I do use Inkscape although I find it a bit clumsy particularly in output. May look at scripting it one day. I will have a look for plugins. I was also disapp

I do use Inkscape although I find it a bit clumsy particularly in output. May look at scripting it one day. I will have a look for plugins. I was also disappointed that the latest version isn't built for OS X and while there are instructions to build it without using X they didn't work first time and I didn't have all day to hack on it.