open source software
www.crunchbanglinux.org
www.inkscape.org
pycam.sourceforge.net
www.replicat.org
www.processing.org
www.arduino.cc
www.ekiga.org
www.giplt.nl/
www.linuxcnc.org
thanks to Harmen G.Zijp, FabLab Amersfoort
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