This is a plugin that lets you get the basic information from your application's client. It's easy to use and supports different platforms (Android, iOS, and Web).
The package 'text' allows to get detailed information about the text such as the number of lines, lines at positions, characters at locations, locations at positions, positions at locations, and vice versa.
A scrollbar that can be dragged for quickly navigation through a vertical list. Additional option is showing label next to scrollthumb with information about current item.