Welcome to the Tcler's Wiki!

What is Tcl?

Tcl is a simple-to-learn yet very powerful programming language. Its syntax is described in just a dozen rules, but it has all the features needed to rapidly create useful programs in almost any field of application - on a wide variety of international platforms. See more about Tcl at What is Tcl

What is Tk?

Tk is a graphical toolkit for Tcl. It allows you to develop graphical applications that run on Windows, Linux, MacOS X and many other platforms. And not just from Tcl - Tk can be used from many languages including C, Ruby, Perl, Python and Lua. See more about Tk at What is Tk

Tcl Community News

  • The SQLite & Tcl Conference was held online on Wednesday, November 17, 2021. Please visit conf.tcl-lang.org for details.
  • Tcl/Tk 8.6.11 Released! The Tcl Core Team is pleased to announce the 8.6.11 release of the Tcl dynamic language and the Tk toolkit. We would like to express our gratitude to all those who submit bug reports and patches. This information is invaluable in enabling us to identify and eliminate problems in the core. Tcl/Tk 8.6.11 sources are freely available as open source from the Tcl Developer Xchange . See also Changes in Tcl/Tk 8.6.11
  • has set up a bounty program for improvements to Tcl and certain Tcl packages.
  • Subscribe to the @TclLang Twitter feed for news about happenings in the Tcl world.

Recent changes

December 05, 2021
Tcl and other languages
December 04, 2021
Applications in Tcl and Tcl/Tk
December 03, 2021
pandoc-tcl-filter
pandoc-tcl-filter-infrastructure
BWidget
December 02, 2021
baltip, balloon tip
svgconvert
December 01, 2021
Critcl Examples
Detlef Groth
tsvg