Top 20 NuGet uwp Packages

Templates for Prism for Xamarin Forms. This includes an empty project template, a customizable quickstart template, module template, and item templates for Pages and Services.
FFmpeg libraries (x86, x64, ARM, ARM64) for UWP (Universal Windows Platform)
SkiaSharp Views & Layers are a set of platform-specific views and containers that can be used to draw on the screen.
Cross-platform socket API for Xamarin iOS/Android/Forms, Xamarin.Mac, Windows Phone 8/8.1, Windows Store, UWP and Windows Desktop. Includes support for TCP and UDP listeners and clients, as well as UDP multicast.
Shim expands the ability to create Portable Class Libraries from .NET legacy code by providing reduced or dummy implementations of .NET Framework classes that are not represented in PCL.
A set of user controls for UWP applicartion
This library is mainly to provide a simple way connect http service. Please visit ProjectSite (my Github sourceCode page) to see demonstration of how to use UnicornToolkit to connect a web api quickly.
Library that provides a simple MQTT client for UWP.
Implements an event sink that outputs events to an MQTT topic, for UWP.
Create cross-platform .NET app settings and configuration for Windows, .NET Core, Xamarin.Mac, Xamarin.iOS or Xamarin.Android. Save settings locally or to the cloud in native format. Configure your app by using Microsoft.Extensions.Configuration library. Save settings to the cloud and sync between i...
Animate your views with simple shareable animation declarations.
Toolkit for MyConveno UWP Projects.
MvxExtensions provide a set of libraries that extend the awesome MvvmCross framework. This package contains the Storage plugin of MvxExtensions that provides storage management capabilities For more info check the documentation
An easy to use library for building cross-platform Xamarin Forms applications very quickly. Includes FunctionZero.zBind, allowing fully featured databinding to expressions.
Handy Compression Serialization for WinRT. Part of Template 10, a Library of Helpers for UWP.
This package includes Uwp converters, extension, helpers... It is part of the Yugen Toolkit.
Auto-scrolls a UWP ScrollViewer when an element within it is dragged against its edge.
An independent flexible XAML MVVM library for .NET
Library that provides the basic architecture and tools for all networking libraries. This includes sniffers, simplified communication libraries for text and/or binary protocols, etc.
MvxExtensions provide a set of libraries that extend the awesome MvvmCross framework. This package contains the 'Core' libraries of MvxExtensions to use with Xamarin.Forms For more info check the documentation