Based on our record, Uno Platform seems to be more popular. It has been mentiond 19 times since March 2021. We are tracking product recommendations and mentions on Reddit, HackerNews and some other platforms. They can help you identify which product is more popular and what people think of it.
It's not completely stable and has some rough edges but it's improving. There is also Uno but I haven't used that one. - Source: Reddit / about 1 month ago
There's also Uno which should support Linux as well. - Source: Reddit / about 1 month ago
For C#, MAUI certainly seems like the perfect solution, but it won't release any time soon, there's only Xamarin which doesn't seem to support MacOS. I've checked UNO and Avalonia, but I'm not sure about them. - Source: Reddit / about 2 months ago
The Uno Platform, developed by nventive in 2013 and open-sourced in 2018, enables you to build cross-platform applications in C#. Similar to Xamarin.Forms, Uno also aims for the goal of "write once, run everywhere" using APIs mirroring those provided by Universal Windows Platform (UWP) and WinUI. - Source: dev.to / 2 months ago
That was the idea, the world decided otherwise based on the Flash and Silverlight experience versus clunky Web. https://dotnet.microsoft.com/apps/aspnet/web-apps/blazor https://platform.uno/ https://leaningtech.com/ https://flutter.dev/ https://wiki.qt.io/Qt_for_WebAssembly. - Source: Hacker News / 2 months ago
wxWidgets - wxWidgets: Cross-Platform GUI Library
Avalonia - A multi-platform .NET UI framework
Electron - Build cross platform desktop apps with web technologies
GTK - GTK+ is a multi-platform toolkit for creating graphical user interfaces.
Kivy - Open source Python framework for rapid development of applications that make use of innovative user interfaces, such as multi-touch apps. Installation on WindowsInstallation on Windows. Installation; What are wheels .
FLTK - Fast Light Toolkit - Fast Light Toolkit (FLTK)