Top 20 NuGet appbar Packages

A menu of FloatingActionButton items, designed to be anchored on an AppBarLayout
Material Design Extensions is based on Material Design in XAML Toolkit to provide additional controls and features for WPF apps. The controls might not be specified in the Material Design specification or would crash the scope of Material Design in XAML Toolkit.
Cimbalino Toolkit is a set of useful and powerful items that will help you build your Windows applications. This is the main component of the toolkit.
Cimbalino Windows Phone Toolkit is a set of useful and powerful items that will help you build your Windows Phone applications. This is the main toolkit component.
Utilities for creating a Windows AppBar with WPF
Helper library for creating AppBars (forms which are docked to the side of the screen). AppBars reserve the required space, similar to the Taskbar in Windows.
Helper class to simplify usage of the Windows Phone application bar
Controls and utilities for Windows 8.1 XAML store applications.
Bindable application bar wrappers for Windows Phone.
Sparked Windows 8.1 Control library
This package provides an easy "Share App on Facebook" AppBar button control that you can integrate into your AppBar. Your end users can click the button to easily post about your app on Facebook, thereby driving downloads of your application.
Dockable desktop window and other classes supporting WPF applications. Sample WPF projects available at BitBucket, see project link.