Yves Degoyon (es/fr) is a musician/performer and a free software
developer/dealer .
he's practising copyleft philosophy under the name of d.R.e.G.S : http://ydegoyon.free.fr
some other little drops in the ocean :
/etc/groups : http://etc-groups.sf.net
MapOMatix : http://mapomatix.sf.net
Unauthorized PD : http://ydegoyon.free.fr/software.html
P.i.D.i.P : http://ydegoyon.free.fr/pidip.html