Top 20 NuGet phone Packages

Conditions is cross platform portable class library helps developers to write pre- and postcondition validations in a fluent manner. Writing these validations is easy and it improves the readability and maintainability of code.
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.
PlatformAdapter helps to adapt between platform-independent and platform-specific assemblies at runtime.
This package contains everything you need to access the Convertigo Mobile Backend as Service (MBaaS) for extended operations such as using the FullSync technology providing offline data and backend synchronization to enterprise applications for your Xamarin and .NET mobile Apps.
Voice Elements makes it easy to build both traditional phone applications, SMS and WebRTC applications which provide all the functionality of your phone right into your browser. This allows you use any .NET language to bring your voice applications to life.
Aids in normalizing phone numbers
Monetize your Windows WPF and WinForm apps or games with banner and interstitial ads with top revenue and 100% fill rate. AdsJumbo advetising SDK supports UWP, WinForm, WPF, Unity3D and HTML5 apps. Increase your revenue opportunities by putting ads in your Universal Windows Platform (UWP) app or gam...
A small, simple event aggregator implementation for .NET, SL, WP7, WP8, WinRT, Mono and Unity3d.
Portable Class Library of the C# port of Google's common Java, C++ and Javascript library for parsing, formatting, storing and validating international phone numbers. For usage samples: http://code.google.com/p/libphonenumber/
With Ozeki VoIP SIP SDK, you have the opportunity to make your own VoIP products, for instance a softphone or even your own PBX
Implement a toast notification for WinRT (UAP, Windows 8 & Windows Phone), Silverlight & WPF applications. This control is similar to a toast notification but it's not. You can set duration, style, logo, text content & animation of the notification. Available animations: LeftToLeft, LeftToRight, Ri...
Manage auto sleep / auto lock in all platforms. This allows running very long tasks without fearing the device going to sleep.
Detect Motion Sensors Vector Value changes for: Accelerometer, Gyroscope, Magnetometer. Across iOS, Android, Windows Phone and Windows from a single API.
Updated Brazilian formats. Created "PROBE" PhoneType.
This is a small library that uses pattern MVVM for a handy use in WPF and Xamarin forms.
A cross-platform way of getting your app version. Use: CrossVersion.Current.Version;
FilePicker Plugin for Xamarin and Windows Simple cross-platform plug-in that allows Pick files, save files and open the archive application standards.
A code for grabbing the color palette from an image. Uses C# and .NET to make it happen.
Xamarin (Android/iOS/Windows Store and Phone and UWP) plugin to determine screen size
This project is a cross platform library for Xamarin, which enables a handy use of localization in your applications.