Top 20 NuGet phone Packages

Easy MVVM Implementation for SL, RIA Services, or WP7
T4 Templates for generating view models, and views for WPF, Silverlight, Windows Phone using T4 Toolbox and MVVM Light. Conforms to StyleCop rules, and optional Autofac/Unity DI container integration with View Models.
The ThemeManager class provides static methods to be used during app initialization to force the app's resources to appear as the Dark or Light theme.
Single C# (Source) file version - the ThemeManager class provides static methods to be used during app initialization to force the app's resources to appear as the Dark or Light theme.
Provides a helper for generating and storing screen shots of your apps inside isolated storage.
Serene is a library for Windows Phone 7 that allows applications to self monitor usage and try to prompt good users to leave feedback on marketplace.
TileSlider is a control for Windows Phone 7 that lets the developer present a tile in their app that behaves like the tiles when you pin a contact to the start menu. It is an opensource project that resides on CodePlex http://tileslider.codeplex.com/
Adds Autofac support to Windows Phone MVC
Adds support for the Silverlight Toolkit Page Transition's with MvcTransitionFrame
A library to make it really easy to support tombstoning in the pages of a Windows Phone 7 Silverlight app.
A helper library of BindingConverters, MarkupExtensions, and other utilities for building XAML applications for WPF 4 & 4.5, Silverlight 4 & 5, Windows Phone 7.5 & 8, and Windows 8.x.
The DevPhoneToolkit for Windows Phone. Details at http://devphonetoolkit.codeplex.com/
Helper class to simplify usage of the Windows Phone application bar
Barcode Professional for Windows Phone generates high quality vector-based Linear, Composite and 2D Symbologies. Features: - Linear & 2D Barcodes - data-binding support, raster image exportation (WriteableBitmap), Barcode rotation (0, 90, 180, 270 degrees), Full design-time support Visual Studio...
Wensus provides Windows App analytics for the developers.
Send notification, sync & async, in-built validations, authenticated notifications, callback requests, localization & smart next steps on erroneous responses. More Details: http://easynotification.codeplex.com/
Mangopollo will allow you to easily take advantage of new windows phone tiles (cyclic, flip, iconic) if your application is run from a Windows Phone 7.8 or 8 as well as new launchers if your application is run from a Windows Phone 8 while remaining compatible with windows phone 7.
Mangopollo will allow you to easily take advantage of new windows phone tiles (cyclic, flip, iconic) if your application is run from a Windows Phone 7.8 or 8 as well as new launchers if your application is run from a Windows Phone 8 while remaining compatible with windows phone 7.
32feet.NET for Windows Phone is a shared-source library to simplify Bluetooth development with Windows Phone 8.
The Bouncy Castle API provides many cryptoghraphic APIs to every developpers. It is a port targetting WinRT (Windows Store apps & WP8) of the original C# branch