Community

• Planet Xamarin
• Snppts.dev
• Xamarin Slack
• Community Maintained Components
• Twitch Streamers

Official

• Xamarin is open source on Github
• Xamarin on YouTube
• Xamarin Community Standups
• Xamarin on Microsoft Learn
• Dotnet Conf: Focus on Xamarin

Other Frameworks

• Comet
• Uno Platform
• AvaloniaUI
• Fabulous
• Mobile Blazor Bindings
• Mobile Blazor Bindings Getting Starting