Exactly, Tk looks good on all platforms at latest since 8.5 and the new engine. The relevant tutorial: https://tkdocs.com/tutorial/intro.html https://tkdocs.co

Exactly, Tk looks good on all platforms at latest since 8.5 and the new engine. The relevant tutorial: https://tkdocs.com/tutorial/intro.html https://tkdocs.com/tutorial/intro.html Which exists since 2008. Here's the minimal example for Tcl, Perl, Python and Ruby (note -- Tk doesn't have to be used only in Tcl!) with the pictures of the native looking interfaces on Mac OS X, Windows and Linux (all three): https://tkdocs.com/tutorial/firstexample.html https://tkdocs.com/tutorial/firstexample.html