Top 20 NuGet Xamarin Packages
Cross Platform Mobile Development
Pollfish SDK Xamarin bindings (Xamarin.Android and Xamarin.iOS)
Pollfish SDK Xamarin bindings (Xamarin.Android and Xamarin.iOS)
OpenTok SDK Xamarin bindings (Xamarin.Android and Xamarin.iOS)
Jawbone.UP SDK Xamarin bindings (Xamarin.Android and Xamarin.iOS)
Garmin.ConnectIQ SDK Xamarin bindings (Xamarin.Android and Xamarin.iOS)
Foresee SDK Xamarin bindings (Xamarin.Android and Xamarin.iOS)
Proof-of-concept NControl for rendering an SVG with optional 9-slice insets.
AppRater Plugin for Xamarin.
A Framework for creating code that performs Platform Dependent Tasks in a Generic, OS Independent manner.
GoogleMapsUtils library for Xamarin Android.
Xamarin Android DI support and reactive programing support and Lifecycle management support.
PCLMock is mocking framework in a PCL, making it usable on platforms such as iOS and Android.
Xamarin bindings for Google Volley
Android Code Highlighter. Don't forget to add "Mono.Android.Export" as reference to your solution.
Small library that provides... bouncing dots. This feature is used in number of messaging apps (such as Hangouts or Messenger), and lately in Android TV (for example when connecting to Wifi).
Don't forget to add Mono.Android.Export as reference.
An assortment of USB peripheral drivers for Xamarin Android