Cygwin iwidgets script
File type: Source code and script file
An itcl file is a source-code script used by the Cygwin iwidgets package.
File type category:
Source code and script file
Date updated: October 7, 2026
The itcl file extension is associated with Cygwin, a collection of GNU tools for Microsoft Windows that provides functionality similar to a Linux distribution on Windows.
An itcl file stores scripts used by Cygwin iwidgets.
To inspect an itcl file, open it as plain text in a text editor. To use the script, run it from a Cygwin environment with the required Tcl and iwidgets components installed.
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