This is a repackaged open source software product wherein additional charges apply for support. Tkinter, short for Tk interface, is Python standard GUI library and toolkit that allows developers to create graphical user interfaces for Python applications. It is based on the Tk GUI toolkit, which originated as part of the Tcl scripting language. Tkinter provides a set of classes, modules, and methods that simplify the process of creating and manipulating GUI elements such as windows, buttons, menus, and more.