CONTENTS: tcl tk tcl: The Tcl script language, version 7.3 tcl: tcl: Tcl, developed by Dr. John Ousterhout, is a simple to use text-based tcl: script language with many built-in features which make it especially tcl: nice for writing interactive scripts. tcl: tcl: tcl: tcl: tcl: tcl: tk: The Tk toolkit for Tcl, version 3.6 tk: tk: Tk is an extension to Tcl that allows you to quickly and easily build tk: X11 applications that have the look and feel of Motif apps. tk: tk: tk: tk: tk: tk: tk: