Top 20 NuGet android Packages

Shiny BluetoothLE - Common components for Hosting and Client
CrossPlatformLibrary is an extensible cross-platform toolkit which provides a basic set of functionality used in most mobile apps such as bootstrapping, exception handling, tracing and UI dispatching.
MvvmCross is the .NET MVVM framework for cross-platform solutions, including Xamarin iOS, Xamarin Android, Xamarin Forms, Windows and Mac. This package contains all plugins for MvvmCross
MvvmCross is the .NET MVVM framework for cross-platform solutions, including Xamarin iOS, Xamarin Android, Xamarin Forms, Windows and Mac. This package contains the 'Share' plugin for MvvmCross
MonoGame library for menus and game state management
A Carousel plugin for Zebble allowing the user to swipe between different views.
Facebook login, sharing, facebook graph requests and permissions handling across Xamarin.iOS and Xamarin.Android
.NET Core / .NET Framework native libraries and support classes for Couchbase Lite
Provides card reader connectivity services for Crosslight development.
Cross platform plugin for Firebase Crashlytics
Cross-Platform NFC (Near Field Communication) plugin to easily read and write NFC tags in your application.
Xamarin.Android binding for Kotlinx Coroutines Core (kotlinx-coroutines-core). Coroutines support libraries for Kotlin.
This library contains various ways of detecting an emulated, debugged, monkey, tainted, Android environment. Some of the methods are adapted from previously seen malware on other operating systems, others are just random ideas.
There is a newer version of this library available here: https://www.nuget.org/packages/Microsoft.Identity.Client/ Migration guide: https://docs.microsoft.com/en-us/azure/active-directory/develop/msal-net-migration ADAL no longer receives new feature improvements.
Xamarin.Android bindings for Android Support Library - mediarouter-v7
Xamarin.Android bindings for Android Support Library - palette-v7
Xamarin.Android bindings for Android Support Library - recyclerview-v7
Messaging plugin for Xamarin and Windows to make a phone call, send a sms or send an e-mail using the default messaging applications on the different mobile platforms.
AndHUD is a Progress / HUD library for Android which allows you to easily add amazing HUDs to your app!
MvvmCross is the .NET MVVM framework for cross-platform solutions, including Xamarin iOS, Xamarin Android, Xamarin Forms, Windows and Mac. This package contains Support v7 Design support for MvvmCross.