sK1 is an open source vector graphics editor similar to CorelDRAW, Adobe Illustrator, or Freehand. sK1 is oriented for prepress industry, so it works with CMYK colorspace and produces CMYK-based PDF and PS output.
sK1 Project (http://sk1project.org), Copyright (C) 2010-2013 by Igor E. Novikov
help on available distribution formats: python setup.py bdist --help-formats