gretl, a statistics package for econometrics JGNUPlot, a java-based GUI[6] Kayali[7] a computer algebra system xldlas, an old X11 statistics package[8] gnuplotxyz, an old Windows program[9] wxPinter, a graphical plot manager for gnuplot[10] Maxima is a text-based computer algebra system which itself has several third-party GUIs.