Top 20 NuGet date-picker Packages

A styleable DatePicker for Android using the old spinner style (NumberPickers)
An infinite scrolling timeline to pick a date for Android
A calendar that allows you to select both a single date and a period. It Allows you to change colors programmatically without reference to the theme.
You can now select a date and a time with only one widget
Fully customizable calendar for Xamarin.Android with a wide variety of features and displaying modes.
An Android Library to pick dates range, that helps user to select range from future dates.
Fancy year and month picker library for Xamarin.Android
A Material design back port of Android's CalendarView
Xamarin.Android library for Date and Time Picker in same dialog
Xamarin Binding Library - FSCalendar
Android Date Picker Library that provides a calendar as a horizontal timeline
Date Range Picker is a Calendar Picker View to show a Customized Date Range Picker with improved UI and functionality to add subtitles to the dates