Top 20 NuGet xamarin Packages

Build native UIs for iOS, Android, UWP, macOS, Tizen and many more from a single, shared C# codebase
AbsoluteLayout implemented the way you expected. Works exactly same as native AbsoluteLayout except that (0.25, 0.25, 0.5, 0.5) means what it should mean - a square box in the screen center half the screen in size.
A Protocol for Asynchronous Non-Blocking Data Sequence
Twitter like animation for any view 💓
A Passcode view for Android
Number view with 'add' animation for Android
Simple Android library to add a tooltip near any view with ease
Progress Circle View for Andoid
Add popup view near any other Android view with ease
Dynamic control over Android vector drawables. This library introduces dynamic control over vector drawables. Each and every aspect of a vector drawable can be controlled dynamically (via Java instances), using this library.
Android library for supporting convex material shadows
Android library for efficiently generating and rendering beautiful long shadows
A circular seekbar for Android, with a control knob! (for the lack of a better word)
An image cropper for iOS like in the Contacts app with support for landscape orientation.
A material style progress wheel for Android
Gif images loading indicator for Android
A lightweight and easy to use Android library that provides many activity transition animations.
An Android Widget For Selecting Multiple Items From A List.
Library to add TextView, EditText and Button with custom fonts to your views. For Android (API 16 or higher).