Software Alternatives, Accelerators & Startups

OpenSilver

Open-source re-implementation of Silverlight on modern browsers using WebAssembly.

Some of the top features or benefits of OpenSilver are: Cross-Platform Compatibility, Silverlight Code Reusability, WebAssembly Based Performance, Open Source Flexibility, and Integration with Modern Web Technologies. You can visit the info page to learn more.

OpenSilver

OpenSilver Alternatives & Competitors

The best OpenSilver alternatives based on verified products, community votes, reviews and other factors.
Filter: 3 Open-Source Alternatives. EU Alternatives. Latest update:

  1. 12

    Want to fix "This plugin is not supported" and "Adobe Flash Player is blocked" error messages? This extension will remove those messages and allow you to play Flash in any website with a single click.

    Key Flash Player 2021 features:

    Compatibility Ease of Use No Installation Required

    /flash-player-2021-alternatives
  2. 12

    SuperNova Player allows systems to play .SWF files in a standalone player launched from any browser.

    Key SuperNova Player features:

    Legacy Support Easy Installation Compatibility Security Updates

    /supernova-player-alternatives
  3. Supercharge your Ad audiences with AI.

    Key KeywordSearch features:

    AI Ad Targeting AI Keyword Research AI Audience Builder YouTube Ad Spy

    Try for free Free Trial

    Try for free
  4. 11

    Connect with your friends and other fascinating people. Get in-the-moment updates on the things that interest you. And watch events unfold, in real time, from every angle.

    Key X (Twitter) features:

    Real-Time Updates Wide Reach Engagement Tools Hashtags

    /x-twitter-alternatives
  5. 12

    Can play Flash files offline.

    Key Newgrounds Player features:

    Access to Legacy Content Dedicated Community Free to Use

    /newgrounds-player-alternatives
  6. 14

    its adobe flash player in webassembly.

    Key CheerpX for Flash features:

    Compatibility Security Ease of Use Cross-platform

    /cheerpx-for-flash-alternatives
  7. 12

    An open source Flash player.

    Key Ruffle features:

    Open Source Cross-Platform Compatibility Security Active Development

    Open Source

    /ruffle-alternatives
  8. 12

    GNU Gnash is the GNU Flash movie player โ€” Flash is an animation file format pioneered by Macromedia...

    Key Gnash features:

    Open Source Cross-Platform Support Free Software Community-Driven

    /gnash-alternatives
  9. 12

    The Lightspark project.

    Key Lightspark features:

    Open Source Cross-Platform Compatibility Active Development

    Open Source

    /lightspark-alternatives
  10. 12

    Shumway is an open-source Flash Projector implemented as a Web Assembly player.

    Key Shumway features:

    Wide Variety of Seeds Heirloom Varieties Gardening Resources Reputable History

    /shumway-alternatives
  11. A multi-platform .NET UI framework.

    Key Avalonia features:

    Cross-Platform MVVM Support Rich Styling System Open Source

    Open Source

    /avalonia-alternatives
  12. The complete Java runtime for modern browsers. CheerpJ is the only solution that can run any large-scale, unmodified Java applications, applets, or libraries in the browser. No downloads or plugins are required.

    Key CheerpJ features:

    Browser Compatibility Legacy Code Support Full Java SE Support Security

    /cheerpj-alternatives
  13. 12

    Text Editor, Game Player, Picture Viewer in one smart application!

    Key Shubus Viewer features:

    Versatile File Support User-Friendly Interface Lightweight

    /shubus-viewer-alternatives
  14. Build Mobile, Desktop and WebAssembly apps with C# and XAML.

    Key Uno Platform features:

    .NET IDEs Cross-Platform Development Hot Reload Native Performance

    Open Source free

    /uno-platform-alternatives
Suggest an alternative
If you think we've missed something, please suggest an alternative to OpenSilver.

OpenSilver discussion

Log in or Post with