
  • YouTube: https://www.youtube.com/channel/UCkyc2jlAosS5BXnfPny_j0w
  • Instagram: NA
  • Tiktok: NA
  • LinkedIn: https://www.linkedin.com/showcase/opensilver/

Analytic of OpenSilver

Visit Over Time

Monthly Visits
7.8k
Avg Visit Duration
00:00:12
Page Per Visit
1.52
Bounce Rate
42.91%
Sep 2025 - Nov 2025 All Traffic

Geography

Top 5 Regions
United States
29.85%
Germany
20.33%
Vietnam
18.37%
Korea, Republic of
10.64%
Italy
6.93%
Sep 2025 - Nov 2025 Worldwide Desktop Only

Traffic Sources

Direct
33.24%
Search
22.05%
Referrals
21.89%
Social
21.03%
Paid Referrals
1.57%
Mail
0.11%
Sep 2025 - Nov 2025 Desktop Only

Top Keywords

KeywordTrafficCost Per Click
opensilver450 $ --
open silver170 $ --
vs code xaml designer110 $ --
system.windows.input.keyboard70 $ --
opensilver 3.160 $ --

OpenSilver Reviews

5/5
Do You Recommend OpenSilver? Leave a Comment Below!

OpenSilver's Main Competitors and alternatives?

  • Blazor
  • React
  • Angular
  • Vue.js

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