OpenSilver 3.1 has been launched, bringing new options to the open supply framework for constructing net apps utilizing .NET. These embody a drag-and-drop XAML designer for VS code, a extra trendy UI theme, expanded assist for Home windows Presentation Basis (WPF) options, and full compatibility with .NET 9.
The brand new drag-and-drop XAML designer in VS Code consists of over 100 ready-to-use controls, similar to information grids and charts, and a built-in AI assistant for producing UI layouts.
It additionally works seamlessly throughout Home windows, macOS, and Linux, making this a significant milestone for cross-platform improvement, as beforehand XAML UI design was restricted to Visible Studio on Home windows.
Its new UI theme is extra trendy and takes inspiration from Materials and Fluent Design rules. It consists of mild and darkish modes and the power to simply modify coloration palettes. Moreover, the splash display screen that signifies that an software is loading additionally now has a extra trendy look.
Builders engaged on legacy purposes will nonetheless be capable of entry unique Silverlight themes, the crew famous.
Help for a number of WPF options was added, together with DynamicResource, MultiBinding, x:Static, and UniformGrid. The 2025 roadmap consists of including extra WPF options, similar to triggers and types.
Different options on the OpenSilver roadmap embody MAUI Hybrid integration, Blazor interoperability, and 3D UI assist.
“We’re dedicated to supporting the .NET ecosystem by providing instruments that assist builders construct trendy net apps and modernize legacy ones effectively,” mentioned Giovanni Albani, CEO of Userware, the corporate behind OpenSilver. “OpenSilver bridges legacy and greenfield improvement, equipping companies with a forward-looking framework.”
