.xamlbut due to problems with Visual Studio we have been forced to move to our own
.axamlextension for Avalonia XAML files. From version 0.9.11 Avalonia XAML files created in Visual Studio use the
.axamlextension and from version 0.10 all of our templates will be standardized on using the
.axamlwill be supported going foward, so feel free to use the extension you prefer.
xmlns="https://github.com/avaloniaui"- this is the XAML namespace for Avalonia. Without this, the file will not be recognised as an Avalonia XAML document.
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"- this is the XAML-language XAML namespace. This isn't strictly necessary, but you will probably need it for accessing certain features of the XAML language.