Top 20 NuGet android Packages

StreetHawk Android SDK, Engagement Automation for mobile apps. StreetHawk's Beacon feature lets you to run campaigns based on user's presence inside a beacon's region.
Create cross-platform customizable ClockFace.
Funciones para Xamarin Android
NChart3D is the universal chart and graph framework, enabling stunning data visualization in your iOS and Android applications in minutes. Using OpenGL based hardware acceleration, NChart3D is fast and responsive even on the huge datasets.
Customizable circular progress indicator for Xamarin.Android
Provides Secure storage of key value pairs for iOS, Android, MacOS(OSX) and Tizen apps.
Xamarin bindings for NoNonsense-FilePicker library v4.1.0. NoNonsense-FilePicker is a file/directory-picker for android.
Detect most of ad blockers on Android
Xamarin bindings for the Android Tensorflow Mobile libraries
UniversalSerializer is a free open-source advanced serializer for .NET and .NET Core.
Android Timeline View Library (Using RecyclerView) is simple implementation used to display view like Tracking of shipment/order, steppers etc.
Binding library of de.hdodenhof.circleimageview
A CarouselView that can be easily customized and tweaked to your needs and works cross-platform on Android and iOS without the need for any platform specific coding.
Super Lite Android Library to select files/directories from Device Storage.
Xamarin.Android lib to show triangle view as badge
Android loading view library
Android's seekbar that contains 2 cursor (left and right). Multiple touch supported.
A contentview which allows rounded edges of any size, right within Xamarin.Forms. Plus alot of extra customizations.