$ fityk -h
Usage: fityk [-h] [-V] [--full-version] [-c <str>] [-g <str>] [-I] [-r] [script or data file...]
  -h, --help        	show this help message
  -V, --version     	output version information and exit
  --full-version    	print version with additional info and exit
  -c, --cmd=<str>   	script passed in as string
  -g, --config=<str>	choose GUI configuration
  -I, --no-init     	don't process $HOME/.fityk/init file
  -r, --reorder     	reorder data (50.xy before 100.xy)

$ cfityk -h
Usage: cfityk [-h] [-V] [-c <str>] [script or data file...]
  -h, --help            show this help message
  -V, --version         output version information and exit
  -c, --cmd=<str>       script passed in as string
  -I, --no-init         don't process $HOME/.fityk/init file
  -n, --no-plot         disable plotting (gnuplot)
  -q, --quit            don't enter interactive shell
