The following Tk packages to provide Mac-specific functionality on Tk are available at http://www.codebykevin.com/opensource/oss.html
- aquahig -- a set of defaults to improve the appearance of Tablelist and BWidget widgets on OS X
- macgrowl -- a Tcl wrapper for the Growl systen notification package
- macnotify -- a Tcl package that bounces a Tk application's icon on the OS X Dock
- mactoolbar -- implements a Cocoa-style toolbar in Tk apps
- windowlist -- implemetns a "window" menu to manage toplevel windows (raising, minimzing, etc.)