Tcl/Tk is relatively easy to learn. However, the term “easy” falls short of describing the power and unique features of the Tcl/Tk programming language.

We recommend the following websites as references for further study, learning, and practical applications of the TCL/Tk programming language. Their relevance depends on your TCL/Tk programming skills and abilities.

Tcl Developer Site (tcl-lang.org)

Language (tcl.tk)

Download & Install Tcl | ActiveState – Create an Account with ActiveState and the Komodo IDE is free to use!

Magicsplat

Magicsplat Tcl/Tk for Windows | Magicsplat

Ruff! – Runtime Formatting Function Reference (V1.2.0) (magicsplat.com)

Tcl/Tk Tutorial – Tutorialspoint

TCL TK Tutorial: Tool Command Language (guru99.com)

Tcl/Tk Tutorial – Beginner / Intermediate (zetcode.com)

Tcl tutorial – Beginner Tcl tutorial (zetcode.com)

NEM (tcl-lang.org) Tcl code contributions by Neil Madison

tcl Tutorial => List-appending to a nested dictionary (riptutorial.com)