Top 20 NuGet android Packages

NGraphics is a cross platform library for rendering vector graphics on .NET. It provides a unified API for both immediate and retained mode graphics using high quality native renderers.
Authenticate a user via fingerprint from a cross platform API.
Create Horizontal and Vertical carousels, add page indicators, navigation arrows and much more. “How to” at Github repository.
Xamarin plugin to access Bluetooth Low Energy functionality on Android and iOS. Read the full documentation on the projects page.
A library to aid in writing unit tests for ReactiveUI projects
ReactiveUI extensions for the Android Support Library
Subscribe to battery change notifications across iOS, Android, and Windows from a single API. Ability to gather current battery level, charging status, and charging type.
A simple caching library to cache any data structure for a specific amount of time in any .NET application. Additionally, offers simple HTTP methods for caching web request data. Powered by LiteDB.
A simple caching library to cache any data structure for a specific amount of time in any .NET application. Additionally, offers simple HTTP methods for caching web request data. Powered by SQLite.
Xamarin embeddable image viewer with 360 degree support for Xamarin Forms
Google authentication handling across Xamarin.iOS and Xamarin.Android
Extensions to VelocityDB for efficient LINQ index/BTree queries, AzureSession file API usage with Microsoft Azure, import/export to/from CSV and JSON, Sync, GeoHash, Compressed Bitmap and RTree.
This package contains a Bluetooth Low Energy plugin for MvvmCross. It allows access to Bluetooth Low Energy functionality on Android and iOS. Read the full documentation on the projects page.
Socket PCL Xamarin Cross platform for iOS, Windows 10 (UWP) and Android
Android floating action button that can react to scrolling events. Becomes visible when an attached target is scrolled up and invisible when scrolled down.
MvvmCross is the .NET MVVM framework for cross-platform solutions, including Xamarin iOS, Xamarin Android, Xamarin Forms, Windows and Mac. This package contains the 'Location' plugin for MvvmCross
A simple and light Websocket client. Xamarin cross-platform. Can be set to ignore SSL/TLS server certificate issues. Observe incoming message using Reactive Extensions (Rx)
Cross platform Xamarin plugin to play Media from PCL. Supports audio and video playback on Android, iOS, UWP, tvOS and Mac.
Accordion custom control for Xamarin.Forms
Native markdown rendering for Xamarin.Forms.