Struggling with an outdated Silverlight application?
Migrate to OpenSilver, the plugin-free, open-source framework that uses WebAssembly, C#, XAML, and .NET to modernize your client-side web development—without starting from scratch.
The fastest way to upgrade from Silverlight to the modern web.
With OpenSilver, you can transition away from Silverlight and save up to 3-6X on time and costs.
Get away from Internet Explorer and Silverlight limitations. Run your application everywhere.
Leverage your existing Silverlight code, giving your old projects new life.
Considering a switch to other tech stacks? Mix and match with OpenSilver!
Skip the cumbersome rewrite process : keep your existing UI 100% intact, upgrade it —your choice.
As you start migrating, get dedicated support from our team of experts who are always available to assist you along the way.
Screen to Screen parity, no need to retrain users or redo user documentation, a seamless transition to a modern framework.
With OpenSilver, you can transition away from Silverlight and save up to 3-6X on time and costs.
Get away from Internet Explorer and Silverlight limitations. Run your application everywhere.
Leverage your existing Silverlight code, giving your old projects new life.
Considering a switch to other tech stacks? Mix and match with OpenSilver!
Skip the cumbersome rewrite process : keep your existing UI 100% intact, upgrade it —your choice.
As you start migrating, get dedicated support from our team of experts who are always available to assist you along the way.
Screen to Screen parity, no need to retrain users or redo user documentation, a seamless transition to a modern framework.
Find out why leading companies work with us
Repton Projects – The legacy Silverlight application utilized Telerik controls and RIA services. The migrated version retains its appearance, performs faster, and preserves over 99% of the original code, resulting in at least a threefold cost and time savings.
Repton Projects, established in 2008, is a client-driven Project Management consultancy formed by merging Intorno Limited and Doctrinu2 Limited. They offer Project on Demand, an online project management system, consultancy services, and training to optimize project investments.
PMC at Repton Projects
“Facing the challenge of migrating from Microsoft Silverlight to OpenSilver, Userware proved to be the solution we needed. They dispelled our initial skepticism by presenting technical options and demonstrating a commitment to making our project future-proof. Their team delivered a solid and trustworthy solution at a fair price, effectively managing the project and adapting to unforeseen challenges. The result was a successful migration, allowing us to continue selling our software without major redevelopment. We highly recommend Userware for their technical expertise and professionalism.”
"OpenSilver 2.0 is a giant leap forward, ensuring .NET and XAML continue to thrive in today's web development landscape. We are not just reviving but transcending the spirit of Silverlight."
- Giovanni Albani, CEO at Userware
"OpenSilver 2.0 is a giant leap forward, ensuring .NET and XAML continue to thrive in today's web development landscape. We are not just reviving but transcending the spirit of Silverlight."
- Giovanni Albani, CEO at Userware
For general inquiries, please send an email to: contact@opensilver.net
Or reach out to us at : +16505153332 or +33757690570
For migrations-related inquiries (getting a quote, analyzing the compatibility of your code, discussing the technology, etc.), please write to: migrations@opensilver.net
If you have a Support Plan subscription or would like to subscribe to one, please write to: premium-support@opensilver.net