We offer migration from VB6, VB.NET/C# WinForms, Gupta SqlWindows, WPF/Silverlight, and more.
Yes, your application can be converted to a new web-only system. All you need is a web server.
Wisej web applications can run as standalone desktop applications. See Self hosting and standalone web apps. It’s like Electron, just better since we support Chrome, IE, Edge, and FireFox.
It highly depends on your application and the type of project you are looking for. Contact us to get a ballpark estimate.