GoKawiilLong-form guide revisits Tcl/Tk for building cross-platform CLI and GUI apps
A developer has published an extensive personal account of using Tcl/Tk, a decades-old scripting language and GUI toolkit, to build console and graphical applications that run natively on Windows, Linux and macOS. The piece walks through the toolkit's threading model, small footprint, ability to produce compact single-file executables, and its BSD licensing, based on the author's hands-on experience after moving past initial enthusiasm.