If you are looking to produce record or edit your own music you may be interested in this great software from Jacklab. Available as a LIVE disc or for installation it contains possibly all the software you will need including Cubase and Pro Tools like programs, and it can also use VST plugins.
Rosegarden, part of the Jacklab Recording Prouction Studio
FREE as in FREEDOM Homer not FREE as in BEER, DOH !!! 