JGP is a GUI for gnuplot (http://www.gnuplot.info/).
It is made for all those who just love gnuplot but who found
that organizing a large number of datasets and plots from the command line is inconvenient.
JGP uses gnuplot as plotting engine.
Add new datasets, preview them, preprocess them.
Change colors for your plots.
Manage your datasets, preview the gnuplot plot string, plot