Question

This is Tcl/Tk tutorial. In this tutorial, you will learn the basics of programming with Tcl and Tk. The tutorial is suitable for beginners and intermediate programmers.

Tk

Tk is an open source, cross-platform widget toolkit that provides a library of basic elements for building a graphical user interface (GUI). The first public release of Tk was in 1991. There are bindings for several other languages including Ada, Perl, Ruby, Python or Common Lisp. The Tk library is often referred with its main language as Tcl/Tk.

Related tutorials

ZetCode presents other two related tutorials that you might be interested in: Tcl tutorial and Tkinter tutorial .