Top 20 NuGet popup Packages

Silverlight 5 Multi-Window Controls
A control suite for some common things a Windows 8.1 XAML application might want to include such as a Flyout, Menu, Rating, Settings Pane, and other controls.
A Custom Content Control for Windows 8 app Settings Charm Flyouts.
Addes an attached behavior to your project that can be used to configure Popups to automatically follow their PlacementTarget
Open link in modal window
Contextual menus for Javascript
No html no cry. Many currently used modals use html codes prepared actually for the web page. Mustang-modal, allows you to create new modals interacted with javascript codes without the need of any html. It is simple, easy to use and it has many a lot of features.
This is a custom StackLayout with a posibility to add a popup.\r\nThis license allows you to use for free this content for your projects as long as they are attributed to their author in the definitive project
A popup for Xamarin.Forms
nuget package for pop up window
این نسخه از کامپوننت امکان پشتیبانی از زبان فارسی و متون راست به چپ را دارا می باشد
Control PopUp para Xamarin Forms
Plugin for Xamarin forms. Thread view
An easy and practical Flying Box(PopUp). Contains several properties ColorUI, BorderColor, CloseColor.
This package includes Windows.Storage like APIs cross-platform such as: - MessageDialog for representing a dialog for showing messages to the user. - UICommand for providing a command in a context menu.
Powerful in-app based toast notifications just like Android Studio
Simple Popup Control from CodeProject (only work in windows)
A WPF Popup Control for a TextBox than can used for Instellisense, Autocorrection Popup, Combobox replacement and many more.
OXOX Design Modal
Personal nuget