sK1 is an open source vector graphics editor similar to CorelDRAW, Adobe Illustrator, or Freehand.

sK1 is an open source vector graphics editor similar to CorelDRAW,
Adobe Illustrator, or Freehand. First of all sK1 is oriented for
"prepress ready" PostScript & PDF output.
The major sK1 features:

* CMYK colorspace support
* CMYK support in Postscript
* Cairo-based engine
* Color managment
* Universal CDR importer (7-X3 versions)
* Modern Ttk based (former Tile widgets) user interface

sK1 screenshots

http://sk1project.org/modules.php?name=Products&product=uniconvertorand%20install%20into%20your%20Inkscape%27s%20Python%20location

http://sk1project.org/content/sk1/screenshots/screenshot07_tn.png