Fabulous is a new functional-first app programming model for building cross-platform apps that run on iOS, Android, Windows, macOS, Linux and Tizen. It combines the simplicity of modern functional UI programming with a robust foundation for cross-platform app development powered by Xamarin.Forms. You'll be amazed at the code you don't write! Fabulous is an open source project, you can use and contribute to it today! https://fsprojects.github.io/Fabulous/

3. @JimBobBennett aka.ms/XamDocs

4. @JimBobBennett aka.ms/XamDocs
iOS C# UI Android C# UI
Shared C# logic

5. @JimBobBennett aka.ms/XamDocs
iOS F# UI Android F# UI
Shared F# logic

6. @JimBobBennett aka.ms/XamDocs

7. @JimBobBennett aka.ms/XamDocs
Common Infrastructure
.NET Standard Library
Cross-Platform
Services
.NET Core
Windows
Applications
.NET Framework Xamarin
Mobile
Applications
Compilers Languages Runtime components

8. @JimBobBennett aka.ms/XamFormsDocs

9. @JimBobBennett aka.ms/XamFormsDocs
iOS C# App Android C# App
Shared C# logic
Shared UI

10. @JimBobBennett aka.ms/XamFormsDocs
<?xml version="1.0" encoding="UTF-8"?>
<TabbedPage xmlns="http://xamarin.com/schemas/2014/forms"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
x:Class="MyApp.MainPage">
<TabbedPage.Children>
<ContentPage Title="Profile" Icon="Profile.png">
<StackLayout Spacing="20" Padding="20"
VerticalOptions="Center">
<Entry Placeholder="Username"
Text="{Binding Username}"/>
<Entry Placeholder="Password"
Text="{Binding Password}"
IsPassword="true"/>
<Button Text="Login" TextColor="White"
BackgroundColor="#77D065"
Command="{Binding LoginCommand}"/>
</StackLayout>
</ContentPage>
<ContentPage Title="Settings" Icon="Settings.png">
<!-- Settings -->
</ContentPage>
</TabbedPage.Children>
</TabbedPage>

11. @jimbobbennett

12. @jimbobbennett

15. @jimbobbennett

16. @jimbobbennett

17. @JimBobBennett aka.ms/XamFormsDocs

18. @jimbobbennett