Version 4 of Runabc

With Runabc you can display an abc file on your screen in the standard music notation, send it to your printer and play the tune at any tempo or key on your audio card on your computer.

         http://ifdo.pugmarks.com/~seymour/runabc/runabc.html

For other Tcl-Tk audio applications, see: Audio Applications in Tcl-Tk
For a complete list of applications in Tcl-Tk, see: Applications in Tcl and Tcl/Tk -#Index-